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

        
         /* ===================================================
               NDMU PRE-REGISTRATION — DESIGN SYSTEM v2
            =================================================== */

        /* --- CSS Variables --- */
        :root {
            --green: #198754;
            --green-dark: #0f5132;
            --green-mid: #157347;
            --green-light: #d1e7dd;
            --green-xlight: #edfbf3;
            --surface: #ffffff;
            --bg: #f0f4f8;
            --border: #e2e8f0;
            --text: #1e293b;
            --muted: #64748b;
            --ndmu-green: #198754;
            --ndmu-dark: #0f5132;
            --ndmu-teal: #20c997;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
            --shadow-green: 0 4px 16px rgba(25, 135, 84, 0.20);
        }

        /* --- Page Background --- */
        body {
            background: var(--bg) !important;
            background-image:
                radial-gradient(ellipse at 10% 20%, rgba(25, 135, 84, 0.06) 0%, transparent 55%),
                radial-gradient(ellipse at 90% 80%, rgba(32, 201, 151, 0.05) 0%, transparent 55%) !important;
            min-height: 100vh;
   
            font-family: 'Quicksand', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            color: #1e293b;
        }

        /* ── Dev Banner ── */
        .dev-banner {
            background: #FCA326;
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            text-align: center;
            padding: 6px 1rem;
            position: sticky;
            top: 0;
            z-index: 999;
            letter-spacing: 0.2px;
        }

        /* ── Top Navbar ── */
        .reg-navbar {
            background: linear-gradient(135deg, #0f5132 0%, #198754 60%, #20c997 100%);
            padding: 0.55rem 1.5rem;
            box-shadow: 0 2px 16px rgba(25, 135, 84, 0.28);
            position: sticky;
            top: 0;
            z-index: 800;
        }

        .reg-navbar .logo-img {
            height: 36px;
            filter: brightness(0) invert(1);
        }

        .reg-navbar .brand-wrap {
            line-height: 1.25;
        }

        .reg-navbar .brand-sub {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.2px;
            display: block;
        }

        .reg-navbar .brand-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.3px;
            display: block;
        }

        .reg-nav-link {
            color: rgba(255, 255, 255, 0.78) !important;
            font-size: 0.78rem;
            font-weight: 600;
            text-decoration: none;
            padding: 0.3rem 0.7rem;
            border-radius: 6px;
            transition: all 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        .reg-nav-link:hover {
            color: #fff !important;
            background: rgba(255, 255, 255, 0.13);
        }

        /* ── Main ── */
        .site-main {
            flex: 1;
        }

        /* ── Footer ── */
        .reg-footer {
            background: linear-gradient(135deg, #0a3d22 0%, #0f5132 100%);
            color: rgba(255, 255, 255, 0.68);
            font-size: 0.72rem;
            padding: 1rem 1.5rem;
            text-align: center;
        }

        .reg-footer a {
            color: rgba(255, 255, 255, 0.78);
            text-decoration: none;
            transition: color 0.2s;
        }

        .reg-footer a:hover {
            color: #fff;
        }

        .reg-footer-divider {
            color: rgba(255, 255, 255, 0.25);
            padding: 0 0.5rem;
        }

        /* ── Toast Alert ── */
        .toast-alert {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: #ffdfcd;
            color: #ef0000;
            padding: 12px 24px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: bold;
            border: 1px solid #ffa290;
            box-shadow: 0 4px 10px rgba(252, 127, 127, 0.3);
            display: flex;
            align-items: center;
            gap: 12px;
            transition: opacity 0.5s ease-in-out;
            opacity: 0;
            visibility: hidden;
            z-index: 9999;
            text-align: center;
        }

        .toast-alert.show {
            opacity: 1;
            visibility: visible;
        }

        .toast-alert i {
            font-size: 18px;
            color: #d9534f;
        }

        .text-dark{
            color: var(--text) !important;
        }
        /* --- Utility --- */
        .x-small {
            font-size: 0.72rem;
        }

        .xx-small {
            font-size: 0.65rem;
        }

        .fw-500 {
            font-weight: 500;
        }

        .letter-spacing-1 {
            letter-spacing: 0.05em;
        }

        /* ===================================================
               HERO SECTION
            =================================================== */
        .reg-hero {
            background: linear-gradient(135deg, #0f5132 0%, #198754 60%, #20c997 100%);
            border-radius: var(--radius-xl);
            padding: 2.2rem 2rem;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-green);
        }

