/* ===== KeyYeri Design System ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    --bg-primary: #080d1a;
    --bg-secondary: #0d1526;
    --bg-tertiary: #111e35;
    --bg-card: #0f1a2e;
    --bg-card-hover: #142038;
    --bg-sidebar: #070c18;
    --bg-input: #0d1526;
    --accent-primary: #3b82f6;
    --accent-secondary: #60a5fa;
    --accent-glow: rgba(59, 130, 246, 0.2);
    --accent-gold: #f59e0b;
    --accent-green: #22c55e;
    --accent-red: #ef4444;
    --accent-purple: #a855f7;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #1a2540;
    --border-accent: #2563eb;
    --border-light: #243050;
    --sidebar-width: 260px;
    --topbar-height: 64px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 30px rgba(59,130,246,0.15);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { font-size: 15px; scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== APP LAYOUT ===== */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* ===== SIDEBAR ===== */
.sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 200;
    transition: var(--transition);
    overflow: hidden;
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, rgba(59,130,246,0.06), transparent);
    flex-shrink: 0;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-icon {
    width: 46px; height: 46px;
    background: linear-gradient(135deg, #1d4ed8, #3b82f6);
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; color: #fff;
    box-shadow: 0 4px 20px rgba(37,99,235,0.4), var(--shadow-glow);
    flex-shrink: 0;
}

.logo-name {
    display: block;
    font-size: 1.3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #60a5fa, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

.logo-tagline {
    display: block;
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 600;
    margin-top: 1px;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 8px;
}

.nav-section-label {
    display: block;
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    padding: 14px 10px 6px;
    font-weight: 700;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    margin-bottom: 2px;
    position: relative;
}

.nav-item:hover {
    background: rgba(59,130,246,0.08);
    color: var(--accent-secondary);
}

.nav-item.active {
    background: linear-gradient(135deg, rgba(59,130,246,0.15), rgba(37,99,235,0.08));
    color: var(--accent-secondary);
    border: 1px solid rgba(59,130,246,0.2);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0; top: 20%; bottom: 20%;
    width: 3px;
    background: linear-gradient(180deg, #3b82f6, #60a5fa);
    border-radius: 0 3px 3px 0;
}

.nav-icon {
    width: 18px;
    text-align: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.user-avatar {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, rgba(59,130,246,0.2), rgba(37,99,235,0.1));
    border: 1px solid rgba(59,130,246,0.3);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; color: var(--accent-secondary);
    flex-shrink: 0;
}

.user-name {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    display: block;
    font-size: 0.68rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.logout-form { flex-shrink: 0; }

.btn-logout {
    width: 36px; height: 36px;
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: var(--radius-sm);
    color: var(--accent-red);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
    font-size: 14px;
}

.btn-logout:hover {
    background: rgba(239,68,68,0.2);
    border-color: rgba(239,68,68,0.4);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ===== TOP BAR ===== */
.top-bar {
    height: var(--topbar-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 28px;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.sidebar-toggle:hover { color: var(--text-primary); background: var(--bg-tertiary); }

.page-title {
    flex: 1;
}

.page-title h1 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.security-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(34,197,94,0.1);
    border: 1px solid rgba(34,197,94,0.2);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--accent-green);
    letter-spacing: 0.3px;
}

/* ===== CONTENT AREA ===== */
.content-area {
    padding: 28px;
    flex: 1;
}

/* ===== ALERTS ===== */
.alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.alert-success {
    background: rgba(34,197,94,0.1);
    border: 1px solid rgba(34,197,94,0.25);
    color: #4ade80;
}

.alert-danger {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.25);
    color: #f87171;
}

.alert-warning {
    background: rgba(245,158,11,0.1);
    border: 1px solid rgba(245,158,11,0.25);
    color: #fbbf24;
}

.alert-info {
    background: rgba(59,130,246,0.1);
    border: 1px solid rgba(59,130,246,0.25);
    color: var(--accent-secondary);
}

/* ===== CARDS ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.card:hover { border-color: var(--border-light); }

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, rgba(59,130,246,0.04), transparent);
}

.card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title i { color: var(--accent-primary); }

.card-body { padding: 24px; }

/* ===== STAT CARDS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 22px 24px;
    display: flex;
    align-items: center;
    gap: 18px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--stat-color, var(--accent-primary)), transparent);
}

.stat-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 52px; height: 52px;
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.stat-info { flex: 1; }

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    letter-spacing: -1px;
    font-family: 'JetBrains Mono', monospace;
}

.stat-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-top: 4px;
}

/* ===== TABLES ===== */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

thead {
    background: linear-gradient(135deg, rgba(30,58,95,0.8), rgba(26,45,74,0.6));
}

thead th {
    padding: 14px 16px;
    text-align: left;
    font-weight: 700;
    color: var(--accent-secondary);
    text-transform: uppercase;
    font-size: 0.68rem;
    letter-spacing: 1px;
    border-bottom: 2px solid var(--border-accent);
    white-space: nowrap;
}

tbody td {
    padding: 13px 16px;
    border-bottom: 1px solid rgba(26,37,64,0.6);
    color: var(--text-secondary);
    vertical-align: middle;
}

tbody tr:last-child td { border-bottom: none; }

tbody tr:hover { background: rgba(59,130,246,0.04); }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    color: #fff;
    box-shadow: 0 4px 15px rgba(37,99,235,0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37,99,235,0.4);
    color: #fff;
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border-color: var(--border-light);
}

