:root {
    --primary: #0d8abc;
    --primary-600: #0b7fae;
    --primary-700: #096a94;
    --primary-800: #075a7d;
    --primary-light: #e0f2fe;
    --primary-softer: #f0f9ff;
    --primary-gradient: linear-gradient(135deg, #0d8abc 0%, #0b5fb0 100%);
    --success: #10b981;
    --success-hover: #059669;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --info: #3b82f6;
    --info-light: #dbeafe;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --secondary: #475569;
    --background: #f1f5f9;
    --surface: #ffffff;
    --sidebar-bg: #0f172a;
    --sidebar-bg-2: #172033;
    --sidebar-text: #cbd5e1;
    --sidebar-hover: rgba(255, 255, 255, 0.06);
    --text: #0f172a;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --border-strong: #cbd5e1;
    --shadow-sm: 0 1px 2px 0 rgb(15 23 42 / 0.05);
    --shadow-md: 0 4px 14px -2px rgb(15 23 42 / 0.09), 0 2px 6px -2px rgb(15 23 42 / 0.05);
    --shadow-lg: 0 20px 45px -12px rgb(15 23 42 / 0.22);
    --radius-sm: 0.375rem;
    --radius-md: 0.625rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --sidebar-width: 264px;
    --header-height: 68px;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--background);
    background-image: radial-gradient(1200px 500px at 100% -10%, #e0f2fe 0%, transparent 55%),
                      radial-gradient(900px 400px at -10% 110%, #fce7f3 0%, transparent 50%);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 999px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; border: 2px solid transparent; background-clip: content-box; }

/* Dashboard Layout */
.dashboard-layout {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--sidebar-bg) 0%, var(--sidebar-bg-2) 100%);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    z-index: 100;
    box-shadow: 4px 0 24px rgba(2, 6, 23, 0.25);
}

.sidebar-header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-header .logo-badge {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: var(--primary-gradient);
    box-shadow: 0 6px 16px -4px rgba(13, 138, 188, 0.6);
    color: #fff;
}

.sidebar-header h2 {
    color: #fff;
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.sidebar-header h2 span { color: #7dd3fc; }

.sidebar-user {
    padding: 1.5rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid rgba(125, 211, 252, 0.5);
    object-fit: cover;
}

.user-info h4 {
    color: #fff;
    font-size: 0.95rem;
    line-height: 1.2;
}

.user-info p {
    font-size: 0.78rem;
    color: #94a3b8;
}

.sidebar-nav {
    padding: 1.25rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    flex: 1;
}

.sidebar-nav .nav-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #64748b;
    font-weight: 600;
    padding: 0.5rem 0.75rem 0.25rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    background: transparent;
    border: none;
    color: var(--sidebar-text);
    padding: 0.75rem 0.9rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 500;
    text-align: left;
    transition: all 0.2s;
    position: relative;
}

.nav-item svg { flex-shrink: 0; opacity: 0.85; }

.nav-item:hover {
    background-color: var(--sidebar-hover);
    color: #fff;
    transform: translateX(2px);
}

.nav-item.active {
    background: var(--primary-gradient);
    color: #fff;
    box-shadow: 0 8px 20px -6px rgba(13, 138, 188, 0.7);
}

.nav-item.active::before {
    content: "";
    position: absolute;
    left: -1rem;
    top: 22%;
    bottom: 22%;
    width: 4px;
    border-radius: 0 4px 4px 0;
    background: #7dd3fc;
}

.nav-item.active svg { opacity: 1; }

/* Main Wrapper */
.main-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Topbar */
.topbar {
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    border-bottom: 1px solid var(--border);
    z-index: 10;
}

.topbar-title h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.topbar-title h2::before {
    content: "";
    width: 4px;
    height: 1.4rem;
    border-radius: 4px;
    background: var(--primary-gradient);
    display: inline-block;
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.2s;
}

.icon-btn:hover {
    background-color: var(--primary-softer);
    color: var(--primary);
}

/* Content Area */
.content-area {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    position: relative;
}

/* Footer */
.app-footer {
    padding: 0.85rem 2rem;
    background-color: var(--surface);
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.82rem;
    text-align: center;
}

/* Page Views */
.page-view { display: none; }
.page-view.active { display: block; }
.setup-section, .form-section { display: none; }
.setup-section.active, .form-section.active { display: block; }
.hidden { display: none !important; }

.fade-in { animation: fadeIn 0.4s ease-in-out; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Common UI Elements */
.card {
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(226, 232, 240, 0.6);
    transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.card:hover { box-shadow: var(--shadow-lg); }

.glass-card {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.subtitle {
    color: var(--text-muted);
    margin-bottom: 1.75rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}
.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-size: 0.92rem;
}
.required { color: var(--danger); }

