/* ============================================
   Vertex Premium Design System
   ============================================ */

:root {
    /* Gunmetal + Gold Brand Colors */
    --gunmetal-dark: #1a252f;
    --gunmetal: #2C3E50;
    --gunmetal-light: #34495e;
    --gunmetal-lighter: #4A5F7A;
    --gold: #E6B800;
    --gold-light: #FFD700;
    --gold-dark: #DAA520;
    --gold-alpha-05: rgba(230, 184, 0, 0.05);
    --gold-alpha-10: rgba(230, 184, 0, 0.1);
    --gold-alpha-15: rgba(230, 184, 0, 0.15);
    --gold-alpha-25: rgba(230, 184, 0, 0.25);
    --gold-alpha-40: rgba(230, 184, 0, 0.4);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.85);
    --text-muted: rgba(255, 255, 255, 0.6);
    
    /* Premium Shadows */
    /* Modern elevation (cleaner, less “heavy”) */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 8px 22px rgba(0, 0, 0, 0.32);
    --shadow-lg: 0 14px 40px rgba(0, 0, 0, 0.40);
    --shadow-premium: 0 22px 70px rgba(0, 0, 0, 0.55);
    --shadow-gold: 0 10px 34px rgba(230, 184, 0, 0.22);

    /* Radius + easing (system polish) */
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);

    /* Glass tokens */
    --glass-bg: rgba(26, 37, 47, 0.62);
    --glass-bg-strong: rgba(26, 37, 47, 0.82);
    --glass-border: rgba(255, 255, 255, 0.10);
    --glass-border-strong: rgba(255, 255, 255, 0.14);
    
    /* Spacing */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 32px;
    --space-lg: 64px;
    --space-xl: 96px;
    --space-2xl: 128px;
    --space-3xl: 160px;
    
    /* Typography */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
    /* Site-wide ambient background (consistent across all pages) */
    background:
        radial-gradient(circle at 12% 10%, rgba(230, 184, 0, 0.05) 0%, transparent 45%),
        radial-gradient(circle at 85% 20%, rgba(255, 255, 255, 0.03) 0%, transparent 45%),
        radial-gradient(circle at 20% 85%, rgba(230, 184, 0, 0.03) 0%, transparent 55%),
        linear-gradient(180deg, rgba(26, 37, 47, 1) 0%, rgba(15, 20, 25, 1) 100%);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Keyboard focus visibility */
*:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

.skip-to-main {
    position: absolute;
    top: -60px;
    left: 12px;
    padding: 10px 14px;
    border-radius: 12px;
    background: var(--gold);
    color: var(--gunmetal-dark);
    font-weight: 900;
    text-decoration: none;
    z-index: 10000;
    box-shadow: var(--shadow-md);
}

.skip-to-main:focus {
    top: 12px;
}

/* ============================================
   “MAGIC” REVEAL SYSTEM (scroll + reduced motion)
   ============================================ */

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition:
        opacity 0.9s cubic-bezier(0.2, 0.8, 0.2, 1),
        transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
    will-change: opacity, transform;
}

.reveal[data-reveal="left"] { transform: translateX(-28px); }
.reveal[data-reveal="right"] { transform: translateX(28px); }
.reveal[data-reveal="scale"] { transform: scale(0.96); }

.reveal.is-visible {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}

/* ============================================
   PREMIUM NAVIGATION
   ============================================ */

.nav-premium-fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 37, 47, 0.78);
    -webkit-backdrop-filter: blur(26px) saturate(1.35);
    backdrop-filter: blur(26px) saturate(1.35);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 1000;
    padding: var(--space-md) 0;
    box-shadow: var(--shadow-md);
}

.nav-container-premium {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.nav-logo-img {
    height: 50px;
    width: auto;
    filter: drop-shadow(0 4px 12px rgba(230, 184, 0, 0.4));
    transition: transform 0.25s var(--ease-premium), filter 0.25s var(--ease-premium);
}

.nav-logo-premium:hover .nav-logo-img {
    filter: drop-shadow(0 6px 20px rgba(230, 184, 0, 0.6));
    transform: scale(1.02);
}

.nav-menu-premium {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-mobile-toggle-premium {
    display: none;
    width: 44px;
    height: 44px;
    padding: 10px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(230, 184, 0, 0.22);
    color: var(--text-primary);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.nav-mobile-toggle-premium:hover {
    transform: translateY(-1px);
    border-color: rgba(230, 184, 0, 0.38);
    background: rgba(255, 255, 255, 0.06);
}

.nav-mobile-bar {
    display: block;
    width: 18px;
    height: 2px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-mobile-toggle-premium.active .nav-mobile-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-mobile-toggle-premium.active .nav-mobile-bar:nth-child(2) {
    opacity: 0;
}

.nav-mobile-toggle-premium.active .nav-mobile-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav-premium-fixed.scrolled {
    background: rgba(26, 37, 47, 0.88);
    border-bottom-color: rgba(255, 255, 255, 0.10);
}

.nav-link-premium {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    position: relative;
    padding: var(--space-xs) 0;
}

.nav-link-premium::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: width 0.3s ease;
}

.nav-link-premium:hover {
    color: var(--gold-light);
}

.nav-link-premium:hover::after {
    width: 100%;
}

.nav-cta-premium {
    background: linear-gradient(180deg, var(--gold-light) 0%, var(--gold) 55%, var(--gold-dark) 100%);
    color: var(--gunmetal-dark);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    border: 1px solid rgba(0, 0, 0, 0.16);
    transition: transform 0.25s var(--ease-premium), box-shadow 0.25s var(--ease-premium), filter 0.25s var(--ease-premium);
    box-shadow: var(--shadow-md);
    position: relative;
    will-change: transform;
}

.nav-cta-premium:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    filter: saturate(1.05);
}

.nav-cta-premium:active {
    transform: translateY(-1px);
}

/* ============================================
   HERO - PREMIUM FULL-WIDTH
   ============================================ */

.hero-premium-full {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    /* Tone down the hero image: gradient overlay on top */
    background:
        linear-gradient(135deg,
            rgba(26, 37, 47, 0.78) 0%,
            rgba(26, 37, 47, 0.72) 45%,
            rgba(26, 37, 47, 0.82) 100%
        ),
        url('/img/stock/hero.webp');
    background-size: cover;
    background-position: center 35%;
    background-blend-mode: multiply;
    padding: var(--space-3xl) var(--space-lg);
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-premium-full.seo-page-premium {
    min-height: 0;
}

.hero-overlay-premium {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(180deg,
            rgba(26, 37, 47, 0.42) 0%,
            rgba(26, 37, 47, 0.24) 45%,
            rgba(26, 37, 47, 0.62) 100%
        ),
        radial-gradient(circle at 20% 30%, var(--gold-alpha-05) 0%, transparent 55%),
        radial-gradient(circle at 80% 70%, var(--gold-alpha-05) 0%, transparent 55%);
    z-index: 0;
}

@supports ((-webkit-backdrop-filter: blur(2px)) or (backdrop-filter: blur(2px))) {
    .hero-overlay-premium {
        -webkit-backdrop-filter: blur(2px) saturate(0.92);
        backdrop-filter: blur(2px) saturate(0.92);
    }
}

.hero-content-premium {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-logo-container-premium {
    margin-bottom: var(--space-lg);
    animation: fadeInDown 0.8s ease-out;
}

