/* ==========================================================================
   TEACH COURSE - High-Converting Digital E-Book Store Design System
   "ज्ञान अब आपकी उंगलियों पर"
   ========================================================================== */

:root {
    /* Core Color Tokens */
    --bg-main: #090d16;
    --bg-surface: #0f1523;
    --bg-card: rgba(17, 24, 39, 0.88);
    --bg-card-hover: rgba(24, 34, 56, 0.96);
    --bg-elevated: #162035;

    /* Text System */
    --text-pure: #ffffff;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --text-dim: #64748b;

    /* Brand Accents & Gradients */
    --accent-cyan: #00f2fe;
    --accent-blue: #38bdf8;
    --accent-indigo: #6366f1;
    --accent-purple: #a855f7;
    --accent-amber: #f59e0b;
    --accent-emerald: #10b981;
    --accent-rose: #f43f5e;

    /* High-Impact Gradients */
    --grad-brand: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
    --grad-hindi: linear-gradient(135deg, #fff1e6 0%, #fde68a 30%, #f59e0b 70%, #d97706 100%);
    --grad-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);

    /* Borders & Glassmorphism */
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-medium: rgba(255, 255, 255, 0.14);
    --border-highlight: rgba(0, 242, 254, 0.4);
    --glass-blur: blur(16px);
    --glass-blur-heavy: blur(28px);

    /* Shadows */
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.65);
    --shadow-glow-cyan: 0 0 35px rgba(0, 242, 254, 0.22);
    --shadow-glow-emerald: 0 0 35px rgba(16, 185, 129, 0.22);

    /* Typography */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-hindi: 'Hind', 'Noto Sans Devanagari', sans-serif;

    /* Motion & Transitions */
    --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);
    --duration-fast: 0.2s;
    --duration-normal: 0.35s;

    /* Layout & Sizing */
    --container-width: 1220px;
    --header-height: 74px;
    --announcement-height: 38px;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

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

svg {
    max-width: 100%;
    height: auto;
    flex-shrink: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-main);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    background: var(--bg-main);
    color: var(--text-secondary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    overflow-wrap: break-word;
    word-wrap: break-word;
    width: 100%;
}

/* Ambient Lights */
.ambient-glow {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(130px);
    opacity: 0.35;
    max-width: 100vw;
}

.glow-top {
    top: -80px;
    left: 5%;
    width: 550px;
    height: 550px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.4) 0%, transparent 70%);
}

.glow-middle {
    top: 1300px;
    right: 5%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.28) 0%, transparent 70%);
}

.glow-bottom {
    top: 2600px;
    left: 20%;
    width: 650px;
    height: 650px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.2) 0%, transparent 70%);
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    position: relative;
    z-index: 1;
}

.section-padding {
    padding-top: 5.5rem;
    padding-bottom: 5.5rem;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-pure);
    font-weight: 700;
    line-height: 1.25;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--duration-fast) ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 3.5rem auto;
}

.section-title {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    margin-top: 1rem;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.075rem;
    color: var(--text-muted);
    line-height: 1.65;
}

.gradient-text {
    background: var(--grad-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Badges */
.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.95rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    font-size: 0.825rem;
    font-weight: 600;
    color: var(--text-secondary);
    backdrop-filter: blur(8px);
    letter-spacing: 0.02em;
}

.badge-pill-emerald {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.3);
    color: var(--accent-emerald);
}

.badge-pill-cyan {
    background: rgba(0, 242, 254, 0.1);
    border-color: rgba(0, 242, 254, 0.3);
    color: var(--accent-cyan);
}

.badge-dot {
    width: 7px;
    height: 7px;
    background-color: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-cyan);
    animation: pulseGlow 2s infinite ease-in-out;
}

.badge-dot-emerald {
    background-color: var(--accent-emerald);
    box-shadow: 0 0 10px var(--accent-emerald);
}

@keyframes pulseGlow {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.45; transform: scale(0.85); }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.75rem 1.4rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--duration-normal) var(--ease-standard);
    text-decoration: none;
    position: relative;
    user-select: none;
    line-height: 1.2;
}

