/* ─── Base ─── */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html,
        body {
            overflow-x: hidden !important;
            width: 100%;
            font-family: 'Inter', sans-serif;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        h1,
        h2,
        h3,
        h4,
        .font-display {
            font-family: 'Outfit', sans-serif;
        }

        /* ─── Scrollbar ─── */
        ::-webkit-scrollbar {
            width: 10px;
        }
        ::-webkit-scrollbar-track {
            background: transparent;
        }
        ::-webkit-scrollbar-thumb {
            background: #d1d5db;
            border-radius: 20px;
        }
        .dark ::-webkit-scrollbar-thumb {
            background: #374151;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #E60000;
        }

        /* ─── Gradients ─── */
        .img-gradient::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 10, 10, 0.85) 0%, rgba(10, 10, 10, 0) 100%);
        }
        .blob {
            position: absolute;
            filter: blur(80px);
            z-index: 0;
            opacity: 0.35;
        }

        /* ─── Glassmorphism ─── */
        .glass {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.10);
        }
        .dark .glass {
            background: rgba(0, 0, 0, 0.35);
            border-color: rgba(255, 255, 255, 0.05);
        }

        /* ─── Animated gradient text ─── */
        .gradient-text {
            background: linear-gradient(135deg, #E60000, #FF6B00, #E60000);
            background-size: 300% 300%;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: gradShift 6s ease infinite;
        }
        @keyframes gradShift {
            0%,
            100% {
                background-position: 0% 50%;
            }
            50% {
                background-position: 100% 50%;
            }
        }

        /* ─── Shine effect ─── */
        .shine {
            position: relative;
            overflow: hidden;
        }
        .shine::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.06) 0%, transparent 60%);
            pointer-events: none;
            animation: shineRotate 20s linear infinite;
        }
        @keyframes shineRotate {
            0% {
                transform: rotate(0deg);
            }
            100% {
                transform: rotate(360deg);
            }
        }

        /* ─── Theme Toggle Button ─── */
        .theme-toggle-btn {
            position: relative;
            width: 42px;
            height: 42px;
            border: none;
            background: none;
            cursor: pointer;
            padding-left: 3px;
            flex-shrink: 0;
        }
        .theme-toggle-track {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 35px;
            height: 35px;
            border-radius: 50%;
            background: #f1f1f1;
            border: 1.5px solid #e5e7eb;
            transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
            overflow: hidden;
        }
        .dark .theme-toggle-track {
            background: #1f2937;
            border-color: #374151;
        }
        .theme-toggle-btn:hover .theme-toggle-track {
            box-shadow: 0 0 0 3px rgba(230,0,0,0.18);
            border-color: #E60000;
        }
        .theme-toggle-icon {
            position: relative;
            width: 20px;
            height: 20px;
        }
        .theme-icon-sun,
        .theme-icon-moon {
            position: absolute;
            inset: 0;
            width: 20px;
            height: 20px;
            transition: opacity 0.35s ease, transform 0.5s cubic-bezier(0.34,1.56,0.64,1);
        }
        /* Light mode → show sun */
        .theme-icon-sun  { color: #E60000; opacity: 1; transform: rotate(0deg) scale(1); }
        .theme-icon-moon { color: #6b7280; opacity: 0; transform: rotate(-90deg) scale(0.5); }
        /* Dark mode → show moon */
        .dark .theme-icon-sun  { opacity: 0; transform: rotate(90deg) scale(0.5); }
        .dark .theme-icon-moon { color: #fbbf24; opacity: 1; transform: rotate(0deg) scale(1); }

        /* Spin animation on click */
        .theme-toggle-icon.is-spinning {
            animation: themeFlip 0.5s cubic-bezier(0.34,1.56,0.64,1);
        }
        @keyframes themeFlip {
            0%   { transform: rotate(0deg) scale(1); }
            40%  { transform: rotate(180deg) scale(0.7); }
            70%  { transform: rotate(300deg) scale(1.15); }
            100% { transform: rotate(360deg) scale(1); }
        }
        /* Glow pulse on the track after toggling */
        .theme-toggle-track.just-toggled {
            animation: toggleGlow 0.6s ease-out;
        }
        @keyframes toggleGlow {
            0%   { box-shadow: 0 0 0 0px rgba(230,0,0,0); }
            30%  { box-shadow: 0 0 0 7px rgba(230,0,0,0.25); }
            100% { box-shadow: 0 0 0 0px rgba(230,0,0,0); }
        }

        /* ─── Accessibility: skip link & focus states ─── */
        .skip-link {
            position: absolute;
            top: -100px;
            left: 1rem;
            z-index: 9999;
            background: #E60000;
            color: #fff;
            padding: 0.75rem 1.25rem;
            border-radius: 0.75rem;
            font-weight: 600;
            font-size: 0.9rem;
            text-decoration: none;
            transition: top 0.25s ease;
        }
        .skip-link:focus {
            top: 1rem;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible,
        [tabindex]:focus-visible {
            outline: 2px solid #E60000;
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ─── Number counter animation ─── */
        .stat-number {
            font-variant-numeric: tabular-nums;
        }

