/* ==========================================================================
   PT SAKTI Official Website - Main CSS Design System
   Theme: High-Tech FinTech 3D Glassmorphism Dark Mode
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --bg-dark: #050811;
    --bg-card: rgba(13, 20, 38, 0.65);
    --bg-card-hover: rgba(22, 33, 62, 0.85);
    --bg-glass: rgba(15, 23, 42, 0.75);
    --border-glass: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(56, 189, 248, 0.3);
    
    --primary: #06b6d4;      /* Cyan neon */
    --primary-glow: rgba(6, 182, 212, 0.4);
    --secondary: #3b82f6;    /* Electric Blue */
    --accent-purple: #8b5cf6;/* Neon Purple */
    --accent-gold: #f59e0b;  /* Amber Gold */
    --accent-emerald: #10b981;/* Emerald Green */

    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --font-code: 'JetBrains Mono', monospace;

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;

    --shadow-glow: 0 0 30px rgba(6, 182, 212, 0.2);
    --shadow-card: 0 20px 40px -15px rgba(0, 0, 0, 0.5);

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Global Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    background-image: 
        radial-gradient(circle at 15% 15%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 85% 60%, rgba(139, 92, 246, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 90%, rgba(59, 130, 246, 0.06) 0%, transparent 50%);
    background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: #ffffff;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: var(--font-body);
    cursor: pointer;
    border: none;
    outline: none;
}

/* Three.js Background Canvas */
#webgl-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
}

.content-wrapper {
    position: relative;
    z-index: 2;
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography Utilities */
.gradient-text {
    background: linear-gradient(135deg, #ffffff 0%, var(--primary) 50%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text-gold {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #d97706 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid var(--border-glow);
    color: var(--primary);
    backdrop-filter: blur(10px);
}

.badge-gold {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--accent-gold);
}

/* Header & Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 1.25rem 0;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    padding: 0.75rem 0;
    background: rgba(5, 8, 17, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.header-logo-img {
    height: 18px;
    width: auto;
    max-height: 18px;
    object-fit: contain;
    vertical-align: middle;
    display: inline-block;
    transition: transform 0.2s ease;
}

.brand-logo:hover .header-logo-img {
    transform: scale(1.1);
}

@keyframes sweep {
    0% { transform: translateX(-100%) rotate(45deg); }
    50%, 100% { transform: translateX(100%) rotate(45deg); }
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-fast);
    border-radius: 2px;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #ffffff;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 0 20px var(--primary-glow);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 35px var(--primary-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    color: var(--text-main);
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

/* HERO SECTION */
.hero {
    min-height: 100vh;
    padding-top: 9rem;
    padding-bottom: 5rem;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    margin: 1.5rem 0;
    line-height: 1.15;
    letter-spacing: -1px;
}

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 560px;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.hero-3d-wrapper {
    position: relative;
    width: 100%;
    height: 520px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#hero-3d-canvas {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
}

.floating-glass-card {
    position: absolute;
    padding: 1rem 1.5rem;
    background: rgba(15, 23, 42, 0.75);
    border: 1px solid var(--border-glow);
    backdrop-filter: blur(16px);
    border-radius: var(--radius-md);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: float 4s ease-in-out infinite alternate;
    z-index: 10;
}

.floating-glass-card.card-1 {
    top: 5%;
    left: -6%;
}

.floating-glass-card.card-2 {
    top: 18%;
    right: -4%;
    animation-delay: -1.5s;
}

.floating-glass-card.card-3 {
    bottom: 15%;
    left: -4%;
    animation-delay: -3s;
}

.floating-glass-card.card-4 {
    bottom: 5%;
    right: -2%;
    animation-delay: -2.5s;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    100% { transform: translateY(-15px) rotate(2deg); }
}

.floating-card-icon {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    background: rgba(6, 182, 212, 0.15);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