.btn-primary {
    background: var(--grad-brand);
    color: #021224;
    box-shadow: 0 4px 22px rgba(0, 242, 254, 0.35);
    font-weight: 700;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 242, 254, 0.55);
    color: #010c18;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-pure);
    border: 1px solid var(--border-subtle);
    backdrop-filter: blur(8px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--border-highlight);
    color: var(--accent-cyan);
}

.btn-xl {
    padding: 1rem 1.95rem;
    font-size: 1.075rem;
    border-radius: var(--radius-md);
}

.btn-md {
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-full-width {
    width: 100%;
}

.btn-arrow {
    transition: transform var(--duration-fast) ease;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* Announcement Bar */
.top-announcement-bar {
    background: linear-gradient(90deg, #101626 0%, #1e1b4b 50%, #101626 100%);
    border-bottom: 1px solid rgba(99, 102, 241, 0.25);
    padding: 0.5rem 0;
    font-size: 0.825rem;
    position: relative;
    z-index: 1002;
}

.announcement-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-align: center;
    flex-wrap: wrap;
}

.announcement-badge {
    background: rgba(245, 158, 11, 0.18);
    color: var(--accent-amber);
    padding: 0.15rem 0.55rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.75rem;
    border: 1px solid rgba(245, 158, 11, 0.35);
}

.announcement-text {
    color: var(--text-secondary);
}

.announcement-text strong {
    color: #ffffff;
}

.announcement-link {
    color: var(--accent-cyan);
    font-weight: 600;
    margin-left: 0.25rem;
}

.announcement-link:hover {
    text-decoration: underline;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1010;
    transition: all var(--duration-normal) ease;
    border-bottom: 1px solid var(--border-subtle);
    background: rgba(9, 13, 22, 0.94);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.site-header.scrolled {
    background: rgba(9, 13, 22, 0.98);
    border-bottom-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.45);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-icon-wrapper {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, #0d1b38 0%, #1e293b 100%);
    border: 1px solid var(--border-highlight);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow-cyan);
    color: var(--accent-cyan);
    transition: transform var(--duration-fast) ease;
}

.brand-logo:hover .logo-icon-wrapper {
    transform: scale(1.05) rotate(2deg);
}

.logo-svg {
    width: 24px;
    height: 24px;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: var(--text-pure);
    line-height: 1.15;
}

.brand-highlight {
    background: var(--grad-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-tagline {
    font-family: var(--font-hindi);
    font-size: 0.725rem;
    color: var(--text-muted);
    letter-spacing: 0.03em;
}

.desktop-nav .nav-links {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.nav-link {
    font-size: 0.925rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.4rem 0;
    transition: color var(--duration-fast) ease;
}

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

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-header-cta {
    padding: 0.55rem 1.15rem;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 32px;
    height: 22px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1020;
}

.mobile-toggle .bar {
    width: 100%;
    height: 2.5px;
    background-color: var(--text-pure);
    border-radius: 2px;
    transition: all var(--duration-fast) ease;
}

.mobile-toggle.open .bar:nth-child(1) {
    transform: translateY(10px) rotate(45deg);
}

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

.mobile-toggle.open .bar:nth-child(3) {
    transform: translateY(-10px) rotate(-45deg);
}

/* Mobile Drawer (Clean, Solid, Perfectly Layered) */
.mobile-drawer {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: #ffffff !important;
    padding: 1.75rem 1.5rem;
    z-index: 1015;
    overflow-y: auto;
    border-top: 1px solid var(--border-subtle);
}

.mobile-drawer.open {
    display: flex !important;
    flex-direction: column;
    justify-content: space-between;
    animation: fadeInDrawer 0.25s ease forwards;
}

@keyframes fadeInDrawer {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.mobile-drawer-header {
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-subtle);
}

.mobile-sub {
    font-family: var(--font-hindi);
    font-size: 0.85rem;
    color: var(--accent-cyan);
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
    margin-bottom: 2rem;
}

.mobile-nav-link {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
    display: block;
    padding: 0.35rem 0;
}

.mobile-nav-link:hover {
    color: var(--accent-cyan);
}

.mobile-drawer-footer {
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-subtle);
    margin-top: auto;
}