        /* ─── Vial (timer-fill) animation for additives ─── */
        .vial-box {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 18px;
            padding: 14px 16px;
            border-radius: 18px;
            background: rgba(0,0,0,0.025);
            border: 1px solid rgba(0,0,0,0.05);
        }
        .dark .vial-box {
            background: rgba(255,255,255,0.03);
            border-color: rgba(255,255,255,0.06);
        }
        .vial-svg-wrap { position: relative; width: 46px; height: 78px; flex-shrink: 0; }
        .vial-svg { width: 46px; height: 78px; overflow: visible; }
        .vial-glass { color: #c9ccd1; }
        .dark .vial-glass { color: #4b5563; }
        .vial-cap { fill: #c9ccd1; }
        .dark .vial-cap { fill: #4b5563; }
        .vial-liquid { transition: filter .3s; }
        .vial-liquid-amber { fill: #f59e0b; }
        .vial-liquid-blue  { fill: #3b82f6; }
        .vial-liquid-green { fill: #22c55e; }
        .vial-bubble {
            fill: rgba(255,255,255,0.55);
            opacity: 0;
            animation: vialBubble 2.2s ease-in-out infinite;
        }
        .vial-bubble:nth-child(2) { animation-delay: .4s; }
        .vial-bubble:nth-child(3) { animation-delay: .9s; }
        @keyframes vialBubble {
            0%   { opacity: 0; transform: translateY(0) scale(0.6); }
            15%  { opacity: .8; }
            85%  { opacity: .2; }
            100% { opacity: 0; transform: translateY(-46px) scale(1); }
        }
        .vial-glow {
            position: absolute;
            inset: -8px;
            border-radius: 50%;
            filter: blur(14px);
            opacity: 0;
            transition: opacity .6s ease;
            pointer-events: none;
        }
        .vial-glow-amber { background: radial-gradient(circle, rgba(245,158,11,.45), transparent 70%); }
        .vial-glow-blue  { background: radial-gradient(circle, rgba(59,130,246,.45), transparent 70%); }
        .vial-glow-green { background: radial-gradient(circle, rgba(34,197,94,.45), transparent 70%); }
        .vial-box.is-filled .vial-glow { opacity: 1; }

        .vial-info { display: flex; flex-direction: column; }
        .vial-counter {
            font-family: 'Outfit', sans-serif;
            font-weight: 800;
            font-size: 1.6rem;
            line-height: 1.1;
            color: #111827;
            opacity: 0;
            transform: translateY(6px);
            transition: opacity .5s ease, transform .5s ease;
        }
        .dark .vial-counter { color: #fff; }
        .vial-box.is-filled .vial-counter { opacity: 1; transform: translateY(0); }
        .vial-sublabel {
            font-size: .72rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: .04em;
            color: #9ca3af;
            margin-top: 2px;
        }

        /* ─── Clock-dial animation (Ngadalësues / Përshpejtues) ─── */
        .clock-face { fill: rgba(0,0,0,0.02); stroke: #c9ccd1; stroke-width: 2; }
        .dark .clock-face { fill: rgba(255,255,255,0.03); stroke: #4b5563; }
        .clock-tick { stroke: #c9ccd1; stroke-width: 1.6; stroke-linecap: round; }
        .dark .clock-tick { stroke: #4b5563; }
        .clock-center { fill: #6b7280; }
        .clock-hand { stroke-linecap: round; transform-origin: 39px 39px; }
        .clock-hand-min { stroke: #f59e0b; stroke-width: 3; }
        .clock-hand-hour { stroke: #f59e0b; stroke-width: 3; opacity: .55; }
        .vial-box[data-clock-speed="fast"] .clock-hand-min,
        .vial-box[data-clock-speed="fast"] .clock-hand-hour { stroke: #22c55e; }

        .vial-box[data-clock-speed="slow"].is-spinning .clock-hand-min {
            animation: clockSpinSlow 9s linear infinite;
        }
        .vial-box[data-clock-speed="slow"].is-spinning .clock-hand-hour {
            animation: clockSpinSlow 36s linear infinite;
        }
        .vial-box[data-clock-speed="fast"].is-spinning .clock-hand-min {
            animation: clockSpinFast 0.6s linear infinite;
            filter: blur(0.4px);
        }
        .vial-box[data-clock-speed="fast"].is-spinning .clock-hand-hour {
            animation: clockSpinFast 1.8s linear infinite;
            filter: blur(0.3px);
        }
        @keyframes clockSpinSlow { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
        @keyframes clockSpinFast { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

        .vial-box[data-clock-speed="fast"] .vial-glow { animation: clockPulseFast 0.7s ease-in-out infinite; }
        .vial-box[data-clock-speed="slow"].is-spinning .vial-glow { animation: clockPulseSlow 4.5s ease-in-out infinite; }
        @keyframes clockPulseFast { 0%,100% { opacity: .55; } 50% { opacity: 1; } }
        @keyframes clockPulseSlow { 0%,100% { opacity: .35; } 50% { opacity: .75; } }

        /* ─── Shield fill animation (Impermeabilizues) ─── */
        .vial-liquid-cyan { fill: #06b6d4; }
        .vial-glow-cyan { background: radial-gradient(circle, rgba(6,182,212,.45), transparent 70%); }
        .shield-glass { color: #c9ccd1; }
        .dark .shield-glass { color: #4b5563; }
        .water-drop {
            fill: #06b6d4;
            opacity: 0;
        }
        .vial-box.is-filled .water-drop {
            animation: dropRepel 2.2s ease-in-out infinite;
        }
        .vial-box.is-filled .water-drop:nth-child(2) { animation-delay: .5s; }
        .vial-box.is-filled .water-drop:nth-child(3) { animation-delay: 1s; }
        @keyframes dropRepel {
            0%   { opacity: 0; transform: translateY(-14px) scale(0.8); }
            28%  { opacity: 1; transform: translateY(2px) scale(1); }
            42%  { opacity: 1; transform: translateY(-2px) scale(1.05); }
            70%  { opacity: 0; transform: translateY(-22px) translateX(10px) scale(0.7); }
            100% { opacity: 0; transform: translateY(-22px) translateX(10px) scale(0.7); }
        }

