/* ==========================================================================
   Jackson Construction - Dual Contact System (Jackson & Julio) & Glassmorphism
   Phase 1: Stats Counters, FAQ Accordion & Apple Specular Shimmer
   Phase 2: Formal Proforma / Document Generator Modal & Single-Page PDF Engine
   Phase 3: Interactive Puerto Rico Coverage Selector & 5-Point Ironclad Guarantee
   ========================================================================== */

:root {
    --bg-dark: #0B131F;
    --bg-card: rgba(18, 30, 48, 0.75);
    --bg-card-hover: rgba(26, 42, 68, 0.88);
    --accent-gold: #F5A623;
    --accent-gold-hover: #E09516;
    --text-white: #FFFFFF;
    --text-muted: #CBD5E1;
    --border-glass: rgba(255, 255, 255, 0.16);
    --border-gold-glass: rgba(245, 166, 35, 0.35);
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --apple-ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   FIXED 3D VIDEO BACKGROUND (HARDWARE ACCELERATED 60FPS)
   ========================================================================== */

.video-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    pointer-events: none;
    overflow: hidden;
    transform: translateZ(0);
    will-change: transform;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    will-change: transform;
}

/* Responsive video switcher */
.desktop-video {
    display: block;
}

.mobile-video {
    display: none;
}

@media (max-width: 768px) {
    .desktop-video {
        display: none !important;
    }
    .mobile-video {
        display: block !important;
    }
}

.video-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(180deg, rgba(11, 19, 31, 0.30) 0%, rgba(11, 19, 31, 0.65) 50%, rgba(11, 19, 31, 0.88) 100%);
    z-index: -1;
    pointer-events: none;
}

/* ==========================================================================
   Typography & Badges
   ========================================================================== */

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.15;
    color: var(--text-white);
    letter-spacing: -0.03em;
}

.text-gold {
    color: var(--accent-gold);
    background: linear-gradient(135deg, #FFF0D0 0%, #F5A623 50%, #D4820A 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 15px rgba(245, 166, 35, 0.4));
}

.text-gold-val {
    color: var(--accent-gold);
    font-size: 1.15rem;
    font-family: var(--font-heading);
    font-weight: 800;
}

.text-right {
    text-align: right;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--accent-gold);
    margin-bottom: 12px;
    text-transform: uppercase;
    background: rgba(245, 166, 35, 0.12);
    border: 1px solid var(--border-gold-glass);
    padding: 6px 14px;
    border-radius: 50px;
    backdrop-filter: blur(8px);
}

.section-header {
    margin-bottom: 48px;
}

.section-header.center {
    text-align: center;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    text-shadow: 0 4px 15px rgba(0,0,0,0.8);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 620px;
    margin: 0 auto;
    font-weight: 400;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s var(--apple-ease);
    border: none;
    position: relative;
}

.btn-gold {
    background: linear-gradient(135deg, #F6B138 0%, #F5A623 50%, #E09516 100%);
    color: var(--bg-dark);
    box-shadow: 0 6px 20px rgba(245, 166, 35, 0.4);
}

.btn-gold:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 10px 28px rgba(245, 166, 35, 0.55);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.14);
    color: var(--text-white);
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.24);
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-lg {
    padding: 16px 28px;
    font-size: 1rem;
    border-radius: 14px;
}

.btn-sm {
    padding: 10px 18px;
    font-size: 0.88rem;
    border-radius: 10px;
}

.btn-xs {
    padding: 8px 14px;
    font-size: 0.8rem;
    border-radius: 8px;
}

.btn-nav-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
    border-radius: 50px;
}

.btn-proforma-trigger {
    font-size: 1.05rem;
    padding: 18px 24px;
    margin-bottom: 12px;
}

.width-full {
    width: 100%;
}

.center-text {
    text-align: center;
}

/* ==========================================================================
   Navbar & Dual Action Buttons
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(11, 19, 31, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding: 10px 0;
    transition: all 0.3s var(--apple-ease);
    transform: translateZ(0);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo-img {
    height: 52px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(245, 166, 35, 0.35));
    transition: transform 0.3s ease;
}

