/* ==========================================================================
   Qurly — design system
   ========================================================================== */

@font-face {
    font-family: "Shabnam";
    src: url("/assets/fonts/Shabnam.ttf") format("truetype");
    font-weight: 400 700;
    font-display: swap;
}
@font-face {
    font-family: "Vazir";
    src: url("/assets/fonts/Vazir.ttf") format("truetype");
    font-weight: 400 700;
    font-display: swap;
}

:root {
    --font: "Shabnam", "Vazir", system-ui, "Segoe UI", Tahoma, sans-serif;

    /* Light theme */
    --bg: #f4f6fb;
    --bg-grad-1: #eef2ff;
    --bg-grad-2: #f4f6fb;
    --surface: #ffffff;
    --surface-2: #f8fafc;
    --border: #e5e7eb;
    --border-strong: #d1d5db;
    --text: #0f172a;
    --text-muted: #64748b;
    --text-faint: #94a3b8;
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-soft: #eef2ff;
    --accent: #06b6d4;
    --success: #059669;
    --success-soft: #ecfdf5;
    --danger: #dc2626;
    --danger-soft: #fef2f2;
    --warn: #d97706;
    --warn-soft: #fffbeb;
    --info-soft: #eff6ff;
    --shadow: 0 1px 3px rgba(15, 23, 42, .06), 0 8px 24px rgba(15, 23, 42, .06);
    --shadow-lg: 0 10px 40px rgba(79, 70, 229, .12);
    --radius: 16px;
    --radius-sm: 10px;
    --ring: rgba(79, 70, 229, .25);
}

:root[data-theme="dark"],
html[data-theme="dark"] {
    --bg: #0b1020;
    --bg-grad-1: #111a33;
    --bg-grad-2: #0b1020;
    --surface: #131a2e;
    --surface-2: #0f1626;
    --border: #253049;
    --border-strong: #334063;
    --text: #e5e9f5;
    --text-muted: #9aa6c2;
    --text-faint: #6b7794;
    --primary: #6366f1;
    --primary-hover: #818cf8;
    --primary-soft: #1c2542;
    --accent: #22d3ee;
    --success: #34d399;
    --success-soft: #0e2b23;
    --danger: #f87171;
    --danger-soft: #2c1618;
    --warn: #fbbf24;
    --warn-soft: #2a2210;
    --info-soft: #10203a;
    --shadow: 0 1px 3px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .35);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, .5);
    --ring: rgba(99, 102, 241, .35);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg: #0b1020;
        --bg-grad-1: #111a33;
        --bg-grad-2: #0b1020;
        --surface: #131a2e;
        --surface-2: #0f1626;
        --border: #253049;
        --border-strong: #334063;
        --text: #e5e9f5;
        --text-muted: #9aa6c2;
        --text-faint: #6b7794;
        --primary: #6366f1;
        --primary-hover: #818cf8;
        --primary-soft: #1c2542;
        --accent: #22d3ee;
        --success: #34d399;
        --success-soft: #0e2b23;
        --danger: #f87171;
        --danger-soft: #2c1618;
        --warn: #fbbf24;
        --warn-soft: #2a2210;
        --info-soft: #10203a;
        --shadow: 0 1px 3px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .35);
        --shadow-lg: 0 10px 40px rgba(0, 0, 0, .5);
        --ring: rgba(99, 102, 241, .35);
    }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    background-image: radial-gradient(1200px 600px at 100% -10%, var(--bg-grad-1), transparent 60%),
                      radial-gradient(900px 500px at -10% 10%, var(--bg-grad-1), transparent 55%);
    background-attachment: fixed;
    line-height: 1.7;
    font-size: 16px;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }

h1, h2, h3 { line-height: 1.35; margin: 0 0 .6em; font-weight: 700; }
p { margin: 0 0 1em; }

.container { max-width: 1080px; margin-inline: auto; padding: 0 20px; }
.container.narrow { max-width: 560px; }
.muted { color: var(--text-muted); }
.center { text-align: center; }
.mono, [dir="ltr"].mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