        /* ─── Thermometer fill animation (Antifriz) ─── */
        .vial-liquid-ice { fill: #38bdf8; }
        .vial-glow-ice { background: radial-gradient(circle, rgba(56,189,248,.5), transparent 70%); }
        .snowflake-particle {
            position: absolute;
            font-size: .85rem;
            color: #7dd3fc;
            opacity: 0;
            pointer-events: none;
        }
        .vial-box.is-filled .snowflake-particle {
            animation: snowDrift 3.2s ease-in-out infinite;
        }
        .vial-box.is-filled .snowflake-particle:nth-child(2) { animation-delay: .7s; }
        .vial-box.is-filled .snowflake-particle:nth-child(3) { animation-delay: 1.5s; }
        @keyframes snowDrift {
            0%   { opacity: 0; transform: translateY(-4px) translateX(0) rotate(0deg); }
            20%  { opacity: .9; }
            80%  { opacity: .5; }
            100% { opacity: 0; transform: translateY(34px) translateX(6px) rotate(120deg); }
        }

        /* ─── Shield fill colors (Korrozion / Kripë) ─── */
        .vial-liquid-steel { fill: #64748b; }
        .vial-glow-steel { background: radial-gradient(circle, rgba(100,116,139,.45), transparent 70%); }
        .vial-liquid-teal { fill: #14b8a6; }
        .vial-glow-teal { background: radial-gradient(circle, rgba(20,184,166,.45), transparent 70%); }
        .water-drop.rust { fill: #f97316; }
        .water-drop.salt { fill: #f1f5f9; stroke: #94a3b8; stroke-width: 0.5; }

        /* ─── Floating particles ─── */
        #particles-canvas {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
        }

        /* ─── Concrete texture overlay ─── */
        .concrete-bg {
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }

        /* ─── Patent Checkbox ─── */
        .patent-checkbox-label { cursor: pointer; user-select: none; }
        .patent-box {
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            border: 2px solid #d1d5db;
            font-family: 'Outfit', sans-serif;
            font-weight: 800;
            font-size: 1.2rem;
            color: #6b7280;
            background: #f9fafb;
            transition: all 0.2s cubic-bezier(0.25,0.46,0.45,0.94);
        }
        .dark .patent-box {
            border-color: #374151;
            background: #1a1a1a;
            color: #9ca3af;
        }
        .patent-box:hover { border-color: #E60000; color: #E60000; transform: scale(1.07); }
        .patent-box-active, .peer:checked ~ .patent-box {
            background: #E60000 !important;
            border-color: #E60000 !important;
            color: #fff !important;
            box-shadow: 0 4px 18px rgba(230,0,0,0.4);
            transform: scale(1.08);
        }

        /* ─── Signature Pad ─── */
        .sig-wrapper { background: #fafafa; }
        .dark .sig-wrapper { background: #111; }
        #sig-canvas { background: transparent; }

        /* ─── Confetti particle ─── */
        @keyframes confettiFall {
            0% { transform: translateY(-20px) rotate(0deg); opacity: 1; }
            100% { transform: translateY(110vh) rotate(720deg); opacity: 0; }
        }

        /* ─── File input styling ─── */
        .file-input-wrapper {
            position: relative;
            overflow: hidden;
        }
        .file-input-wrapper input[type="file"] {
            position: absolute;
            left: 0;
            top: 0;
            opacity: 0;
            width: 100%;
            height: 100%;
            cursor: pointer;
        }
        .file-input-wrapper .file-label {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.75rem 1.5rem;
            border-radius: 9999px;
            border: 2px dashed #d1d5db;
            transition: all 0.2s;
        }
        .dark .file-input-wrapper .file-label {
            border-color: #374151;
        }
        .file-input-wrapper:hover .file-label {
            border-color: #E60000;
        }
        .file-input-wrapper .file-label i {
            font-size: 1.25rem;
            color: #E60000;
        }
        .file-name {
            font-size: 0.875rem;
            color: #6b7280;
        }
        .dark .file-name {
            color: #9ca3af;
        }