.hero-logo-premium {
    height: 96px;
    width: auto;
    max-width: 400px;
    filter: drop-shadow(0 8px 32px rgba(230, 184, 0, 0.4));
    transition: all 0.3s ease;
}

.hero-logo-premium:hover {
    filter: drop-shadow(0 12px 40px rgba(230, 184, 0, 0.6));
    transform: none;
}

/* Hero stagger typography */
.hero-title-stagger .hero-title-line {
    display: block;
    opacity: 0;
    transform: translateY(22px);
    animation: heroLineIn 0.9s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}
.hero-title-stagger .hero-title-line:nth-child(1) { animation-delay: 0.15s; }
.hero-title-stagger .hero-title-line:nth-child(2) { animation-delay: 0.28s; }

@keyframes heroLineIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Cursor glow trail (desktop only via JS) */
.cursor-glow-premium {
    position: fixed;
    left: 0;
    top: 0;
    width: 220px;
    height: 220px;
    border-radius: 999px;
    pointer-events: none;
    z-index: 2;
    background: radial-gradient(circle at 30% 30%, rgba(230, 184, 0, 0.22) 0%, rgba(230, 184, 0, 0.10) 35%, rgba(230, 184, 0, 0) 70%);
    filter: blur(10px);
    mix-blend-mode: screen;
    opacity: 0.95;
    transform: translate3d(-9999px, -9999px, 0);
    transition: opacity 0.2s ease;
}

@media (prefers-reduced-motion: reduce) {
    .cursor-glow-premium { display: none !important; }
}

@media (max-width: 768px) {
    .hero-logo-premium {
        height: 80px;
        max-width: 280px;
    }
}

.hero-badge-premium {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--gold-alpha-15);
    border: 1px solid var(--gold);
    color: var(--gold-light);
    font-size: 12px;
    font-weight: 700;
    text-transform: none;
    letter-spacing: 0.4px;
    margin-bottom: var(--space-md);
    border-radius: 6px;
    animation: fadeInDown 0.8s ease-out;
}

.hero-title-premium {
    font-size: clamp(2.75rem, 8vw, 6.5rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: var(--space-lg);
    letter-spacing: -3px;
}

.hero-trust-micro {
    display: flex;
    justify-content: center;
    gap: 14px 22px;
    flex-wrap: wrap;
    margin-top: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.78);
    animation: fadeInUp 0.9s ease-out 0.75s both;
}

.hero-trust-micro span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.10);
}

.hero-trust-micro .hero-trust-check {
    color: rgba(255, 215, 0, 0.92);
    text-shadow: 0 4px 18px rgba(230, 184, 0, 0.25);
}

.hero-subhead-premium {
    font-size: clamp(1.05rem, 1.8vw, 1.3rem);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.88);
    max-width: 820px;
    margin: 0 auto var(--space-lg);
    font-weight: 700;
    letter-spacing: -0.2px;
}

.hero-title-main {
    display: block;
    color: var(--text-primary);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.8);
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-title-accent {
    display: block;
    /* Tesla-style: neutral accent line (less “goldy”) */
    color: rgba(255, 255, 255, 0.90);
    background: none;
    -webkit-background-clip: initial;
    background-clip: initial;
    -webkit-text-fill-color: rgba(255, 255, 255, 0.90);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.85);
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-description-premium {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto var(--space-xl);
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-actions-premium {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 1s ease-out 0.8s both;
}

.hero-meta-premium {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: var(--space-md);
    color: var(--text-muted);
    font-weight: 700;
    letter-spacing: 0.2px;
    animation: fadeInUp 1s ease-out 0.95s both;
}

.hero-tertiary-link-premium {
    color: var(--text-secondary);
    text-decoration: none;
    border-bottom: 1px solid rgba(230, 184, 0, 0.25);
    padding-bottom: 2px;
    transition: all 0.25s ease;
}

.hero-tertiary-link-premium:hover {
    color: var(--gold-light);
    border-bottom-color: rgba(230, 184, 0, 0.75);
    transform: translateY(-1px);
}

.hero-meta-sep-premium { opacity: 0.6; }

.hero-tags-premium {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0 auto var(--space-sm);
    max-width: 980px;
    animation: fadeInUp 1s ease-out 1s both;
}

.hero-tag-premium {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(230, 184, 0, 0.18);
    color: rgba(255, 255, 255, 0.86);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.2px;
}

.hero-note-premium {
    margin: 0 auto;
    max-width: 860px;
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
}

.btn-premium-primary {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    background: linear-gradient(180deg, var(--gold-light) 0%, var(--gold) 55%, var(--gold-dark) 100%);
    color: var(--gunmetal-dark);
    text-decoration: none;
    font-weight: 700;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 0, 0, 0.16);
    transition: transform 0.25s var(--ease-premium), box-shadow 0.25s var(--ease-premium), filter 0.25s var(--ease-premium);
    box-shadow: var(--shadow-gold);
    will-change: transform;
    position: relative;
}

.btn-premium-primary::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.22), transparent 40%, rgba(255, 255, 255, 0.14));
    opacity: 0.0;
    transition: opacity 0.25s var(--ease-premium);
    pointer-events: none;
}

.btn-premium-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 54px rgba(230, 184, 0, 0.38);
    filter: saturate(1.05);
}

.btn-premium-primary:hover::before {
    opacity: 1;
}

.btn-premium-primary:active {
    transform: translateY(-1px);
}

.btn-premium-secondary {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    background: rgba(255, 255, 255, 0.02);
    color: rgba(255, 255, 255, 0.92);
    text-decoration: none;
    font-weight: 700;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(230, 184, 0, 0.42);
    border-radius: var(--radius-md);
    transition: transform 0.25s var(--ease-premium), background 0.25s var(--ease-premium), border-color 0.25s var(--ease-premium), box-shadow 0.25s var(--ease-premium), color 0.25s var(--ease-premium);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.35);
    will-change: transform;
}

.btn-premium-secondary:hover {
    transform: translateY(-3px);
    background: rgba(230, 184, 0, 0.10);
    border-color: rgba(230, 184, 0, 0.78);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.50);
}

.btn-premium-secondary:active {
    transform: translateY(-1px);
}

.btn-premium-tertiary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md) var(--space-lg);
    background: transparent;
    color: rgba(255, 255, 255, 0.78);
    text-decoration: none;
    font-weight: 750;
    font-size: 15px;
    letter-spacing: 0.3px;
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: var(--radius-md);
    transition: transform 0.25s var(--ease-premium), color 0.25s var(--ease-premium), border-color 0.25s var(--ease-premium), background 0.25s var(--ease-premium);
    will-change: transform;
}

.btn-premium-tertiary:hover {
    color: rgba(255, 255, 255, 0.94);
    border-color: rgba(230, 184, 0, 0.25);
    background: rgba(255, 255, 255, 0.02);
    transform: translateY(-2px);
}

.btn-premium-tertiary:active {
    transform: translateY(-1px);
}

/* Trust bar (truth-safe proof substitutes) */
.trust-bar-premium {
    padding: 14px var(--space-lg);
    background: rgba(0, 0, 0, 0.22);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.trust-bar-container-premium {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: 22px;
    flex-wrap: wrap;
}

