/* =========================================================
   Helpdesk — design tokens & components
   Typefaces: Fraunces (display) / Inter (body) / IBM Plex Mono (data)
   Palette: warm neutral canvas, deep teal accent, ticket-tracking motif
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
    --color-bg: #F5F6F2;
    --color-surface: #FFFFFF;
    --color-surface-sunken: #EEF0EA;
    --color-ink: #1F2523;
    --color-ink-soft: #5B6460;
    --color-border: #DEE2D9;

    --color-accent: #3B6E64;
    --color-accent-dark: #2A4F48;
    --color-accent-soft: #E4EDE9;

    --color-warn: #C98A2E;
    --color-warn-soft: #F6EADA;
    --color-progress: #2E6FA3;
    --color-progress-soft: #E1EAF3;
    --color-danger: #C1443C;
    --color-danger-soft: #F7E4E2;
    --color-success: #3B7A57;
    --color-success-soft: #E4EFE8;
    --color-hold: #7A6FB0;
    --color-hold-soft: #EBE8F5;
    --color-closed: #6B7280;
    --color-closed-soft: #E7E8EA;

    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-card: 0 1px 2px rgba(31,37,35,0.04), 0 4px 14px rgba(31,37,35,0.05);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-ink);
    font-size: 15px;
    line-height: 1.55;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    margin: 0 0 .5em;
    letter-spacing: -0.01em;
}
h1 { font-size: 1.9rem; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.1rem; }

a { color: var(--color-accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.mono { font-family: var(--font-mono); }

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* ---- App shell ------------------------------------------------- */

.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: 236px;
    flex-shrink: 0;
    background: var(--color-accent-dark);
    color: #E8EFEC;
    display: flex;
    flex-direction: column;
    padding: 20px 14px;
}
.sidebar .brand {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: #fff;
    display: flex;
    align-items: baseline;
    gap: 8px;
    padding: 4px 10px 20px;
}
.sidebar .brand .tag {
    font-family: var(--font-mono);
    font-size: .65rem;
    background: rgba(255,255,255,.12);
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: .04em;
}
.sidebar nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.sidebar nav .section-label {
    font-size: .7rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: rgba(232,239,236,.5);
    margin: 16px 10px 6px;
}
.sidebar nav a {
    color: #D9E4E0;
    padding: 9px 10px;
    border-radius: var(--radius-sm);
    font-size: .92rem;
    font-weight: 500;
    text-decoration: none;
}
.sidebar nav a:hover { background: rgba(255,255,255,.08); }
.sidebar nav a.active { background: rgba(255,255,255,.14); color: #fff; }
.sidebar .user-box {
    border-top: 1px solid rgba(255,255,255,.12);
    padding-top: 12px;
    margin-top: 12px;
    font-size: .85rem;
}
.sidebar .user-box .name { color: #fff; font-weight: 600; }
.sidebar .user-box .role { color: rgba(232,239,236,.6); font-size: .78rem; }
.sidebar .user-box a { display: block; margin-top: 6px; color: rgba(232,239,236,.75); font-size: .8rem; }

.main {
    flex: 1;
    min-width: 0;
    padding: 28px 36px 60px;
}
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 22px;
    flex-wrap: wrap;
}
.main-header p.subtitle { color: var(--color-ink-soft); margin: 4px 0 0; }

/* ---- Buttons ------------------------------------------------- */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: .88rem;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    line-height: 1;
    transition: background .12s ease, border-color .12s ease;
}
.btn-primary { background: var(--color-accent); color: #fff; }
.btn-primary:hover { background: var(--color-accent-dark); text-decoration: none; }
.btn-secondary { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-border); }
.btn-secondary:hover { border-color: var(--color-accent); text-decoration: none; }
.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover { background: #a8362f; text-decoration: none; }
.btn-sm { padding: 5px 10px; font-size: .8rem; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---- Cards / surfaces ------------------------------------------ */

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    padding: 22px;
}
.card + .card { margin-top: 16px; }
.card-title-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px 18px;
}
.stat-card .num { font-family: var(--font-display); font-size: 2rem; font-weight: 600; }
.stat-card .label { color: var(--color-ink-soft); font-size: .82rem; }

/* ---- Forms ------------------------------------------------- */

label { display: block; font-weight: 600; font-size: .85rem; margin-bottom: 5px; }
.field { margin-bottom: 16px; }
.field .hint { color: var(--color-ink-soft); font-size: .78rem; margin-top: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=datetime-local], input[type=search], input[type=tel],
select, textarea {
    width: 100%;
    font-family: var(--font-body);
    font-size: .92rem;
    padding: 9px 11px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-ink);
}
textarea { resize: vertical; min-height: 110px; }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}
.form-row { display: flex; gap: 14px; flex-wrap: wrap; }
.form-row > .field { flex: 1; min-width: 180px; }
.checkbox-row { display: flex; align-items: center; gap: 8px; }
.checkbox-row input { width: auto; }