.nav-logo-img:hover {
    transform: scale(1.04);
}

.nav-links {
    display: flex;
    gap: 22px;
}

.nav-links a {
    color: var(--text-white);
    text-decoration: none;
    font-size: 0.90rem;
    font-weight: 600;
    transition: color 0.2s ease;
    opacity: 0.88;
}

.nav-links a:hover {
    color: var(--accent-gold);
    opacity: 1;
}

.dual-nav-buttons {
    display: flex;
    gap: 10px;
}

/* ==========================================================================
   Hero Section & Dual WhatsApp
   ========================================================================== */

.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 120px;
    padding-bottom: 80px;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 850px;
}

.hero-brand-badge {
    margin-bottom: 20px;
}

.hero-logo-img {
    height: 120px;
    width: auto;
    filter: drop-shadow(0 8px 24px rgba(245, 166, 35, 0.45));
    transition: transform 0.3s ease;
}

.hero-logo-img:hover {
    transform: scale(1.02);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 50px;
    background: rgba(245, 166, 35, 0.15);
    border: 1px solid var(--accent-gold);
    color: var(--accent-gold);
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 22px;
    backdrop-filter: blur(12px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--accent-gold);
    box-shadow: 0 0 10px var(--accent-gold);
}

.hero-title {
    font-size: 3.6rem;
    letter-spacing: -0.03em;
    margin-bottom: 22px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.8);
}

.hero-subtitle {
    font-size: 1.22rem;
    color: #E2E8F0;
    margin-bottom: 40px;
    max-width: 660px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-dual-whatsapp {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 14px;
    background: rgba(18, 30, 48, 0.65);
    padding: 14px 18px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.3s var(--apple-ease), border-color 0.3s ease;
}

.trust-item:hover {
    transform: translateY(-3px);
    border-color: var(--accent-gold);
}

.trust-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(245, 166, 35, 0.18);
    border: 1px solid var(--border-gold-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    flex-shrink: 0;
}

.trust-text strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-white);
}

.trust-text span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ==========================================================================
   STATISTICS & AUTHORITY BAND (Phase 1)
   ========================================================================== */

.section-stats {
    padding: 50px 0;
    background: rgba(8, 15, 25, 0.85);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    position: relative;
    z-index: 5;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    padding: 28px 22px;
    text-align: center;
    transition: transform 0.4s var(--apple-ease), border-color 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.35);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
    transition: left 0.7s ease;
}

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

.stat-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-gold);
    box-shadow: 0 12px 30px rgba(245, 166, 35, 0.25);
}

.stat-number-wrapper {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 900;
    line-height: 1;
    color: var(--accent-gold);
    margin-bottom: 8px;
    background: linear-gradient(135deg, #FFF0D0 0%, #F5A623 60%, #D4820A 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 10px rgba(245, 166, 35, 0.3));
}

.stat-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 4px;
}

.stat-card small {
    font-size: 0.82rem;
    color: var(--text-muted);
    display: block;
}

/* ==========================================================================
   Services Section
   ========================================================================== */

.section-services {
    padding: 100px 0;
    background: rgba(11, 19, 31, 0.40);
}

.services-filter-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 22px;
    border-radius: 50px;
    background: rgba(18, 30, 48, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s var(--apple-ease);
    backdrop-filter: blur(10px);
}

.filter-btn:hover {
    color: var(--accent-gold);
    border-color: var(--accent-gold);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--accent-gold);
    color: var(--bg-dark);
    border-color: var(--accent-gold);
    box-shadow: 0 4px 16px rgba(245, 166, 35, 0.4);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 28px;
}

.service-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 20px;
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.4s var(--apple-ease), border-color 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    opacity: 1;
    transform: scale(1);
    overflow: hidden;
}

