:root {
    --bg: #0b0f1a;
    --bg-soft: #111726;
    --card: #151d30;
    --card-border: #232d45;
    --text: #e7ecf7;
    --text-dim: #93a0bf;
    --accent: #6c5ce7;
    --accent-2: #00d3c7;
    --accent-3: #ff6b6b;
    --success: #2ecc71;
    --danger: #ff5d5d;
    --radius: 14px;
    --shadow: 0 10px 30px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
    background: radial-gradient(circle at 20% 0%, #1a2338 0%, var(--bg) 45%);
    color: var(--text);
    min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

/* ---------- Topbar ---------- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(11, 15, 26, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--card-border);
}
.topbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; }
.brand-mark {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
}
.topnav { display: flex; align-items: center; gap: 22px; }
.topnav a { color: var(--text-dim); font-weight: 500; font-size: 0.95rem; }
.topnav a:hover { color: var(--text); }

.btn {
    display: inline-block;
    padding: 9px 18px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    font-family: inherit;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text);
    cursor: pointer;
    transition: all 0.15s ease;
}
.btn-primary { background: linear-gradient(135deg, var(--accent), #8b7cf5); color: #fff; }
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-outline { background: var(--bg-soft); border-color: var(--card-border); color: var(--text) !important; }
.btn-outline:hover { border-color: var(--accent); background: rgba(108,92,231,0.12); }
.btn-ghost { background: transparent; color: var(--text-dim) !important; }
.btn-ghost:hover { color: var(--text) !important; }
.btn-block { width: 100%; text-align: center; }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.btn-danger { background: rgba(255, 93, 93, 0.15); color: var(--danger); border-color: rgba(255,93,93,0.3); }
.btn-danger:hover { background: rgba(255, 93, 93, 0.25); }

/* ---------- Hero ---------- */
.hero {
    padding: 80px 24px 60px;
    text-align: center;
    background:
        radial-gradient(ellipse at top, rgba(108,92,231,0.25), transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(0,211,199,0.15), transparent 55%);
}
.hero-inner { max-width: 720px; margin: 0 auto; }
.hero h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    margin: 0 0 8px;
    background: linear-gradient(135deg, #ffffff, #b9c2e0);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
}
.hero-tagline {
    color: var(--accent-2);
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 0.85rem;
    margin: 0 0 18px;
}
.hero-text { color: var(--text-dim); font-size: 1.05rem; line-height: 1.6; margin-bottom: 30px; }
.hero-input input {
    width: 100%;
    max-width: 460px;
    padding: 14px 20px;
    border-radius: 999px;
    border: 1px solid var(--card-border);
    background: var(--card);
    color: var(--text);
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.15s;
}
.hero-input input:focus { border-color: var(--accent); }

/* ---------- Sections & Cards ---------- */
.page { max-width: 1200px; margin: 0 auto; padding: 20px 24px 60px; }
.section { margin-bottom: 56px; }
.section-head { margin-bottom: 20px; }
.section-head h2 { font-size: 1.4rem; margin: 0 0 4px; }
.section-head p { color: var(--text-dim); margin: 0; font-size: 0.92rem; }