.trust-item-premium {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid rgba(230, 184, 0, 0.18);
    background: rgba(230, 184, 0, 0.06);
    color: rgba(255, 255, 255, 0.86);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.2px;
}

.trust-icon-premium {
    color: rgba(230, 184, 0, 0.95);
    font-weight: 900;
}

/* Contact expectations (anxiety + friction reduction) */
.contact-expectations-premium {
    margin: 0 0 var(--space-lg);
    padding: 14px;
    border-radius: var(--radius-lg);
    background: rgba(0, 0, 0, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: var(--shadow-md);
    display: grid;
    gap: 10px;
}

.contact-expectation-item {
    padding: 12px 12px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.07);
}

.contact-expectation-title {
    font-weight: 900;
    color: rgba(255, 255, 255, 0.92);
    letter-spacing: -0.3px;
    margin: 0 0 4px;
    font-size: 13px;
    text-transform: uppercase;
    opacity: 0.92;
}

.contact-expectation-body {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 14px;
}

.quick-question-premium {
    margin-top: var(--space-lg);
    padding: 14px;
    border-radius: var(--radius-lg);
    background: rgba(0, 0, 0, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: var(--shadow-md);
}

.quick-question-title-premium {
    font-weight: 900;
    letter-spacing: -0.4px;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 6px;
}

.quick-question-body-premium {
    color: var(--text-secondary);
    line-height: 1.65;
    font-size: 14px;
    margin-bottom: 12px;
}

.quick-question-actions-premium {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.quick-question-btn-premium {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(230, 184, 0, 0.25);
    background: rgba(255, 255, 255, 0.02);
    color: rgba(255, 255, 255, 0.90);
    text-decoration: none;
    font-weight: 800;
    transition: transform 0.25s var(--ease-premium), border-color 0.25s var(--ease-premium), background 0.25s var(--ease-premium);
}

.quick-question-btn-premium:hover {
    transform: translateY(-2px);
    border-color: rgba(230, 184, 0, 0.55);
    background: rgba(230, 184, 0, 0.06);
}

.hero-stats-premium {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 1s both;
}

.stat-card-premium {
    text-align: center;
    min-width: 150px;
}

.stat-value-premium {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--gold-light);
    line-height: 1;
    margin-bottom: var(--space-xs);
    text-shadow: 0 0 20px rgba(230, 184, 0, 0.5);
}

.stat-label-premium {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
}

.stat-divider-premium {
    width: 1px;
    height: 60px;
    background: var(--gold-alpha-25);
}

/* ============================================
   WHY VERTEX - COMPETITIVE ADVANTAGE
   ============================================ */

.why-vertex-premium {
    padding: var(--space-3xl) var(--space-lg);
    background:
        radial-gradient(circle at 18% 22%, rgba(230, 184, 0, 0.06) 0%, transparent 55%),
        radial-gradient(circle at 82% 70%, rgba(230, 184, 0, 0.04) 0%, transparent 58%),
        linear-gradient(135deg, rgba(44, 62, 80, 0.92) 0%, rgba(26, 37, 47, 0.96) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.section-container-premium {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header-premium {
    text-align: center;
    margin-bottom: var(--space-xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.section-header-premium.section-header-premium-spaced {
    margin-top: var(--space-xl);
}

.section-label-premium {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--gold-alpha-15);
    border: 1px solid var(--gold);
    color: var(--gold-light);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 6px;
    margin-bottom: var(--space-md);
}

.section-title-premium {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
    letter-spacing: -1.5px;
}

.section-intro-premium {
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    line-height: 1.8;
    color: var(--text-secondary);
}

/* Tesla-style rhythm: calmer density in long blocks */
.services-grid-premium,
.process-timeline-premium,
.case-studies-grid-premium,
.trust-grid-premium,
.faq-grid-premium {
    margin-top: var(--space-xl);
}

.advantages-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.advantage-card-premium {
    padding: var(--space-xl);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    transition: transform 0.35s var(--ease-premium), box-shadow 0.35s var(--ease-premium), border-color 0.35s var(--ease-premium);
    position: relative;
    overflow: hidden;
}

.advantage-card-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light), var(--gold));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.advantage-card-premium:hover {
    border-color: rgba(230, 184, 0, 0.60);
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium), inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.advantage-card-premium:hover::before {
    transform: scaleX(1);
}

.advantage-icon-premium {
    font-size: 48px;
    margin-bottom: var(--space-md);
}

.advantage-title-premium {
    font-size: 24px;
    font-weight: 700;
    color: var(--gold-light);
    margin-bottom: var(--space-md);
}

.advantage-description-premium {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* ============================================
   SERVICES - PREMIUM GRID
   ============================================ */

.services-premium-grid {
    padding: var(--space-3xl) var(--space-lg);
    background:
        radial-gradient(circle at 22% 18%, rgba(230, 184, 0, 0.06) 0%, transparent 56%),
        linear-gradient(180deg, rgba(26, 37, 47, 0.98) 0%, rgba(21, 30, 39, 0.96) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* ============================================
   VISUAL GALLERY (stock-photo placeholders)
   ============================================ */

.gallery-premium {
    padding: var(--space-3xl) var(--space-lg);
    background:
        radial-gradient(circle at 12% 18%, rgba(230, 184, 0, 0.06) 0%, transparent 55%),
        linear-gradient(135deg, rgba(44, 62, 80, 0.94) 0%, rgba(26, 37, 47, 0.98) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.gallery-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.gallery-card-premium {
    display: block;
    text-decoration: none;
    color: inherit;
    background: rgba(26, 37, 47, 0.6);
    border: 2px solid var(--gold-alpha-15);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
    position: relative;
}

.gallery-card-premium:hover {
    border-color: var(--gold);
    transform: translateY(-10px);
    box-shadow: var(--shadow-premium);
}

.gallery-media-premium {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: radial-gradient(circle at 20% 30%, rgba(230, 184, 0, 0.12) 0%, transparent 55%),
                linear-gradient(135deg, rgba(0,0,0,0.22), rgba(0,0,0,0.62));
    position: relative;
}

.gallery-media-premium::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.55) 100%);
}

/* Variant “looks” (until real photos are added).
   If the WebP files exist, the photo sits above the gradients. */
.gallery-media-ashp {
    background-image:
        url('/img/stock/gallery-ashp.webp'),
        radial-gradient(circle at 30% 25%, rgba(0, 180, 255, 0.14) 0%, transparent 55%),
        linear-gradient(135deg, rgba(0,0,0,0.18), rgba(0,0,0,0.65));
    background-size: cover;
    background-position: center;
}
.gallery-media-solar {
    background-image:
        url('/img/stock/gallery-solar.webp'),
        radial-gradient(circle at 30% 25%, rgba(255, 215, 0, 0.18) 0%, transparent 55%),
        linear-gradient(135deg, rgba(0,0,0,0.18), rgba(0,0,0,0.65));
    background-size: cover;
    background-position: center;
}
.gallery-media-electrical {
    background-image:
        url('/img/stock/gallery-electrical.webp'),
        radial-gradient(circle at 30% 25%, rgba(230, 184, 0, 0.14) 0%, transparent 55%),
        linear-gradient(135deg, rgba(0,0,0,0.18), rgba(0,0,0,0.65));
    background-size: cover;
    background-position: center;
}
.gallery-media-battery {
    background-image:
        url('/img/stock/gallery-battery.webp'),
        radial-gradient(circle at 30% 25%, rgba(120, 255, 190, 0.14) 0%, transparent 55%),
        linear-gradient(135deg, rgba(0,0,0,0.18), rgba(0,0,0,0.65));
    background-size: cover;
    background-position: center;
}
.gallery-media-onsite {
    background-image:
        url('/img/stock/gallery-onsite.webp'),
        radial-gradient(circle at 30% 25%, rgba(255, 255, 255, 0.10) 0%, transparent 55%),
        linear-gradient(135deg, rgba(0,0,0,0.18), rgba(0,0,0,0.65));
    background-size: cover;
    background-position: center;
}
.gallery-media-design {
    background-image:
        url('/img/stock/gallery-design.webp'),
        radial-gradient(circle at 30% 25%, rgba(200, 180, 255, 0.14) 0%, transparent 55%),
        linear-gradient(135deg, rgba(0,0,0,0.18), rgba(0,0,0,0.65));
    background-size: cover;
    background-position: center;
}