.service-card.hide {
    display: none;
    opacity: 0;
    transform: scale(0.95);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-gold);
    background: var(--bg-card-hover);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55), 0 0 25px rgba(245, 166, 35, 0.25);
}

.service-img-wrapper {
    display: none;
    width: 100%;
    height: 220px;
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 20px;
    border: 1px solid rgba(245, 166, 35, 0.3);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.services-grid.filtered .service-img-wrapper {
    display: block;
    animation: fadeIn 0.3s var(--apple-ease);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

.service-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.service-card:hover .service-card-img {
    transform: scale(1.06);
}

.service-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.service-icon-wrapper {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    border-radius: 12px;
    background: rgba(245, 166, 35, 0.16);
    border: 1px solid var(--border-gold-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.service-icon-png {
    width: 34px;
    height: 34px;
    max-width: 34px;
    max-height: 34px;
    object-fit: contain;
    filter: drop-shadow(0 2px 6px rgba(245, 166, 35, 0.4));
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon-png {
    transform: scale(1.1);
}

.service-card:hover .service-icon-wrapper {
    background: rgba(245, 166, 35, 0.28);
    border-color: var(--accent-gold);
    box-shadow: 0 0 15px rgba(245, 166, 35, 0.4);
}

.service-card-header h3 {
    font-size: 1.3rem;
    line-height: 1.25;
}

.service-badge {
    position: absolute;
    top: 22px;
    right: 22px;
    background: var(--accent-gold);
    color: var(--bg-dark);
    font-size: 0.75rem;
    font-weight: 800;
    padding: 4px 12px;
    border-radius: 50px;
    letter-spacing: 1px;
    z-index: 10;
}

.service-card p {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.service-list {
    list-style: none;
    margin-bottom: 24px;
}

.service-list li {
    font-size: 0.86rem;
    color: var(--text-white);
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.service-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-weight: bold;
}

.card-dual-actions {
    display: flex;
    gap: 8px;
    margin-top: auto;
}

.card-dual-actions .btn {
    flex: 1;
    text-align: center;
}

/* ==========================================================================
   3D SHOWROOM & HOTSPOT INSPECTION SYSTEM
   ========================================================================== */

.section-3d-viewer {
    padding: 100px 0;
    background: rgba(11, 19, 31, 0.65);
}

.viewer-3d-card {
    background: var(--bg-card);
    border: 1px solid var(--border-gold-glass);
    border-radius: 28px;
    padding: 36px;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.55), inset 0 1px 1px rgba(255, 255, 255, 0.2);
}

.material-controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.mat-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    border-radius: 50px;
    background: rgba(11, 19, 31, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s var(--apple-ease);
}

.mat-btn:hover {
    color: var(--accent-gold);
    border-color: var(--accent-gold);
    transform: translateY(-2px);
}

.mat-btn.active {
    background: var(--accent-gold);
    color: var(--bg-dark);
    border-color: var(--accent-gold);
    box-shadow: 0 6px 20px rgba(245, 166, 35, 0.45);
}

.mat-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.carrara-dot { background: #EAEAEA; border: 1px solid #999; }
.slate-dot { background: #2A2E35; border: 1px solid #555; }
.wood-dot { background: #C48E48; border: 1px solid #8C5C20; }
.goldmora-dot { background: #F5A623; border: 1px solid #FFF; }

.canvas-3d-wrapper {
    position: relative;
    width: 100%;
    height: 520px;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
    margin-bottom: 28px;
}

.canvas-3d-container {
    width: 100%;
    height: 100%;
}

/* 3D Hotspot Inspection Pins */
.hotspot-pin {
    position: absolute;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(11, 19, 31, 0.88);
    border: 2px solid var(--accent-gold);
    box-shadow: 0 6px 20px rgba(245, 166, 35, 0.6);
    z-index: 25;
    transition: transform 0.3s var(--apple-ease), border-color 0.3s ease;
}