/* ------------------------------ Header ---------------------------------- */
.site-header {
    position: sticky; top: 0; z-index: 50;
    backdrop-filter: saturate(1.4) blur(10px);
    background: color-mix(in srgb, var(--surface) 80%, transparent);
    border-bottom: 1px solid var(--border);
}
.site-header .container {
    display: flex; align-items: center; justify-content: space-between;
    height: 64px; gap: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.25rem; color: var(--text); }
.brand .logo { width: 36px; height: 36px; display: block; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
    color: var(--text-muted); padding: 8px 12px; border-radius: 10px; font-weight: 600; font-size: .95rem;
}
.nav a:hover { color: var(--text); background: var(--surface-2); }
.theme-toggle {
    width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--border);
    background: var(--surface); color: var(--text); cursor: pointer; font-size: 1.1rem;
    display: grid; place-items: center;
}
.theme-toggle:hover { background: var(--surface-2); }

/* ------------------------------ Hero ------------------------------------ */
.hero { text-align: center; padding: 48px 0 8px; }
.hero h1 {
    font-size: clamp(1.8rem, 5vw, 2.8rem);
    letter-spacing: -.02em;
    background: linear-gradient(120deg, var(--text), var(--primary));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p { color: var(--text-muted); font-size: 1.1rem; max-width: 620px; margin-inline: auto; }

/* ------------------------------ Card ------------------------------------ */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px;
}
.card.elevate { box-shadow: var(--shadow-lg); }

/* ------------------------------ Tabs ------------------------------------ */
.tabs { display: flex; gap: 6px; padding: 6px; background: var(--surface-2); border-radius: 14px; margin-bottom: 20px; }
.tab {
    flex: 1; text-align: center; padding: 12px; border-radius: 10px; cursor: pointer;
    font-weight: 700; color: var(--text-muted); border: none; background: transparent; font-family: inherit; font-size: 1rem;
    display: flex; align-items: center; justify-content: center; gap: 8px;
}
.tab.active { background: var(--surface); color: var(--primary); box-shadow: var(--shadow); }

/* ------------------------------ Forms ----------------------------------- */
label { display: block; font-weight: 600; margin: 14px 0 6px; font-size: .95rem; }
input[type="text"], input[type="password"], input[type="url"], input[type="email"],
input[type="tel"], input[type="search"], input[type="number"],
input[type="datetime-local"], textarea, select {
    width: 100%; padding: 13px 14px; font-family: inherit; font-size: 1rem;
    color: var(--text); background: var(--surface-2);
    border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
    transition: border-color .15s, box-shadow .15s; outline: none;
}
input:focus, textarea:focus, select:focus {
    border-color: var(--primary); box-shadow: 0 0 0 4px var(--ring);
}
textarea { min-height: 150px; resize: vertical; line-height: 1.6; }
input::placeholder, textarea::placeholder { color: var(--text-faint); }

.input-lg { padding: 16px; font-size: 1.05rem; }
.field-hint { font-size: .82rem; color: var(--text-faint); margin-top: 5px; }

/* Prefix + input, always laid out left-to-right (it shows a URL). */
.input-group { display: flex; direction: ltr; }
.input-group .prefix {
    display: flex; align-items: center; padding: 0 14px; background: var(--surface-2);
    border: 1px solid var(--border-strong); border-right: none;
    color: var(--text-muted); font-size: .92rem; white-space: nowrap;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.input-group input {
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0; flex: 1; min-width: 0; text-align: left;
}
.input-group:focus-within .prefix { border-color: var(--primary); }

/* Advanced options */
.options { margin-top: 8px; border-top: 1px dashed var(--border); padding-top: 6px; }
.options > summary {
    cursor: pointer; font-weight: 700; color: var(--text-muted); padding: 12px 2px; list-style: none;
    display: flex; align-items: center; gap: 8px;
}
.options > summary::-webkit-details-marker { display: none; }
.options > summary::before { content: "⚙️"; }
.options[open] > summary { color: var(--text); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.switch-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; }
.switch-row .switch-label { font-weight: 600; }
.switch-row .switch-desc { font-size: .82rem; color: var(--text-faint); font-weight: 400; }
.switch { position: relative; width: 46px; height: 26px; flex: none; }
.switch input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.switch .track {
    position: absolute; inset: 0; background: var(--border-strong); border-radius: 999px; transition: .2s;
}
.switch .track::before {
    content: ""; position: absolute; top: 3px; inset-inline-start: 3px; width: 20px; height: 20px;
    background: #fff; border-radius: 50%; transition: .2s;
}
.switch input:checked + .track { background: var(--primary); }
.switch input:checked + .track::before { transform: translateX(-20px); }
[dir="ltr"] .switch input:checked + .track::before { transform: translateX(20px); }