        /* ─── PWA Install Prompt ─── */
        .pwa-install-toast {
            position: fixed;
            left: 50%;
            bottom: -200px;
            transform: translateX(-50%);
            width: min(420px, calc(100% - 2rem));
            background: #fff;
            border-radius: 1.5rem;
            box-shadow: 0 20px 50px -12px rgba(0,0,0,0.25), 0 0 0 1px rgba(0,0,0,0.04);
            padding: 1.25rem 1.25rem 1.4rem;
            z-index: 9999;
            transition: bottom 0.55s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s ease;
            opacity: 0;
        }
        .pwa-install-toast.show {
            bottom: 1.25rem;
            opacity: 1;
        }
        .dark .pwa-install-toast {
            background: #1c1c1e;
            box-shadow: 0 20px 50px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.06);
        }
        .pwa-install-toast .pwa-close {
            position: absolute;
            top: 0.6rem;
            right: 0.7rem;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #9ca3af;
            background: transparent;
            border: none;
            cursor: pointer;
            transition: background 0.2s, color 0.2s;
            font-size: 0.85rem;
        }
        .pwa-install-toast .pwa-close:hover {
            background: rgba(0,0,0,0.06);
            color: #374151;
        }
        .dark .pwa-install-toast .pwa-close:hover {
            background: rgba(255,255,255,0.08);
            color: #e5e7eb;
        }
        .pwa-install-toast .pwa-body {
            display: flex;
            align-items: center;
            gap: 0.9rem;
        }
        .pwa-install-toast .pwa-icon {
            width: 54px;
            height: 54px;
            border-radius: 1rem;
            overflow: hidden;
            flex-shrink: 0;
            box-shadow: 0 6px 16px -4px rgba(230,0,0,0.35);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .pwa-install-toast .pwa-icon img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .pwa-install-toast .pwa-text h4 {
            font-weight: 700;
            font-size: 1rem;
            margin: 0 0 0.15rem;
            color: #111827;
        }
        .dark .pwa-install-toast .pwa-text h4 {
            color: #fff;
        }
        .pwa-install-toast .pwa-text p {
            font-size: 0.82rem;
            color: #6b7280;
            margin: 0;
            line-height: 1.3;
        }
        .dark .pwa-install-toast .pwa-text p {
            color: #9ca3af;
        }
        .pwa-install-toast .pwa-actions {
            display: flex;
            gap: 0.6rem;
            margin-top: 1rem;
        }
        .pwa-install-toast .pwa-btn-install {
            flex: 1;
            background: #E60000;
            color: #fff;
            border: none;
            border-radius: 0.85rem;
            padding: 0.65rem 1rem;
            font-weight: 600;
            font-size: 0.88rem;
            cursor: pointer;
            transition: transform 0.2s, background 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
        }
        .pwa-install-toast .pwa-btn-install:hover {
            background: #c40000;
            transform: translateY(-1px);
        }
        .pwa-install-toast .pwa-btn-dismiss {
            background: transparent;
            border: 1px solid #e5e7eb;
            color: #6b7280;
            border-radius: 0.85rem;
            padding: 0.65rem 1rem;
            font-weight: 600;
            font-size: 0.88rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .pwa-install-toast .pwa-btn-dismiss:hover {
            background: rgba(0,0,0,0.04);
        }
        .dark .pwa-install-toast .pwa-btn-dismiss {
            border-color: #374151;
            color: #d1d5db;
        }
        .dark .pwa-install-toast .pwa-btn-dismiss:hover {
            background: rgba(255,255,255,0.06);
        }
        @media (max-width: 480px) {
            .pwa-install-toast .pwa-actions { flex-direction: column; }
        }

        /* ─── Modal Base ─── */
        .modal-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            z-index: 999;
            justify-content: center;
            align-items: center;
            padding: 1.5rem;
        }
        .modal-overlay.active {
            display: flex;
        }
        .modal-box {
            max-width: 520px;
            width: 100%;
            background: white;
            border-radius: 2rem;
            padding: 2.5rem 2rem;
            text-align: center;
            box-shadow: 0 40px 60px rgba(0, 0, 0, 0.4);
            animation: modalPop 0.4s ease-out;
            position: relative;
        }
        .dark .modal-box {
            background: #141414;
            border: 1px solid #1f1f1f;
        }
        @keyframes modalPop {
            0% {
                transform: scale(0.85) translateY(20px);
                opacity: 0;
            }
            100% {
                transform: scale(1) translateY(0);
                opacity: 1;
            }
        }
        .modal-box .modal-icon {
            font-size: 3.5rem;
            color: #E60000;
            margin-bottom: 1rem;
        }
        .modal-box h3 {
            font-family: 'Outfit', sans-serif;
            font-weight: 700;
            font-size: 1.8rem;
            margin-bottom: 0.75rem;
            color: #111;
        }
        .dark .modal-box h3 {
            color: #fff;
        }
        .modal-box p {
            color: #6b7280;
            font-size: 1rem;
            line-height: 1.6;
        }
        .dark .modal-box p {
            color: #9ca3af;
        }
        .modal-box .btn-close-modal {
            margin-top: 1.8rem;
            padding: 0.7rem 2.5rem;
            border-radius: 9999px;
            background: #E60000;
            color: white;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .modal-box .btn-close-modal:hover {
            background: #B30000;
            transform: scale(1.02);
        }

        /* ─── Video Modal ─── */
        .video-modal-box {
            max-width: 800px;
            padding: 1rem;
            background: #0a0a0a;
            border-radius: 2rem;
            border: 1px solid #333;
        }
        .video-modal-box .video-wrapper {
            position: relative;
            padding-bottom: 56.25%;
            height: 0;
            border-radius: 1.5rem;
            overflow: hidden;
            background: #1a1a1a;
        }
        .video-modal-box .video-wrapper img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.7;
        }
        .video-modal-box .video-wrapper .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80px;
            height: 80px;
            background: #E60000;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: white;
            cursor: pointer;
            box-shadow: 0 0 40px rgba(230, 0, 0, 0.6);
            transition: transform 0.2s;
            border: none;
        }
        .video-modal-box .video-wrapper .play-btn:hover {
            transform: translate(-50%, -50%) scale(1.1);
        }
        .video-modal-box .video-wrapper .play-btn i {
            margin-left: 6px;
        }
        .video-modal-box .video-wrapper iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            border: 0;
        }
        .video-modal-box .btn-close-modal {
            background: #333;
            color: #fff;
            margin-top: 1rem;
            padding: 0.5rem 1.5rem;
        }
        .video-modal-box .btn-close-modal:hover {
            background: #555;
        }

        /* ─── Product Grid Expansion ─── */
        .product-grid-expanded .product-card {
            transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        .product-grid-expanded .product-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 25px 40px -15px rgba(0, 0, 0, 0.2);
        }

        /* ─── Tip cards extra ─── */
        .tip-card {
            transition: all 0.3s ease;
        }
        .tip-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 30px -10px rgba(0, 0, 0, 0.15);
        }
        .dark .tip-card:hover {
            box-shadow: 0 20px 30px -10px rgba(0, 0, 0, 0.4);
        }