.btn-success {
    background: linear-gradient(135deg, #15803d, #16a34a);
    color: #fff;
    box-shadow: 0 4px 15px rgba(22,163,74,0.25);
}

.btn-success:hover {
    background: linear-gradient(135deg, #16a34a, #22c55e);
    transform: translateY(-1px);
    color: #fff;
}

.btn-danger {
    background: rgba(239,68,68,0.1);
    color: var(--accent-red);
    border: 1px solid rgba(239,68,68,0.2);
}

.btn-danger:hover {
    background: rgba(239,68,68,0.2);
    border-color: rgba(239,68,68,0.4);
}

.btn-warning {
    background: linear-gradient(135deg, #b45309, #d97706);
    color: #fff;
    box-shadow: 0 4px 15px rgba(180,83,9,0.25);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #d97706, #f59e0b);
    transform: translateY(-1px);
    color: #fff;
}

.btn-sm { padding: 6px 12px; font-size: 0.78rem; }
.btn-lg { padding: 13px 28px; font-size: 0.95rem; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 20px; }

.form-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 11px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    outline: none;
}

.form-control:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
    background: rgba(13,21,38,0.8);
}

.form-control::placeholder { color: var(--text-muted); }

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

textarea.form-control { resize: vertical; min-height: 100px; }

.form-control.is-invalid { border-color: var(--accent-red); }

.field-validation-error {
    display: block;
    font-size: 0.78rem;
    color: #f87171;
    margin-top: 5px;
}

.validation-summary-errors {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.25);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    margin-bottom: 16px;
    color: #f87171;
    font-size: 0.85rem;
}

.validation-summary-errors ul { margin: 0; padding-left: 16px; }

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success { background: rgba(34,197,94,0.15); color: #4ade80; }
.badge-danger { background: rgba(239,68,68,0.15); color: #f87171; }
.badge-warning { background: rgba(245,158,11,0.15); color: #fbbf24; }
.badge-info { background: rgba(59,130,246,0.15); color: var(--accent-secondary); }
.badge-purple { background: rgba(168,85,247,0.15); color: #c084fc; }
.badge-gray { background: rgba(100,116,139,0.15); color: var(--text-muted); }

/* ===== CATEGORY BADGES ===== */
.cat-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
}

/* ===== ACTION BUTTONS ===== */
.action-btns { display: flex; gap: 6px; align-items: center; }

/* ===== SEARCH BAR ===== */
.search-bar {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.search-input-wrap {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.search-input-wrap i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.search-input-wrap .form-control { padding-left: 38px; }

/* ===== PAGE HEADER ===== */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.page-header-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.page-header-subtitle {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ===== MONO TEXT ===== */
.mono { font-family: 'JetBrains Mono', monospace; }

/* ===== PASSWORD REVEAL CARD ===== */
.password-reveal-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 32px;
    max-width: 600px;
    margin: 0 auto;
}

.password-field-display {
    background: var(--bg-secondary);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    color: var(--accent-secondary);
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    box-shadow: 0 0 20px rgba(59,130,246,0.1);
    margin: 16px 0;
}

/* ===== OTP FORM ===== */
.otp-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at center, rgba(37,99,235,0.08) 0%, var(--bg-primary) 70%);
    padding: 20px;
}

.otp-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.otp-icon {
    width: 72px; height: 72px;
    background: linear-gradient(135deg, rgba(59,130,246,0.2), rgba(37,99,235,0.1));
    border: 2px solid rgba(59,130,246,0.3);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 30px; color: var(--accent-secondary);
    margin: 0 auto 24px;
    animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
    0% { box-shadow: 0 0 0 0 rgba(59,130,246,0.3); }
    70% { box-shadow: 0 0 0 15px rgba(59,130,246,0); }
    100% { box-shadow: 0 0 0 0 rgba(59,130,246,0); }
}

.otp-input {
    text-align: center;
    font-size: 2rem;
    font-family: 'JetBrains Mono', monospace;
    letter-spacing: 12px;
    font-weight: 700;
    color: var(--accent-secondary);
}

/* ===== LOGIN PAGE ===== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.login-bg-effect {
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(37,99,235,0.06) 0%, transparent 70%);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 44px 40px;
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-lg), 0 0 60px rgba(37,99,235,0.08);
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo-icon {
    width: 72px; height: 72px;
    background: linear-gradient(135deg, #1d4ed8, #3b82f6);
    border-radius: 20px;
    display: flex; align-items: center; justify-content: center;
    font-size: 32px; color: #fff;
    margin: 0 auto 16px;
    box-shadow: 0 8px 30px rgba(37,99,235,0.4);
}

.login-logo h2 {
    font-size: 1.8rem;
    font-weight: 900;
    background: linear-gradient(135deg, #e2e8f0, #f1f5f9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

.login-logo p {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ===== PAGINATION ===== */
.pagination {
    display: flex;
    gap: 6px;
    justify-content: center;
    margin-top: 24px;
}

.page-btn {
    width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 600;
    transition: var(--transition);
}

.page-btn:hover, .page-btn.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #fff;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.4;
}

.empty-state h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-state p { font-size: 0.85rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .sidebar-toggle { display: flex; }

    .content-area { padding: 16px; }

    .stats-grid { grid-template-columns: 1fr 1fr; }

    .page-header { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .login-card { padding: 28px 20px; }
    .otp-card { padding: 28px 20px; }
}