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 22px;
}

.card {
    position: relative;
    display: flex;
    gap: 14px;
    background: linear-gradient(160deg, var(--card) 0%, var(--bg-soft) 100%);
    border: 1px solid var(--card-border);
    border-radius: 18px;
    padding: 20px;
    overflow: hidden;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--card-accent-1, var(--accent)), var(--card-accent-2, var(--accent-2)));
}
.card-type-admin    { --card-accent-1: #6c5ce7; --card-accent-2: #a78bfa; background: linear-gradient(160deg, rgba(108,92,231,0.10), var(--card) 55%); }
.card-type-website  { --card-accent-1: #00d3c7; --card-accent-2: #4ee9df; background: linear-gradient(160deg, rgba(0,211,199,0.10), var(--card) 55%); }
.card-bookmark      { --card-accent-1: #ffb347; --card-accent-2: #ff8a65; background: linear-gradient(160deg, rgba(255,179,71,0.12), var(--card) 55%); }
.card-client::after {
    content: 'CLIENT';
    position: absolute;
    top: 14px; right: -30px;
    background: var(--accent-3);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 1px;
    padding: 3px 34px;
    transform: rotate(40deg);
    opacity: 0.85;
}
.card-link-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    border-radius: inherit;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 34px rgba(0,0,0,0.4), 0 0 0 1px var(--card-accent-1, var(--accent));
}
.card-icon {
    font-size: 1.5rem;
    line-height: 1;
    position: relative;
    z-index: 2;
    pointer-events: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--card-accent-1, var(--accent)), var(--card-accent-2, var(--accent-2)));
    box-shadow: 0 6px 16px rgba(0,0,0,0.3);
}
.card-body { position: relative; z-index: 2; pointer-events: none; }
.card-body h3 { margin: 0 0 8px; font-size: 1rem; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.card-body p { margin: 0; color: var(--text-dim); font-size: 0.85rem; line-height: 1.5; }
.card-url {
    display: block;
    font-size: 0.75rem;
    color: var(--accent-2);
    word-break: break-all;
    margin: 0 0 8px;
    position: relative;
    z-index: 2;
    pointer-events: auto;
    padding: 5px 9px;
    background: rgba(255,255,255,0.04);
    border-radius: 7px;
    border: 1px solid var(--card-border);
    width: fit-content;
}
.card-url:hover { text-decoration: underline; border-color: var(--accent-2); }
.card-client { border-left: none; }
.card-bookmark { border-left: none; }
.card-share-btn {
    position: relative;
    z-index: 3;
    align-self: flex-start;
    margin-left: auto;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--card-border);
    background: var(--bg-soft);
    color: var(--text-dim);
    font-size: 0.95rem;
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.15s ease;
}
.card-share-btn:hover { color: #fff; background: var(--accent); border-color: var(--accent); }

.badge {
    font-size: 0.65rem;
    padding: 2px 8px;
    border-radius: 999px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.badge-website { background: rgba(0,211,199,0.15); color: var(--accent-2); }
.badge-admin { background: rgba(108,92,231,0.2); color: #a79bf7; }
.badge-internal { background: rgba(108,92,231,0.15); color: #a79bf7; }
.badge-client { background: rgba(255,107,107,0.15); color: var(--accent-3); }

/* ---------- Admin card grid (Links & Bookmarks) ---------- */
.admin-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 18px;
}
.link-card {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 20px;
    border-top: 4px solid var(--card-border);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.link-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.link-card-admin { border-top-color: var(--accent); }
.link-card-website { border-top-color: var(--accent-2); }
.link-card-bookmark { border-top-color: #ffb347; }

.link-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.link-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}
.link-card-icon-admin { background: linear-gradient(135deg, var(--accent), #8b7cf5); }
.link-card-icon-website { background: linear-gradient(135deg, var(--accent-2), #29e0d6); }
.link-card-icon-bookmark { background: linear-gradient(135deg, #ffb347, #ff8a65); }
.link-card-badges { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

.link-card-title { margin: 0 0 6px; font-size: 1rem; }
.link-card-url {
    display: block;
    font-size: 0.8rem;
    color: var(--accent-2);
    word-break: break-all;
    margin-bottom: 10px;
}
.link-card-url:hover { text-decoration: underline; }
.link-card-desc { color: var(--text-dim); font-size: 0.85rem; line-height: 1.5; margin: 0 0 14px; }

.link-card-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.inline-form { display: inline; }

.link-edit-form {
    display: none;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed var(--card-border);
}
.link-edit-form.open { display: block; }
.link-edit-form .form-grid { gap: 12px; }
.link-edit-form .form-field input,
.link-edit-form .form-field select,
.link-edit-form .form-field textarea { font-size: 0.85rem; padding: 8px 10px; }