/* Hero Section */
.hero-section {
    padding-top: 3.5rem;
    padding-bottom: 5.5rem;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.18fr 0.82fr;
    gap: 3.5rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
}

.hero-pill-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(0, 242, 254, 0.08);
    border: 1px solid rgba(0, 242, 254, 0.25);
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-full);
    margin-bottom: 1.5rem;
    align-self: flex-start;
}

.pill-badge {
    background: var(--accent-cyan);
    color: #021224;
    font-size: 0.725rem;
    font-weight: 800;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-full);
    letter-spacing: 0.04em;
}

.pill-text {
    font-size: 0.825rem;
    font-weight: 600;
    color: var(--text-primary);
}

.hero-title {
    font-family: var(--font-hindi);
    font-size: clamp(2.4rem, 4.5vw, 3.8rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.85rem;
    letter-spacing: -0.01em;
}

.hindi-gradient {
    background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 242, 254, 0.4);
    display: inline-block;
}

.english-complement {
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    font-weight: 500;
    color: var(--text-pure);
    letter-spacing: 0.5px;
    margin-top: 0.25rem;
    font-family: var(--font-heading);
    opacity: 0.9;
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 2.2vw, 1.65rem);
    font-weight: 700;
    color: var(--accent-cyan);
    margin-bottom: 1.15rem;
    letter-spacing: -0.01em;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.75rem;
    max-width: 580px;
}

.hero-value-points {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-bottom: 2.25rem;
}

.value-point {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.value-point .v-icon {
    font-size: 1.1rem;
    color: var(--accent-cyan);
}

.value-point strong {
    color: #ffffff;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.hero-trust-bar {
    display: flex;
    align-items: center;
    gap: 1.75rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--border-subtle);
    flex-wrap: wrap;
}

.trust-stat {
    display: flex;
    flex-direction: column;
}

.t-number {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.1;
}

.t-label {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-top: 0.2rem;
}

.trust-divider {
    width: 1px;
    height: 36px;
    background: var(--border-subtle);
}

/* Hero Visual Showcase */
.hero-visual-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-card-frame {
    position: relative;
    width: 100%;
    max-width: 440px;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-highlight);
    box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
    transition: transform var(--duration-normal) var(--ease-standard);
}

.hero-card-frame:hover {
    transform: translateY(-4px) scale(1.01);
}

.hero-visual-badge-top {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(9, 13, 22, 0.88);
    border: 1px solid rgba(16, 185, 129, 0.4);
    border-radius: var(--radius-full);
    padding: 0.3rem 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-emerald);
    backdrop-filter: blur(8px);
    z-index: 3;
}

.live-dot {
    width: 7px;
    height: 7px;
    background: var(--accent-emerald);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-emerald);
    animation: pulseGlow 1.8s infinite;
}

.hero-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    display: block;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

.floating-pill {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.15rem;
    background: rgba(11, 16, 28, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    backdrop-filter: blur(12px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
    z-index: 2;
    animation: floatAnim 4s ease-in-out infinite alternate;
}

.pill-top-right {
    top: -16px;
    right: -20px;
}

.pill-bottom-left {
    bottom: -20px;
    left: -20px;
    animation-delay: -2s;
}

@keyframes floatAnim {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-7px); }
}

.fp-icon {
    font-size: 1.35rem;
}

.fp-text {
    display: flex;
    flex-direction: column;
}

.fp-text strong {
    font-size: 0.85rem;
    color: var(--text-pure);
}

.fp-text small {
    font-size: 0.725rem;
    color: var(--text-muted);
}

/* Trust Strip */
.trust-strip {
    background: rgba(15, 21, 35, 0.7);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    padding: 1.25rem 0;
    backdrop-filter: blur(8px);
}

.trust-strip-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.strip-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.strip-badges {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.s-badge {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

/* Featured Section */
.featured-section {
    background: linear-gradient(180deg, var(--bg-main) 0%, var(--bg-surface) 50%, var(--bg-main) 100%);
    position: relative;
}