.gallery-meta-premium {
    padding: var(--space-lg);
    position: relative;
    z-index: 1;
}

.gallery-tag-premium {
    display: inline-flex;
    padding: 7px 12px;
    border-radius: 999px;
    border: 1px solid var(--gold-alpha-40);
    background: var(--gold-alpha-10);
    color: var(--gold-light);
    font-weight: 900;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    font-size: 12px;
    margin-bottom: 10px;
}

.gallery-title-premium {
    font-size: 20px;
    font-weight: 900;
    margin-bottom: 8px;
}

.gallery-subtitle-premium {
    color: var(--text-secondary);
    line-height: 1.7;
}

.services-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.service-card-premium {
    padding: var(--space-xl);
    background: var(--glass-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    transition: transform 0.35s var(--ease-premium), box-shadow 0.35s var(--ease-premium), border-color 0.35s var(--ease-premium);
    position: relative;
    overflow: hidden;
}

.service-card-premium::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--gold-alpha-10) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.service-card-premium:hover {
    border-color: rgba(230, 184, 0, 0.65);
    transform: translateY(-10px);
    box-shadow: var(--shadow-premium), inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.service-card-premium:hover::after {
    opacity: 1;
}

.service-card-premium:hover .service-icon-premium {
    transform: scale(1.12) rotate(4deg);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.service-icon-premium {
    font-size: 56px;
    margin-bottom: var(--space-md);
    filter: drop-shadow(0 4px 12px rgba(230, 184, 0, 0.3));
    transition: transform 0.35s ease;
}

.service-title-premium {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.service-description-premium {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.service-features-premium {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.service-features-premium li {
    font-size: 14px;
    color: var(--text-muted);
    padding: var(--space-xs) 0;
    padding-left: var(--space-md);
    position: relative;
}

.service-features-premium li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--gold);
    font-weight: 700;
}

.service-cta-premium {
    display: inline-block;
    color: var(--gold-light);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.service-scope-note-premium {
    margin-top: var(--space-md);
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.6;
}

.services-scope-note-premium {
    margin-top: var(--space-xl);
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.6;
}

.service-cta-premium:hover {
    color: var(--gold);
    transform: translateX(8px);
}

.service-cta-row-premium {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

.service-cta-secondary-premium {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.82);
    text-decoration: none;
    font-weight: 700;
    font-size: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.service-cta-secondary-premium:hover {
    color: rgba(255, 255, 255, 0.92);
    border-bottom-color: rgba(230, 184, 0, 0.35);
}

/* ============================================
   SEO PAGES (GUIDES + SERVICE LANDING PAGES)
   ============================================ */

.seo-page-premium {
    /* Overrides `.vision-premium` for long-form pages */
    padding: 120px var(--space-lg) var(--space-3xl);
    position: relative;
    overflow: hidden;
    /* Default background photo for long-form pages */
    --seo-bg-image: url('/img/stock/gallery-onsite.webp');
    background:
        radial-gradient(circle at 18% 12%, rgba(230, 184, 0, 0.08) 0%, transparent 52%),
        radial-gradient(circle at 82% 18%, rgba(255, 215, 0, 0.05) 0%, transparent 58%),
        radial-gradient(circle at 30% 88%, rgba(230, 184, 0, 0.06) 0%, transparent 55%),
        linear-gradient(180deg, rgba(26, 37, 47, 0.98) 0%, rgba(21, 30, 39, 0.96) 100%);
}

.seo-page-premium::before {
    content: '';
    position: absolute;
    inset: -220px;
    background:
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.06) 0%, transparent 45%),
        radial-gradient(circle at 70% 10%, rgba(255, 255, 255, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 40% 90%, rgba(255, 255, 255, 0.03) 0%, transparent 46%);
    opacity: 0.55;
    pointer-events: none;
}

/* Add subtle photographic context on long-form pages (guides, etc.).
   Avoid double-stacking where `.hero-premium-full` already has a hero photo background. */
.seo-page-premium:not(.hero-premium-full)::before {
    background:
        var(--seo-bg-image),
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.06) 0%, transparent 45%),
        radial-gradient(circle at 70% 10%, rgba(255, 255, 255, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 40% 90%, rgba(255, 255, 255, 0.03) 0%, transparent 46%);
    background-size: cover;
    background-position: center;
    filter: saturate(0.75) contrast(1.05) brightness(0.95);
    opacity: 0.18;
    transform: scale(1.02);
}

/* Per-page background photo variants (guides/SEO pages) */
.seo-page-premium.seo-bg-ashp { --seo-bg-image: url('/img/stock/gallery-ashp.webp'); }
.seo-page-premium.seo-bg-solar { --seo-bg-image: url('/img/stock/gallery-solar.webp'); }
.seo-page-premium.seo-bg-electrical { --seo-bg-image: url('/img/stock/gallery-electrical.webp'); }
.seo-page-premium.seo-bg-design { --seo-bg-image: url('/img/stock/gallery-design.webp'); }
.seo-page-premium.seo-bg-loft { --seo-bg-image: url('/img/stock/gallery-loft.webp'); }

/* Subtle texture to stop large areas feeling “flat” */
.seo-page-premium::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.03) 0px,
            rgba(255, 255, 255, 0.03) 1px,
            transparent 1px,
            transparent 10px
        );
    opacity: 0.08;
    pointer-events: none;
    mix-blend-mode: overlay;
}

/* Narrower reading width = more “premium” */
.seo-page-premium .section-container-premium {
    max-width: 1120px;
    position: relative;
    z-index: 1;
}

.seo-page-premium .section-header-premium {
    max-width: 860px;
}

.seo-page-premium .section-title-premium {
    text-shadow: 0 16px 50px rgba(0, 0, 0, 0.45);
}

.seo-page-premium .section-label-premium {
    box-shadow: 0 10px 30px rgba(230, 184, 0, 0.10);
}

.seo-h2-premium {
    font-size: clamp(1.25rem, 1.35vw, 1.6rem);
    margin: 30px 0 12px;
    font-weight: 900;
    letter-spacing: -0.8px;
    line-height: 1.25;
    position: relative;
    padding-left: 14px;
    color: rgba(255, 255, 255, 0.96);
}

.seo-h2-premium::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.25em;
    bottom: 0.25em;
    width: 3px;
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(255, 215, 0, 0.95), rgba(230, 184, 0, 0.55));
    box-shadow: 0 10px 26px rgba(230, 184, 0, 0.22);
}

