/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    /* Surfaces (light) */
    --bg-primary: #F7F8FA;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #EEF1F5;
    --border: #DEE3EA;

    /* Text */
    --text-primary: #181C25;
    --text-secondary: #5B6470;

    /* Brand + status */
    --accent-blue: #1B6AA3;
    --accent-sky: #53A0CC;
    --accent-glow: #6DB8E8;
    --accent-green: #2FA36B;
    --accent-yellow: #C8891F;
    --accent-red: #DC4A4A;
    --accent-purple: #7C5CBF;

    /* Geometry & effects */
    --radius: 12px;
    --radius-sm: 6px;
    --grad-accent: linear-gradient(120deg, var(--accent-blue), var(--accent-sky));
    --grad-text: linear-gradient(100deg, var(--accent-blue), var(--accent-sky));
    --grad-topline: linear-gradient(90deg, var(--accent-blue), var(--accent-sky), transparent);
    --shadow-card: 0 10px 30px rgba(24, 28, 37, .08);
    --shadow-glow: 0 6px 18px rgba(27, 106, 163, .28);
    --blue-tint: rgba(83, 160, 204, .12);
    --hero-gradient:
        linear-gradient(115deg, transparent 60%, rgba(83, 160, 204, .10) 60%),
        radial-gradient(720px 360px at 85% -20%, rgba(83, 160, 204, .18), transparent 70%);
}

body {
    font-family: 'Space Grotesk', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.65;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { letter-spacing: -0.02em; line-height: 1.15; }

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

.container { max-width: 1100px; margin: 0 auto; padding: 0 1rem; width: 100%; }

/* Signature: gradient-clipped text */
.grad {
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* === Navbar === */
.navbar {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(1.5) blur(8px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { font-size: 1.35rem; font-weight: 700; color: var(--text-primary); letter-spacing: -0.02em; }
.nav-brand:hover { text-decoration: none; }
.nav-brand .brand-dot {
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.nav-links { display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; }
.nav-links a { color: var(--text-secondary); font-size: 0.9rem; }
.nav-links a:hover { color: var(--accent-blue); text-decoration: none; }
.nav-logout-btn {
    background: none; border: none; color: var(--text-secondary); font-size: 0.9rem;
    cursor: pointer; padding: 0; font-family: inherit;
}
.nav-logout-btn:hover { color: var(--accent-blue); }

/* Language Switcher */
.lang-switcher { display: flex; align-items: center; }
.lang-switcher select {
    width: auto;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.25rem 0.4rem;
    cursor: pointer;
}
.lang-switcher select:hover { color: var(--text-primary); border-color: var(--accent-sky); }

/* === Main === */
main { flex: 1; padding: 2rem 0; }

/* === Hero === */
.hero {
    text-align: center;
    margin-bottom: 2rem;
    padding: 3rem 1.5rem;
    background: var(--hero-gradient), var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
}
.hero h1 { font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 700; margin-bottom: 0.5rem; }
.hero p { color: var(--text-secondary); font-size: 1.1rem; }

.eyebrow {
    display: inline-block;
    border: 1px solid rgba(109, 184, 232, .55);
    color: var(--accent-blue);
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 1.1rem;
}

/* === Cards === */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-card);
}

.login-card { max-width: 400px; margin: 3rem auto; }

/* === Forms === */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.35rem; color: var(--text-primary); font-size: 0.9rem; font-weight: 600; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

input[type="text"], input[type="url"], input[type="password"],
select, textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-sky);
    box-shadow: 0 0 0 3px var(--blue-tint);
}

textarea { resize: vertical; font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace; font-size: 0.85rem; }

.select-inline { width: auto; display: inline-block; padding: 0.4rem 0.5rem; font-size: 0.85rem; }
.input-inline { width: auto; display: inline-block; padding: 0.4rem 0.5rem; font-size: 0.85rem; max-width: 140px; }

.input-row { display: flex; gap: 0.75rem; }
.input-row input { flex: 1; }

.result { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--border); }

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 0.6rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    transition: background .15s, filter .15s, transform .15s, border-color .15s, box-shadow .15s;
}
.btn:hover { background: var(--border); text-decoration: none; }
.btn:focus-visible { outline: 2px solid var(--accent-glow); outline-offset: 2px; }

.btn-primary { background: var(--grad-accent); border-color: transparent; color: #fff; box-shadow: var(--shadow-glow); }
.btn-primary:hover { background: var(--grad-accent); filter: brightness(1.07); transform: translateY(-1px); }

