/* save button */
        .wz-save {
            position: absolute;
            top: 24px;
            right: 24px;
            width: 40px;
            height: 40px;
            border-radius: var(--wz-radius-xs);
            background: var(--wz-bg);
            border: 1.5px solid var(--wz-border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--wz-ink-muted);
            font-size: 15px;
            cursor: pointer;
            transition: all .25s;
            z-index: 5;
        }

        .wz-save:hover {
            background: var(--wz-accent);
            border-color: var(--wz-accent);
            color: #fff;
            transform: scale(1.1);
        }

        .wz-save.saved {
            background: var(--wz-accent);
            border-color: var(--wz-accent);
            color: #fff;
        }

        @media (max-width: 767px) {
            .wz-save { display: none; }
        }
        
        /* small loading spinner overlay (optional) */
        .wz-save .spinner {
          display: none;
          width: 16px;
          height: 16px;
          border: 2px solid rgba(255,255,255,0.25);
          border-top-color: rgba(255,255,255,0.9);
          border-radius: 50%;
          animation: spin 0.8s linear infinite;
        }
        .wz-save.loading .fa-bookmark { display: none; }
        .wz-save.loading .spinner { display: inline-block; }

        @keyframes spin { to { transform: rotate(360deg); } }

        /* Toast container (bottom-right) */
        #wzToastContainer {
          position: fixed;
          bottom: 22px;
          right: 22px;
          z-index: 10800;
        }
        :root {
            --wz-blue: #0088ff;
            --wz-blue-dark: #0066cc;
            --wz-blue-light: #3B82F6;
            --wz-navy: #0F172A;
            --wz-navy-light: #1E293B;
            --wz-slate-50: #F8FAFC;
            --wz-slate-100: #F1F5F9;
            --wz-slate-200: #E2E8F0;
            --wz-slate-300: #CBD5E1;
            --wz-slate-400: #94A3B8;
            --wz-slate-600: #475569;
            --wz-slate-700: #334155;
            --wz-slate-800: #1E293B;
            --wz-white: #FFFFFF;
            --wz-black: #000000;
        }

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: 15px;
            line-height: 1.6;
            color: var(--wz-slate-700);
            background: var(--wz-slate-50);
            overflow-x: hidden;
        }

        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--wz-navy);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        a {
            text-decoration: none;
            color: var(--wz-blue);
            transition: all 0.3s ease;
        }

        a:hover {
            color: var(--wz-blue-dark);
        }

        /* ========== PRELOADER ========== */
        .preloader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--wz-white);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 99999;
            transition: opacity 0.5s ease, visibility 0.5s ease;
        }

        .preloader.hidden {
            opacity: 0;
            visibility: hidden;
        }

        .preloader-content {
            text-align: center;
        }

        .preloader-logo {
            margin-bottom: 24px;
            animation: pulse 2s ease-in-out infinite;
        }

        .preloader-bar {
            width: 200px;
            height: 3px;
            background: var(--wz-slate-200);
            border-radius: 10px;
            overflow: hidden;
            position: relative;
        }

        .preloader-progress {
            position: absolute;
            top: 0;
            left: -50%;
            height: 100%;
            width: 50%;
            background: linear-gradient(90deg, var(--wz-blue) 0%, var(--wz-blue-light) 100%);
            border-radius: 10px;
            animation: loading 1.5s ease-in-out infinite;
        }

        @keyframes loading {
            0% { left: -50%; }
            100% { left: 100%; }
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.7; }
        }

        /* ========== SMOOTH SCROLL ========== */
        html {
            scroll-behavior: smooth;
        }

        /* ========== MODERN BUTTONS ========== */
        .btn {
            padding: 12px 28px;
            font-weight: 600;
            font-size: 14px;
            border-radius: 10px;
            border: none;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            text-transform: none;
            letter-spacing: 0;
        }

        .btn-primary {
            background: var(--wz-blue);
            color: var(--wz-white);
            box-shadow: 0 2px 8px rgba(0, 136, 255, 0.25);
        }

        .btn-primary:hover {
            background: var(--wz-blue-dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(0, 136, 255, 0.35);
            color: var(--wz-white);
        }

        .btn-outline-primary {
            border: 2px solid var(--wz-blue);
            color: var(--wz-blue);
            background: transparent;
        }

        .btn-outline-primary:hover {
            background: var(--wz-blue);
            color: var(--wz-white);
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }

        .btn-sm {
            padding: 8px 20px;
            font-size: 13px;
        }

        /* ========== FORMS ========== */
        .form-control,
        .form-select {
            padding: 14px 18px;
            font-size: 15px;
            border: 2px solid var(--wz-slate-200);
            border-radius: 12px;
            transition: all 0.3s ease;
            font-weight: 500;
            color: var(--wz-slate-700);
            background: var(--wz-white);
        }

        .form-control:focus,
        .form-select:focus {
            border-color: var(--wz-blue);
            box-shadow: 0 0 0 4px rgba(0, 136, 255, 0.1);
            outline: none;
        }

        .form-control::placeholder {
            color: var(--wz-slate-400);
        }

        /* ========== CARDS ========== */
        .card {
            border: 2px solid var(--wz-slate-200);
            border-radius: 16px;
            background: var(--wz-white);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            transition: all 0.3s ease;
        }

        .card:hover {
            border-color: var(--wz-slate-300);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }

        .card-header {
            background: var(--wz-slate-50);
            border-bottom: 2px solid var(--wz-slate-200);
            padding: 20px 24px;
            font-weight: 700;
            border-radius: 14px 14px 0 0;
        }

        .card-body {
            padding: 24px;
        }

        /* ========== BADGES ========== */
        .badge {
            padding: 6px 14px;
            font-weight: 600;
            font-size: 12px;
            border-radius: 50px;
            letter-spacing: 0.3px;
        }

        .badge-primary {
            background: var(--wz-blue);
            color: var(--wz-white);
        }

        .badge-light {
            background: var(--wz-slate-100);
            color: var(--wz-slate-700);
        }

        /* ========== TOOLTIPS ========== */
        .tooltip-inner {
            background: var(--wz-navy);
            border-radius: 8px;
            padding: 8px 14px;
            font-weight: 500;
        }

        /* ========== SECTION SPACING ========== */
        .section {
            padding: 80px 0;
        }

        .section-sm {
            padding: 60px 0;
        }

        @media (max-width: 991px) {
            .section {
                padding: 60px 0;
            }
            .section-sm {
                padding: 40px 0;
            }
        }

        /* ========== UTILITIES ========== */
        .text-navy {
            color: var(--wz-navy) !important;
        }

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

        .bg-light-blue {
            background: var(--wz-slate-50) !important;
        }

        .shadow-sm-custom {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }

        .shadow-md-custom {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }

        .shadow-lg-custom {
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
        }

        /* ========== RESPONSIVE HELPERS ========== */
        @media (max-width: 767px) {
            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 24px;
            }
            h3 {
                font-size: 20px;
            }
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }
            to {
                opacity: 1;
            }
        }

        .animate-fade-in {
            animation: fadeIn 0.6s ease-out;
        }

        .animate-fade-in-up {
            animation: fadeInUp 0.8s ease-out;
        }

        /* ========== SCROLL TO TOP BUTTON ========== */
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background: var(--wz-blue);
            color: var(--wz-white);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 136, 255, 0.3);
        }

        .scroll-top.show {
            opacity: 1;
            visibility: visible;
        }

        .scroll-top:hover {
            background: var(--wz-blue-dark);
            transform: translateY(-4px);
        }