* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Roboto, Arial, sans-serif;
    background: #0f172a;
    color: #e2e8f0;
}

.navbar {
    background: #111827;
    border-bottom: 1px solid #1f2937;
}

.navbar-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-size: 1.4rem;
    font-weight: bold;
    color: #f8fafc;
    text-decoration: none;
}

.brand span {
    color: #38bdf8;
}

nav {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-pill {
    background: #1e293b;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.9rem;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
}

.btn-primary {
    background: #38bdf8;
    color: #0f172a;
}

.btn-ghost {
    background: transparent;
    color: #e2e8f0;
    border: 1px solid #334155;
}

main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 24px;
}

.hero {
    text-align: center;
    padding: 40px 0 60px;
}

.hero h1 {
    font-size: 3rem;
    margin: 0 0 8px;
    color: #f8fafc;
}

.tagline {
    font-size: 1.3rem;
    color: #38bdf8;
    margin: 0 0 8px;
}

.meta {
    color: #94a3b8;
    margin: 0 0 24px;
}

.description {
    max-width: 640px;
    margin: 0 auto 32px;
    line-height: 1.6;
    color: #cbd5e1;
}

.welcome-msg {
    color: #4ade80;
    font-weight: 600;
}

.section {
    margin-bottom: 48px;
}

.section h2 {
    color: #f8fafc;
    border-bottom: 1px solid #1f2937;
    padding-bottom: 8px;
    margin-bottom: 20px;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.card {
    background: #1e293b;
    border-radius: 12px;
    padding: 20px;
    border: 1px solid #334155;
}

.card h3 {
    margin: 8px 0;
    color: #f8fafc;
}

.card p {
    margin: 4px 0;
    color: #94a3b8;
}

.badge {
    display: inline-block;
    background: #0369a1;
    color: #e0f2fe;
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 999px;
}

.role {
    color: #38bdf8 !important;
}

.api-list {
    list-style: none;
    padding: 0;
}

.api-list li {
    margin-bottom: 8px;
}

.api-list code {
    background: #1e293b;
    padding: 6px 12px;
    border-radius: 6px;
    color: #4ade80;
}

.login-section {
    display: flex;
    justify-content: center;
    padding: 40px 0;
}

.login-box {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 16px;
    padding: 32px;
    width: 100%;
    max-width: 380px;
}

.login-box h2 {
    margin-top: 0;
    color: #f8fafc;
}

.hint {
    color: #94a3b8;
    font-size: 0.85rem;
}

.hint code {
    color: #38bdf8;
}

.login-box form {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.login-box label {
    font-size: 0.85rem;
    color: #cbd5e1;
    margin-top: 8px;
}

.login-box input {
    background: #0f172a;
    border: 1px solid #334155;
    border-radius: 8px;
    padding: 10px 12px;
    color: #e2e8f0;
}

.login-box button {
    margin-top: 20px;
}

.error {
    background: #7f1d1d;
    color: #fecaca;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.9rem;
}

.footer {
    text-align: center;
    color: #64748b;
    padding: 24px 0;
    font-size: 0.85rem;
}