        /* ─── Kalkulatori – Vizualizimi i Betonimit (elegant) ─── */
        #kinetic-viz {
            position: relative;
            isolation: isolate;
            background:
                radial-gradient(120% 140% at 12% -10%, rgba(230,0,0,0.20), transparent 55%),
                radial-gradient(90% 120% at 100% 110%, rgba(255,255,255,0.05), transparent 60%),
                linear-gradient(165deg, #1c1c1c 0%, #101010 60%, #060606 100%);
        }
        #kinetic-viz::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle, rgba(255,255,255,0.09) 1px, transparent 1px);
            background-size: 20px 20px;
            opacity: 0.5;
            z-index: 0;
            -webkit-mask-image: linear-gradient(to bottom, transparent, black 35%, black 75%, transparent);
                    mask-image: linear-gradient(to bottom, transparent, black 35%, black 75%, transparent);
        }
        #viz-stage {
            position: relative;
            z-index: 1;
        }
        #viz-stage::after {
            content: '';
            position: absolute;
            left: 6%;
            right: 6%;
            bottom: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.22), transparent);
        }
        #viz-slab {
            transition: width 0.8s cubic-bezier(0.22, 1, 0.36, 1), height 0.8s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease;
            box-shadow:
                0 0 0 1px rgba(255,255,255,0.10) inset,
                0 2px 0 rgba(255,255,255,0.22) inset,
                0 -10px 26px -6px rgba(230,0,0,0.5),
                0 14px 24px -10px rgba(0,0,0,0.65);
            border-radius: 8px 8px 3px 3px;
            position: relative;
            overflow: hidden;
        }
        #viz-slab::before {
            content: '';
            position: absolute;
            left: -25%;
            right: -25%;
            bottom: -8px;
            height: 12px;
            background: radial-gradient(ellipse at center, rgba(0,0,0,0.6), transparent 70%);
            filter: blur(2px);
            z-index: -1;
        }
        #viz-slab::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
            transform: translateX(-100%);
            animation: slab-sheen 2.6s ease-in-out infinite;
        }
        @keyframes slab-sheen {
            0% { transform: translateX(-100%); }
            50%, 100% { transform: translateX(100%); }
        }
        #truck-icon {
            display: inline-block;
            transition: transform 0.3s ease;
            transform-origin: center;
        }
        #truck-icon.driving {
            animation: truck-drive linear infinite;
        }
        @keyframes truck-drive {
            0%     { transform: translateX(-4px) scaleX(-1); }
            50%    { transform: translateX(4px) scaleX(-1); }
            50.01% { transform: translateX(4px) scaleX(1); }
            100%   { transform: translateX(-4px) scaleX(1); }
        }
        .viz-stat-value {
            transition: color 0.3s ease;
        }
        .viz-pulse {
            animation: viz-pulse-anim 0.5s ease;
        }
        @keyframes viz-pulse-anim {
            0% { transform: scale(1); }
            35% { transform: scale(1.18); color: #ff4d4d; }
            100% { transform: scale(1); }
        }

        /* ─── Flota e kamionëve mini (elegant) ─── */
        .truck-slot {
            position: relative;
            width: 32px;
            height: 24px;
            border-radius: 8px;
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.13);
            box-shadow: 0 3px 8px -2px rgba(0,0,0,0.45);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            opacity: 0;
            transform: translateY(6px) scale(0.85);
            animation: truck-slot-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
            transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
        }
        .truck-slot:hover {
            transform: translateY(-2px) scale(1.06);
            border-color: rgba(230,0,0,0.55);
            box-shadow: 0 6px 14px -4px rgba(230,0,0,0.35);
        }
        @keyframes truck-slot-in {
            to { opacity: 1; transform: translateY(0) scale(1); }
        }
        .truck-slot i {
            position: relative;
            z-index: 2;
            font-size: 10px;
            color: rgba(255,255,255,0.9);
        }
        .truck-slot .truck-fill {
            position: absolute;
            left: 0; bottom: 0;
            width: 100%;
            height: 0%;
            background: linear-gradient(180deg, #ff6a3d, #E60000);
            transition: height 0.6s cubic-bezier(0.22, 1, 0.36, 1);
            z-index: 1;
        }
        .truck-slot.truck-full .truck-fill { height: 100%; }

        /* ─── Kalkulatori – range slider custom ─── */
        input[type="range"] {
            -webkit-appearance: none;
            appearance: none;
            height: 6px;
            border-radius: 6px;
            background: #d1d5db;
            outline: none;
        }
        input[type="range"]::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: #E60000;
            cursor: pointer;
            box-shadow: 0 0 8px rgba(230, 0, 0, 0.4);
            transition: 0.15s;
        }
        input[type="range"]::-webkit-slider-thumb:hover {
            transform: scale(1.15);
        }
        input[type="range"]::-moz-range-thumb {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: #E60000;
            cursor: pointer;
            border: none;
        }
        .dark input[type="range"] {
            background: #374151;
        }

        /* ─── Go to Top Button ─── */
        #go-top-btn {
            position: fixed;
            bottom: 24px;
            right: 24px;
            z-index: 9998;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #E60000;
            color: #fff;
            border: none;
            cursor: pointer;
            box-shadow: 0 8px 30px rgba(230, 0, 0, 0.4);
            transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            opacity: 0;
            visibility: hidden;
            transform: scale(0.8) translateY(20px);
            font-size: 1.4rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        #go-top-btn.visible {
            opacity: 1;
            visibility: visible;
            transform: scale(1) translateY(0);
        }
        #go-top-btn:hover {
            background: #B30000;
            transform: scale(1.08);
            box-shadow: 0 12px 40px rgba(230, 0, 0, 0.55);
        }
        #go-top-btn:active {
            transform: scale(0.92);
        }
        @media (max-width: 640px) {
            #go-top-btn {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
                bottom: 20px;
                right: 20px;
            }
        }

