/* ==========================================
   Santa+ Landing Page - Pure CSS Responsive
   Brand: Purple (#4A148C), Gold (#FFD700)
   ========================================== */

:root {
    --primary: #4A148C;
    --primary-glow: #7B1FA2;
    --accent-gold: #FFD700;
    --accent-orange: #FFA726;
    --bg-dark: #05030A;
    --bg-card: rgba(22, 14, 40, 0.6);
    --bg-glass: rgba(255, 255, 255, 0.05);
    --border-light: rgba(255, 255, 255, 0.08);
    --border-white: rgba(255, 255, 255, 0.1);
    --text-main: #FFFFFF;
    --text-muted: rgba(255, 255, 255, 0.7);
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 100%);
    --gradient-gold: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-orange) 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================
   Aurora Background
   ========================================== */
body::before,
body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.35;
    animation: aurora 20s infinite alternate;
}

body::before {
    top: -20%;
    left: -10%;
    width: 60vw;
    height: 60vh;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
}

body::after {
    bottom: -10%;
    right: -10%;
    width: 50vw;
    height: 50vh;
    background: radial-gradient(circle, #311B92 0%, transparent 70%);
    animation-delay: -8s;
}

@keyframes aurora {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }

    50% {
        transform: translate(30px, 20px) scale(1.1);
        opacity: 0.45;
    }

    100% {
        transform: translate(-20px, 40px) scale(1.05);
        opacity: 0.3;
    }
}

/* ==========================================
   Navbar
   ========================================== */
.navbar {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 15px 0;
    z-index: 50;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background: linear-gradient(180deg, rgba(5, 3, 10, 0.5) 0%, transparent 100%);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.logo-img {
    height: 36px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    opacity: 0.85;
    transition: all 0.2s;
    padding: 6px 12px;
    border-radius: 8px;
}

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

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 100px 0 60px;
    overflow: hidden;
}

.hero-content {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 60px;
    width: 100%;
}

.hero-mockup {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-text {
    flex: 1;
}

.phone-3d-image {
    max-width: 450px;
    width: 100%;
    filter: drop-shadow(0 40px 80px rgba(0, 0, 0, 0.6));
    animation: float 7s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-25px);
    }
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(123, 31, 162, 0.15);
    border: 1px solid rgba(123, 31, 162, 0.3);
    border-radius: 100px;
    color: #E1BEE7;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(to right, #D1C4E9 0%, #F48FB1 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 520px;
    font-weight: 300;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    padding: 14px 30px;
    border-radius: 12px;
    text-decoration: none;
    font-size: 1.05rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    transition: 0.3s;
    box-shadow: 0 8px 25px -6px rgba(74, 20, 140, 0.5);
    border: 1px solid var(--bg-glass);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px -6px rgba(74, 20, 140, 0.7);
}

.btn-download-hero {
    padding: 18px 36px;
    border-radius: 16px;
    font-size: 1.1rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 50%, var(--primary) 100%);
    background-size: 200% 200%;
    animation: gradient-pulse 3s ease infinite;
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.3;
}

.btn-label {
    font-weight: 700;
    font-size: 1.15rem;
}

.btn-sublabel {
    font-size: 0.8rem;
    opacity: 0.8;
}

@keyframes gradient-pulse {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.download-stats {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.stat-number {
    font-size: 1rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.android-icon {
    width: 28px;
    height: 28px;
    fill: white;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.7;
    cursor: pointer;
}

.scroll-indicator span {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
}

.scroll-arrow {
    width: 16px;
    height: 16px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0) rotate(45deg);
    }

    40% {
        transform: translateY(-10px) rotate(45deg);
    }
}

/* ==========================================
   Section Styles
   ========================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border-white);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    color: var(--text-muted);
}

.section-badge.gold {
    background: rgba(255, 215, 0, 0.1);
    color: var(--accent-gold);
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
}

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

/* ==========================================
   Features Section
   ========================================== */
.features {
    padding: 100px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: #000;
    border: 1px solid var(--border-light);
    padding: 32px 24px;
    border-radius: 24px;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(123, 31, 162, 0.4);
}