.btn-secondary { background: var(--bg-tertiary); }
.btn-secondary:hover { background: var(--border); }

.btn-success { background: var(--accent-green); border-color: var(--accent-green); color: #fff; }
.btn-success:hover { background: var(--accent-green); filter: brightness(1.07); }

.btn-danger { background: var(--accent-red); border-color: var(--accent-red); color: #fff; }
.btn-danger:hover { background: var(--accent-red); filter: brightness(1.07); }

.btn-sm { padding: 0.3rem 0.75rem; font-size: 0.8rem; }
.btn-full { width: 100%; text-align: center; }

/* === Alerts === */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    border: 1px solid;
}
.alert-error { background: rgba(220, 74, 74, 0.10); border-color: var(--accent-red); color: #A8302F; }
.alert-success { background: rgba(47, 163, 107, 0.10); border-color: var(--accent-green); color: #1E7A4E; }
.alert-warning { background: rgba(200, 137, 31, 0.12); border-color: var(--accent-yellow); color: #8A5E13; }

/* === Badges === */
.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
}
.badge-success { background: rgba(47, 163, 107, 0.15); color: #1E7A4E; }
.badge-danger { background: rgba(220, 74, 74, 0.15); color: #A8302F; }
.badge-warning { background: rgba(200, 137, 31, 0.15); color: #8A5E13; }

/* === Tables === */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
    padding: 0.6rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}
.table th { color: var(--text-secondary); font-weight: 700; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; }
.table td { color: var(--text-secondary); }
.table tr:hover td { background: var(--blue-tint); }

.truncate { max-width: 250px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* === Stats Grid === */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }

.stat-card {
    position: relative;
    overflow: hidden;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-align: center;
    box-shadow: var(--shadow-card);
}
.stat-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--grad-topline); }
.stat-number { font-size: 2rem; font-weight: 700; color: var(--accent-blue); }
.stat-label { color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.25rem; }

/* === Dashboard === */
.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-bottom: 1.5rem; }
.dashboard-actions { display: flex; gap: 0.75rem; }

/* === Charts === */
.stats-charts { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }

/* === Detail === */
.detail-info { margin-bottom: 1rem; }
.detail-info p { margin-bottom: 0.35rem; }
.detail-actions { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }

/* === Paste === */
.paste-header { margin-bottom: 1rem; }
.paste-meta { display: flex; flex-wrap: wrap; gap: 1rem; color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.5rem; }

.paste-content pre {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem;
    overflow-x: auto;
    font-size: 0.85rem;
    line-height: 1.5;
}
.paste-content code { font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace; }

.paste-toolbar { display: flex; gap: 0.5rem; margin-bottom: 0.75rem; }

/* === Features === */
.features { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 2rem; }

.feature-card {
    position: relative;
    overflow: hidden;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: transform .15s, box-shadow .15s;
}
.feature-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--grad-topline); }
.feature-card:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(24, 28, 37, .12); }
.feature-icon {
    width: 52px; height: 52px;
    margin: 0 auto 1rem;
    border-radius: 14px;
    background: var(--grad-accent);
    display: flex; align-items: center; justify-content: center;
}
.feature-icon svg { width: 28px; height: 28px; fill: #fff; display: block; }
.feature-card h3 { margin-bottom: 0.5rem; }
.feature-card p { color: var(--text-secondary); margin-bottom: 0.75rem; font-size: 0.9rem; }

/* === Bulk Actions === */
.bulk-actions { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; }
.bulk-checkbox { accent-color: var(--accent-blue); width: 16px; height: 16px; cursor: pointer; }

/* === Pagination === */
.pagination { display: flex; align-items: center; gap: 1rem; justify-content: center; margin-top: 1.5rem; }
.pagination span { color: var(--text-secondary); font-size: 0.9rem; }

/* === Footer === */
.footer {
    margin-top: auto;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* === Responsive === */
@media (max-width: 768px) {
    .nav-container { flex-wrap: wrap; gap: 0.5rem; }
    .nav-links { gap: 0.5rem 0.75rem; }
    .nav-links a { font-size: 0.8rem; }
    .dashboard-grid, .features, .form-row { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-charts { grid-template-columns: 1fr; }
    .input-row { flex-direction: column; }
    .hero { padding: 2rem 1rem; }
    .hero h1 { font-size: 1.6rem; }
    .detail-actions { flex-direction: column; }
    .card { padding: 1rem; }
    .table { font-size: 0.8rem; min-width: 500px; }
    .table th, .table td { padding: 0.4rem 0.5rem; white-space: nowrap; }
}