.category-filters {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    padding: 0.55rem 1.25rem;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-fast) ease;
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-pure);
    border-color: rgba(255, 255, 255, 0.15);
}

.filter-btn.active {
    background: var(--accent-cyan);
    color: #021224;
    font-weight: 700;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.35);
}

.pdf-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2.25rem;
}

/* Topic Card Themes for index.html */
.theme-content-vastu {
    background: #f9ebd2 !important;
    border-top: 2px solid #d97706 !important;
}

.theme-content-jyotish {
    background: #f3e8ff !important;
    border-top: 2px solid #9333ea !important;
}

.theme-content-java {
    background: #e0f2fe !important;
    border-top: 2px solid #06b6d4 !important;
}


.pdf-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--duration-normal) var(--ease-standard);
    backdrop-filter: blur(14px);
    position: relative;
}

.pdf-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-highlight);
    box-shadow: var(--shadow-md), var(--shadow-glow-cyan);
}

.card-media {
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background: #0d121f;
}

.pdf-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-normal) ease;
}

.pdf-card:hover .pdf-cover {
    transform: scale(1.04);
}

.card-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-full);
    backdrop-filter: blur(8px);
    z-index: 2;
}

.badge-bestseller {
    background: rgba(245, 158, 11, 0.92);
    color: #000000;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.badge-trending {
    background: rgba(16, 185, 129, 0.92);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.badge-editor {
    background: rgba(168, 85, 247, 0.92);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.3);
}

.card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(9, 13, 22, 0.65);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--duration-fast) ease;
    z-index: 3;
}

.pdf-card:hover .card-overlay {
    opacity: 1;
}

.btn-preview {
    background: rgba(255, 255, 255, 0.95);
    color: #021224;
    font-weight: 700;
    border-radius: var(--radius-full);
    padding: 0.65rem 1.35rem;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transform: translateY(10px);
    transition: all var(--duration-fast) ease;
    font-size: 0.9rem;
}

.pdf-card:hover .btn-preview {
    transform: translateY(0);
}

.btn-preview:hover {
    background: var(--accent-cyan);
    box-shadow: 0 4px 16px rgba(0, 242, 254, 0.4);
}

.card-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.6rem;
    font-size: 0.8rem;
}

.meta-tag {
    color: var(--accent-cyan);
    font-weight: 600;
}

.meta-format {
    font-size: 0.775rem;
    font-weight: 600;
    color: var(--text-dim);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-sm);
}

.card-title {
    font-size: 1.18rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 0.6rem;
    color: #ffffff;
}

.card-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.55;
    margin-bottom: 1.15rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-highlights-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.75rem 0.85rem;
    margin-bottom: 1.15rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.highlight-line {
    font-size: 0.775rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.highlight-line strong {
    color: #ffffff;
}

.card-specs {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.775rem;
    color: var(--text-dim);
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.card-footer {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1.1rem;
    border-top: 1px solid var(--border-subtle);
    gap: 0.5rem;
}

.price-container {
    display: flex;
    align-items: baseline;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.current-price {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 800;
    color: #ffffff;
}

.original-price {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.discount-pill {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent-emerald);
    background: rgba(16, 185, 129, 0.12);
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius-sm);
}

.card-actions {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.btn-preview-sm {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
}

.btn-preview-sm:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
}

.btn-buy {
    padding: 0.55rem 0.95rem;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
}

/* Delivery Section */
.delivery-section {
    position: relative;
}

.delivery-card-banner {
    background: radial-gradient(circle at 80% 50%, rgba(16, 185, 129, 0.12) 0%, rgba(15, 21, 35, 0.95) 70%);
    border: 1px solid rgba(16, 185, 129, 0.35);
    border-radius: var(--radius-lg);
    padding: 3.5rem 3rem;
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 3.5rem;
    align-items: center;
    box-shadow: var(--shadow-lg), var(--shadow-glow-emerald);
    backdrop-filter: blur(16px);
}

.delivery-title {
    font-size: clamp(1.85rem, 3vw, 2.5rem);
    margin-top: 0.85rem;
    margin-bottom: 0.85rem;
}