/* ---- Tables ------------------------------------------------- */

table { width: 100%; border-collapse: collapse; font-size: .89rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--color-border); }
th { color: var(--color-ink-soft); font-weight: 600; font-size: .76rem; text-transform: uppercase; letter-spacing: .04em; }
tbody tr:hover { background: var(--color-surface-sunken); }
tbody tr { cursor: default; }
tr.clickable { cursor: pointer; }

/* ---- Badges / pills ------------------------------------------------- */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: .76rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 100px;
    white-space: nowrap;
}
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.badge-open { background: var(--color-accent-soft); color: var(--color-accent-dark); }
.badge-in_progress { background: var(--color-progress-soft); color: var(--color-progress); }
.badge-pending { background: var(--color-warn-soft); color: #8a5f1d; }
.badge-on_hold { background: var(--color-hold-soft); color: #4f4685; }
.badge-resolved { background: var(--color-success-soft); color: var(--color-success); }
.badge-closed { background: var(--color-closed-soft); color: var(--color-closed); }
.badge-overdue { background: var(--color-danger-soft); color: var(--color-danger); }

.ticket-number {
    font-family: var(--font-mono);
    font-size: .82rem;
    color: var(--color-ink-soft);
    background: var(--color-surface-sunken);
    padding: 1px 7px;
    border-radius: 4px;
}

/* ---- Alerts / flashes ------------------------------------------------- */

.alert { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: .88rem; }
.alert-success { background: var(--color-success-soft); color: var(--color-success); }
.alert-error { background: var(--color-danger-soft); color: var(--color-danger); }
.alert-info { background: var(--color-accent-soft); color: var(--color-accent-dark); }

/* ---- Ticket thread ------------------------------------------------- */

.thread-message {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
}
.thread-message.internal { border-color: #E3C77A; background: #FFFBF0; }
.thread-message .msg-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    background: var(--color-surface-sunken);
    font-size: .82rem;
}
.thread-message.internal .msg-head { background: #FBF2D6; }
.thread-message .msg-head .who { font-weight: 700; }
.thread-message .msg-body { padding: 14px 16px; white-space: pre-wrap; word-wrap: break-word; }
.thread-message .msg-attachments { padding: 0 16px 14px; display: flex; gap: 8px; flex-wrap: wrap; }
.attachment-chip {
    display: inline-flex; align-items: center; gap: 6px;
    background: var(--color-surface-sunken); border: 1px solid var(--color-border);
    padding: 4px 10px; border-radius: 100px; font-size: .78rem;
}

/* ---- Auth pages ------------------------------------------------- */

.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, var(--color-accent-dark), var(--color-accent) 65%);
    padding: 20px;
}
.auth-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 38px 34px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 60px rgba(0,0,0,.25);
}
.auth-card .brand-mark {
    font-family: var(--font-display);
    font-size: 1.6rem;
    margin-bottom: 4px;
}
.auth-card p.tagline { color: var(--color-ink-soft); margin: 0 0 24px; font-size: .9rem; }
.auth-links { margin-top: 18px; font-size: .85rem; text-align: center; color: var(--color-ink-soft); }

/* ---- Utility ------------------------------------------------- */

.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.mt-0 { margin-top: 0; }
.mt-16 { margin-top: 16px; }
.mb-0 { margin-bottom: 0; }
.text-soft { color: var(--color-ink-soft); }
.text-sm { font-size: .82rem; }
.empty-state { text-align: center; padding: 50px 20px; color: var(--color-ink-soft); }
.empty-state h3 { color: var(--color-ink); }

.timer-display { font-family: var(--font-mono); font-size: 1.1rem; font-weight: 500; }

.search-result-item {
    padding: 7px 10px;
    border: 1px solid var(--color-border);
    border-top: none;
    background: var(--color-surface);
    cursor: pointer;
    font-size: .85rem;
}
.search-result-item:first-child { border-top: 1px solid var(--color-border); }
.search-result-item:hover { background: var(--color-surface-sunken); }

@media (max-width: 860px) {
    .app-shell { flex-direction: column; }
    .sidebar { width: 100%; flex-direction: row; align-items: center; overflow-x: auto; }
    .sidebar nav { flex-direction: row; }
    .sidebar .user-box { display: none; }
    .main { padding: 20px; }
}