:root {
    --primary: #1a1a1a;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: #fafafa;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

header {
    background: #fff;
    border-bottom: 1px solid #e0e0e0;
    padding: 1rem 0;
    margin-bottom: 2rem;
}

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

header h1 a {
    text-decoration: none;
    color: var(--primary);
    font-size: 1.25rem;
}

.header-logo {
    height: 2rem;
    vertical-align: middle;
}

nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
}

nav a {
    color: #555;
    text-decoration: none;
}

nav a:hover {
    color: var(--primary);
}

.btn-link {
    background: none;
    border: none;
    color: #555;
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0;
}

.btn-link:hover {
    color: var(--primary);
}

/* Auth */
.auth-container {
    max-width: 400px;
    margin-top: 15vh;
    text-align: center;
}

.auth-container h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

.auth-logo {
    height: 3rem;
    margin-bottom: 1rem;
}

.auth-container p {
    color: #666;
    margin-bottom: 1.5rem;
}

.auth-container form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

input[type="email"] {
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    outline: none;
}

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

button[type="submit"] {
    padding: 0.75rem 1rem;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
}

button[type="submit"]:hover {
    opacity: 0.85;
}

.success {
    color: #16a34a;
    margin-top: 1rem;
}

.error {
    color: #dc2626;
    margin-top: 1rem;
}

.waiting-hint {
    color: #888;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Verify page */
.verify-card {
    margin-top: 2rem;
    padding: 2rem;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
}

.verify-card p {
    color: #333;
    margin-bottom: 1.5rem;
}

.btn-primary {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
}

.btn-primary:hover {
    opacity: 0.85;
}

/* Approved page */
.approved-card {
    margin-top: 2rem;
}

.approved-icon {
    width: 3rem;
    height: 3rem;
    line-height: 3rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: #16a34a;
    color: #fff;
    font-size: 1.5rem;
    font-weight: bold;
}

.approved-card h2 {
    margin-bottom: 0.5rem;
}

.approved-card p {
    color: #666;
}

/* Projects */
.project-list {
    list-style: none;
}

.project-list li {
    padding: 1rem;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

.project-list a {
    text-decoration: none;
    color: var(--primary);
    font-weight: 500;
}

.project-list a:hover {
    text-decoration: underline;
}

/* Pages */
.page {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.page h3 {
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #eee;
}

.page-content {
    line-height: 1.8;
}

.page-content h1, .page-content h2, .page-content h3 {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
}

.page-content p {
    margin-bottom: 0.75rem;
}

.page-content code {
    background: #f3f3f3;
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    font-size: 0.9em;
}

.page-content pre {
    background: #f3f3f3;
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    margin-bottom: 0.75rem;
}

.page-content pre code {
    padding: 0;
    background: none;
}

.empty {
    color: #888;
    text-align: center;
    padding: 3rem 0;
}

/* Responsive images */
img {
    max-width: 100%;
    height: auto;
}

.page-content img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 0.5rem 0;
}

/* Contact form */
.contact-section {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
}

.contact-section h3 {
    margin-bottom: 1rem;
}

.contact-section textarea {
    width: 100%;
    min-height: 120px;
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.6;
    resize: vertical;
    outline: none;
}

.contact-section textarea:focus {
    border-color: var(--primary);
}

.contact-section button {
    margin-top: 0.75rem;
    padding: 0.75rem 2rem;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
}

.contact-section button:hover {
    opacity: 0.85;
}

.contact-success {
    color: #16a34a;
    padding: 1rem 0;
}

.contact-error {
    color: #dc2626;
    padding: 1rem 0;
}

/* Mobile responsive */
@media (max-width: 600px) {
    .container {
        padding: 0 0.75rem;
    }

    header {
        padding: 0.75rem 0;
        margin-bottom: 1rem;
    }

    .header-inner {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .auth-container {
        margin-top: 8vh;
        padding: 0 0.5rem;
    }

    .auth-container h1 {
        font-size: 1.5rem;
    }

    .page {
        padding: 1rem;
    }

    .page-content pre {
        font-size: 0.85em;
    }

    .contact-section {
        padding: 1rem;
    }
}