.delivery-lead {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 2rem;
}

.delivery-steps-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.d-step-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.d-step-num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.4);
    color: var(--accent-emerald);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.d-step-content {
    display: flex;
    flex-direction: column;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.d-step-content strong {
    color: #ffffff;
    margin-bottom: 0.15rem;
}

.delivery-visual-col {
    display: flex;
    justify-content: center;
}

.delivery-box-frame {
    background: #090d16;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    width: 100%;
    max-width: 360px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.db-header {
    background: #121829;
    padding: 0.65rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.45rem;
    border-bottom: 1px solid var(--border-subtle);
}

.db-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
}

.db-dot.red { background: #ef4444; }
.db-dot.yellow { background: #f59e0b; }
.db-dot.green { background: #10b981; }

.db-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-left: 0.4rem;
    font-weight: 600;
}

.db-body {
    padding: 2.25rem 1.5rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.db-check-circle {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.15);
    border: 2px solid var(--accent-emerald);
    color: var(--accent-emerald);
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.db-body h4 {
    font-size: 1.25rem;
    color: #ffffff;
    margin-bottom: 0.35rem;
}

.db-body p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.db-download-btn-mock {
    background: var(--grad-emerald);
    color: #ffffff;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.85rem;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.35);
    width: 100%;
    justify-content: center;
}

.db-body small {
    font-size: 0.75rem;
    color: var(--text-dim);
}

/* Why Section */
.why-section {
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2.25rem 2rem;
    transition: all var(--duration-normal) var(--ease-standard);
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
    background: var(--bg-card-hover);
}

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.35rem;
    padding: 12px;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.icon-cyan {
    background: rgba(0, 242, 254, 0.12);
    color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
}

.icon-purple {
    background: rgba(168, 85, 247, 0.12);
    color: var(--accent-purple);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.2);
}

.icon-amber {
    background: rgba(245, 158, 11, 0.12);
    color: var(--accent-amber);
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
}

.icon-emerald {
    background: rgba(16, 185, 129, 0.12);
    color: var(--accent-emerald);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

.icon-blue {
    background: rgba(56, 189, 248, 0.12);
    color: var(--accent-blue);
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.2);
}

.icon-rose {
    background: rgba(244, 63, 94, 0.12);
    color: var(--accent-rose);
    box-shadow: 0 0 20px rgba(244, 63, 94, 0.2);
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: #ffffff;
}

.feature-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.65;
}

/* How It Works */
.how-section {
    background: linear-gradient(180deg, var(--bg-main) 0%, #0d1322 50%, var(--bg-main) 100%);
    position: relative;
}

.steps-wrapper {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin-bottom: 3.5rem;
}

.steps-progress-line {
    position: absolute;
    top: 45px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-cyan) 0%, var(--accent-purple) 50%, var(--accent-emerald) 100%);
    opacity: 0.35;
    z-index: 0;
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2.5rem 1.75rem 2rem 1.75rem;
    text-align: center;
    position: relative;
    z-index: 1;
    transition: all var(--duration-normal) var(--ease-standard);
    backdrop-filter: blur(12px);
}

.step-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-highlight);
    box-shadow: var(--shadow-md);
}

.step-number-wrapper {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-elevated);
    border: 1px solid var(--border-highlight);
    color: var(--accent-cyan);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: -3.8rem auto 1.5rem auto;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}

.step-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 1.25rem auto;
    color: var(--text-pure);
}

.step-icon svg {
    width: 100%;
    height: 100%;
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: #ffffff;
}

.step-desc {
    font-size: 0.925rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.steps-cta-box {
    background: linear-gradient(135deg, rgba(16, 22, 38, 0.92) 0%, rgba(22, 31, 54, 0.92) 100%);
    border: 1px solid var(--border-highlight);
    border-radius: var(--radius-lg);
    padding: 2rem 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    box-shadow: var(--shadow-glow-cyan);
}

.cta-box-title {
    font-size: 1.35rem;
    color: #ffffff;
    margin-bottom: 0.35rem;
}

.cta-box-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Reviews Section */
.reviews-section {
    position: relative;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.review-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(12px);
    transition: transform var(--duration-normal) ease, border-color var(--duration-normal) ease;
}

