:root {
    --bg: #f4f5f7;
    --card: #ffffff;
    --ink: #1d2129;
    --ink-soft: #5b6472;
    --line: #e3e6ea;
    --accent: #2f6feb;
    --accent-ink: #ffffff;
    --ok-bg: #e7f6ec; --ok-ink: #1f7a3d;
    --err-bg: #fdecec; --err-ink: #b42318;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background: var(--card);
    border-bottom: 1px solid var(--line);
}

.brand { font-weight: 700; text-decoration: none; color: var(--ink); }

.content { max-width: 820px; margin: 24px auto; padding: 0 16px; }

.flash {
    max-width: 820px;
    margin: 16px auto 0;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 14px;
}
.flash--success { background: var(--ok-bg); color: var(--ok-ink); }
.flash--error { background: var(--err-bg); color: var(--err-ink); }

.widget {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 18px 20px;
}

.widget__head { display: flex; flex-direction: column; gap: 2px; margin-bottom: 12px; }
.widget__head h2 { margin: 0; font-size: 17px; display: flex; align-items: center; gap: 10px; }
.widget__meta { margin: 0; font-size: 12px; color: var(--ink-soft); }

.badge {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    background: #eaf1fe;
    padding: 2px 8px;
    border-radius: 999px;
}

.empty { color: var(--ink-soft); }

.mail-list { list-style: none; margin: 0; padding: 0; }

.mail {
    display: flex;
    gap: 14px;
    justify-content: space-between;
    padding: 12px 0;
    border-top: 1px solid var(--line);
}
.mail:first-child { border-top: none; }

.mail__from { font-weight: 600; }
.mail__subject { margin-top: 1px; }
.mail__snippet { margin-top: 3px; font-size: 13px; color: var(--ink-soft); }
.clip { margin-left: 4px; }

.mail__side { text-align: right; white-space: nowrap; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.mail__date { font-size: 12px; color: var(--ink-soft); }
.mail__actions { display: flex; gap: 6px; }

.btn {
    font: inherit;
    font-size: 13px;
    padding: 5px 10px;
    border-radius: 7px;
    border: 1px solid var(--line);
    background: #fff;
    cursor: pointer;
}
.btn--ghost:hover { background: var(--bg); }
.btn--primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); width: 100%; padding: 9px; font-size: 15px; }

.link-btn { background: none; border: none; color: var(--accent); cursor: pointer; font: inherit; }
.logout-form { margin: 0; }

.auth-card {
    max-width: 360px;
    margin: 8vh auto 0;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 28px;
}
.auth-card h1 { margin: 0 0 4px; font-size: 20px; }
.auth-card__hint { margin: 0 0 20px; font-size: 13px; color: var(--ink-soft); }

.auth-form { display: flex; flex-direction: column; gap: 14px; }
.auth-form label { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--ink-soft); }
.auth-form input {
    font: inherit;
    padding: 9px 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
}

.trace { background: #f0f1f3; padding: 12px; border-radius: 8px; font-size: 12px; overflow-x: auto; }

@media (max-width: 560px) {
    .mail { flex-direction: column; }
    .mail__side { align-items: flex-start; text-align: left; }
}