.form-group input[type="text"],
.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: inherit;
    transition: all 0.2s;
    background: var(--surface);
    color: var(--text-main);
}
.form-group input[type="text"]:focus,
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(13, 138, 188, 0.14);
}
.form-group input[readonly] {
    background-color: #f8fafc;
    color: var(--text-muted);
    cursor: not-allowed;
}
.form-group input::placeholder, .form-control::placeholder { color: #94a3b8; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    font-size: 0.95rem;
    box-shadow: var(--shadow-sm);
}
.btn-primary { background: var(--primary-gradient); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(13, 138, 188, 0.7); }
.btn-success { background: linear-gradient(135deg, #10b981, #059669); color: #fff; }
.btn-success:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(16, 185, 129, 0.7); }
.btn-secondary { background-color: #eef2f7; color: var(--text-main); border: 1px solid var(--border); }
.btn-secondary:hover { background-color: #e2e8f0; transform: translateY(-1px); }
.btn-large { width: 100%; padding: 1rem; font-size: 1.05rem; }

/* Beranda UI */
.welcome-card {
    background: var(--primary-gradient);
    color: white;
    padding: 3rem 2.5rem;
    border-radius: var(--radius-xl);
    margin-bottom: 2rem;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}
.welcome-card::before {
    content: "";
    position: absolute;
    top: -60%;
    right: -10%;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(125, 211, 252, 0.35) 0%, transparent 65%);
}
.welcome-card::after {
    content: "";
    position: absolute;
    bottom: -70%;
    left: -5%;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.18) 0%, transparent 65%);
}
.welcome-card > * { position: relative; z-index: 1; }
.welcome-card h1 { font-size: 2rem; margin-bottom: 0.5rem; font-weight: 700; }
.welcome-card p { font-size: 1.1rem; opacity: 0.92; }

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}
.info-card {
    background: var(--surface);
    padding: 1.75rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    transition: all 0.25s ease;
    position: relative;
}
.info-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.info-card h3 {
    color: var(--primary);
    margin-bottom: 0.6rem;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.info-card h3 .icon-chip {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: var(--primary-light);
    display: grid;
    place-items: center;
    color: var(--primary);
    flex-shrink: 0;
}
.info-card p { color: var(--text-muted); font-size: 0.92rem; }

/* Pendataan UI */
.dashboard-header {
    background: var(--surface);
    border-radius: var(--radius-xl);
    padding: 1.75rem 2rem;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    flex-wrap: wrap;
}
.desa-info h2 { color: var(--primary); font-size: 1.5rem; font-weight: 700; }
.desa-info p { color: var(--text-muted); }
.score-card {
    background: var(--primary-gradient);
    color: white;
    padding: 0.9rem 1.75rem;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: 0 10px 24px -8px rgba(13, 138, 188, 0.6);
    min-width: 130px;
}
.score-title { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; opacity: 0.9; }
.score-value { font-size: 1.9rem; font-weight: 800; line-height: 1.1; margin-top: 0.15rem; }

.tabs-container {
    background: var(--surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: 1px solid var(--border);
}
.tabs {
    display: flex;
    background: #f8fafc;
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    padding: 0.6rem 0.6rem 0;
    gap: 0.35rem;
}
.tab-btn {
    flex: 1;
    padding: 0.8rem 1rem;
    background: none;
    border: none;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    font-family: inherit;
    font-size: 0.92rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}
.tab-btn:hover { color: var(--primary); background: var(--primary-softer); }
.tab-btn.active {
    color: var(--primary);
    background: var(--surface);
    box-shadow: 0 -3px 0 0 var(--primary) inset, 0 1px 4px rgba(15, 23, 42, 0.06);
}
.tab-btn.highlight { color: var(--success); }
.tab-btn.highlight.active { box-shadow: 0 -3px 0 0 var(--success) inset; }

.tab-count {
    font-size: 0.72rem;
    font-weight: 700;
    background: var(--border);
    color: var(--text-muted);
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    transition: all 0.2s;
}
.tab-btn.active .tab-count { background: var(--primary-light); color: var(--primary); }
.tab-btn.highlight .tab-count { background: var(--success-light); color: var(--success-hover); }

.tab-content-wrapper { padding: 2rem; }
.tab-pane { display: none; }
.tab-pane.active { display: block; animation: fadeIn 0.4s ease-in-out; }
.pane-header {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
}
.pane-header h3 { color: var(--text-main); font-size: 1.25rem; }

/* Tables */
.table-responsive {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--surface);
}
.data-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.data-table thead th {
    padding: 0.9rem 1rem;
    text-align: left;
    background: #f8fafc;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1;
}
.data-table tbody td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.92rem;
}
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: var(--primary-softer); }

/* Question table */
.q-cat-row td {
    background: var(--primary-light) !important;
    border-bottom: 1px solid #bae6fd !important;
}
.q-cat-badge {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-700);
    background: rgba(255, 255, 255, 0.6);
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    display: inline-block;
}
.q-row td { vertical-align: middle; }
.q-row:hover td { background: var(--primary-softer); }
.q-text-cell { font-weight: 500; line-height: 1.5; }
.q-no { font-weight: 700; color: var(--text-muted); text-align: center; }
.q-opt { text-align: center; }
.q-opt input[type="radio"] {
    width: 1.25rem;
    height: 1.25rem;
    cursor: pointer;
    accent-color: var(--primary);
    transition: transform 0.15s;
}
.q-opt input[type="radio"]:hover { transform: scale(1.15); }
.q-ket input {
    width: 100%;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.88rem;
    background: var(--surface);
    transition: all 0.2s;
}
.q-ket input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(13, 138, 188, 0.12); }