        /* ─── Improved responsive container ─── */
        .container-wide {
            max-width: 1440px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        @media (min-width: 1536px) {
            .container-wide {
                padding-left: 4rem;
                padding-right: 4rem;
            }
        }
        @media (max-width: 640px) {
            .container-wide {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }

        /* ─── S25 Ultra & large screen optimizations ─── */
        @media (min-width: 1280px) and (min-height: 800px) {
            .hero-text h1 {
                font-size: clamp(3.5rem, 6vw, 5.5rem) !important;
            }
            .hero-text p {
                font-size: 1.25rem !important;
            }
            .hero-image img {
                height: 550px !important;
            }
            .grid-cards-4 {
                grid-template-columns: repeat(4, 1fr) !important;
            }
        }
        @media (min-width: 1440px) {
            .hero-text h1 {
                font-size: clamp(4rem, 7vw, 6rem) !important;
            }
            .hero-image img {
                height: 600px !important;
            }
            .section-padding {
                padding-top: 6rem !important;
                padding-bottom: 6rem !important;
            }
        }

        /* ─── Smooth loading ─── */
        .fade-in-section {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }
        .fade-in-section.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ─── Project card hover ─── */
        .project-card {
            transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        .project-card:hover {
            transform: translateY(-10px) scale(1.01);
            box-shadow: 0 30px 50px -20px rgba(0, 0, 0, 0.3);
        }
        .project-card .overlay {
            background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 60%);
        }

        /* ─── Wall of Projects (3D Brick Wall) ─── */
        .wall-scene {
            perspective: 1800px;
            padding: 10px 4px 4px;
        }
        .wall-row {
            display: flex;
            gap: 14px;
            margin-bottom: 14px;
        }
        .wall-row-offset {
            margin-left: 12%;
            margin-right: -12%;
        }
        .brick {
            position: relative;
            flex: 1;
            height: 210px;
            border-radius: 16px;
            overflow: hidden;
            cursor: pointer;
            background-size: cover;
            background-position: center;
            transform-style: preserve-3d;
            transform: translateZ(0) rotateX(0deg) rotateY(0deg) scale(1);
            transition: transform .5s cubic-bezier(.2,.8,.2,1), box-shadow .5s ease;
            box-shadow: 0 10px 22px rgba(0,0,0,.28), inset 0 0 0 1px rgba(255,255,255,.06);
            outline: none;
        }
        .brick.brick-wide { flex: 1.6; }
        .brick::before {
            content: '';
            position: absolute;
            inset: 0;
            box-shadow: inset 0 -4px 0 rgba(0,0,0,.35), inset 0 3px 0 rgba(255,255,255,.08);
            pointer-events: none;
            z-index: 1;
        }
        .brick::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0,0,0,.85) 0%, rgba(0,0,0,.2) 55%, rgba(0,0,0,0) 100%);
        }
        .brick:hover, .brick:focus-visible {
            transform: translateZ(55px) rotateX(6deg) rotateY(-5deg) scale(1.035);
            box-shadow: 0 35px 50px -12px rgba(0,0,0,.55), 0 0 0 1px rgba(230,0,0,.4);
            z-index: 5;
        }
        .brick .brick-content {
            position: absolute;
            left: 0; right: 0; bottom: 0;
            padding: 16px 18px;
            z-index: 2;
            color: #fff;
            transform: translateZ(25px);
        }
        .brick .brick-tag {
            display: inline-block;
            font-size: .65rem;
            font-weight: 700;
            letter-spacing: .03em;
            text-transform: uppercase;
            background: #E60000;
            padding: 3px 11px;
            border-radius: 999px;
            margin-bottom: 7px;
        }
        .brick h4 {
            font-family: 'Outfit', sans-serif;
            font-weight: 700;
            font-size: 1.05rem;
            line-height: 1.25;
        }
        .brick .brick-meta {
            font-size: .72rem;
            opacity: .85;
            margin-top: 5px;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .brick .brick-meta i { color: #FF6B6B; margin-right: 3px; }
        .brick.brick-cta {
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg,#1a1a1a,#0a0a0a);
            border: 1px dashed rgba(255,255,255,.25);
        }
        .dark .brick.brick-cta { background: linear-gradient(135deg,#141414,#080808); }
        .brick.brick-cta::after { content: none; }
        .brick.brick-cta .brick-cta-inner {
            text-align: center;
            color: #fff;
            transform: translateZ(25px);
            padding: 0 12px;
        }
        .brick.brick-cta i.brick-cta-icon {
            font-size: 1.6rem;
            color: #E60000;
            margin-bottom: 6px;
            display: block;
        }
        .brick.brick-cta span {
            font-family: 'Outfit', sans-serif;
            font-weight: 700;
            font-size: .95rem;
        }
        @media (max-width: 767px) {
            .wall-row { flex-direction: column; gap: 14px; }
            .wall-row-offset { margin-left: 0; margin-right: 0; }
            .brick, .brick.brick-wide {
                flex: 0 0 auto;
                width: 100%;
                height: 190px;
            }
        }