.seo-cta-margin-premium {
    margin-top: 22px;
}

.seo-card-title-premium {
    margin-bottom: 10px;
}

/* Higher-end long-form reading feel */
.seo-page-premium .vision-body-premium {
    padding: clamp(18px, 3vw, 34px);
    background:
        radial-gradient(circle at 22% 18%, rgba(230, 184, 0, 0.08) 0%, transparent 55%),
        linear-gradient(180deg, rgba(0, 0, 0, 0.22) 0%, rgba(0, 0, 0, 0.28) 100%);
    border: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: 0 22px 70px rgba(0, 0, 0, 0.55);
}

.seo-page-premium .vision-body-premium a {
    color: rgba(255, 255, 255, 0.92);
    text-decoration: none;
    font-weight: 850;
    border-bottom: 1px solid rgba(230, 184, 0, 0.28);
    transition: color 0.25s ease, border-bottom-color 0.25s ease, transform 0.25s ease;
}

.seo-page-premium .vision-body-premium a:hover {
    color: rgba(255, 255, 255, 0.98);
    border-bottom-color: rgba(230, 184, 0, 0.75);
}

.seo-page-premium .case-list-premium {
    gap: 12px;
}

.seo-page-premium .case-list-premium li {
    padding-left: 26px;
}

.seo-page-premium .case-list-premium li::before {
    text-shadow: 0 10px 30px rgba(230, 184, 0, 0.35);
}

/* Visual context section - image + text pairing (service pages + homeowners) */
.visual-context-premium {
    padding: var(--space-2xl) var(--space-lg);
    background: linear-gradient(180deg, rgba(26, 37, 47, 0.98) 0%, rgba(21, 30, 39, 0.96) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.visual-context-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.visual-context-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
    border: 1px solid var(--glass-border);
}

.visual-context-text p {
    color: var(--text-secondary);
    line-height: 1.85;
    font-size: 1.05rem;
}

.visual-context-single {
    position: relative;
    z-index: 1;
}

.visual-context-single-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
    border: 1px solid var(--glass-border);
}

.visual-context-caption {
    margin-top: 12px;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    text-align: center;
}

@media (min-width: 901px) {
    .visual-context-grid-reverse {
        direction: rtl;
    }

    .visual-context-grid-reverse > * {
        direction: ltr;
    }
}

@media (max-width: 900px) {
    .visual-context-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
}

@media (max-width: 600px) {
    .seo-page-premium {
        padding: 108px 18px var(--space-2xl);
    }
}

/* ============================================
   TRUST + CASE STUDIES
   ============================================ */

.trust-premium {
    padding: var(--space-3xl) var(--space-lg);
    background:
        radial-gradient(circle at 80% 18%, rgba(230, 184, 0, 0.05) 0%, transparent 60%),
        linear-gradient(135deg, rgba(26, 37, 47, 0.98) 0%, rgba(44, 62, 80, 0.92) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.trust-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.trust-card-premium {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    transition: transform 0.35s var(--ease-premium), box-shadow 0.35s var(--ease-premium), border-color 0.35s var(--ease-premium);
}

.trust-card-premium:hover {
    border-color: rgba(230, 184, 0, 0.60);
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium), inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.trust-icon-premium {
    font-size: 44px;
    margin-bottom: var(--space-md);
}

.trust-title-premium {
    font-size: 22px;
    font-weight: 800;
    color: var(--gold-light);
    margin-bottom: var(--space-sm);
}

.trust-description-premium {
    color: var(--text-secondary);
    line-height: 1.8;
}

.case-studies-premium {
    padding: var(--space-3xl) var(--space-lg);
    background:
        radial-gradient(circle at 16% 22%, rgba(230, 184, 0, 0.05) 0%, transparent 58%),
        linear-gradient(180deg, rgba(26, 37, 47, 0.98) 0%, rgba(21, 30, 39, 0.96) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.case-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.proof-cta-premium {
    margin-top: var(--space-xl);
    display: flex;
    justify-content: center;
}

/* ============================================
   FOUNDER STORY (Tesla-style: optional + clean)
   ============================================ */

.story-premium {
    padding: var(--space-3xl) var(--space-lg);
    background: linear-gradient(180deg, rgba(26, 37, 47, 0.98) 0%, rgba(21, 30, 39, 0.95) 100%);
    border-top: 1px solid var(--gold-alpha-15);
    border-bottom: 1px solid var(--gold-alpha-15);
}

/* ============================================
   VISION (Tesla-style: clear narrative block)
   ============================================ */

.vision-premium {
    padding: var(--space-3xl) var(--space-lg);
    background:
        radial-gradient(circle at 78% 18%, rgba(230, 184, 0, 0.04) 0%, transparent 60%),
        linear-gradient(180deg, rgba(26, 37, 47, 0.98) 0%, rgba(21, 30, 39, 0.96) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

@supports ((-webkit-backdrop-filter: blur(8px)) or (backdrop-filter: blur(8px))) {
    .service-card-premium,
    .trust-card-premium,
    .advantage-card-premium,
    .case-card-premium {
        -webkit-backdrop-filter: blur(14px) saturate(1.15);
        backdrop-filter: blur(14px) saturate(1.15);
    }
}

@media (max-width: 900px) {
    .why-vertex-premium,
    .services-premium-grid,
    .gallery-premium,
    .trust-premium,
    .case-studies-premium,
    .story-premium,
    .vision-premium {
        padding: 110px 18px;
    }
}

.vision-content-premium {
    max-width: 980px;
    margin: 0 auto;
    text-align: left;
}

.vision-body-premium {
    margin-top: var(--space-lg);
    padding: 22px;
    border-radius: 18px;
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
}

.vision-lead-premium {
    margin: 0 0 12px;
    color: rgba(255, 255, 255, 0.92);
    font-weight: 850;
    letter-spacing: -0.4px;
    font-size: 1.12rem;
    line-height: 1.7;
}

.vision-body-premium p {
    margin: 0 0 12px;
    color: var(--text-secondary);
    line-height: 1.85;
    font-size: 1.02rem;
}

.vision-body-premium p:last-child {
    margin-bottom: 0;
}

.story-card-premium {
    max-width: 980px;
    margin: 0 auto;
    padding: 22px;
    border-radius: 18px;
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
}

.story-lead-premium {
    color: rgba(255, 255, 255, 0.88);
    font-size: 1.05rem;
    line-height: 1.75;
    margin: 0;
}

.story-details-premium {
    margin-top: var(--space-lg);
    border-radius: 14px;
    border: 1px solid rgba(230, 184, 0, 0.18);
    background: rgba(255, 255, 255, 0.03);
    overflow: hidden;
}

.story-summary-premium {
    cursor: pointer;
    padding: 14px 16px;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.92);
    list-style: none;
    -webkit-user-select: none;
    user-select: none;
}

.story-summary-premium::-webkit-details-marker { display: none; }

.story-summary-premium::after {
    content: '＋';
    float: right;
    color: rgba(230, 184, 0, 0.95);
}

.story-details-premium[open] .story-summary-premium::after {
    content: '−';
}

.story-body-premium {
    padding: 0 16px 16px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.story-body-premium p {
    margin: 0 0 12px;
}

