/* ==========================================================================
   Ici co-wifi — Teaser Site Styles
   Aesthetic: Retro-futuristic French (PTT vintage meets modern tech)
   ========================================================================== */

:root {
    /* Colors */
    --cream: #FDF6E3;
    --cream-dark: #F5ECD3;
    --blue-deep: #1E3A5F;
    --blue-electric: #2E5A8F;
    --terracotta: #C75B39;
    --terracotta-light: #E07B5A;
    --charcoal: #1A1A1A;
    --charcoal-soft: #2D2D2D;

    /* Typography */
    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'DM Sans', system-ui, sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--cream);
    color: var(--charcoal);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Grain Overlay */
.grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.2;
}

strong {
    font-weight: 600;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-lg) var(--space-md);
    position: relative;
    background: linear-gradient(180deg, var(--cream) 0%, var(--cream-dark) 100%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    animation: fadeInUp 1s var(--transition-slow) forwards;
    opacity: 0;
}

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

/* Logo */
.logo-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.logo-icon {
    width: 100px;
    height: 100px;
    color: var(--blue-deep);
}

.wifi-wave {
    animation: wifiPulse 2s ease-in-out infinite;
}

.wifi-wave-1 { animation-delay: 0s; }
.wifi-wave-2 { animation-delay: 0.2s; }
.wifi-wave-3 { animation-delay: 0.4s; }

@keyframes wifiPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.logo-text {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    color: var(--blue-deep);
    letter-spacing: -0.02em;
    font-style: italic;
}

/* Tagline */
.tagline {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    color: var(--charcoal-soft);
    margin-bottom: var(--space-lg);
    font-weight: 400;
    letter-spacing: 0.02em;
}

/* Countdown */
.countdown-container {
    margin-bottom: var(--space-lg);
}

.countdown-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--terracotta);
    margin-bottom: var(--space-sm);
    font-weight: 600;
}

.countdown {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 70px;
}

.countdown-value {
    font-family: var(--font-display);
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 700;
    color: var(--blue-deep);
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.countdown-unit {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--charcoal-soft);
    margin-top: 0.25rem;
}

.countdown-separator {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--terracotta);
    font-weight: 300;
    margin-top: -1rem;
}

.launch-date {
    margin-top: var(--space-md);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--blue-deep);
    opacity: 0.8;
}

/* Device Teaser in Hero */
.device-teaser-hero {
    margin-top: var(--space-lg);
    animation: fadeIn 1.5s ease 0.5s forwards;
    opacity: 0;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.device-silhouette {
    width: 120px;
    height: 80px;
    background: linear-gradient(135deg, var(--blue-deep) 0%, var(--charcoal) 100%);
    border-radius: 12px;
    margin: 0 auto;
    position: relative;
    box-shadow: 0 20px 60px rgba(30, 58, 95, 0.3);
    filter: blur(2px);
    transition: filter var(--transition-medium);
}

.device-silhouette:hover {
    filter: blur(0.5px);
}

.device-glow {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 8px;
    height: 8px;
    background: var(--terracotta-light);
    border-radius: 50%;
    animation: ledBlink 2s ease-in-out infinite;
}

@keyframes ledBlink {
    0%, 100% { opacity: 0.4; box-shadow: 0 0 10px var(--terracotta); }
    50% { opacity: 1; box-shadow: 0 0 20px var(--terracotta-light); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--blue-deep);
    opacity: 0.6;
    animation: bounce 2s ease-in-out infinite;
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.scroll-indicator:hover {
    opacity: 1;
}

.scroll-indicator span {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.scroll-indicator svg {
    width: 24px;
    height: 24px;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ==========================================================================
   Benefits Section
   ========================================================================== */

.benefits {
    padding: var(--space-xl) var(--space-md);
    background: var(--cream);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.benefit-card {
    background: white;
    padding: var(--space-lg) var(--space-md);
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 30px rgba(30, 58, 95, 0.08);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    border: 1px solid rgba(30, 58, 95, 0.05);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(30, 58, 95, 0.15);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-md);
    color: var(--terracotta);
}

