:root {
    --sage-green: #111111;
    --sage-dark: #111111;
    --warm-cream: #f5f5f5;
    --dusty-lavender: #111111;
    --soft-pink: #111111;
    --soft-cream-bg: #ffffff;
    
    --text-dark: #111111;
    --text-muted: #5f6368;
    --text-light: #111111;
    --pure-white: #ffffff;
    
    --glass-bg: rgba(255, 255, 255, 0.92);
    --glass-border: rgba(17, 17, 17, 0.14);
    --glass-shadow: 0 18px 60px rgba(0, 0, 0, 0.08);
    --pill-active: var(--sage-green);

    --sidebar-bg: #0f1012;
    --sidebar-border: rgba(255, 255, 255, 0.12);
    --sidebar-text: rgba(255, 255, 255, 0.82);
    --sidebar-text-strong: #ffffff;
    --sidebar-surface: rgba(255, 255, 255, 0.08);
    --sidebar-surface-strong: rgba(255, 255, 255, 0.12);

    --action-bg: #111111;
    --action-bg-hover: #000000;
    --action-text: #ffffff;
    
    --gold: #111111;
    --success-green: #22c55e;
    --error-red: #ef4444;
}

[data-theme="dark"] {
    --sage-green: #f5f5f5;
    --sage-dark: #f5f5f5;
    --warm-cream: #0b0b0c;
    --dusty-lavender: #f5f5f5;
    --soft-pink: #f5f5f5;
    --soft-cream-bg: #101113;
    
    --text-dark: #f5f5f5;
    --text-muted: rgba(245, 245, 245, 0.72);
    --text-light: #f5f5f5;
    --pure-white: #0f1012;
    
    --glass-bg: rgba(16, 17, 19, 0.88);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-shadow: 0 22px 90px rgba(0, 0, 0, 0.62);

    --sidebar-bg: #000000;
    --sidebar-border: rgba(255, 255, 255, 0.12);
    --sidebar-text: rgba(255, 255, 255, 0.86);
    --sidebar-text-strong: #ffffff;
    --sidebar-surface: rgba(255, 255, 255, 0.08);
    --sidebar-surface-strong: rgba(255, 255, 255, 0.14);

    --action-bg: #111111;
    --action-bg-hover: #000000;
    --action-text: #ffffff;
}

body {
    font-family: 'Quicksand', sans-serif;
    background-color: var(--warm-cream);
    background-image: 
        radial-gradient(circle at 100% 0%, rgba(0, 0, 0, 0.04) 0%, transparent 38%),
        radial-gradient(circle at 0% 100%, rgba(0, 0, 0, 0.03) 0%, transparent 42%);
    color: var(--text-dark);
    min-height: 100vh;
    margin: 0;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.text-dark {
    color: var(--text-dark) !important;
}

.text-sage-dark {
    color: var(--text-dark) !important;
}

.text-sage-green {
    color: var(--sage-green) !important;
}

/* Botanical Cards */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: all 0.3s ease;
    color: var(--text-dark);
}

.glass-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.94);
    border-color: rgba(17, 17, 17, 0.26);
    box-shadow: 0 22px 72px rgba(0, 0, 0, 0.10);
}

[data-theme="dark"] .glass-card:hover {
    background: rgba(16, 17, 19, 0.92);
    border-color: rgba(255, 255, 255, 0.16);
    box-shadow: 0 22px 80px rgba(0, 0, 0, 0.65);
}

/* Botanical Buttons */
.btn-titan {
    background: var(--action-bg);
    border: none;
    color: var(--action-text);
    font-weight: 800;
    padding: 12px 28px;
    border-radius: 50px; /* Rounded pill style */
    transition: all 0.3s ease;
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.16);
}

.btn-titan:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 46px rgba(0, 0, 0, 0.20);
    color: var(--action-text);
    background: var(--action-bg-hover);
}