.hotspot-pin:hover {
    transform: scale(1.18);
    border-color: #FFFFFF;
}

.pin-icon {
    font-size: 1.25rem;
    z-index: 2;
}

.pin-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid var(--accent-gold);
    animation: pulseRing 2s infinite ease-out;
}

@keyframes pulseRing {
    0% { transform: scale(1); opacity: 0.9; }
    100% { transform: scale(2.1); opacity: 0; }
}

.pin-tooltip {
    position: absolute;
    bottom: 56px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: 240px;
    padding: 14px 18px;
    border-radius: 14px;
    background: rgba(11, 19, 31, 0.95);
    border: 1px solid var(--accent-gold);
    backdrop-filter: blur(16px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.3s var(--apple-ease);
    text-align: center;
}

.hotspot-pin:hover .pin-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.pin-tooltip strong {
    display: block;
    font-size: 0.92rem;
    color: var(--accent-gold);
    margin-bottom: 4px;
}

.pin-tooltip p {
    font-size: 0.8rem;
    color: var(--text-white);
    line-height: 1.35;
}

.canvas-3d-hint {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(11, 19, 31, 0.85);
    border: 1px solid var(--border-gold-glass);
    padding: 6px 18px;
    border-radius: 50px;
    font-size: 0.84rem;
    color: var(--accent-gold);
    backdrop-filter: blur(12px);
    pointer-events: none;
    z-index: 10;
}

.material-info-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    background: rgba(11, 19, 31, 0.7);
    padding: 22px 28px;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.material-details h4 {
    font-size: 1.3rem;
    color: var(--accent-gold);
    margin-bottom: 4px;
}

.material-details p {
    font-size: 0.92rem;
    color: var(--text-muted);
}

.dual-quote-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ==========================================================================
   Calculator Section & Action Buttons
   ========================================================================== */

.section-calculator {
    padding: 100px 0;
    background: rgba(11, 19, 31, 0.50);
}

.calculator-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.badge-3d-shield {
    width: 30px;
    height: 30px;
    object-fit: contain;
    vertical-align: middle;
    margin-right: 8px;
    filter: drop-shadow(0 2px 6px rgba(245, 166, 35, 0.45));
}

.calculator-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 24px;
    padding: 40px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 12px 45px rgba(0, 0, 0, 0.5);
}

.calc-step {
    margin-bottom: 32px;
}

.calc-step h3 {
    font-size: 1.15rem;
    margin-bottom: 16px;
    color: var(--accent-gold);
}

.calc-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
}

.option-card {
    position: relative;
    cursor: pointer;
}

.option-card input {
    position: absolute;
    opacity: 0;
}

.option-content {
    display: block;
    padding: 18px;
    border-radius: 12px;
    background: rgba(11, 19, 31, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: all 0.2s ease;
}

.option-card input:checked + .option-content {
    border-color: var(--accent-gold);
    background: rgba(245, 166, 35, 0.2);
    box-shadow: 0 0 15px rgba(245, 166, 35, 0.3);
}

.option-content strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-white);
}

.option-content small {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.calc-result-box {
    margin-top: 32px;
    padding: 28px;
    border-radius: 16px;
    background: rgba(11, 19, 31, 0.90);
    border: 1px solid var(--accent-gold);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.result-text span {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.result-text h4 {
    font-size: 2.2rem;
    color: var(--accent-gold);
    margin: 6px 0;
}

.result-text p {
    font-size: 0.9rem;
    color: var(--text-white);
}

.calculator-main-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dual-calc-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

/* ==========================================================================
   PROFORMA MODAL & CRISP 1-PAGE DOCUMENT GENERATOR (Phase 2)
   ========================================================================== */

.proforma-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(4, 9, 16, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.35s var(--apple-ease);
}

.proforma-modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.proforma-modal-container {
    background: #0D1624;
    border: 1px solid var(--border-gold-glass);
    border-radius: 22px;
    max-width: 820px;
    width: 100%;
    max-height: 94vh;
    overflow-y: auto;
    padding: 28px;
    position: relative;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 30px rgba(245, 166, 35, 0.25);
    transform: scale(0.95);
    transition: transform 0.35s var(--apple-ease);
}