.story-body-premium p:last-child {
    margin-bottom: 0;
}

.case-card-premium {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    position: relative;
    overflow: hidden;
    transition: transform 0.35s var(--ease-premium), box-shadow 0.35s var(--ease-premium), border-color 0.35s var(--ease-premium);
}

.case-card-premium::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(230, 184, 0, 0.10) 0%, transparent 55%);
    opacity: 0;
    transition: opacity 0.35s ease;
}

.case-card-premium:hover {
    border-color: rgba(230, 184, 0, 0.60);
    transform: translateY(-10px);
    box-shadow: var(--shadow-premium), inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.case-card-premium:hover::before { opacity: 1; }

.case-tag-premium {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid var(--gold-alpha-40);
    background: var(--gold-alpha-10);
    color: var(--gold-light);
    font-weight: 800;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    font-size: 12px;
    margin-bottom: var(--space-md);
    position: relative;
    z-index: 1;
}

.case-title-premium {
    font-size: 22px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: var(--space-md);
    position: relative;
    z-index: 1;
}

.guide-card-desc {
    color: var(--text-secondary);
    line-height: 1.75;
    margin: -6px 0 var(--space-md);
    font-size: 15px;
}

.case-list-premium {
    list-style: none;
    display: grid;
    gap: 10px;
    margin: 0 0 var(--space-lg) 0;
    padding: 0;
    position: relative;
    z-index: 1;
}

.case-list-premium li {
    position: relative;
    padding-left: 22px;
    color: var(--text-secondary);
}

.case-list-premium li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--gold);
    font-weight: 900;
}

.case-cta-premium {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--gold-light);
    text-decoration: none;
    font-weight: 800;
    position: relative;
    z-index: 1;
    transition: transform 0.25s ease, color 0.25s ease;
}

.case-cta-premium:hover {
    color: var(--gold);
    transform: translateX(8px);
}

/* ============================================
   NETWORK - PREMIUM SHOWCASE
   ============================================ */

.network-premium-showcase {
    padding: var(--space-3xl) var(--space-lg);
    background: linear-gradient(135deg, var(--gunmetal) 0%, var(--gunmetal-dark) 100%);
}

.network-content-premium {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.network-text-premium {
    max-width: 600px;
}

.network-stats-premium {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.network-stat-premium {
    text-align: center;
}

.network-stat-value {
    font-size: 48px;
    font-weight: 900;
    color: var(--gold-light);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.network-stat-label {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
}

.network-areas-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.network-area-card {
    padding: var(--space-lg);
    background: var(--gunmetal-dark);
    border: 2px solid var(--gold-alpha-15);
    border-radius: 12px;
    text-align: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.network-area-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--gold-alpha-15), transparent);
    transition: left 0.5s ease;
}

.network-area-card:hover {
    border-color: var(--gold);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.network-area-card:hover::before {
    left: 100%;
}

/* ============================================
   PROCESS - PREMIUM TIMELINE
   ============================================ */

.process-premium-timeline {
    padding: var(--space-3xl) var(--space-lg);
    background: var(--gunmetal);
}

/* ============================================
   HOMEOWNERS - BOOKED BY INSTALLER
   ============================================ */

.homeowners-premium {
    padding: var(--space-3xl) var(--space-lg);
    background: linear-gradient(180deg, rgba(21, 30, 39, 0.98) 0%, rgba(26, 37, 47, 0.96) 100%);
    border-top: 1px solid var(--gold-alpha-15);
    border-bottom: 1px solid var(--gold-alpha-15);
}

.homeowners-grid-premium .case-list-premium a.homeowners-inline-link {
    color: rgba(255, 255, 255, 0.92);
    font-weight: 800;
    text-decoration: none;
    border-bottom: 1px solid rgba(230, 184, 0, 0.35);
}

.homeowners-grid-premium .case-list-premium a.homeowners-inline-link:hover {
    border-bottom-color: rgba(230, 184, 0, 0.65);
}

.process-timeline-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
    position: relative;
}

.process-step-premium {
    padding: var(--space-xl);
    background: var(--gunmetal-dark);
    border-left: 4px solid var(--gold);
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
}

.process-step-premium:hover {
    border-left-color: var(--gold-light);
    transform: translateX(8px);
    box-shadow: var(--shadow-lg);
}

.step-number-premium {
    font-size: 64px;
    font-weight: 900;
    color: rgba(230, 184, 0, 0.2);
    line-height: 1;
    margin-bottom: var(--space-md);
}

.step-title-premium {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.step-description-premium {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* ============================================
   REVIEWS - PREMIUM CARDS
   ============================================ */

.reviews-premium-section {
    padding: var(--space-3xl) var(--space-lg);
    background: var(--gunmetal-dark);
}

.reviews-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.review-card-premium {
    padding: var(--space-xl);
    background: var(--gunmetal);
    border-radius: 16px;
    border: 2px solid var(--gold-alpha-15);
    transition: all 0.3s ease;
    position: relative;
}

.review-card-premium::before {
    content: '"';
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    font-size: 120px;
    color: var(--gold-alpha-10);
    font-family: Georgia, serif;
    line-height: 1;
}

.review-card-premium:hover {
    border-color: var(--gold);
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium);
}

.review-badge-premium {
    display: inline-block;
    padding: 6px 14px;
    background: var(--gold-alpha-15);
    border: 1px solid var(--gold-alpha-40);
    color: var(--gold-light);
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    border-radius: 8px;
    margin-bottom: var(--space-md);
    position: relative;
    z-index: 1;
}

.review-text-premium {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    font-style: italic;
    position: relative;
    z-index: 1;
}

.review-author-premium {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    position: relative;
    z-index: 1;
}

.review-author-premium strong {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 700;
}

.review-author-premium span {
    color: var(--text-muted);
    font-size: 14px;
}

/* ============================================
   IMPACT - PREMIUM METRICS
   ============================================ */

.impact-premium-section {
    padding: var(--space-3xl) var(--space-lg);
    background: linear-gradient(135deg, var(--gunmetal-dark) 0%, var(--gunmetal) 100%);
}

.impact-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.impact-card-premium {
    padding: var(--space-2xl);
    background: var(--gunmetal-dark);
    border: 2px solid var(--gold-alpha-15);
    border-radius: 16px;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.impact-card-premium::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--gold-alpha-10) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.impact-card-premium:hover {
    border-color: var(--gold);
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-premium);
}

.impact-card-premium:hover::before {
    opacity: 1;
}

.impact-card-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.impact-visual-wrapper {
    width: 120px;
    height: 120px;
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.impact-visual-icon {
    width: 100%;
    height: 100%;
    color: var(--gold);
    filter: drop-shadow(0 4px 16px rgba(230, 184, 0, 0.4));
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        filter: drop-shadow(0 4px 16px rgba(230, 184, 0, 0.4));
        opacity: 1;
    }
    50% {
        filter: drop-shadow(0 8px 32px rgba(230, 184, 0, 0.7));
        opacity: 0.9;
    }
}

.impact-card-premium:hover .impact-visual-icon {
    animation: pulse-glow 1s ease-in-out infinite;
    transform: scale(1.1);
}

.impact-value-premium {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--gold-light);
    line-height: 1;
    margin-bottom: var(--space-xs);
    text-shadow: 0 0 30px rgba(230, 184, 0, 0.5);
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.impact-unit-premium {
    font-size: clamp(1.2rem, 2vw, 1.8rem);
    font-weight: 600;
    color: var(--gold);
    opacity: 0.8;
    margin-left: 4px;
}

