:root {
    color-scheme: light dark;
    --bg: #f5f0e8;
    --card: #fffaf1;
    --subtle: #f0e7d8;
    --text: #302b25;
    --muted: #71695e;
    --line: #ded1bf;
    --primary: #3d725f;
    --primary-dark: #315b4d;
    --danger: #a64d45;
    --shadow: 0 10px 28px rgba(55, 44, 30, 0.08);
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #171613;
        --card: #201e1a;
        --subtle: #2a2721;
        --text: #eee5d8;
        --muted: #b8ab9b;
        --line: #3a352e;
        --primary: #7ea891;
        --primary-dark: #95b9a5;
        --danger: #d07d74;
        --shadow: 0 10px 28px rgba(0, 0, 0, 0.24);
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    color: var(--text);
    font-family: 'Source Sans Pro', sans-serif;
    line-height: 1.8;
    background: var(--bg);
    min-height: 100vh;
}

a { color: inherit; }
code { color: var(--primary-dark); font-weight: 700; }

.page {
    width: min(1040px, calc(100% - 40px));
    margin: 0 auto;
    padding: 48px 0 80px;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(220px, 0.62fr);
    gap: 80px;
    align-items: center;
    margin-bottom: 80px;
}

.eyebrow {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    color: var(--muted);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 13px;
}

h1, h2 {
    font-family: 'Playfair Display', serif;
    line-height: 1.15;
    margin: 16px 0;
    font-weight: 700;
}

h1 { font-size: clamp(38px, 6vw, 64px); }
h2 { font-size: clamp(28px, 3.4vw, 38px); }

.lead {
    color: var(--muted);
    font-size: 18px;
    max-width: 680px;
}

.hero-card, .panel, .message-card, .login-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.hero-card {
    padding: 24px;
    background: var(--subtle);
    box-shadow: none;
}

.hero-card img {
    width: 100%;
    display: block;
    opacity: 0.86;
    filter: grayscale(0.18) saturate(0.82);
}

.toolbar {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: center;
    margin-bottom: 32px;
}

.stats {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 32px;
}

.stat {
    min-width: 150px;
    padding: 18px 20px;
    border-radius: 8px;
    background: var(--card);
    border: 1px solid var(--line);
}

.stat strong {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 34px;
    line-height: 1.2;
}

.actions { display: flex; flex-wrap: wrap; gap: 12px; }

button, .button {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 8px;
    padding: 12px 18px;
    font: 700 15px/1.4 'Source Sans Pro', sans-serif;
    cursor: pointer;
    text-decoration: none;
    color: #fff;
    background: var(--primary);
    transition: background 0.2s ease, border-color 0.2s ease;
}

button:hover, .button:hover { background: var(--primary-dark); }
.button.secondary, button.secondary {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--text);
}
.button.danger, button.danger { background: var(--danger); }

.panel { padding: 28px; margin-bottom: 80px; }
.endpoint {
    display: grid;
    gap: 12px;
    padding: 18px;
    border-radius: 8px;
    background: var(--subtle);
    border: 1px solid var(--line);
    color: var(--muted);
    word-break: break-all;
}

.messages { display: grid; gap: 18px; }
.message-card { padding: 24px; }
.message-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    color: var(--muted);
    font-size: 14px;
    margin-bottom: 14px;
}

.message-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 14px;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--subtle);
    color: var(--text);
    font-weight: 700;
    font-size: 13px;
}

.content { white-space: pre-wrap; font-size: 17px; }

.empty, .notice, .error {
    padding: 18px 20px;
    border-radius: 8px;
    border: 1px solid var(--line);
    background: var(--card);
}

.notice { color: var(--primary-dark); }
.error { color: var(--danger); }

.login-wrap {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 40px 20px;
}

.login-card {
    width: min(440px, 100%);
    padding: 34px;
}

label {
    display: block;
    margin: 24px 0 8px;
    color: var(--muted);
    font-weight: 700;
}

input {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 13px 14px;
    font: 600 16px/1.8 'Source Sans Pro', sans-serif;
    background: var(--bg);
    color: var(--text);
}

input:focus {
    outline: 2px solid color-mix(in srgb, var(--primary) 45%, transparent);
    outline-offset: 2px;
}

.full { width: 100%; margin-top: 18px; }

@media (max-width: 820px) {
    .page { width: min(100% - 28px, 1120px); padding-top: 32px; }
    .hero { grid-template-columns: 1fr; gap: 40px; margin-bottom: 80px; }
    .toolbar { align-items: flex-start; flex-direction: column; }
    .message-head { flex-direction: column; }
}