.proforma-modal-overlay.open .proforma-modal-container {
    transform: scale(1);
}

.proforma-close-btn {
    position: absolute;
    top: 18px;
    right: 18px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-white);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
}

.proforma-close-btn:hover {
    background: rgba(245, 166, 35, 0.3);
    color: var(--accent-gold);
    border-color: var(--accent-gold);
    transform: scale(1.08);
}

/* Printable Document Sheet (Exact 1-Page Layout Proportions) */
.proforma-document {
    background: #09101C;
    border: 1.5px solid var(--border-gold-glass);
    border-radius: 16px;
    padding: 26px 28px;
    margin-bottom: 20px;
    position: relative;
    box-sizing: border-box;
    page-break-inside: avoid;
    break-inside: avoid;
}

.proforma-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.proforma-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.proforma-logo {
    height: 56px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(245, 166, 35, 0.4));
}

.proforma-brand-text h3 {
    font-size: 1.28rem;
    letter-spacing: 0.5px;
    color: var(--text-white);
    margin-bottom: 2px;
}

.proforma-brand-text p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.proforma-meta {
    text-align: right;
    background: rgba(18, 30, 48, 0.75);
    padding: 10px 16px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.proforma-badge-official {
    display: inline-block;
    background: var(--accent-gold);
    color: var(--bg-dark);
    font-size: 0.70rem;
    font-weight: 800;
    padding: 2px 10px;
    border-radius: 50px;
    margin-bottom: 4px;
    letter-spacing: 0.5px;
}

.proforma-meta-row {
    font-size: 0.80rem;
    color: var(--text-muted);
    line-height: 1.35;
}

.proforma-meta-row strong {
    color: var(--text-white);
}

.proforma-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(245, 166, 35, 0.5), transparent);
    margin: 18px 0;
}

.proforma-section-title {
    font-size: 0.90rem;
    letter-spacing: 1.5px;
    color: var(--accent-gold);
    margin-bottom: 12px;
    font-weight: 800;
}

.proforma-table-wrapper {
    overflow-x: auto;
    margin-bottom: 16px;
}

.proforma-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.proforma-table th {
    background: rgba(18, 30, 48, 0.85);
    color: var(--text-muted);
    font-weight: 600;
    text-align: left;
    padding: 10px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.proforma-table td {
    padding: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    vertical-align: middle;
}

.proforma-table td strong {
    display: block;
    font-size: 0.96rem;
    color: var(--text-white);
    margin-bottom: 2px;
}

.proforma-subdesc {
    display: block;
    color: var(--text-muted);
    font-size: 0.78rem;
    line-height: 1.3;
}

.proforma-features-box {
    background: rgba(18, 30, 48, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 14px 18px;
    margin-bottom: 18px;
}

.proforma-features-box h5 {
    font-size: 0.82rem;
    color: var(--accent-gold);
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.proforma-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.proforma-list li {
    font-size: 0.80rem;
    color: #E2E8F0;
    padding-left: 18px;
    position: relative;
    line-height: 1.35;
}

.proforma-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-weight: bold;
}

.proforma-footer-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    background: rgba(18, 30, 48, 0.85);
    padding: 16px 20px;
    border-radius: 12px;
    border: 1px solid var(--border-gold-glass);
    margin-bottom: 16px;
}

.proforma-guarantee-seal {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 360px;
}

.proforma-seal-img {
    width: 42px;
    height: 42px;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(245, 166, 35, 0.5));
}

.proforma-guarantee-seal strong {
    display: block;
    font-size: 0.80rem;
    color: var(--accent-gold);
    letter-spacing: 0.5px;
}

.proforma-guarantee-seal small {
    font-size: 0.74rem;
    color: var(--text-muted);
    display: block;
}