.feature-icon,
.business-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-card h3,
.business-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.feature-card p,
.business-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ==========================================
   Business Section
   ========================================== */
.business-section {
    padding: 120px 0;
    background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.4));
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.business-card {
    background: #000;
    border: 1px solid var(--border-light);
    padding: 32px 24px;
    border-radius: 24px;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.business-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-gold);
}

/* ==========================================
   Download Section
   ========================================== */
.download-section {
    padding: 100px 0;
}

.download-card {
    background: linear-gradient(135deg, rgba(74, 20, 140, 0.4) 0%, rgba(26, 19, 71, 0.6) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-white);
    border-radius: 32px;
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.download-content {
    flex: 1;
}

.download-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(to right, #fff, #E1BEE7);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.download-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 32px;
    max-width: 500px;
}

.download-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    background: var(--bg-glass);
    border: 1px solid var(--border-white);
    border-radius: 12px;
    text-decoration: none;
    transition: 0.3s;
    min-width: 180px;
    color: white;
}

.download-btn:hover:not(.disabled) {
    background: var(--border-white);
    transform: translateY(-2px);
    border-color: var(--accent-gold);
}

.download-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.download-btn svg {
    width: 32px;
    height: 32px;
    fill: white;
}

.download-btn .small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.download-btn .big {
    font-size: 1.1rem;
    font-weight: 700;
}

.requirements {
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
    opacity: 0.7;
}

.qr-section {
    background: white;
    padding: 16px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.qr-code {
    width: 140px;
    height: 140px;
}

.qr-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.qr-section p {
    color: var(--primary);
    font-weight: 600;
    margin-top: 8px;
    font-size: 0.9rem;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    padding: 80px 0 40px;
    background: linear-gradient(to top, #000 0%, rgba(5, 3, 10, 0.8) 100%);
    border-top: 1px solid var(--bg-glass);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    height: 40px;
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.95rem;
    opacity: 0.7;
    max-width: 280px;
}

.footer-col h4 {
    color: var(--text-main);
    font-size: 1.1rem;
    margin-bottom: 24px;
    font-weight: 600;
}

.footer-col a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 12px;
    font-size: 0.95rem;
    transition: 0.2s;
}

.footer-col a:hover {
    color: var(--accent-gold);
}

.footer-bottom {
    border-top: 1px solid var(--bg-glass);
    padding-top: 30px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================
   Responsive - Tablet
   ========================================== */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .business-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

/* ==========================================
   Responsive - Small Tablet
   ========================================== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-mockup {
        order: 1;
    }

    .hero-text {
        order: 2;
    }

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

    .cta-buttons {
        justify-content: center;
    }

    .download-stats {
        justify-content: center;
    }

    .phone-3d-image {
        max-width: 320px;
    }

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

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

    .download-card {
        flex-direction: column;
        text-align: center;
        padding: 40px 24px;
    }

    .download-content p {
        margin-left: auto;
        margin-right: auto;
    }

    .download-buttons {
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand p {
        margin: 0 auto;
    }

    .footer-logo {
        margin: 0 auto 20px;
    }

    .scroll-indicator {
        display: none;
    }
}

/* ==========================================
   Responsive - Mobile
   ========================================== */
@media (max-width: 480px) {
    .navbar {
        display: none;
    }

    .hero {
        padding: 40px 0;
        min-height: auto;
    }

    .phone-3d-image {
        max-width: 85vw;
    }

    h1 {
        font-size: 2rem;
    }

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

    .btn-download-hero {
        padding: 14px 20px;
        width: 100%;
        justify-content: center;
    }

    .download-stats {
        gap: 20px;
    }

    .features,
    .business-section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .feature-card,
    .business-card {
        padding: 24px 16px;
    }

    .feature-icon,
    .business-icon {
        width: 80px;
        height: 80px;
    }

    .download-card {
        padding: 24px 16px;
        border-radius: 20px;
    }

    .download-content h2 {
        font-size: 1.6rem;
    }

    .qr-section {
        display: none;
    }

    .footer {
        padding: 48px 0 24px;
    }
}