        /* ─── Project Detail Modal ─── */
        .project-modal-box {
            max-width: 560px;
            padding: 0;
            overflow: hidden;
            text-align: left;
        }
        .project-modal-box .pm-image-wrap { position: relative; }
        .project-modal-box .pm-image {
            width: 100%;
            height: 240px;
            object-fit: cover;
            display: block;
        }
        .project-modal-box .pm-close {
            position: absolute;
            top: 14px;
            right: 14px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(0,0,0,.55);
            color: #fff;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .95rem;
            transition: background .2s;
        }
        .project-modal-box .pm-close:hover { background: #E60000; }
        .project-modal-box .pm-body { padding: 1.75rem 2rem 2rem; }
        .project-modal-box .pm-tag {
            display: inline-block;
            background: #E60000;
            color: #fff;
            font-size: .7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: .03em;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: .75rem;
        }
        .project-modal-box h3 { text-align: left; margin-bottom: .5rem; }
        .project-modal-box .pm-meta {
            display: flex;
            gap: 16px;
            font-size: .8rem;
            color: #9ca3af;
            margin-bottom: .9rem;
            flex-wrap: wrap;
        }
        .project-modal-box .pm-meta i { color: #E60000; margin-right: 4px; }
        .project-modal-box p.pm-desc { text-align: left; }
        .project-modal-box .btn-close-modal { margin-top: 1.5rem; }

        /* ─── Smooth anchor scroll ─── */
        html {
            scroll-behavior: smooth;
        }

        /* ─── Loading shimmer for images ─── */
        .img-loading {
            background: linear-gradient(110deg, #ececec 30%, #f5f5f5 50%, #ececec 70%);
            background-size: 200% 100%;
            animation: shimmer-loading 1.6s ease-in-out infinite;
        }
        .dark .img-loading {
            background: linear-gradient(110deg, #1a1a1a 30%, #2a2a2a 50%, #1a1a1a 70%);
            background-size: 200% 100%;
        }
        @keyframes shimmer-loading {
            0% {
                background-position: 200% 0;
            }
            100% {
                background-position: -200% 0;
            }
        }

        /* ─── Navbar styling – floating, rounded, with red progress line ─── */
        .navbar-wrapper {
            position: fixed;
            top: 1rem;
            left: 0;
            right: 0;
            z-index: 50;
            padding-left: 1rem;
            padding-right: 1rem;
        }
        @media (min-width: 768px) {
            .navbar-wrapper {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }
        @media (min-width: 1280px) {
            .navbar-wrapper {
                padding-left: 3rem;
                padding-right: 3rem;
            }
        }

        #navbar {
            max-width: 1280px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.75);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 9999px;
            padding: 0.6rem 1.5rem;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        .dark #navbar {
            background: rgba(10, 10, 10, 0.8);
            border-color: rgba(255, 255, 255, 0.05);
        }

        /* Red progress line inside navbar */
        #navbar-progress {
            position: absolute;
            bottom: 0;
            left: 0;
            height: 3px;
            width: 0%;
            background: #E60000;
            border-radius: 0 0 0 0;
            transition: width 0.08s ease-out;
            box-shadow: 0 0 10px rgba(230, 0, 0, 0.3);
        }
        .dark #navbar-progress {
            box-shadow: 0 0 12px rgba(230, 0, 0, 0.5);
        }

        #navbar .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            position: relative;
            z-index: 2;
        }
        @media (max-width: 640px) {
            #navbar {
                padding: 0.5rem 1rem;
            }
            #navbar .logo-text {
                font-size: 1.1rem;
            }
            #navbar .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
        }

        /* Mobile menu – centered */
        #mobile-menu {
            max-width: 100%;
            margin-left: auto;
            margin-right: auto;
            margin-top: 0.5rem;
        }
        #mobile-menu .flex-col {
            align-items: center;
        }

        /* ─── Mobile menu smooth premium transition ─── */
        #mobile-menu {
            display: block;
            overflow: hidden;
            max-height: 0;
            opacity: 0;
            transform: translateY(-12px) scale(0.97);
            pointer-events: none;
            transition: max-height 0.5s cubic-bezier(0.16, 1, 0.3, 1),
                        opacity 0.35s ease,
                        transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
            transform-origin: top center;
        }
        #mobile-menu.menu-open {
            opacity: 1;
            transform: translateY(0) scale(1);
            pointer-events: auto;
        }
        #mobile-menu .mobile-nav-link,
        #mobile-menu > div > a:last-child {
            opacity: 0;
            transform: translateY(-6px);
            transition: opacity 0.35s ease, transform 0.35s ease;
        }
        #mobile-menu.menu-open .mobile-nav-link,
        #mobile-menu.menu-open > div > a:last-child {
            opacity: 1;
            transform: translateY(0);
        }
        #mobile-menu.menu-open .mobile-nav-link:nth-child(1) { transition-delay: .05s; }
        #mobile-menu.menu-open .mobile-nav-link:nth-child(2) { transition-delay: .09s; }
        #mobile-menu.menu-open .mobile-nav-link:nth-child(3) { transition-delay: .13s; }
        #mobile-menu.menu-open .mobile-nav-link:nth-child(4) { transition-delay: .17s; }
        #mobile-menu.menu-open .mobile-nav-link:nth-child(5) { transition-delay: .21s; }
        #mobile-menu.menu-open .mobile-nav-link:nth-child(6) { transition-delay: .25s; }
        #mobile-menu.menu-open .mobile-nav-link:nth-child(7) { transition-delay: .29s; }
        #mobile-menu-btn i {
            transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
        }
        #mobile-menu-btn.is-open i {
            transform: rotate(90deg);
        }