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

.benefit-title {
    font-size: 1.75rem;
    color: var(--blue-deep);
    margin-bottom: var(--space-sm);
    font-style: italic;
}

.benefit-text {
    font-size: 1.1rem;
    color: var(--charcoal-soft);
    line-height: 1.7;
}

.benefit-text strong {
    color: var(--charcoal);
}

/* ==========================================================================
   The Sign Section
   ========================================================================== */

.the-sign {
    padding: var(--space-xl) var(--space-md);
    background: var(--blue-deep);
    color: var(--cream);
    position: relative;
    overflow: hidden;
}

.the-sign::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(199, 91, 57, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.sign-content {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

@media (max-width: 768px) {
    .sign-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Badge */
.badge-container {
    display: flex;
    justify-content: center;
}

.badge {
    width: 200px;
    height: 240px;
    background: var(--cream);
    border-radius: 16px;
    padding: var(--space-sm);
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: rotate(-3deg);
    transition: transform var(--transition-medium);
}

.badge:hover {
    transform: rotate(0deg) scale(1.05);
}

.badge-inner {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm);
}

.badge-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    font-style: italic;
    color: var(--blue-deep);
    text-align: center;
    line-height: 1.2;
}

.qr-placeholder {
    width: 100px;
    height: 100px;
    color: var(--charcoal);
}

.qr-pattern {
    width: 100%;
    height: 100%;
}

.badge-pulse {
    position: absolute;
    inset: -10px;
    border: 2px solid var(--terracotta);
    border-radius: 20px;
    animation: badgePulse 2s ease-in-out infinite;
    opacity: 0;
}

@keyframes badgePulse {
    0%, 100% {
        opacity: 0;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.05);
    }
}

/* Sign Text */
.sign-text h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--space-md);
    font-style: italic;
}

.sign-text p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: var(--space-sm);
}

.sign-cta {
    color: var(--terracotta-light);
    font-size: 1.1rem;
}

/* ==========================================================================
   Device Section
   ========================================================================== */

.device-section {
    padding: var(--space-xl) var(--space-md);
    background: linear-gradient(180deg, var(--cream-dark) 0%, var(--cream) 100%);
}

.device-content {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

@media (max-width: 768px) {
    .device-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Device Visual */
.device-visual {
    display: flex;
    justify-content: center;
}

.device-mystery {
    position: relative;
    width: 200px;
    height: 140px;
}

.device-box {
    width: 100%;
    height: 100%;
    background: linear-gradient(145deg, var(--charcoal) 0%, var(--blue-deep) 100%);
    border-radius: 16px;
    position: relative;
    box-shadow:
        0 30px 80px rgba(30, 58, 95, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: transform var(--transition-medium);
}

.device-mystery:hover .device-box {
    transform: scale(1.05);
}

.device-mystery:hover .device-blur {
    opacity: 0.3;
}

.device-led {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 12px;
    height: 12px;
    background: var(--terracotta-light);
    border-radius: 50%;
    animation: ledBlink 1.5s ease-in-out infinite;
}

.device-blur {
    position: absolute;
    inset: 0;
    background: var(--cream);
    border-radius: 16px;
    opacity: 0.5;
    transition: opacity var(--transition-medium);
    pointer-events: none;
}

/* Device Text */
.device-text h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--blue-deep);
    font-style: italic;
    margin-bottom: var(--space-xs);
}

.device-text p {
    font-size: 1.25rem;
    color: var(--charcoal-soft);
    margin-bottom: var(--space-sm);
}

.device-reveal {
    color: var(--terracotta);
    font-size: 1.15rem;
}

/* ==========================================================================
   CTA / Footer Section
   ========================================================================== */

.cta-section {
    padding: var(--space-xl) var(--space-md) var(--space-lg);
    background: var(--charcoal);
    color: var(--cream);
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-date {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 5rem);
    font-weight: 700;
    font-style: italic;
    color: var(--terracotta-light);
    margin-bottom: var(--space-sm);
    line-height: 1;
}

.cta-headline {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-style: italic;
    margin-bottom: var(--space-sm);
    opacity: 0.9;
}