.btn-outline-titan {
    background: transparent;
    border: 2px solid var(--glass-border);
    color: var(--text-dark);
    font-weight: 800;
    padding: 10px 25px;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-outline-titan:hover {
    background: rgba(17, 17, 17, 0.06);
    color: var(--text-dark);
    box-shadow: 0 0 26px rgba(0, 0, 0, 0.10);
}

/* Modern Botanical Sidebar */
.sidebar {
    width: 280px;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    padding: 40px 24px;
    z-index: 1000;
    color: var(--sidebar-text);
    box-shadow: 16px 0 50px rgba(0, 0, 0, 0.24);
}

.sidebar .nav-link {
    border-radius: 16px;
    margin-bottom: 12px;
    padding: 14px 20px;
    color: var(--sidebar-text) !important;
    font-weight: 800;
    transition: all 0.3s ease;
    position: relative;
}

.sidebar .nav-link:hover {
    color: var(--sidebar-text-strong) !important;
    background: var(--sidebar-surface);
}

.sidebar .nav-link.active {
    color: var(--sidebar-text-strong) !important;
    background: var(--sidebar-surface-strong);
}

.sidebar .nav-link.active::before {
    content: '';
    position: absolute;
    left: -24px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 32px;
    background: var(--sage-green);
    border-radius: 0 10px 10px 0;
    box-shadow: 0 0 18px rgba(255, 255, 255, 0.24);
}

/* Typography & Layout */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--text-dark);
}

.text-muted {
    color: var(--text-muted) !important;
}

.main-content {
    margin-left: 280px;
    padding: 40px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 16px;
    flex-wrap: wrap;
}

.page-title {
    font-weight: 900;
    letter-spacing: -0.5px;
    margin: 0;
    color: var(--text-dark);
}

.page-subtitle {
    margin: 6px 0 0 0;
    color: var(--text-muted);
}

.page-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

.table {
    color: var(--text-dark);
}

.table thead th {
    color: var(--text-muted);
    border-color: rgba(0, 0, 0, 0.08);
    font-weight: 800;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 0.75rem;
}

[data-theme="dark"] .table thead th {
    border-color: rgba(255, 255, 255, 0.10);
}

.table tbody td {
    border-color: rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .table tbody td {
    border-color: rgba(255, 255, 255, 0.08);
}

.table-responsive {
    -webkit-overflow-scrolling: touch;
}

.app-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    z-index: 1101;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 16px;
    background: var(--sidebar-bg);
    border-bottom: 1px solid var(--sidebar-border);
    backdrop-filter: blur(10px);
    color: var(--sidebar-text-strong);
}

.app-topbar .btn-outline-titan {
    border-color: rgba(255, 255, 255, 0.55) !important;
    color: var(--sidebar-text-strong) !important;
    background: rgba(255, 255, 255, 0.10);
}

.app-topbar .btn-outline-titan:hover {
    background: rgba(255, 255, 255, 0.16);
}

.app-topbar .btn-outline-titan:focus {
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.14);
}

.topbar-brand {
    color: var(--sidebar-text-strong);
    font-weight: 900;
    letter-spacing: 0.3px;
    line-height: 1;
}

.topbar-brand span {
    color: var(--sage-green);
}

.sidebar .nav-link i {
    color: var(--sidebar-text-strong) !important;
    opacity: 0.92;
    width: 22px;
    text-align: center;
}

.sidebar .nav-link.active i,
.sidebar .nav-link:hover i {
    opacity: 1;
}

.sidebar .brand-title {
    font-weight: 900;
    letter-spacing: 0.6px;
}

.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1100;
    background: rgba(0, 0, 0, 0.35);
}

body.sidebar-open .sidebar-backdrop {
    display: block;
}

.metric-value {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--sage-dark);
    letter-spacing: -1px;
}

/* Form Styling */
.glass-input, .form-control-titan {
    background: var(--pure-white);
    border: 1px solid var(--glass-border);
    color: var(--text-dark);
    padding: 14px 18px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.glass-input::placeholder, .form-control-titan::placeholder {
    color: var(--text-muted);
    opacity: 0.9;
}

.glass-input:focus, .form-control-titan:focus {
    border-color: var(--sage-green);
    box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.12);
    outline: none;
}