/* ------------------------------ Buttons --------------------------------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 18px; border-radius: var(--radius-sm); border: 1px solid var(--border-strong);
    background: var(--surface); color: var(--text); font-family: inherit; font-weight: 700; font-size: 1rem;
    cursor: pointer; text-decoration: none; position: relative;
    transition: transform .2s cubic-bezier(.34,1.4,.5,1), background-color .18s ease, box-shadow .2s ease, border-color .18s ease, color .18s ease, filter .18s ease;
}
/* Secondary (outline) buttons */
.btn:not(.btn-primary):not(.btn-danger):hover {
    background: var(--primary-soft); border-color: var(--primary); color: var(--primary);
    transform: translateY(-2px); box-shadow: 0 6px 16px rgba(124, 92, 255, .16);
}
.btn:active { transform: translateY(0) scale(.98); box-shadow: none; }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 4px var(--ring); }

/* Primary — brand purple gradient */
.btn-primary {
    background-image: linear-gradient(135deg, #7c3aed 0%, #6366f1 55%, #8b5cf6 100%);
    background-size: 200% 200%; background-position: 0% 50%;
    color: #fff; border-color: transparent; box-shadow: 0 8px 22px rgba(124, 58, 237, .30);
}
.btn-primary:hover {
    color: #fff; border-color: transparent;
    background-image: linear-gradient(135deg, #6d28d9 0%, #4f46e5 55%, #7c3aed 100%);
    background-position: 100% 50%;
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(109, 40, 217, .42);
}
.btn-primary:active { transform: translateY(0) scale(.985); box-shadow: 0 6px 16px rgba(109, 40, 217, .35); }

.btn-block { width: 100%; }
.btn-lg { padding: 15px 22px; font-size: 1.05rem; }

.btn-danger { color: #fff; background: var(--danger); border-color: transparent; }
.btn-danger:hover {
    color: #fff; background: #b91c1c; border-color: transparent;
    transform: translateY(-2px); box-shadow: 0 10px 22px rgba(220, 38, 38, .32);
}
.btn-danger:active { transform: translateY(0) scale(.98); }

.btn-sm { padding: 7px 12px; font-size: .85rem; }
.btn-sm:hover { transform: translateY(-1px); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; box-shadow: none; filter: grayscale(.2); }

/* ------------------------------ Alerts ---------------------------------- */
.alert { padding: 13px 16px; border-radius: var(--radius-sm); margin-bottom: 14px; font-weight: 600; font-size: .95rem; }
.alert-error { background: var(--danger-soft); color: var(--danger); }
.alert-success { background: var(--success-soft); color: var(--success); }
.alert-warn { background: var(--warn-soft); color: var(--warn); }
.alert-info { background: var(--info-soft); color: var(--primary); }

/* ------------------------------ Result ---------------------------------- */
.result { margin-top: 22px; }
.result-url {
    display: flex; align-items: center; gap: 10px; background: var(--surface-2);
    border: 1px dashed var(--primary); border-radius: var(--radius-sm); padding: 6px 6px 6px 14px;
}
.result-url .u { flex: 1; font-size: 1.1rem; font-weight: 700; color: var(--primary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; direction: ltr; text-align: left; }
.result-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.qr-box { display: flex; justify-content: center; margin-top: 18px; }
.qr-box canvas, .qr-box img { background: #fff; padding: 10px; border-radius: 12px; box-shadow: var(--shadow); }

.copy-btn { flex: none; }
.copied-flash { color: var(--success) !important; }

/* ------------------------------ Feature cards --------------------------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 40px 0; }
.feature { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.feature .ico { font-size: 1.8rem; margin-bottom: 8px; }
.feature h3 { font-size: 1.05rem; margin-bottom: 4px; }
.feature p { color: var(--text-muted); font-size: .92rem; margin: 0; }

/* ------------------------------ Stats bar ------------------------------- */
.statbar { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin: 8px 0 28px; }
.statbar .stat { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 12px 22px; text-align: center; min-width: 120px; }
.statbar .stat b { display: block; font-size: 1.5rem; color: var(--primary); }
.statbar .stat span { font-size: .85rem; color: var(--text-muted); }