.cta-subtext {
    font-size: 1.1rem;
    opacity: 0.7;
    margin-bottom: var(--space-lg);
}

/* Subscribe Form */
.subscribe-form {
    max-width: 400px;
    margin: 0 auto var(--space-lg);
}

.form-group {
    display: flex;
    gap: 0;
    border-radius: 50px;
    overflow: hidden;
    background: var(--cream);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.email-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    background: transparent;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--charcoal);
    outline: none;
}

.email-input::placeholder {
    color: var(--charcoal-soft);
    opacity: 0.6;
}

.submit-btn {
    padding: 1rem 2rem;
    background: var(--terracotta);
    color: white;
    border: none;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast);
    position: relative;
}

.submit-btn:hover {
    background: var(--terracotta-light);
}

.btn-spinner {
    display: none;
    position: absolute;
    inset: 0;
    background: var(--terracotta);
    align-items: center;
    justify-content: center;
}

.htmx-request .btn-text {
    visibility: hidden;
}

.htmx-request .btn-spinner {
    display: flex;
}

.spinner-icon {
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Form Response */
.form-response {
    margin-top: var(--space-sm);
    min-height: 1.5rem;
}

.form-response .success {
    color: #4CAF50;
    font-size: 0.95rem;
}

.form-response .error {
    color: var(--terracotta-light);
    font-size: 0.95rem;
}

/* Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cream);
    opacity: 0.6;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    background: none;
    border: none;
    cursor: pointer;
}

.social-link:hover {
    opacity: 1;
    transform: scale(1.1);
}

.social-link svg {
    width: 24px;
    height: 24px;
}

/* Footer Bottom */
.footer-bottom {
    padding-top: var(--space-md);
    border-top: 1px solid rgba(253, 246, 227, 0.1);
}

.footer-bottom p {
    font-size: 0.85rem;
    opacity: 0.5;
    margin-bottom: 0.5rem;
}

.footer-bottom a {
    color: var(--terracotta-light);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.footer-bottom a:hover {
    opacity: 0.8;
}

.footer-credit {
    opacity: 0.7 !important;
}

.footer-legal {
    margin-top: var(--space-sm);
}

/* ==========================================================================
   Modal
   ========================================================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26, 26, 26, 0.85);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-medium), visibility var(--transition-medium);
    padding: var(--space-md);
}

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

.modal {
    background: var(--cream);
    border-radius: 16px;
    padding: var(--space-lg);
    max-width: 480px;
    width: 100%;
    position: relative;
    transform: translateY(20px) scale(0.95);
    transition: transform var(--transition-medium);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    width: 36px;
    height: 36px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--charcoal-soft);
    cursor: pointer;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--charcoal);
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--blue-deep);
    margin-bottom: var(--space-sm);
    padding-right: var(--space-md);
}

.modal-title span {
    color: var(--terracotta);
}

.modal-text {
    color: var(--charcoal-soft);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.modal-form .form-group {
    background: white;
    border: 1px solid rgba(30, 58, 95, 0.15);
}

.modal-form .submit-btn {
    white-space: nowrap;
    min-width: 80px;
    padding: 1rem 2rem;
}

/* ==========================================================================
   Scroll Reveal Animations
   ========================================================================== */

[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delays for benefit cards */
.benefit-card:nth-child(1) { transition-delay: 0s; }
.benefit-card:nth-child(2) { transition-delay: 0.15s; }
.benefit-card:nth-child(3) { transition-delay: 0.3s; }

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */

@media (max-width: 480px) {
    :root {
        --space-lg: 3rem;
        --space-xl: 5rem;
    }

    .countdown {
        gap: 0.25rem;
    }

    .countdown-item {
        min-width: 55px;
    }

    .countdown-separator {
        display: none;
    }

    .form-group {
        flex-direction: column;
        border-radius: 12px;
    }

    .email-input {
        text-align: center;
        border-radius: 12px 12px 0 0;
    }

    .submit-btn {
        border-radius: 0 0 12px 12px;
        padding: 1rem;
    }
}