.review-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
}

.review-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    gap: 0.75rem;
}

.review-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    color: #021224;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 1rem;
    color: #ffffff;
    line-height: 1.2;
}

.user-role {
    font-size: 0.775rem;
    color: var(--text-dim);
}

.verified-pill {
    font-size: 0.725rem;
    font-weight: 700;
    color: var(--accent-emerald);
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-full);
}

.review-stars {
    color: var(--accent-amber);
    font-size: 1.1rem;
    letter-spacing: 2px;
    margin-bottom: 0.75rem;
}

.review-quote {
    font-size: 0.925rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.review-product-tag {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-cyan);
    background: rgba(0, 242, 254, 0.06);
    border: 1px solid rgba(0, 242, 254, 0.18);
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius-sm);
    display: inline-block;
}

/* Review Placeholders */
.review-placeholder-card {
    border-style: dashed;
    border-color: rgba(255, 255, 255, 0.14);
    background: rgba(17, 24, 39, 0.55);
}

.placeholder-avatar {
    background: rgba(255, 255, 255, 0.08) !important;
    color: var(--text-muted) !important;
    border: 1px solid var(--border-subtle);
}

.placeholder-pill {
    background: rgba(0, 242, 254, 0.08) !important;
    border-color: rgba(0, 242, 254, 0.25) !important;
    color: var(--accent-cyan) !important;
}

.placeholder-stars {
    color: var(--text-dim) !important;
    letter-spacing: 2px;
}

.placeholder-quote {
    color: var(--text-muted) !important;
    font-style: italic;
}

.review-verification-banner {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.75rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.rv-left {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.rv-icon {
    font-size: 1.5rem;
}

.rv-left div {
    display: flex;
    flex-direction: column;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.rv-left strong {
    color: #ffffff;
}

/* About Section */
.about-section {
    background: linear-gradient(180deg, var(--bg-main) 0%, #0d1322 50%, var(--bg-main) 100%);
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3.5rem;
    align-items: center;
}

.about-content {
    display: flex;
    flex-direction: column;
}

.about-title {
    font-size: clamp(2rem, 3.2vw, 2.75rem);
    margin-top: 1rem;
    margin-bottom: 1.15rem;
}

.about-lead {
    font-size: 1.125rem;
    color: var(--text-primary);
    line-height: 1.65;
    margin-bottom: 1.15rem;
}

.about-text {
    font-size: 0.975rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.about-pillars {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
    margin-top: 1.5rem;
}

.pillar-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 500;
}

.p-check {
    color: var(--accent-emerald);
    font-weight: 800;
}

.about-badge-card {
    display: flex;
    justify-content: center;
}

.brand-card-inner {
    background: var(--bg-card);
    border: 1px solid var(--border-highlight);
    border-radius: var(--radius-lg);
    padding: 2.75rem 2.25rem;
    width: 100%;
    max-width: 380px;
    text-align: center;
    box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.b-logo-large {
    margin-bottom: 1.25rem;
}

.logo-icon-wrapper.large {
    width: 60px;
    height: 60px;
}

.logo-icon-wrapper.large .logo-svg {
    width: 32px;
    height: 32px;
}

.b-name {
    font-size: 1.5rem;
    letter-spacing: 0.04em;
    color: #ffffff;
}

.b-tag {
    font-family: var(--font-hindi);
    font-size: 0.85rem;
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
}

.b-divider {
    width: 60px;
    height: 2px;
    background: var(--border-highlight);
    margin-bottom: 1.75rem;
}

.b-metrics-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    width: 100%;
    margin-bottom: 2rem;
}

.b-m-item {
    display: flex;
    flex-direction: column;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
}

.b-m-item strong {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: #ffffff;
}

.b-m-item span {
    font-size: 0.775rem;
    color: var(--text-dim);
}

.b-flag-note {
    font-size: 0.825rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* FAQ Section */
.faq-section {
    position: relative;
}

.faq-accordion-list {
    max-width: 840px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--duration-fast) ease;
    backdrop-filter: blur(12px);
}