/* METRICS & COUNTER STATS */
.stats-section {
    padding: 4rem 0;
    margin-top: -3rem;
    position: relative;
    z-index: 5;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(16px);
    padding: 2rem 1.5rem;
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-glow);
    box-shadow: 0 15px 30px rgba(6, 182, 212, 0.15);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* SECTION GENERAL */
.section {
    padding: 7rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 4.5rem auto;
}

.section-title {
    font-size: 2.5rem;
    margin: 1rem 0;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* 3D TILT CARDS GRID (PRODUCTS & FEATURES) */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.tilt-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    backdrop-filter: blur(20px);
    transition: transform 0.2s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    transform-style: preserve-3d;
    position: relative;
    display: flex;
    flex-direction: column;
}

.tilt-card:hover {
    border-color: var(--border-glow);
    box-shadow: 0 25px 50px -12px rgba(6, 182, 212, 0.25);
    background: var(--bg-card-hover);
}

.card-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(59, 130, 246, 0.1));
    border: 1px solid var(--border-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.tilt-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.tilt-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.card-features-list {
    list-style: none;
    margin-bottom: 1.75rem;
}

.card-features-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.88rem;
    color: var(--text-main);
    margin-bottom: 0.6rem;
}

.card-features-list li i {
    color: var(--primary);
    font-size: 1.1rem;
    margin-top: 2px;
}

/* SAK-GADAI FLAGSHIP SHOWCASE SECTION */
.flagship-box {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(11, 15, 25, 0.95));
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 3.5rem;
    backdrop-filter: blur(25px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
    position: relative;
    overflow: hidden;
}

.flagship-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3.5rem;
    align-items: center;
}

.flagship-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.flagship-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.flagship-item:hover {
    background: rgba(6, 182, 212, 0.08);
    border-color: var(--border-glow);
}

.flagship-item-title {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.flagship-item-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* 3D INTERACTIVE AGUNAN PREVIEWER */
.agunan-3d-box {
    background: rgba(6, 9, 19, 0.8);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    text-align: center;
    position: relative;
}

#agunan-canvas {
    width: 100%;
    height: 320px;
    border-radius: var(--radius-sm);
}

.agunan-controls {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1rem;
}

.agunan-btn {
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-muted);
    border: 1px solid transparent;
    transition: var(--transition-fast);
}

.agunan-btn.active, .agunan-btn:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary-glow);
}

/* ONBOARDING TIMELINE */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: linear-gradient(180deg, var(--primary), var(--accent-purple));
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
    padding: 0 2.5rem;
}

.timeline-item.left {
    left: 0;
    text-align: right;
}

.timeline-item.right {
    left: 50%;
    text-align: left;
}

.timeline-badge {
    position: absolute;
    top: 15px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-dark);
    border: 3px solid var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    color: #fff;
    z-index: 5;
}

.timeline-item.left .timeline-badge {
    right: -22px;
}

.timeline-item.right .timeline-badge {
    left: -22px;
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(15px);
    padding: 1.75rem;
    border-radius: var(--radius-md);
    transition: var(--transition-smooth);
}

.timeline-content:hover {
    border-color: var(--border-glow);
    transform: scale(1.02);
}

/* ROI CALCULATOR WIDGET */
.calculator-box {
    background: var(--bg-card);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 3rem;
    backdrop-filter: blur(20px);
}

.calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.form-control, .form-select {
    width: 100%;
    padding: 0.85rem 1.25rem;
    background: rgba(5, 8, 17, 0.7);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: #ffffff;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
    outline: none;
}

.calc-result-card {
    background: rgba(6, 182, 212, 0.08);
    border: 1px dashed var(--primary);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
}

.result-amount {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--accent-gold);
    margin: 0.5rem 0;
}

/* FOUNDER / LEADERSHIP SECTION */
.founder-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 3rem;
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
    align-items: center;
    backdrop-filter: blur(20px);
}

.founder-avatar-box {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary), var(--accent-purple));
    padding: 4px;
    box-shadow: 0 0 30px var(--primary-glow);
}

.founder-avatar-inner {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-md);
    background: var(--bg-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 4rem;
}