.proforma-total-box {
    text-align: right;
}

.proforma-total-box .total-lbl {
    font-size: 0.74rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.proforma-total-box h3 {
    font-size: 1.6rem;
    color: var(--accent-gold);
    margin: 2px 0;
}

.proforma-total-box small {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.proforma-contacts-row {
    display: flex;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.82rem;
    color: var(--text-muted);
    flex-wrap: wrap;
    gap: 8px;
}

.proforma-rep strong {
    color: var(--accent-gold);
    margin-right: 4px;
}

.proforma-modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    flex-wrap: wrap;
}

/* ==========================================================================
   PUERTO RICO COVERAGE SECTION (Phase 3)
   ========================================================================== */

.section-coverage {
    padding: 90px 0;
    background: rgba(8, 15, 25, 0.75);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.coverage-card {
    background: var(--bg-card);
    border: 1px solid var(--border-gold-glass);
    border-radius: 26px;
    padding: 40px;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 16px 45px rgba(0, 0, 0, 0.55);
}

.coverage-header {
    text-align: center;
    margin-bottom: 36px;
}

.coverage-header h2 {
    font-size: 2.2rem;
    margin-bottom: 12px;
}

.coverage-header p {
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto;
    font-size: 1.05rem;
}

.coverage-search-box {
    max-width: 700px;
    margin: 0 auto 30px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.custom-select-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.coverage-select-lbl {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--accent-gold);
    letter-spacing: 0.5px;
}

.coverage-select {
    width: 100%;
    padding: 16px 20px;
    border-radius: 14px;
    background: rgba(11, 19, 31, 0.90);
    border: 1.5px solid var(--accent-gold);
    color: var(--text-white);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    outline: none;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.coverage-select:focus {
    box-shadow: 0 0 20px rgba(245, 166, 35, 0.5);
    border-color: #FFFFFF;
}

.coverage-select option {
    background: #0B131F;
    color: #FFFFFF;
    padding: 12px;
}

.coverage-quick-pills {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.quick-lbl {
    font-size: 0.84rem;
    color: var(--text-muted);
    font-weight: 600;
}

.pill-btn {
    padding: 6px 14px;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-white);
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pill-btn:hover {
    background: rgba(245, 166, 35, 0.25);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: translateY(-2px);
}

.pill-btn.active {
    background: var(--accent-gold);
    color: var(--bg-dark);
    border-color: var(--accent-gold);
    font-weight: 800;
    box-shadow: 0 4px 12px rgba(245, 166, 35, 0.4);
}

.coverage-result-box {
    max-width: 700px;
    margin: 0 auto;
    background: rgba(11, 19, 31, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 18px;
    padding: 24px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s var(--apple-ease);
}

.coverage-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.15rem;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.status-indicator-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #22C55E;
    box-shadow: 0 0 12px #22C55E;
    animation: pulseStatus 2s infinite ease-in-out;
}

@keyframes pulseStatus {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

.coverage-result-box p {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.coverage-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.coverage-actions .btn {
    flex: 1;
    min-width: 260px;
}

/* ==========================================================================
   Portfolio / Before & After Slider
   ========================================================================== */

.section-portfolio {
    padding: 100px 0;
    background: rgba(11, 19, 31, 0.45);
}

.before-after-container {
    position: relative;
    width: 100%;
    max-width: 900px;
    height: 540px;
    margin: 0 auto;
    border-radius: 24px;
    overflow: hidden;
    border: 2px solid var(--border-gold-glass);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
    user-select: none;
}

.img-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.after-img {
    background-image: url('assets/bathroom_after.jpg');
}

.before-img {
    background-image: url('assets/bathroom_before.jpg');
    width: 50%;
    border-right: 3px solid var(--accent-gold);
}

.img-label {
    position: absolute;
    top: 20px;
    padding: 8px 18px;
    border-radius: 8px;
    background: rgba(11, 19, 31, 0.88);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--text-white);
    border: 1px solid rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 6px;
}