        .reg-hero::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
        }

        .reg-hero::after {
            content: "";
            position: absolute;
            bottom: -40px;
            left: 30%;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }

        .reg-hero h2 {
            color: #fff !important;
        }
      
       
        .reg-hero .badge-pill-hero {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(4px);
            font-size: 0.75rem;
            padding: 0.45rem 1rem;
            border-radius: 50px;
        }

        .checklist-card {
            background: rgba(255, 255, 255, 0.14);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.25) !important;
            border-radius: var(--radius-lg) !important;
        }

        

        .checklist-card .alert-warning {
            background: rgba(255, 193, 7, 0.18) !important;
            border: 1px solid rgba(255, 193, 7, 0.3) !important;
        }

        .checklist-card i.fa-check-circle {
            color: #6ee7b7 !important;
        }

        /* ===================================================
               STEPPER
            =================================================== */
        .stepper-shell {
            background: var(--surface);
            border-radius: var(--radius-xl);
            padding: 1.2rem 1.5rem 0.8rem;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
        }

        .stepper-wrapper.compact {
            display: flex;
            justify-content: space-between;
            position: relative;
            background: transparent;
            padding: 0.5rem 0;
            margin-bottom: 0;
            box-shadow: none;
        }

        /* Animated connector line */
        .stepper-wrapper.compact::before {
            content: "";
            position: absolute;
            top: 22px;
            left: calc(16.66% + 4px);
            width: calc(66.66% - 8px);
            height: 3px;
            background: var(--border);
            z-index: 1;
            border-radius: 2px;
        }

        .stepper-connector-fill {
            position: absolute;
            top: 22px;
            left: calc(16.66% + 4px);
            height: 3px;
            background: linear-gradient(90deg, var(--green), #20c997);
            z-index: 2;
            border-radius: 2px;
            width: 0%;
            transition: width 0.55s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .stepper-item {
            position: relative;
            display: flex;
            flex-direction: column;
            align-items: center;
            flex: 1;
            z-index: 3;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .step-counter {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: #f1f5f9;
            border: 2.5px solid var(--border);
            display: flex;
            justify-content: center;
            align-items: center;
            font-weight: 700;
            margin-bottom: 6px;
            transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
            color: #94a3b8;
            font-size: 0.95rem;
        }

        .stepper-item:hover .step-counter {
            border-color: #86efac;
            color: var(--green);
        }

        .stepper-item.active .step-counter {
            background: linear-gradient(135deg, var(--green) 0%, #20c997 100%);
            color: #fff;
            border-color: transparent;
            transform: scale(1.15);
            box-shadow: 0 0 0 5px rgba(25, 135, 84, 0.15), var(--shadow-green);
        }

        .stepper-item.completed .step-counter {
            background: var(--green-light);
            color: var(--green);
            border-color: #86efac;
        }

        .stepper-item.completed .step-counter i {
            display: none;
        }

        .stepper-item.completed .step-counter::after {
            font-family: "Font Awesome 5 Free";
            font-weight: 900;
            content: "\f00c";
            font-size: 0.85rem;
        }

        .step-name {
            font-size: 0.72rem;
            color: #94a3b8;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.6px;
            transition: color 0.3s;
        }

        .stepper-item.active .step-name {
            color: var(--green);
        }

        .stepper-item.completed .step-name {
            color: #64748b;
        }

        .step-meta {
            font-size: 0.62rem;
            color: #cbd5e1;
            text-align: center;
            letter-spacing: 0.2px;
        }

        .stepper-item.active .step-meta {
            color: #86efac;
        }

        .stepper-item.completed .step-meta {
            color: #94a3b8;
        }

        /* Progress label + bar */
        .overall-progress {
            background: #e2e8f0;
        }

        .overall-progress .progress-bar {
            background: linear-gradient(90deg, var(--green), #20c997) !important;
        }

        /* ===================================================
               MAIN FORM CARD
            =================================================== */
        .main-registration-card {
            max-width: 100%;
            margin: 0 auto;
            border: none !important;
            border-radius: var(--radius-xl) !important;
            box-shadow: var(--shadow-lg) !important;
            overflow: hidden;
        }

        .main-registration-card>.card-body {
            padding: 2rem 2.2rem !important;
        }

