/* Self-hosted Roboto variable font */
@font-face {
    font-family: 'Roboto';
    src: url('../fonts/roboto.woff2') format('woff2');
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

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

body {
    font-family: 'Roboto', sans-serif;
    font-weight: 400;
    color: #e2e8f0;
    background: #0f172a;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: #4ade80;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.header {
    padding: 1.25rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.btn-signin {
    padding: 0.5rem 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.5rem;
    color: #fff;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s, border-color 0.2s;
}

.btn-signin:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.35);
    text-decoration: none;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    text-decoration: none;
}

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

.logo-text {
    font-size: 1.375rem;
    font-weight: 700;
    color: #fff;
}

/* Hero */
.hero {
    padding: 6rem 0 4rem;
    text-align: center;
}

.hero h1 {
    font-size: 2.75rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #94a3b8;
    max-width: 620px;
    margin: 0 auto 2.5rem;
}

/* Beta badge */
.beta-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    border: 1px solid rgba(74, 222, 128, 0.3);
    border-radius: 2rem;
    background: rgba(74, 222, 128, 0.08);
    color: #4ade80;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    margin-bottom: 2rem;
}

.signup-heading {
    color: #94a3b8;
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

/* Signup form */
.signup-form-wrap {
    max-width: 480px;
    margin: 0 auto;
}

.form-row {
    display: flex;
    gap: 0.5rem;
}

.form-row input[type="email"] {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

.form-row input[type="email"]:focus {
    border-color: #4ade80;
}

.form-row input[type="email"]::placeholder {
    color: #64748b;
}

.btn-primary {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    background: linear-gradient(135deg, #4ade80, #15803d);
    color: #fff;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    transition: opacity 0.2s;
}

.btn-primary:hover {
    opacity: 0.9;
}

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

.consent-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: #94a3b8;
    text-align: left;
}

.consent-label input[type="checkbox"] {
    margin-top: 0.2rem;
    accent-color: #4ade80;
}

.signup-message {
    margin-top: 0.75rem;
    font-size: 0.9rem;
    min-height: 1.4em;
}

.signup-message.success {
    color: #4ade80;
}

.signup-message.error {
    color: #f87171;
}

/* Section headings */
.section-heading {
    text-align: center;
    font-size: 1.75rem;
    color: #fff;
    margin-bottom: 2rem;
}

/* Deployment options */
.options {
    padding: 4rem 0 2rem;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.option-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.75rem;
    padding: 2.5rem 2rem;
    text-align: center;
}

.option-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    color: #4ade80;
}

.option-card h3 {
    font-size: 1.35rem;
    color: #fff;
    margin-bottom: 0.5rem;
}

.option-desc {
    font-size: 1rem;
    color: #94a3b8;
    margin-bottom: 1.5rem;
}

.option-list {
    list-style: none;
    text-align: left;
    padding: 0;
}

.option-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.65rem;
    font-size: 0.95rem;
    color: #cbd5e1;
}

.option-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.45em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4ade80;
}

/* Features */
.features {
    padding: 4rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.75rem;
    padding: 2rem 1.5rem;
    text-align: center;
}

.feature-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    color: #4ade80;
}

.feature-card h3 {
    font-size: 1.15rem;
    color: #fff;
    margin-bottom: 0.5rem;
}

.feature-card p {
    font-size: 0.95rem;
    color: #94a3b8;
}

/* Preview placeholder */
.preview {
    padding: 3rem 0 5rem;
}

.preview-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    height: 320px;
    border: 2px dashed rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    color: #64748b;
    font-size: 1.1rem;
}

.preview-logo {
    width: 64px;
    height: 64px;
    opacity: 0.4;
}

/* Footer */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 2rem 0;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: #64748b;
}

/* Privacy page */
.privacy {
    padding: 4rem 0;
}

.privacy h1 {
    font-size: 2rem;
    color: #fff;
    margin-bottom: 0.5rem;
}

.privacy .updated {
    color: #64748b;
    margin-bottom: 2rem;
}

.privacy h2 {
    font-size: 1.35rem;
    color: #fff;
    margin: 2rem 0 0.75rem;
}

.privacy h3 {
    font-size: 1.1rem;
    color: #e2e8f0;
    margin: 1.25rem 0 0.5rem;
}

.privacy p, .privacy li {
    color: #cbd5e1;
    margin-bottom: 0.5rem;
}

.privacy ul {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        padding: 4rem 0 3rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.05rem;
    }

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

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

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .preview-box {
        height: 200px;
    }

    .footer-inner {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}