.before-img .img-label {
    left: 20px;
}

.after-img .img-label {
    right: 20px;
    color: var(--accent-gold);
    border-color: var(--accent-gold);
}

.slider-handle {
    position: absolute;
    top: 0;
    left: 50%;
    height: 100%;
    width: 40px;
    transform: translateX(-50%);
    cursor: ew-resize;
    display: flex;
    align-items: center;
    justify-content: center;
}

.handle-line {
    position: absolute;
    height: 100%;
    width: 3px;
    background-color: var(--accent-gold);
    box-shadow: 0 0 10px var(--accent-gold);
}

.handle-circle {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--accent-gold);
    color: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    box-shadow: 0 0 20px rgba(0,0,0,0.8), 0 0 10px var(--accent-gold);
    z-index: 10;
}

/* ==========================================================================
   FAQ ACCORDION SECTION (Phase 1)
   ========================================================================== */

.section-faq {
    padding: 100px 0;
    background: rgba(11, 19, 31, 0.55);
}

.faq-accordion-wrapper {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 18px;
    overflow: hidden;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: all 0.3s var(--apple-ease);
}

.faq-item:hover {
    border-color: rgba(245, 166, 35, 0.4);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.faq-item.active {
    border-color: var(--accent-gold);
    background: var(--bg-card-hover);
    box-shadow: 0 10px 30px rgba(245, 166, 35, 0.2);
}

.faq-question {
    width: 100%;
    padding: 22px 26px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    background: transparent;
    border: none;
    color: var(--text-white);
    font-family: var(--font-heading);
    font-size: 1.12rem;
    font-weight: 700;
    text-align: left;
    cursor: pointer;
    transition: color 0.2s ease;
}

.faq-question:hover {
    color: var(--accent-gold);
}

.faq-icon {
    color: var(--accent-gold);
    flex-shrink: 0;
    transition: transform 0.35s var(--apple-ease);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--apple-ease), padding 0.3s ease;
    padding: 0 26px;
}

.faq-item.active .faq-answer {
    max-height: 250px;
    padding-bottom: 22px;
}

.faq-answer p {
    font-size: 0.96rem;
    color: #E2E8F0;
    line-height: 1.65;
}

/* ==========================================================================
   Why Choose Us: 5-Point Ironclad Guarantee & Dual Contact Card (Phase 3)
   ========================================================================== */

.section-why {
    padding: 100px 0;
    background: rgba(11, 19, 31, 0.60);
}

.why-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
}

.why-list {
    margin-top: 36px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.why-item {
    display: flex;
    align-items: center;
    gap: 20px;
    background: rgba(18, 30, 48, 0.55);
    padding: 18px 22px;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s var(--apple-ease), border-color 0.3s ease;
}

.why-item:hover {
    transform: translateX(6px);
    border-color: var(--accent-gold);
}

.why-icon-3d {
    width: 68px;
    height: 68px;
    border-radius: 16px;
    background: rgba(245, 166, 35, 0.2);
    border: 1.5px solid var(--border-gold-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    transition: transform 0.3s var(--apple-ease);
}

.why-item:hover .why-icon-3d {
    transform: scale(1.1) rotate(4deg);
    background: rgba(245, 166, 35, 0.35);
    border-color: var(--accent-gold);
}

.why-shield-png {
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: drop-shadow(0 3px 10px rgba(245, 166, 35, 0.65));
}

.why-item h4 {
    font-size: 1.15rem;
    margin-bottom: 4px;
    color: var(--text-white);
}

.why-item p {
    font-size: 0.88rem;
    color: var(--text-muted);
}

.why-card-contact {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 24px;
    padding: 36px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.5);
    text-align: center;
}

.brand-preview-card {
    text-align: center;
    margin-bottom: 14px;
}

.why-logo-img {
    height: 90px;
    width: auto;
    filter: drop-shadow(0 4px 15px rgba(245, 166, 35, 0.4));
}

