/* ===== JumpSeat Landing Page ===== */

:root {
    --bg: #020617;
    --surface: #0F172A;
    --text: #F9FAFB;
    --text-muted: #9CA3AF;
    --primary: #2563EB;
    --primary-dark: #1D4ED8;
    --accent: #F97316;
    --radius: 16px;
    --radius-pill: 999px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Open Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.kicker {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

/* ===== HEADER ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    background: linear-gradient(to bottom, var(--bg), transparent);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text);
}

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    padding: 120px 0 80px;
    position: relative;
    background:
        linear-gradient(to bottom, rgba(2,6,23,0.6) 0%, rgba(2,6,23,0.75) 50%, var(--bg) 100%),
        url('/images/hero-bg.jpg') center/cover no-repeat;
}

.hero .container {
    width: 100%;
}

.hero-sub {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-muted);
    margin-top: 1.25rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-features {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    color: var(--primary);
    margin-top: 1rem;
}

/* ===== WAITLIST FORMS ===== */
.hero-form {
    display: flex;
    gap: 0;
    max-width: 480px;
    margin: 2.5rem auto 0;
}

.hero-form input[type="email"] {
    flex: 1;
    padding: 16px 20px;
    font-size: 1rem;
    font-family: 'Open Sans', sans-serif;
    background: var(--surface);
    border: 1px solid rgba(255,255,255,0.1);
    border-right: none;
    border-radius: var(--radius-pill) 0 0 var(--radius-pill);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s;
}

.hero-form input[type="email"]:focus {
    border-color: var(--primary);
}

.hero-form input[type="email"]::placeholder {
    color: var(--text-muted);
}

.hero-form button {
    padding: 16px 28px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.2s;
}

.hero-form button:hover {
    background: var(--primary-dark);
}

.hero-form button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.social-proof {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.waitlist-count {
    color: var(--accent);
    font-weight: 600;
}

/* ===== PROBLEM ===== */
.problem {
    padding: 100px 0;
}

.problem-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.problem-text-col {
    text-align: left;
}

.problem-text {
    margin-top: 1.5rem;
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.8;
}

.problem-image-col img {
    width: 100%;
    border-radius: var(--radius);
    object-fit: cover;
    aspect-ratio: 16/10;
    opacity: 0.85;
}

/* ===== PILLARS ===== */
.pillars {
    padding: 100px 0;
    text-align: center;
}

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

.pillar-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 40px 28px;
    text-align: left;
    border: 1px solid rgba(255,255,255,0.05);
    transition: border-color 0.3s, transform 0.3s;
}

.pillar-card:hover {
    border-color: rgba(255,255,255,0.1);
    transform: translateY(-4px);
}

.pillar-icon {
    margin-bottom: 1.5rem;
}

.pillar-card p {
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
    padding: 100px 0;
    text-align: center;
    background: var(--surface);
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 3rem;
    text-align: left;
}

.step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.step p {
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===== AUDIENCE ===== */
.audience {
    padding: 100px 0;
    text-align: center;
}

.audience-grid {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    margin-top: 2.5rem;
}

.audience-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: var(--surface);
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255,255,255,0.05);
    font-weight: 600;
    font-size: 0.95rem;
}

.audience-note {
    margin-top: 2.5rem;
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== STATS ===== */
.stats {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.stats-bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(15,23,42,0.85), rgba(15,23,42,0.85)),
        url('/images/plane-terminal.jpg') center/cover no-repeat;
    z-index: 0;
}

.stats .container {
    position: relative;
    z-index: 1;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-number {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--text);
}

.stat-label {
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===== BOTTOM CTA ===== */
.cta-bottom {
    padding: 100px 0;
    text-align: center;
}

.cta-sub {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1rem;
}

.full-form .form-row {
    display: flex;
    gap: 12px;
    max-width: 720px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}

.full-form input,
.full-form select {
    padding: 14px 18px;
    font-size: 0.95rem;
    font-family: 'Open Sans', sans-serif;
    background: var(--surface);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-pill);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s;
}

.full-form input:focus,
.full-form select:focus {
    border-color: var(--primary);
}

.full-form input::placeholder {
    color: var(--text-muted);
}

.full-form input[type="email"] {
    flex: 1;
    min-width: 220px;
}

.full-form select {
    min-width: 180px;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%239CA3AF' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 36px;
}

.full-form select option {
    background: var(--surface);
    color: var(--text);
}

.full-form input[name="home_base"] {
    width: 140px;
    flex: none;
    text-transform: uppercase;
}

.full-form button {
    padding: 14px 32px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
}

.full-form button:hover {
    background: var(--primary-dark);
}

.full-form button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* ===== SUCCESS STATE ===== */
.success-message {
    text-align: center;
    padding: 20px;
}

.success-message p:first-child {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
}

.success-message .position {
    margin-top: 0.5rem;
    color: var(--accent);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

/* ===== FOOTER ===== */
.site-footer {
    padding: 60px 0 40px;
    border-top: 1px solid rgba(255,255,255,0.05);
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.app-badges {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 2rem;
}

.badge-placeholder {
    padding: 12px 24px;
    background: var(--surface);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

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

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--text);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .desktop-only {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: 140px 0 80px;
    }

    .hero-form {
        flex-direction: column;
        gap: 12px;
    }

    .hero-form input[type="email"] {
        border-right: 1px solid rgba(255,255,255,0.1);
        border-radius: var(--radius-pill);
    }

    .hero-form button {
        border-radius: var(--radius-pill);
    }

    .problem-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

    .problem-image-col img {
        max-height: 260px;
    }

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

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

    .steps {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }

    .step-number {
        margin-left: auto;
        margin-right: auto;
    }

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

    .audience-grid {
        gap: 12px;
    }

    .audience-item {
        padding: 12px 18px;
        font-size: 0.85rem;
    }

    .full-form .form-row {
        flex-direction: column;
    }

    .full-form input[name="home_base"] {
        width: 100%;
    }

    .app-badges {
        flex-direction: column;
        align-items: center;
    }
}