/* Progress & Badges */
.progress-titan {
    background: rgba(0, 0, 0, 0.08);
    height: 8px;
    border-radius: 10px;
}

[data-theme="dark"] .progress-titan {
    background: rgba(255, 255, 255, 0.12);
}

.progress-bar-titan {
    background: var(--sage-green);
}

.badge {
    padding: 6px 12px;
    border-radius: 8px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.5px;
}

.bg-info { background-color: var(--action-bg) !important; color: var(--action-text); }
.bg-success { background-color: var(--success-green) !important; color: white; }
.bg-warning { background-color: #e9c46a !important; color: white; }
.bg-danger { background-color: var(--error-red) !important; color: white; }

.bg-info.text-info {
    color: var(--action-text) !important;
}

.bg-info.text-dark {
    color: var(--action-text) !important;
}

.theme-fab {
    position: fixed;
    top: 14px;
    right: 14px;
    z-index: 1200;
}

.theme-toggle-btn {
    border-color: var(--glass-border) !important;
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

[data-theme="dark"] .theme-toggle-btn {
    background: rgba(18, 10, 31, 0.65);
}

.sidebar .brand-title {
    color: var(--sidebar-text-strong);
    letter-spacing: 0.4px;
}

.sidebar .brand-title span {
    color: var(--sage-green);
}

.mode-badge {
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: var(--sidebar-text-strong);
}

.sidebar .sidebar-divider {
    border-top: 1px solid rgba(255, 255, 255, 0.10);
}

.sidebar .sidebar-meta {
    color: rgba(255, 255, 255, 0.78) !important;
}

.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.auth-brand {
    max-width: 560px;
    margin: 0 auto;
}

.auth-logo {
    color: inherit;
}

.auth-logo-mark {
    width: 56px;
    height: 56px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    font-weight: 900;
    letter-spacing: 0.6px;
    color: var(--action-text);
    background: var(--action-bg);
    box-shadow: 0 14px 30px rgba(20, 10, 34, 0.26);
}

.auth-logo-text {
    font-weight: 900;
    letter-spacing: 0.6px;
    line-height: 1;
    font-size: 1.9rem;
    color: var(--sage-dark);
}

.auth-logo-text span {
    color: var(--sage-green);
}

.auth-shell .auth-card {
    width: 100%;
    max-width: 560px;
    margin: 0 auto;
}

.auth-shell .auth-card-wide {
    max-width: 720px;
}

.auth-shell .form-control,
.auth-shell .form-select {
    font-size: 16px;
}

.auth-shell .input-group .glass-input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border-right: 0;
}

.password-toggle-btn {
    border: 1px solid var(--glass-border);
    border-left: 0;
    background: var(--pure-white);
    color: var(--sage-dark);
    border-top-right-radius: 12px;
    border-bottom-right-radius: 12px;
    padding: 0 14px;
}

.password-toggle-btn:hover {
    background: rgba(0, 0, 0, 0.06);
}

.password-toggle-btn:focus {
    box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.12);
}

@media (max-width: 576px) {
    .auth-logo-mark {
        width: 50px;
        height: 50px;
        border-radius: 16px;
    }
    .auth-logo-text {
        font-size: 1.6rem;
    }
}

/* Responsive */
@media (max-width: 992px) {
    .sidebar {
        width: 280px;
        height: 100vh;
        position: fixed;
        padding: 24px;
        transform: translateX(-110%);
        transition: transform 0.25s ease;
        z-index: 1102;
        overflow-y: auto;
    }
    body.sidebar-open .sidebar {
        transform: translateX(0);
    }
    body.sidebar-open {
        overflow: hidden;
    }
    .main-content {
        margin-left: 0;
        padding: 20px;
        padding-top: 76px;
    }
}

@media (max-width: 576px) {
    .main-content {
        padding: 16px;
        padding-top: 76px;
    }
    .page-title {
        font-size: 1.65rem;
    }
    .page-actions {
        width: 100%;
    }
    .page-actions .btn {
        width: 100%;
    }
}