        /* ===================================================
               STEP HEADERS
            =================================================== */
        .step-header {
            background: linear-gradient(135deg, rgba(25, 135, 84, 0.05) 0%, rgba(32, 201, 151, 0.04) 100%);
            border-radius: var(--radius-md);
            padding: 1rem 1.2rem !important;
            margin-bottom: 1.5rem !important;
            border: none !important;
            border-left: 4px solid var(--green) !important;
        }

        .step-badge-circle {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--green), #20c997);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.05rem;
            flex-shrink: 0;
            box-shadow: var(--shadow-green);
        }

        /* ===================================================
               SECTION CONTAINERS
            =================================================== */
        .section-container {
            padding: 1.4rem 1.6rem;
            background: var(--surface);
            border-radius: var(--radius-md) !important;
            margin-bottom: 1.25rem !important;
            border: 1px solid var(--border) !important;
            transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
            position: relative;
            overflow: hidden;
        }

        .section-container::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(180deg, var(--green), #20c997);
            border-radius: 4px 0 0 4px;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .section-container:hover {
            box-shadow: 0 6px 24px rgba(25, 135, 84, 0.08) !important;
            border-color: #86efac !important;
            transform: translateY(-2px);
        }

        .section-container:hover::before {
            opacity: 1;
        }

        /* Section icon badge */
        .section-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--green-light), #bbf7d0);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .section-icon i {
            color: var(--green) !important;
            font-size: 0.85rem;
        }

        /* ===================================================
               FORM FIELDS
            =================================================== */
        .form-label {
            font-size: 0.78rem;
            color: var(--muted);
            font-weight: 600;
            margin-bottom: 0.35rem;
            letter-spacing: 0.01em;
        }

        .form-control,
        .form-select {
            border-radius: var(--radius-sm) !important;
            border: 1.5px solid var(--border);
            padding: 0.55rem 0.9rem;
            font-size: 0.875rem;
            background-color: #f8fafc;
            color: var(--text);
            transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
            box-shadow: none !important;
        }

        .form-control-sm,
        .form-select-sm {
            padding: 0.42rem 0.8rem;
            font-size: 0.8rem;
        }

        .form-control::placeholder {
            color: #b0bec5;
            font-size: 0.82rem;
        }

        .form-control:focus,
        .form-select:focus {
            border-color: var(--green) !important;
            background-color: #fff;
            box-shadow: 0 0 0 3px rgba(25, 135, 84, 0.10) !important;
            outline: 0;
        }

        .form-control.border-success {
            border-color: #86efac !important;
        }

        .input-group-text {
            background: #f1f5f9;
            border: 1.5px solid var(--border);
            border-right: none !important;
            color: var(--muted);
            border-radius: var(--radius-sm) 0 0 var(--radius-sm) !important;
            font-size: 0.85rem;
        }

        .input-group .form-control,
        .input-group .form-select {
            border-left: 1.5px solid var(--border) !important;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0 !important;
        }

        /* Select2 */
        .select2-container--bootstrap-5 .select2-selection {
            border-radius: var(--radius-sm) !important;
            border: 1.5px solid var(--border) !important;
            min-height: 40px !important;
            background: #f8fafc !important;
            box-shadow: none !important;
        }

        .select2-container--bootstrap-5.select2-container--focus .select2-selection {
            border-color: var(--green) !important;
            box-shadow: 0 0 0 3px rgba(25, 135, 84, 0.10) !important;
        }

        .select2-container--bootstrap-5 .select2-dropdown {
            border-radius: var(--radius-md) !important;
            border: 1.5px solid var(--border) !important;
            box-shadow: var(--shadow-lg);
        }

        /* Select arrow */
        .form-select {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23198754' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
            background-repeat: no-repeat;
            background-position: right 0.75rem center;
            background-size: 13px;
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
        }

        /* ===================================================
               BUTTONS
            =================================================== */
        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            transition: all 0.22s ease;
            letter-spacing: 0.01em;
        }

        .btn:focus {
            box-shadow: none !important;
            outline: 0;
        }

        .btn-success {
            background: linear-gradient(135deg, var(--green) 0%, #20c997 100%);
            border: none;
            box-shadow: 0 2px 10px rgba(25, 135, 84, 0.25) !important;
        }

        .btn-success:hover {
            background: linear-gradient(135deg, var(--green-dark) 0%, var(--green) 100%);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(25, 135, 84, 0.30) !important;
        }

