@font-face {
    font-family: 'Basier Circle';
    src: url('/fonts/BasierCircleMono-Regular.otf');
    src: url('/fonts/BasierCircleMono-Regular.ttf') format('truetype');
    font-weight: 400;
    font-display: swap;
}

/* ── Reset ──────────────────────────────────────────────────────────────────── */

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

/* ── Custom Properties ──────────────────────────────────────────────────────── */

:root {
    --color-background: #ffffff;
    --color-background-secondary: #f5f5f5;
    --color-surface: #ffffff;
    --color-text: #0a0a0a;
    --color-text-secondary: #757474;
    --color-text-muted: rgba(0, 0, 0, 0.65);
    --color-text-inactive: #585858;
    --color-border: #dbdbdb;
    --color-border-subtle: #e5e5e5;
    --color-accent: #f97316;
    --color-accent-hover: #fb923c;
    --color-form-bg: #ffffff;
    --color-form-ring: #dbdbdb;
    --color-form-ring-focus: #0a0a0a;
    --color-btn-bg: #141311;
    --color-btn-text: #ffffff;
    --color-banner-bg: #f6f6f7;
    --color-banner-link-bg: #efeff1;
    --color-banner-link-hover: #e4e4e4;
    --color-badge-bg: #e3e3e6;
    --color-badge-border: #e3e3e6;
    --color-badge-text: #8e8e93;
    --color-footer: #a3a3a3;
    --icon-bg: #000000;
    --icon-fg: #ffffff;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-background: #0a0a0b;
        --color-background-secondary: #171717;
        --color-surface: #1a1a1a;
        --color-text: #fafafa;
        --color-text-secondary: #a3a3a3;
        --color-text-muted: rgba(255, 255, 255, 0.55);
        --color-text-inactive: rgba(255, 255, 255, 0.35);
        --color-border: #2a2a2d;
        --color-border-subtle: #262626;
        --color-accent: #fb923c;
        --color-accent-hover: #f97316;
        --color-form-bg: #2a2a2d;
        --color-form-ring: #3a3a3d;
        --color-form-ring-focus: rgba(255, 255, 255, 0.4);
        --color-btn-bg: #ffffff;
        --color-btn-text: #0a0a08;
        --color-banner-bg: #1d1d1d;
        --color-banner-link-bg: #2a2a2d;
        --color-banner-link-hover: #3a3a3d;
        --color-badge-bg: #2a2a2d;
        --color-badge-border: #3a3a3d;
        --color-badge-text: #8e8e93;
        --color-footer: #b3b3b8;
        --icon-bg: #ffffff;
        --icon-fg: #000000;
    }
}

/* ── Base ───────────────────────────────────────────────────────────────────── */

html {
    scrollbar-width: thin;
    scrollbar-color: gray transparent;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-feature-settings: "liga" off;
    background-color: var(--color-background);
    color: var(--color-text);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.2s ease, color 0.2s ease;
}

*,
*::before,
*::after {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.app-icon rect,
.app-icon path {
    transition: fill 0.2s ease;
}

main {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 24px 32px;
}

/* ── Hero ───────────────────────────────────────────────────────────────────── */

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 640px;
    margin-top: 56px;
    animation: fadeInUp 0.6s ease-out both;
}

.icon-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.badge {
    display: inline-block;
    background-color: var(--color-badge-bg);
    border: 0.5px solid var(--color-badge-border);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    color: var(--color-badge-text);
    padding: 3px 7px;
}

/* ── Headlines ──────────────────────────────────────────────────────────────── */

.headline-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    margin-top: 20px;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

h1 {
    text-align: center;
    font-size: 22px;
    line-height: 28px;
    letter-spacing: 0.4px;
    font-weight: 700;
}

.subtitle {
    text-align: center;
    font-size: 15px;
    line-height: 20px;
    color: var(--color-text-muted);
    font-weight: 400;
}

/* ── Waitlist ───────────────────────────────────────────────────────────────── */

.waitlist-section {
    margin-top: 48px;
    width: 100%;
    max-width: 448px;
    text-align: center;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.waitlist-section h2 {
    font-size: 17px;
    font-weight: 600;
    letter-spacing: -0.025em;
    color: #000000;
}

@media (prefers-color-scheme: dark) {
    .waitlist-section h2 {
        color: #ffffff;
    }
}

.waitlist-description {
    margin-top: 12px;
    margin-bottom: 32px;
    font-size: 15px;
    line-height: 20px;
    color: var(--color-text-muted);
    font-weight: 400;
}