/* ── Screenshot editor ── */
.screenshot-editor { max-width: 1400px; margin: 0 auto; padding: 1rem; overflow-x: hidden; }
.ss-editor { width: 100%; }
.ss-dropzone {
  border: 2px dashed var(--border);
  padding: 3.5rem 2rem;
  text-align: center;
  border-radius: var(--radius);
  background: var(--bg-secondary);
  transition: background .15s, border-color .15s;
}
.ss-dropzone.drag { background: var(--bg-tertiary); border-color: var(--accent-sky); }
.ss-dropzone-icon { font-size: 3rem; line-height: 1; margin-bottom: .75rem; opacity: .7; }
.ss-dropzone-text { color: var(--text-secondary); margin-bottom: 1.5rem; }
.ss-dropzone-actions { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; }
.ss-dropzone-actions .btn { padding: .65rem 1.4rem; font-size: .95rem; }
.ss-toolbar {
  display: flex; flex-wrap: wrap; gap: .25rem; align-items: center;
  padding: .5rem; background: var(--bg-tertiary); border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  position: sticky; top: 0; z-index: 10;
  box-shadow: 0 2px 4px rgba(24, 28, 37, .06);
}
.ss-toolbar button {
  padding: .35rem .6rem; border: 1px solid var(--border); background: #fff; border-radius: 4px;
  cursor: pointer; font-size: .9rem; color: var(--text-primary);
}
.ss-toolbar button:hover { background: var(--bg-tertiary); }
.ss-toolbar button.active { background: var(--accent-blue); color: #fff; border-color: var(--accent-blue); }
.ss-toolbar .ss-sep { width: 1px; height: 24px; background: var(--border); margin: 0 .35rem; }
.ss-toolbar .ss-label { font-size: .85rem; color: var(--text-secondary); margin: 0 .25rem; }
.ss-colors { display: inline-flex; gap: .25rem; }
.ss-color {
  width: 26px; height: 26px; padding: 0; border-radius: 50%;
  border: 2px solid #fff; outline: 1px solid var(--border); cursor: pointer;
}
.ss-color.active { outline: 2px solid var(--accent-blue); outline-offset: 2px; }
.ss-strokes { display: inline-flex; gap: .15rem; }
.ss-stroke-btn {
  width: 32px; height: 32px; padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
}
.ss-stroke-btn .ss-stroke-dot {
  display: inline-block; background: var(--text-primary); border-radius: 50%;
}
.ss-stroke-btn.active { background: var(--accent-blue); }
.ss-stroke-btn.active .ss-stroke-dot { background: #fff; }
#ss-canvas { display: block; border: 1px solid var(--border); margin-top: .25rem; cursor: crosshair; }
.canvas-container { margin: .25rem auto 0 auto !important; max-width: 100% !important; }
#ss-share-form { display: flex; flex-direction: column; gap: .75rem; margin-top: 1rem; }
.ss-share-fields { display: flex; gap: .5rem; flex-wrap: wrap; }
.ss-share-fields input[name=title] { flex: 1; min-width: 200px; }
.ss-share-fields input, .ss-share-fields select {
  padding: .55rem .75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: .9rem;
}
.ss-share-submit { display: flex; justify-content: center; margin-top: .25rem; }
.ss-share-submit .btn {
  padding: .75rem 2.5rem;
  font-size: 1rem;
  font-weight: 600;
  min-width: 200px;
}
.screenshot-created { max-width: 800px; margin: 2rem auto; padding: 1rem; }
.ss-share-link { display: flex; gap: .5rem; margin-top: .5rem; }
.ss-share-link input {
  flex: 1; padding: .6rem .75rem; font-family: monospace; font-size: .9rem;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--bg-tertiary); color: var(--text-primary);
}
.ss-share-link .btn { white-space: nowrap; }
.screenshot-view { max-width: 1400px; margin: 1rem auto; padding: 1rem; text-align: center; }
.screenshot-view img { border-radius: var(--radius); box-shadow: var(--shadow-card); }
.screenshot-view .meta { color: var(--text-secondary); margin: .75rem 0; font-size: .9rem; }
.ss-view-actions { display: flex; gap: .5rem; justify-content: center; margin-top: 1rem; flex-wrap: wrap; }
.ss-admin-preview {
  display: flex; justify-content: center; padding: .5rem;
  background: var(--bg-secondary); border-radius: var(--radius);
}
.ss-admin-preview img {
  max-width: 100%; max-height: 500px; height: auto;
  border-radius: var(--radius); box-shadow: 0 1px 3px rgba(24, 28, 37, .1);
}