/* CONTACT SECTION & FOOTER */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
}

.contact-info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    margin-bottom: 1.75rem;
}

.info-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(6, 182, 212, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.footer {
    background: rgba(3, 5, 11, 0.95);
    border-top: 1px solid var(--border-glass);
    padding: 4rem 0 2rem 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* MODAL DIALOG */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

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

.modal-box {
    background: var(--bg-dark);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    max-width: 550px;
    width: 90%;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8);
    position: relative;
    transform: scale(0.9);
    transition: var(--transition-smooth);
}

.modal-overlay.active .modal-box {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

/* RESPONSIVE MEDIA QUERIES */
@media (max-width: 992px) {
    .hero-grid, .flagship-grid, .calc-grid, .founder-card, .contact-grid {
        grid-template-columns: 1fr;
    }
    .features-grid, .stats-grid, .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .timeline::before {
        left: 20px;
    }
    .timeline-item {
        width: 100%;
        left: 0 !important;
        text-align: left !important;
        padding-left: 3.5rem;
        padding-right: 0;
    }
    .timeline-badge {
        left: 0 !important;
    }
    .hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 600px) {
    .features-grid, .stats-grid, .footer-grid, .flagship-list {
        grid-template-columns: 1fr;
    }
    .nav-links {
        display: none;
    }
}

/* Pure Floating WhatsApp Logo Icon Button */
.floating-wa-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: #ffffff !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
    z-index: 99999;
    text-decoration: none;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease;
    animation: waPulse 2s infinite;
}

.floating-wa-btn i {
    font-size: 34px;
    line-height: 1;
}

.floating-wa-btn:hover {
    transform: scale(1.12) rotate(6deg);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.7);
    color: #ffffff !important;
}

@keyframes waPulse {
    0% {
        box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5), 0 0 0 0 rgba(37, 211, 102, 0.5);
    }
    70% {
        box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5), 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5), 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Promo Carousel Styling */
.promo-carousel-container {
    position: relative;
    max-width: 1050px;
    margin: 0 auto;
    overflow: hidden;
}

.promo-carousel-track {
    display: flex;
    width: 100%;
    transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    will-change: transform;
}

.promo-slide {
    flex: 0 0 100%;
    min-width: 100%;
    width: 100%;
    box-sizing: border-box;
    padding: 0.5rem;
}

.promo-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    backdrop-filter: blur(20px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    overflow: hidden;
}

.promo-badge-tag {
    position: absolute;
    top: 18px;
    right: 20px;
    background: var(--primary);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.promo-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 2rem;
    align-items: center;
}

.promo-title {
    font-size: 1.75rem;
    color: #fff;
    margin: 0.75rem 0;
}

.promo-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.promo-feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.promo-feature-list li {
    font-size: 0.9rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.promo-feature-list li i {
    color: var(--primary);
    font-size: 1.1rem;
}

.promo-pricing-box {
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-md);
    padding: 2rem 1.5rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.promo-price-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.promo-strikethrough {
    font-size: 1.15rem;
    font-weight: 700;
    color: #ef4444;
    text-decoration: line-through;
    text-decoration-thickness: 2px;
    margin-top: 0.35rem;
    opacity: 0.85;
}

.promo-price-amount {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--primary);
    margin: 0.25rem 0 0.5rem 0;
}

.promo-price-sub {
    font-size: 0.8rem;
    color: var(--text-dim);
}

.promo-carousel-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.promo-nav-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    color: #fff;
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.promo-nav-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.promo-dots {
    display: flex;
    gap: 0.5rem;
}

.promo-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
}

.promo-dot.active {
    width: 32px;
    border-radius: 10px;
    background: var(--primary);
}

@media (max-width: 768px) {
    .promo-grid {
        grid-template-columns: 1fr;
    }
    .promo-card {
        padding: 1.75rem;
    }
    .promo-badge-tag {
        position: relative;
        top: 0;
        right: 0;
        display: inline-block;
        margin-bottom: 0.75rem;
    }
}