.form-group {
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 16px;
    background-color: var(--color-form-bg);
    padding: 6px;
    box-shadow: inset 0 0 0 1px var(--color-form-ring);
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group:focus-within {
    box-shadow: inset 0 0 0 1px var(--color-form-ring-focus);
}

.form-group input[type="email"] {
    flex: 1;
    min-width: 0;
    background: transparent;
    border: none;
    padding: 12px 16px;
    font-size: 16px;
    font-family: inherit;
    color: #0a0a08;
    outline: none;
}

@media (prefers-color-scheme: dark) {
    .form-group input[type="email"] {
        color: #ffffff;
    }
}

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

.form-group button {
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 12px;
    background-color: var(--color-btn-bg);
    color: var(--color-btn-text);
    padding: 12px 20px;
    font-size: 16px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: opacity 0.2s;
    white-space: nowrap;
}

.form-group button:hover {
    opacity: 0.9;
}

.form-group button:active {
    transform: scale(0.98);
}

.form-group button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.form-error {
    display: none;
    margin-top: 12px;
    padding: 0 16px;
    text-align: left;
    font-size: 12px;
    color: #dc2626;
}

@media (prefers-color-scheme: dark) {
    .form-error {
        color: #f87171;
    }
}

/* ── Spinner ────────────────────────────────────────────────────────────────── */

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top-color: var(--color-btn-text);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* ── Banner ─────────────────────────────────────────────────────────────────── */

.banner {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    background-color: var(--color-banner-bg);
    border-radius: 16px;
    padding: 16px 20px;
    margin-top: 48px;
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.banner-img {
    flex-shrink: 0;
    border-radius: 10px;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.banner-img:hover {
    transform: rotate(-12deg) scale(1.04);
}

.banner-title {
    font-size: 13px;
    font-weight: 600;
    color: #000000;
}

@media (prefers-color-scheme: dark) {
    .banner-title {
        color: #ffffff;
    }
}

.banner-subtitle {
    font-size: 13px;
    color: rgba(0, 0, 0, 0.55);
    margin-top: 2px;
}

.banner-subtitle a {
    color: rgba(0, 0, 0, 0.55);
    text-decoration: none;
    font-weight: 500;
    background-color: var(--color-banner-link-bg);
    border-radius: 4px;
    padding: 3px 3px;
    transition: background-color 0.03s, color 0.03s;
}

.banner-subtitle a:hover {
    background-color: var(--color-banner-link-hover);
    color: var(--color-text);
    text-decoration: underline;
}

@media (prefers-color-scheme: dark) {
    .banner-subtitle {
        color: rgba(255, 255, 255, 0.45);
    }
    .banner-subtitle a {
        color: rgba(255, 255, 255, 0.45);
    }
}

/* ── Footer ─────────────────────────────────────────────────────────────────── */

footer {
    margin-top: 24px;
    text-align: center;
    font-family: 'Basier Circle', sans-serif;
    font-size: 11px;
    color: var(--color-footer);
}

/* ── Success Overlay ────────────────────────────────────────────────────────── */

.success-overlay {
    position: fixed;
    inset: 0;
    background-color: var(--color-background);
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.success-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

.success-overlay main {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 0 24px;
    overflow: hidden;
}

.success-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: fadeInUp 0.6s ease-out both;
}

.success-badge {
    width: 206px;
    height: 400px;
}

.success-content h2 {
    margin-top: 40px;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.success-content p {
    margin-top: 12px;
    max-width: 384px;
    text-align: center;
    font-size: 15px;
    line-height: 20px;
    color: var(--color-text-muted);
    font-weight: 400;
}

.success-overlay footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding-bottom: 24px;
}

/* ── Animations ─────────────────────────────────────────────────────────────── */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Desktop ────────────────────────────────────────────────────────────────── */

@media (min-width: 768px) {
    main {
        justify-content: center;
        padding: 64px 24px 0;
    }

    .hero {
        margin-top: 0;
    }

    h1 {
        font-size: 34px;
        line-height: 41px;
    }

    .headline-group {
        gap: 19px;
        margin-top: 32px;
    }

    .subtitle {
        font-size: 16px;
        line-height: 21px;
    }

    .waitlist-description {
        font-size: 16px;
        line-height: 21px;
    }

    .banner {
        max-width: 582px;
        margin-top: 100px;
    }

    .success-badge {
        width: 206px;
        height: 400px;
    }

    .success-content p {
        font-size: 16px;
        line-height: 21px;
    }

    footer {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        margin-top: 0;
        padding-bottom: 24px;
    }
}