.impact-label-premium {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    margin-top: var(--space-sm);
}

.impact-subtext-premium {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ============================================
   CONTACT - PREMIUM FORM
   ============================================ */

.contact-premium-section {
    padding: var(--space-3xl) var(--space-lg);
    background: var(--gunmetal);
}

.contact-layout-premium {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
}

.contact-info-premium {
    max-width: 500px;
}

.contact-intro-premium {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.contact-details-premium {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-detail-item-premium {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.detail-icon-premium {
    font-size: 32px;
    flex-shrink: 0;
}

.detail-label-premium {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.detail-value-premium {
    font-size: 18px;
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.detail-value-premium:hover {
    color: var(--gold-light);
}

.contact-form-premium {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

/* Quote form (2-step) */
.quote-steps-premium {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: var(--space-sm);
}

.quote-step-premium {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(0, 0, 0, 0.18);
    color: var(--text-muted);
    font-weight: 800;
    letter-spacing: 0.4px;
}

.quote-step-premium.active {
    border-color: rgba(230, 184, 0, 0.55);
    background: rgba(230, 184, 0, 0.10);
    color: var(--gold-light);
}

.quote-step-number-premium {
    width: 26px;
    height: 26px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: var(--text-secondary);
    font-size: 13px;
}

.quote-step-premium.active .quote-step-number-premium {
    background: rgba(230, 184, 0, 0.22);
    border-color: rgba(230, 184, 0, 0.55);
    color: var(--gold-light);
}

.quote-step-divider-premium {
    flex: 1 1 auto;
    height: 1px;
    background: rgba(255, 255, 255, 0.12);
}

.quote-step-panel-premium.hidden {
    display: none;
}

.form-actions-premium {
    display: grid;
    gap: 10px;
}

.form-note-premium {
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.6;
}

.form-hint-premium {
    margin: 6px 0 0;
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.6;
}

.form-privacy-note {
    margin-top: 10px;
    font-size: 12px;
}

.form-privacy-link {
    color: var(--gold-light);
    text-decoration: underline;
}

.quote-back-btn {
    margin-top: 12px;
}

.form-message {
    display: none;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(0, 0, 0, 0.18);
    color: rgba(255, 255, 255, 0.88);
    font-weight: 650;
    line-height: 1.6;
}

.form-message.success {
    border-color: rgba(120, 255, 190, 0.35);
    background: rgba(120, 255, 190, 0.10);
    color: rgba(255, 255, 255, 0.92);
}

.form-message.error {
    border-color: rgba(255, 120, 120, 0.35);
    background: rgba(255, 120, 120, 0.10);
    color: rgba(255, 255, 255, 0.92);
}

.form-group-premium {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-group-premium label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group-premium input,
.form-group-premium select,
.form-group-premium textarea {
    padding: var(--space-md);
    background: var(--gunmetal-dark);
    border: 2px solid var(--gold-alpha-15);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group-premium input:focus,
.form-group-premium select:focus,
.form-group-premium textarea:focus {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px var(--gold-alpha-15);
}

.form-group-premium input::placeholder,
.form-group-premium textarea::placeholder {
    color: var(--text-muted);
}

.form-group-premium textarea {
    resize: vertical;
    min-height: 140px;
}

.btn-full {
    width: 100%;
}

/* ============================================
   FOOTER - PREMIUM
   ============================================ */

/* ============================================
   FAQ SECTION - PREMIUM
   ============================================ */

.faq-premium-section {
    padding: var(--space-3xl) var(--space-lg);
    background: var(--gunmetal);
}

.faq-grid-premium {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    max-width: 1200px;
    margin: 0 auto;
}

.faq-item-premium {
    background: var(--gunmetal-light);
    border: 1px solid var(--gold-alpha-15);
    border-radius: 12px;
    padding: var(--space-lg);
    transition: all 0.3s ease;
    cursor: pointer;
}

.faq-item-premium:hover {
    border-color: var(--gold-alpha-25);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.faq-item-premium.active {
    border-color: var(--gold);
    background: var(--gunmetal-lighter);
}

.faq-question-premium {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
}

.faq-question-premium h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    flex: 1;
}

.faq-icon-premium {
    font-size: 24px;
    font-weight: 300;
    color: var(--gold);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item-premium.active .faq-icon-premium {
    transform: rotate(45deg);
}

.faq-answer-premium {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0;
}

.faq-item-premium.active .faq-answer-premium {
    max-height: 500px;
    padding-top: var(--space-md);
}

.faq-answer-premium p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

@media (max-width: 768px) {
    .faq-grid-premium {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   SURVEY PACK PREVIEW - PREMIUM
   ============================================ */

.survey-preview-premium {
    padding: var(--space-2xl) var(--space-lg);
    position: relative;
    background:
        radial-gradient(1200px 500px at 20% 20%, rgba(230, 184, 0, 0.10), transparent 60%),
        radial-gradient(900px 400px at 85% 30%, rgba(244, 228, 188, 0.08), transparent 55%),
        linear-gradient(180deg, rgba(21, 30, 39, 0.92) 0%, rgba(26, 37, 47, 0.98) 100%);
    border-top: 1px solid var(--gold-alpha-15);
    border-bottom: 1px solid var(--gold-alpha-15);
}

.survey-preview-actions-premium {
    margin-top: var(--space-md);
}

.pack-outline-premium {
    margin-top: var(--space-lg);
    padding: 18px;
    border-radius: 18px;
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-md);
    max-width: 980px;
    margin-left: auto;
    margin-right: auto;
}

.pack-outline-title-premium {
    font-weight: 900;
    letter-spacing: -0.6px;
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 10px;
}

.pack-outline-grid-premium {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 24px;
    align-items: start;
}

.pack-outline-list-premium {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 10px;
}

.pack-outline-list-premium li {
    position: relative;
    padding-left: 18px;
    color: rgba(255, 255, 255, 0.86);
    font-weight: 650;
    font-size: 0.98rem;
    line-height: 1.4;
}

.pack-outline-list-premium li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: rgba(230, 184, 0, 0.85);
    box-shadow: 0 0 16px rgba(230, 184, 0, 0.25);
    transform: translateY(-50%);
}

.pack-outline-note-premium {
    margin-top: 12px;
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.6;
}

@media (max-width: 640px) {
    .pack-outline-grid-premium {
        grid-template-columns: 1fr;
    }
}

.survey-preview-grid-premium {
    margin-top: var(--space-lg);
    display: grid;
    gap: var(--space-md);
}

.survey-preview-tabs-premium {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 10px;
    border-radius: 16px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-md);
}

.survey-tab-premium {
    appearance: none;
    border: 1px solid rgba(230, 184, 0, 0.18);
    background: rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.88);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 10px 14px;
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.survey-tab-premium:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(230, 184, 0, 0.35);
}

.survey-tab-premium.active {
    background: rgba(230, 184, 0, 0.14);
    border-color: rgba(230, 184, 0, 0.55);
    color: rgba(255, 255, 255, 0.95);
}

.survey-preview-panel-wrap-premium {
    border-radius: 18px;
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.survey-preview-panel-premium {
    display: none;
    padding: 18px;
}