.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.16);
}

.faq-item.active {
    border-color: var(--border-highlight);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.faq-question {
    width: 100%;
    padding: 1.35rem 1.75rem;
    background: transparent;
    border: none;
    color: var(--text-pure);
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    cursor: pointer;
    user-select: none;
}

.faq-toggle-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-cyan);
    transition: transform var(--duration-normal) var(--ease-standard);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    padding: 0 1.75rem;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0 1.75rem 1.5rem 1.75rem;
}

.faq-answer p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.faq-answer strong {
    color: #ffffff;
}

/* Contact Section */
.contact-section {
    padding-top: 1.5rem;
    padding-bottom: 5.5rem;
}

.contact-card {
    background: radial-gradient(circle at top right, rgba(0, 242, 254, 0.1) 0%, rgba(16, 22, 38, 0.96) 70%);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2.5rem;
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-md);
}

.contact-title {
    font-size: 1.75rem;
    margin-top: 0.75rem;
    margin-bottom: 0.5rem;
}

.contact-text {
    font-size: 0.975rem;
    color: var(--text-muted);
    max-width: 520px;
}

.contact-cta-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Footer */
.site-footer {
    background: #05080e;
    border-top: 1px solid var(--border-subtle);
    padding-top: 4.5rem;
    padding-bottom: 5.5rem;
    position: relative;
    z-index: 10;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1.15fr 1.15fr 1fr;
    gap: 3rem;
    margin-bottom: 3.5rem;
}

.footer-brand-col {
    display: flex;
    flex-direction: column;
}

.footer-about-text {
    font-size: 0.925rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-top: 1.25rem;
    margin-bottom: 1.5rem;
    max-width: 360px;
}

.footer-trust-badges {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.trust-badge {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-sm);
}

.footer-heading {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1.25rem;
    letter-spacing: 0.02em;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-nav a {
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: color var(--duration-fast) ease, transform var(--duration-fast) ease;
    display: inline-block;
}

.footer-nav a:hover {
    color: var(--accent-cyan);
    transform: translateX(3px);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    flex-wrap: wrap;
}

.copyright-text {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.footer-payment-icons {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.pay-tag {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
}

/* Mobile Sticky Bottom Bar */
.mobile-sticky-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(9, 13, 22, 0.96);
    border-top: 1px solid var(--border-highlight);
    padding: 0.65rem 1.25rem;
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    z-index: 995;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
}

.msb-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.msb-pricing {
    display: flex;
    flex-direction: column;
}

.msb-tag {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.msb-price {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 800;
    color: #ffffff;
}

.msb-cta {
    padding: 0.6rem 1.25rem;
    font-size: 0.875rem;
}

/* Modals */
.modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(5, 8, 14, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 1.5rem;
}

.modal-backdrop.open {
    display: flex !important;
    animation: fadeInModal 0.25s ease forwards;
}

@keyframes fadeInModal {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-highlight);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 820px;
    box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
    position: relative;
    padding: 2.25rem;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-card-sm {
    max-width: 520px;
    padding: 2rem;
}

.modal-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    color: var(--text-pure);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--duration-fast) ease;
    z-index: 10;
    outline: none;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.18);
    color: var(--accent-cyan);
    transform: rotate(90deg);
}

.modal-grid {
    display: grid;
    grid-template-columns: 0.82fr 1.18fr;
    gap: 2.25rem;
    align-items: flex-start;
}

.modal-media {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.modal-img {
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    display: block;
}

.modal-badge-pill {
    position: absolute;
    bottom: 12px;
    left: 12px;
    background: rgba(0, 0, 0, 0.8);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-sm);
    backdrop-filter: blur(4px);
}

.modal-info {
    display: flex;
    flex-direction: column;
}

.modal-category-tag {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.35rem;
}

.modal-title {
    font-size: 1.45rem;
    margin-bottom: 0.6rem;
    line-height: 1.3;
}

.modal-price-row {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.modal-price {
    font-family: var(--font-heading);
    font-size: 1.55rem;
    font-weight: 800;
    color: #ffffff;
}