/* ------------------------------ Text view ------------------------------- */
.text-view {
    white-space: pre-wrap; word-break: break-word; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm);
    padding: 16px; font-size: .95rem; direction: ltr; text-align: left; max-height: 60vh; overflow: auto;
}
.code-box {
    background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm);
    padding: 14px; overflow-x: auto; direction: ltr; text-align: left; font-size: .9rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ------------------------------ Tables (admin) -------------------------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
table.data { width: 100%; border-collapse: collapse; background: var(--surface); font-size: .92rem; }
table.data th, table.data td { padding: 12px 14px; text-align: right; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data th { background: var(--surface-2); color: var(--text-muted); font-weight: 700; position: sticky; top: 0; }
table.data tr:hover td { background: var(--surface-2); }
table.data td.wrap { white-space: normal; word-break: break-all; max-width: 320px; }
.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: .78rem; font-weight: 700; }
.badge-on { background: var(--success-soft); color: var(--success); }
.badge-off { background: var(--danger-soft); color: var(--danger); }
.badge-url { background: var(--primary-soft); color: var(--primary); }
.badge-text { background: var(--warn-soft); color: var(--warn); }
.badge-lock { background: var(--info-soft); color: var(--primary); }

/* ------------------------------ Admin layout ---------------------------- */
.admin-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.kpi b { font-size: 1.8rem; display: block; color: var(--text); }
.kpi span { color: var(--text-muted); font-size: .9rem; }
.toolbar { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; align-items: center; }
.toolbar form { display: flex; gap: 8px; flex: 1; min-width: 200px; }
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 18px; flex-wrap: wrap; }
.pagination a, .pagination span { padding: 8px 13px; border-radius: 9px; border: 1px solid var(--border); background: var(--surface); font-weight: 600; }
.pagination .active { background: var(--primary); color: #fff; border-color: transparent; }

/* ------------------------------ Footer ---------------------------------- */
.site-footer { margin-top: 56px; padding: 30px 0; border-top: 1px solid var(--border); color: var(--text-muted); }
.site-footer .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.site-footer a { color: var(--text-muted); margin-inline-start: 16px; }
.site-footer a:hover { color: var(--text); }

/* ------------------------------ Content pages --------------------------- */
.prose { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.prose h2 { margin-top: 28px; padding-top: 8px; }
.prose h2:first-child { margin-top: 0; }
.prose ol, .prose ul { padding-inline-start: 22px; }
.prose li { margin-bottom: 8px; }
.prose code { background: var(--surface-2); padding: 2px 6px; border-radius: 6px; font-size: .9em; direction: ltr; display: inline-block; }
.step { display: flex; gap: 14px; margin-bottom: 18px; }
.step .n { flex: none; width: 34px; height: 34px; border-radius: 50%; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; font-weight: 800; }
.step .b h3 { margin: 4px 0 2px; font-size: 1.05rem; }

/* ------------------------------ Login ----------------------------------- */
.login-wrap { min-height: calc(100vh - 64px); display: grid; place-items: center; padding: 20px; }

/* ------------------------------ Utilities ------------------------------- */
.hidden { display: none !important; }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.flex { display: flex; } .between { justify-content: space-between; } .items-center { align-items: center; } .gap { gap: 10px; }
.spin { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; animation: sp .7s linear infinite; }
@keyframes sp { to { transform: rotate(360deg); } }

/* ------------------------------ Responsive ------------------------------ */
@media (max-width: 780px) {
    .features { grid-template-columns: 1fr; }
    .admin-grid { grid-template-columns: 1fr 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
    .card { padding: 20px; }
    .hero { padding: 32px 0 4px; }
    .nav a { padding: 8px 9px; font-size: .9rem; }
    .site-footer .container { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
    .container { padding: 0 14px; }
    .admin-grid { grid-template-columns: 1fr 1fr; }
    .brand span.brand-txt { display: none; }
    .nav a.hide-sm { display: none; }
    .tab { font-size: .92rem; padding: 11px 6px; }
    table.data th, table.data td { padding: 10px; }
}

.install-page { display: grid; place-items: center; min-height: 100vh; }
.install-page .container { width: 100%; }