:root {
    --bg-primary: #0a0a0b;
    --bg-secondary: #141416;
    --bg-card: #1a1a1d;
    --text-primary: #f0f0f0;
    --text-secondary: #888;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --error: #ef4444;
    --success: #22c55e;
    --border: #2a2a2d;
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 420px;
    padding: 2rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
}

h1 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-align: center;
}

.subtitle {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

input[type="email"],
input[type="password"],
input[type="text"],
input[type="date"],
input[type="time"] {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.2s;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
}

textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
    transition: border-color 0.2s;
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

.btn {
    display: inline-block;
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: background 0.2s;
    margin-top: 0.5rem;
}

.btn:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
}

.errors {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
}

.errors li {
    color: var(--error);
    font-size: 0.875rem;
    margin-left: 1rem;
}

.link-text {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.link-text a {
    color: var(--accent);
    text-decoration: none;
}

.link-text a:hover {
    text-decoration: underline;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.nav-brand {
    font-weight: 600;
    font-size: 1.1rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 1.5rem;
    font-size: 0.9rem;
}

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

.user-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
}