        .btn-success:active {
            transform: translateY(0);
        }

        .btn-success:disabled {
            background: #94a3b8 !important;
            box-shadow: none !important;
            transform: none !important;
        }

        .btn-outline-secondary {
            border: 1.5px solid var(--border);
            color: var(--muted);
            background: #f8fafc;
        }

        .btn-outline-secondary:hover {
            background: #f1f5f9;
            border-color: #94a3b8;
            color: var(--text);
        }

        /* ===================================================
               NAVIGATION FOOTER
            =================================================== */
        .step-nav-footer {
            background: #f8fafc;
            border-radius: 0 0 var(--radius-md) var(--radius-md);
            border-top: 1px solid var(--border);
            padding: 1rem 1.2rem;
            margin: 1.5rem -2.2rem -2rem;
        }

        /* ===================================================
               REGISTRATION SUMMARY BAR
            =================================================== */
        .reg-summary-bar {
            font-size: 0.78rem;
            background: linear-gradient(135deg, #f0fdf4, #dcfce7) !important;
            border: 1px solid #bbf7d0 !important;
            border-radius: var(--radius-md) !important;
        }

        .reg-summary-bar .badge {
            font-size: 0.72rem;
            background: #fff !important;
            border: 1px solid #86efac !important;
            color: var(--green) !important;
        }

        /* ===================================================
               DATA PRIVACY BOX
            =================================================== */
        .privacy-box {
            background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
            border-left: 4px solid var(--green) !important;
            border-radius: var(--radius-md);
            border: 1px solid #bbf7d0;
        }

        /* ===================================================
               TRANSITIONS & ANIMATIONS
            =================================================== */
        .fadeIn {
            animation: fadeInUp 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(16px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-pulse {
            animation: pulse-green 2.2s infinite;
        }

        @keyframes pulse-green {
            0% {
                box-shadow: 0 0 0 0 rgba(25, 135, 84, 0.4);
            }

            70% {
                box-shadow: 0 0 0 12px rgba(25, 135, 84, 0);
            }

            100% {
                box-shadow: 0 0 0 0 rgba(25, 135, 84, 0);
            }
        }

        .transition-all {
            transition: all 0.25s ease;
        }

        /* ===================================================
               FLOATING HELP FAB
            =================================================== */
        .help-fab {
            position: fixed;
            bottom: 28px;
            right: 28px;
            z-index: 900;
        }

        .help-fab-btn {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--green), #20c997);
            color: #fff;
            border: none;
            font-size: 1.1rem;
            box-shadow: 0 6px 20px rgba(25, 135, 84, 0.38);
            cursor: pointer;
            transition: all 0.25s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .help-fab-btn:hover {
            transform: scale(1.12) rotate(15deg);
        }

        .help-panel {
            position: absolute;
            bottom: 64px;
            right: 0;
            width: 270px;
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 1.1rem;
            display: none;
            border: 1px solid #bbf7d0;
        }

        .help-panel.show {
            display: block;
            animation: fadeInUp 0.25s ease;
        }

        .help-panel h6 {
            color: var(--green);
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: 0.7rem;
        }

        .help-panel ul {
            padding-left: 1rem;
            font-size: 0.78rem;
            color: var(--muted);
        }

        .help-panel ul li {
            margin-bottom: 0.45rem;
        }

        /* ===================================================
               PRIVACY MODAL HEADER
            =================================================== */
        #privacyModal .modal-header {
            background: linear-gradient(135deg, var(--green-dark), var(--green));
        }

        /* ===================================================
               RESPONSIVE
            =================================================== */
        @media (max-width: 768px) {
            .reg-hero {
                padding: 1.4rem 1.2rem;
            }

            .reg-hero::before,
            .reg-hero::after {
                display: none;
            }

            .main-registration-card>.card-body {
                padding: 1.2rem 1rem !important;
            }

            .step-nav-footer {
                margin: 1.2rem -1rem -1.2rem;
                padding: 0.9rem 1rem;
            }

            .stepper-shell {
                padding: 1rem;
            }

            .stepper-wrapper.compact::before {
                display: none;
            }

            .stepper-connector-fill {
                display: none;
            }

            .step-name,
            .step-meta {
                display: none;
            }

            .step-counter {
                width: 38px;
                height: 38px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 480px) {
            .reg-hero h2 {
                font-size: 1.3rem;
            }
        }