/* Upload dokumen pendukung */
.q-upload-row td { padding: 0.85rem 1rem; background: #fbfdff; border-bottom: 1px solid var(--border); }
.upload-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1rem;
    border: 1.5px dashed var(--border-strong);
    border-radius: var(--radius-md);
    background: var(--primary-softer);
    flex-wrap: wrap;
}
.upload-box-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--primary-light);
    color: var(--primary);
    display: grid;
    place-items: center;
    flex-shrink: 0;
}
.upload-box-info { flex: 1; min-width: 180px; }
.upload-box-info strong { display: block; font-size: 0.9rem; color: var(--text-main); }
.upload-box-info small { color: var(--text-muted); font-size: 0.8rem; }
.btn-upload {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--surface);
    border: 1.5px solid var(--primary);
    color: var(--primary);
    padding: 0.55rem 1.15rem;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all 0.2s;
    font-family: inherit;
}
.btn-upload:hover { background: var(--primary); color: #fff; box-shadow: 0 6px 16px -6px rgba(13, 138, 188, 0.6); }

.upload-status {
    padding: 0.6rem 1rem 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    background: #f8fafc;
    border-top: 1px solid var(--border);
}
.upload-status:empty { display: none; padding: 0; }
.file-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.5rem 0.9rem;
    box-shadow: var(--shadow-sm);
}
.file-chip svg { color: var(--danger); flex-shrink: 0; }
.file-meta { display: flex; flex-direction: column; line-height: 1.25; }
.file-meta strong { font-size: 0.88rem; max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-meta small { color: var(--text-muted); font-size: 0.78rem; }
.btn-file-open {
    background: var(--info-light);
    color: var(--info);
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.45rem 1rem;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}
.btn-file-open:hover { background: #bfdbfe; }
.btn-file-del {
    background: var(--danger-light);
    color: var(--danger);
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.45rem 1rem;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}
.btn-file-del:hover { background: #fecaca; }

/* Ringkasan dokumen di tab Hasil */
.dokumen-summary {
    text-align: left;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
}
.dokumen-summary h4 { margin-bottom: 1rem; color: var(--text-main); }
.dokumen-summary ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.dokumen-summary li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--primary-softer);
    border: 1px solid var(--border);
    padding: 0.6rem 1rem;
    border-radius: var(--radius-md);
    flex-wrap: wrap;
}
.dokumen-summary li span { color: var(--text-muted); font-size: 0.85rem; flex: 1; min-width: 180px; }
.dokumen-summary li strong { font-size: 0.9rem; }

/* Kotak unduh laporan */
.export-box {
    text-align: left;
    background: linear-gradient(135deg, var(--primary-softer), #f8fafc);
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
}
.export-box h4 { margin-bottom: 0.25rem; color: var(--text-main); }
.export-box .subtitle { margin-bottom: 1rem; }

/* Status badge */
.status-pill {
    display: inline-block;
    color: #fff;
    padding: 0.3rem 0.8rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

/* Hasil / Rekap */
.hasil-container { text-align: center; }
.summary-cards { display: flex; gap: 1.25rem; margin-bottom: 2rem; flex-wrap: wrap; }
.summary-card {
    flex: 1;
    min-width: 160px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-top: 4px solid var(--primary);
    padding: 1.75rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.2s;
}
.summary-card:hover { transform: translateY(-3px); }
.summary-card.madya { border-top-color: var(--success); }
.summary-card.utama { border-top-color: var(--warning); }
.summary-card h4 { color: var(--text-muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
.summary-score { font-size: 1.6rem; font-weight: 800; color: var(--primary); margin-top: 0.5rem; }
.summary-card.madya .summary-score { color: var(--success); }
.summary-card.utama .summary-score { color: var(--warning); }

.conclusion-box {
    background: linear-gradient(135deg, #ecfdf5, #d1fae5);
    border: 1px solid #a7f3d0;
    padding: 2.5rem 2rem;
    border-radius: var(--radius-xl);
    margin-bottom: 2rem;
}
.conclusion-box h4 { color: #065f46; font-size: 1.1rem; }
.status-badge {
    display: inline-block;
    background: var(--success);
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    padding: 0.6rem 2rem;
    border-radius: 2rem;
    margin-top: 1rem;
    box-shadow: 0 12px 30px -10px rgba(16, 185, 129, 0.8);
}
.action-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Progress bar on setup */
.progress-hint {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 900px) {
    .dashboard-layout { flex-direction: column; }
    .sidebar { width: 100%; flex-direction: row; align-items: center; padding: 0 1rem; justify-content: space-between; overflow-x: auto; }
    .sidebar-header, .sidebar-user, .nav-label { display: none; }
    .sidebar-nav { flex-direction: row; padding: 0.5rem; }
    .nav-item { padding: 0.5rem 0.9rem; font-size: 0.9rem; }
    .nav-item span { display: none; }
    .nav-item.active::before { display: none; }
    .content-area { padding: 1.25rem; }
    .tab-btn { justify-content: center; }
}