.contact-badge-3d {
    display: flex;
    justify-content: center;
    margin-bottom: 16px;
}

.contact-shield-png {
    width: 72px;
    height: 72px;
    object-fit: contain;
    filter: drop-shadow(0 6px 18px rgba(245, 166, 35, 0.65));
    transition: transform 0.3s ease;
}

.why-card-contact:hover .contact-shield-png {
    transform: scale(1.12);
}

.why-card-contact h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.why-card-contact p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.dual-contact-boxes {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-box-item {
    background: rgba(11, 19, 31, 0.85);
    padding: 16px 20px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    text-align: left;
}

.contact-lbl {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.phone-link {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--accent-gold);
    text-decoration: none;
    display: block;
    margin-bottom: 10px;
}

/* ==========================================================================
   Footer & Dual Floating WhatsApp Menu
   ========================================================================== */

.footer {
    background-color: rgba(8, 14, 24, 0.96);
    padding: 60px 0 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.footer-logo-img {
    height: 64px;
    width: auto;
    margin-bottom: 12px;
    filter: drop-shadow(0 2px 10px rgba(245, 166, 35, 0.3));
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--text-muted);
    max-width: 400px;
}

.footer-contact h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--accent-gold);
}

.footer-contact p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-bottom {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Floating WhatsApp Menu */
.whatsapp-float-wrapper {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
}

.whatsapp-float-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #25D366;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    cursor: pointer;
    transition: transform 0.3s var(--apple-ease);
}

.whatsapp-float-btn:hover {
    transform: scale(1.1);
}

.wa-popup-menu {
    position: absolute;
    bottom: 74px;
    right: 0;
    width: 260px;
    background: rgba(11, 19, 31, 0.96);
    border: 1px solid var(--accent-gold);
    border-radius: 18px;
    padding: 16px;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(16px);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s var(--apple-ease);
}

.whatsapp-float-wrapper:hover .wa-popup-menu,
.wa-popup-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.wa-popup-title {
    display: block;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

.wa-popup-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    text-decoration: none;
    margin-bottom: 8px;
    transition: all 0.2s ease;
}

.wa-popup-item:last-child {
    margin-bottom: 0;
}

.wa-popup-item:hover {
    background: rgba(245, 166, 35, 0.2);
    border-color: var(--accent-gold);
}

.wa-avatar {
    font-size: 1.4rem;
}

.wa-popup-item strong {
    display: block;
    font-size: 0.95rem;
    color: var(--accent-gold);
}

.wa-popup-item small {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ==========================================================================
   Mobile Responsiveness
   ========================================================================== */

@media (max-width: 900px) {
    .why-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 2.4rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .before-after-container {
        height: 380px;
    }

    .calculator-card {
        padding: 24px;
    }

    .coverage-card {
        padding: 24px 18px;
    }

    .coverage-header h2 {
        font-size: 1.8rem;
    }

    .coverage-actions .btn {
        width: 100%;
        min-width: 100%;
    }

    .proforma-modal-container {
        padding: 20px 14px;
    }

    .proforma-document {
        padding: 18px 14px;
    }

    .proforma-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .proforma-meta {
        text-align: left;
        width: 100%;
    }

    .proforma-footer-grid {
        flex-direction: column;
        align-items: flex-start;
    }

    .proforma-total-box {
        text-align: left;
        width: 100%;
    }

    .proforma-contacts-row {
        flex-direction: column;
        gap: 6px;
    }

    .proforma-modal-actions {
        flex-direction: column;
    }

    .proforma-modal-actions .btn {
        width: 100%;
    }

    .canvas-3d-wrapper {
        height: 340px;
    }

    .hero-logo-img {
        height: 85px;
    }

    .dual-nav-buttons {
        flex-direction: column;
        gap: 6px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .stat-number-wrapper {
        font-size: 2.4rem;
    }

    .faq-question {
        font-size: 1rem;
        padding: 18px 20px;
    }
}