.survey-preview-panel-premium.active {
    display: block;
}

.survey-preview-panel-inner-premium {
    display: grid;
    grid-template-columns: 1.25fr 0.9fr;
    gap: var(--space-md);
    align-items: center;
}

.survey-preview-mock-premium {
    border-radius: 18px;
    padding: 10px;
    background:
        radial-gradient(900px 420px at 25% 25%, rgba(230, 184, 0, 0.10), transparent 55%),
        radial-gradient(700px 360px at 80% 30%, rgba(255, 255, 255, 0.06), transparent 60%),
        rgba(21, 30, 39, 0.75);
    border: 1px solid rgba(230, 184, 0, 0.18);
}

.survey-preview-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    background: #ffffff;
}

.survey-preview-title-premium {
    margin: 0 0 10px;
    font-size: 1.35rem;
    line-height: 1.2;
    color: rgba(255, 255, 255, 0.95);
}

.survey-preview-list-premium {
    margin: 0 0 var(--space-md);
    padding-left: 18px;
    color: rgba(255, 255, 255, 0.78);
    line-height: 1.6;
}

.survey-preview-cta-premium {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.95);
    text-decoration: none;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(230, 184, 0, 0.30);
    background: rgba(230, 184, 0, 0.10);
    transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.survey-preview-cta-premium:hover {
    transform: translateY(-1px);
    background: rgba(230, 184, 0, 0.14);
    border-color: rgba(230, 184, 0, 0.50);
}

.survey-preview-footnote-premium {
    text-align: center;
    color: rgba(255, 255, 255, 0.70);
    font-size: 0.98rem;
    padding: 6px 6px 0;
}

.sample-pdf-embed-premium {
    margin-top: var(--space-lg);
    border-radius: 18px;
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.sample-pdf-header-premium {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: var(--space-md);
    padding: 18px 18px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(0, 0, 0, 0.18);
}

.sample-pdf-title-premium {
    margin: 0;
    font-size: 1.15rem;
    line-height: 1.2;
    color: rgba(255, 255, 255, 0.95);
}

.sample-pdf-subtitle-premium {
    margin: 6px 0 0;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.70);
}

.sample-pdf-actions-premium {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.sample-pdf-frame-premium {
    position: relative;
    background: transparent;
}

.sample-pdf-image-link-premium {
    display: block;
    width: 100%;
}

.sample-pdf-image-premium {
    width: 100%;
    height: auto;
    display: block;
    border: 0;
    background: #ffffff;
}

.sample-pdf-fallback-premium {
    padding: 10px 14px;
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.70);
}

.sample-pdf-fallback-premium a {
    color: rgba(255, 255, 255, 0.92);
    font-weight: 800;
    text-decoration: none;
    border-bottom: 1px solid rgba(230, 184, 0, 0.35);
}

.sample-pdf-fallback-premium a:hover {
    border-bottom-color: rgba(230, 184, 0, 0.65);
}

@media (max-width: 980px) {
    .survey-preview-panel-inner-premium {
        grid-template-columns: 1fr;
    }

    .sample-pdf-header-premium {
        flex-direction: column;
        align-items: flex-start;
    }
}

.footer-premium-section {
    padding: var(--space-2xl) var(--space-lg) var(--space-lg);
    background: var(--gunmetal-dark);
    border-top: 1px solid var(--gold-alpha-25);
}

.footer-container-premium {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-content-premium {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-xl);
}

.footer-brand-premium {
    max-width: 400px;
}

.footer-logo-premium {
    height: 50px;
    width: auto;
    margin-bottom: var(--space-md);
    filter: drop-shadow(0 4px 12px rgba(230, 184, 0, 0.4));
}

.footer-tagline-premium {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-links-premium {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.footer-heading-premium {
    font-size: 16px;
    font-weight: 700;
    color: var(--gold-light);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-list-premium {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-list-premium a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-list-premium a:hover {
    color: var(--gold-light);
}

.footer-list-premium li {
    color: var(--text-secondary);
    font-size: 14px;
}

.footer-bottom-premium {
    padding-top: var(--space-lg);
    border-top: 1px solid var(--gold-alpha-15);
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   MICRO-INTERACTIONS & ANIMATIONS
   ============================================ */

.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

.btn-premium-primary,
.btn-premium-secondary,
.nav-cta-premium {
    position: relative;
    overflow: hidden;
}

/* Scroll-triggered fade-in animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-scale.visible {
    opacity: 1;
    transform: scale(1);
}

/* Smooth scroll behavior enhancement */
html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1200px) {
    .network-content-premium {
        grid-template-columns: 1fr;
    }
    
    .contact-layout-premium {
        grid-template-columns: 1fr;
    }
    
    .footer-content-premium {
        grid-template-columns: 1fr;
    }
}

/* Tablet + small laptop navigation collapse (iPad portrait, etc.) */
@media (max-width: 1024px) {
    .nav-mobile-toggle-premium {
        display: inline-flex;
    }

    .nav-menu-premium {
        display: none;
    }

    .nav-menu-premium.active {
        display: flex;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        padding: calc(88px + env(safe-area-inset-top)) 18px 28px;
        background: rgba(26, 37, 47, 0.98);
        -webkit-backdrop-filter: blur(16px);
        backdrop-filter: blur(16px);
        flex-direction: column;
        gap: 12px;
        overflow: auto;
        z-index: 999;
    }

    .nav-premium-fixed {
        padding: 14px 0;
        padding-top: calc(14px + env(safe-area-inset-top));
    }

    .nav-container-premium {
        padding: 0 18px;
    }

    .nav-link-premium::after {
        display: none;
    }

    .nav-link-premium {
        font-size: 14px;
        padding: 12px 10px;
        border-radius: 10px;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(255, 255, 255, 0.06);
    }

    .nav-cta-premium {
        width: 100%;
        text-align: center;
        margin-top: 6px;
        padding: 14px 16px;
    }
}

@media (max-width: 968px) {
    .nav-menu-premium {
        gap: var(--space-md);
    }
    
    .advantages-grid-premium {
        grid-template-columns: 1fr;
    }
    
    .services-grid-premium {
        grid-template-columns: 1fr;
    }
    
    .process-timeline-premium {
        grid-template-columns: 1fr;
    }
    
    .reviews-grid-premium {
        grid-template-columns: 1fr;
    }
    
    .impact-grid-premium {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-links-premium {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .hero-stats-premium {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .stat-divider-premium {
        display: none;
    }
    
    .network-stats-premium {
        flex-direction: column;
    }
    
    .impact-grid-premium {
        grid-template-columns: 1fr;
    }
    
    .hero-actions-premium {
        flex-direction: column;
        align-items: stretch;
        max-width: 420px;
        margin-left: auto;
        margin-right: auto;
        margin-bottom: var(--space-xl);
    }

    .btn-premium-primary,
    .btn-premium-secondary,
    .btn-premium-tertiary {
        width: 100%;
    }

    .hero-meta-premium {
        gap: 10px;
        margin-bottom: var(--space-md);
    }

    .hero-tags-premium {
        justify-content: center;
        gap: 8px;
    }

    .hero-tag-premium {
        font-size: 12px;
        padding: 7px 10px;
    }
}

@media (max-width: 420px) {
    .case-grid-premium {
        grid-template-columns: 1fr;
    }

    .nav-container-premium {
        padding: 0 14px;
    }
}