/* ---------- Share toast ---------- */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--card);
    border: 1px solid var(--card-border);
    color: var(--text);
    padding: 12px 20px;
    border-radius: 999px;
    font-size: 0.85rem;
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    z-index: 100;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.empty-state { color: var(--text-dim); font-style: italic; }

.footer {
    text-align: center;
    padding: 24px;
    color: var(--text-dim);
    font-size: 0.85rem;
    border-top: 1px solid var(--card-border);
}

/* ---------- Login ---------- */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}
.login-card {
    width: 100%;
    max-width: 380px;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 40px 32px;
    text-align: center;
    box-shadow: var(--shadow);
}
.login-logo { font-size: 2.2rem; margin-bottom: 10px; }
.login-card h1 { font-size: 1.3rem; margin: 0 0 4px; }
.login-sub { color: var(--text-dim); margin: 0 0 24px; font-size: 0.9rem; }
.login-form { text-align: left; display: flex; flex-direction: column; gap: 6px; }
.login-form label { font-size: 0.82rem; color: var(--text-dim); margin-top: 10px; }
.login-form input {
    padding: 11px 14px;
    border-radius: 8px;
    border: 1px solid var(--card-border);
    background: var(--bg-soft);
    color: var(--text);
    outline: none;
}
.login-form input:focus { border-color: var(--accent); }
.login-form button { margin-top: 18px; }
.back-link { display: inline-block; margin-top: 20px; color: var(--text-dim); font-size: 0.85rem; }
.back-link:hover { color: var(--text); }

/* ---------- Alerts ---------- */
.alert { padding: 12px 16px; border-radius: 8px; font-size: 0.9rem; margin-bottom: 16px; }
.alert-error { background: rgba(255,93,93,0.15); color: var(--danger); border: 1px solid rgba(255,93,93,0.3); }
.alert-success { background: rgba(46,204,113,0.15); color: var(--success); border: 1px solid rgba(46,204,113,0.3); }

/* ---------- Admin dashboard ---------- */
.admin-wrap { max-width: 1100px; margin: 0 auto; padding: 30px 24px 60px; }
.tabs { display: flex; gap: 8px; border-bottom: 1px solid var(--card-border); margin-bottom: 26px; flex-wrap: wrap; }
.tab { padding: 10px 16px; color: var(--text-dim); font-weight: 600; font-size: 0.9rem; border-bottom: 2px solid transparent; }
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent-2); border-bottom-color: var(--accent-2); }

.panel {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
}
.panel h2 { margin-top: 0; font-size: 1.1rem; }
.panel-narrow { max-width: 460px; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field-full { grid-column: 1 / -1; }
.form-field label { font-size: 0.82rem; color: var(--text-dim); }
.form-field input, .form-field select, .form-field textarea {
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid var(--card-border);
    background: var(--bg-soft);
    color: var(--text);
    outline: none;
    font-family: inherit;
    font-size: 0.9rem;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { border-color: var(--accent); }
.form-grid > button { grid-column: 1 / -1; justify-self: start; }

.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; min-width: 780px; }
.data-table th, .data-table td { padding: 10px; border-bottom: 1px solid var(--card-border); text-align: left; vertical-align: middle; }
.data-table th { color: var(--text-dim); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.4px; }
.data-table input, .data-table select {
    width: 100%;
    padding: 7px 9px;
    border-radius: 6px;
    border: 1px solid var(--card-border);
    background: var(--bg-soft);
    color: var(--text);
    font-size: 0.85rem;
}
.actions-cell { display: flex; gap: 6px; white-space: nowrap; }

@media (max-width: 720px) {
    .topnav { gap: 12px; }
    .topnav a:not(.btn) { display: none; }
    .form-grid { grid-template-columns: 1fr; }
}