.modal-mrp {
    font-size: 0.95rem;
    color: var(--text-dim);
}

.modal-discount {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-emerald);
    background: rgba(16, 185, 129, 0.12);
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
}

.modal-delivery-tag {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-amber);
    background: rgba(245, 158, 11, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.modal-desc {
    font-size: 0.925rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.modal-toc-section {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.85rem 1rem;
    margin-bottom: 1.25rem;
}

.modal-toc-heading {
    font-size: 0.85rem;
    color: var(--text-pure);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.modal-toc-list {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.modal-toc-list li {
    font-size: 0.825rem;
    color: var(--text-secondary);
    line-height: 1.4;
    padding-left: 0.5rem;
    border-left: 2px solid var(--accent-cyan);
}

.modal-package-included {
    font-size: 0.85rem;
    margin-bottom: 1.25rem;
}

.modal-package-included strong {
    color: #ffffff;
    display: block;
    margin-bottom: 0.45rem;
}

.m-included-chips {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.m-included-chips span {
    font-size: 0.775rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
}

.modal-notice-box {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    margin-bottom: 1.35rem;
}

.modal-notice-box strong {
    font-size: 0.825rem;
    color: var(--accent-amber);
    display: block;
    margin-bottom: 0.2rem;
}

.modal-notice-box p {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.45;
}

.btn-modal-proceed {
    font-size: 1.05rem;
    padding: 0.85rem 1.5rem;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.form-label {
    font-size: 0.825rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.85rem;
    color: #ffffff;
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--duration-fast) ease;
}

.form-input:focus {
    border-color: var(--accent-cyan);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-content {
        align-items: center;
    }

    .hero-pill-tag {
        align-self: center;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-value-points {
        align-items: center;
    }

    .hero-cta-group {
        justify-content: center;
    }

    .hero-trust-bar {
        justify-content: center;
    }

    .delivery-card-banner {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 2.75rem 2rem;
        gap: 2.5rem;
    }

    .d-step-item {
        text-align: left;
    }

    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .about-content {
        align-items: center;
    }

    .about-pillars {
        text-align: left;
    }

    .steps-wrapper {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }

    .steps-progress-line {
        display: none;
    }

    .step-number-wrapper {
        margin-top: -3.5rem;
    }

    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }

    .contact-card {
        flex-direction: column;
        text-align: center;
        padding: 2.25rem 1.5rem;
    }

    .contact-cta-group {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 66px;
    }
    body {
        padding-bottom: 90px;
    }

    .desktop-nav {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .btn-header-cta {
        display: none;
    }

    .hero-section {
        padding-top: 2rem;
        padding-bottom: 3.5rem;
    }

    .section-padding {
        padding-top: 2.5rem;
        padding-bottom: 2.5rem;
    }

    .hero-trust-bar {
        gap: 1.25rem;
    }

    .t-number {
        font-size: 1.25rem;
    }

    .floating-pill {
        display: none;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .reviews-grid {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 1rem;
        -webkit-overflow-scrolling: touch;
        gap: 1rem;
    }
    .review-card {
        min-width: 85vw;
        scroll-snap-align: center;
    }

    .about-pillars {
        grid-template-columns: 1fr;
    }

    .steps-cta-box {
        flex-direction: column;
        text-align: center;
    }

    .modal-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.15rem;
        line-height: 1.3;
    }
    
    .section-title {
        line-height: 1.3;
    }

    .hero-subtitle {
        font-size: 1.15rem;
    }

    .hero-cta-group {
        flex-direction: column;
        width: 100%;
    }

    .hero-cta-group .btn {
        width: 100%;
    }

    .pdf-grid {
        grid-template-columns: 1fr;
    }
    
    .pdf-card {
        max-width: 320px;
        margin: 0 auto;
    }
    
    .card-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .card-actions {
        width: 100%;
        flex-direction: column;
    }
    
    .card-actions .btn {
        width: 100%;
    }

    .category-filters {
        gap: 0.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .filter-btn {
        font-size: 0.825rem;
        padding: 0.45rem 0.95rem;
    }

    .modal-card {
        padding: 1.5rem 1.25rem;
    }
}