        /* ─── Mini Kalendar (Data e dëshiruar) ─── */
        #mini-calendar {
            animation: calPop 0.18s ease-out;
            transform-origin: top left;
        }
        @keyframes calPop {
            0% { opacity: 0; transform: scale(0.96) translateY(-4px); }
            100% { opacity: 1; transform: scale(1) translateY(0); }
        }
        .cal-day {
            width: 100%;
            aspect-ratio: 1 / 1;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 9999px;
            cursor: pointer;
            font-weight: 500;
            color: #333;
            transition: background 0.15s, color 0.15s;
        }
        .dark .cal-day { color: #e5e7eb; }
        .cal-day:hover:not(.cal-day-disabled):not(.cal-day-empty) {
            background: rgba(230, 0, 0, 0.12);
        }
        .cal-day-empty {
            cursor: default;
        }
        .cal-day-disabled {
            color: #cbd5e1;
            cursor: not-allowed;
        }
        .dark .cal-day-disabled { color: #4b5563; }
        .cal-day-today {
            border: 1.5px solid #E60000;
        }
        .cal-day-selected {
            background: #E60000 !important;
            color: #fff !important;
        }

        /* ─── Butoni "Porosit Beton" – premium concrete button ─── */
        .order-btn-wrap {
            position: relative;
            width: 100%;
            max-width: 340px;
            margin: 0 auto;
        }
        .order-btn {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.85rem;
            width: 100%;
            padding: 1rem 2rem;
            font-weight: 700;
            font-size: 1.1rem;
            border: none;
            border-radius: 9999px;
            background: #b8b8b8;
            background-image: 
                repeating-linear-gradient(45deg, rgba(0,0,0,0.04) 0px, rgba(0,0,0,0.04) 3px, rgba(255,255,255,0.04) 3px, rgba(255,255,255,0.04) 6px),
                radial-gradient(circle at 20% 30%, rgba(255,255,255,0.15) 0%, transparent 60%);
            color: #1a1a1a;
            cursor: pointer;
            transition: all 0.25s ease;
            box-shadow: 
                0 4px 15px rgba(0,0,0,0.15),
                inset 0 1px 0 rgba(255,255,255,0.3),
                inset 0 -2px 0 rgba(0,0,0,0.1);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            font-family: 'Outfit', sans-serif;
            overflow: hidden;
            user-select: none;
            border: 1px solid rgba(0,0,0,0.08);
        }
        .order-btn::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 9999px;
            background: linear-gradient(135deg, rgba(255,255,255,0.25) 0%, transparent 50%, rgba(0,0,0,0.05) 100%);
            pointer-events: none;
            opacity: 0.6;
        }
        .order-btn::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 40%, rgba(255,255,255,0.1) 0%, transparent 60%);
            pointer-events: none;
            transition: all 0.5s ease;
        }
        .order-btn:hover::after {
            transform: translate(10%, 10%);
        }
        .order-btn i {
            font-size: 1.3rem;
            color: #1a1a1a;
            filter: drop-shadow(0 1px 2px rgba(0,0,0,0.1));
            position: relative;
            z-index: 2;
        }
        .order-btn span {
            position: relative;
            z-index: 2;
        }
        .order-btn:hover {
            transform: scale(1.02);
            box-shadow: 
                0 8px 30px rgba(0,0,0,0.2),
                inset 0 1px 0 rgba(255,255,255,0.4),
                inset 0 -2px 0 rgba(0,0,0,0.15);
            background: #c8c8c8;
        }
        .order-btn:active {
            transform: scale(0.97);
        }

        /* Efekti "thyerje" – butoni plasaritet (tani me grimca pluhuri) */
        .order-btn.crack {
            animation: crackBoom 0.7s ease forwards;
        }
        @keyframes crackBoom {
            0% {
                transform: scale(1);
                box-shadow: 0 0 0 0 rgba(180,80,80,0);
            }
            15% {
                transform: scale(1.06);
                box-shadow: 0 0 40px 15px rgba(200,60,60,0.3);
                background: #b0b0b0;
            }
            40% {
                transform: scale(0.92) rotate(2deg);
                background: #9a9a9a;
                box-shadow: 0 0 60px 25px rgba(200,60,60,0.2);
            }
            65% {
                transform: scale(1.03) rotate(-1deg);
                background: #a8a8a8;
            }
            100% {
                transform: scale(1);
                background: #b8b8b8;
                box-shadow: 0 4px 15px rgba(0,0,0,0.15);
            }
        }

        /* Grimcat e pluhurit të betonit */
        .cement-particle {
            position: fixed;
            pointer-events: none;
            z-index: 9999;
            border-radius: 50%;
            background: #a0a0a0;
            box-shadow: 0 0 6px rgba(0,0,0,0.1);
            animation: cementFly 0.9s ease-out forwards;
        }
        @keyframes cementFly {
            0% {
                opacity: 0.9;
                transform: translate(0,0) scale(1) rotate(0deg);
            }
            100% {
                opacity: 0;
                transform: translate(var(--tx), var(--ty)) scale(0.1) rotate(360deg);
            }
        }

        /* Gurët për butonin e zallit */
        .stone-particle {
            position: fixed;
            pointer-events: none;
            z-index: 9999;
            border-radius: 30% 70% 50% 50% / 30% 40% 60% 70%;
            background: #8a7a6a;
            box-shadow: 0 2px 8px rgba(0,0,0,0.2);
            animation: stoneFly 0.9s ease-out forwards;
        }
        @keyframes stoneFly {
            0% {
                opacity: 1;
                transform: translate(0,0) scale(1) rotate(0deg);
            }
            100% {
                opacity: 0;
                transform: translate(var(--tx), var(--ty)) scale(0.2) rotate(720deg);
            }
        }

        /* Butoni pas klikimit – konfirmim */
        .order-btn.sent {
            background: #2d7d46;
            color: #fff;
            background-image: none;
            box-shadow: 0 4px 20px rgba(45,125,70,0.4);
            border-color: #1e5a32;
        }
        .order-btn.sent i {
            color: #fff;
        }
        .order-btn.sent::before,
        .order-btn.sent::after {
            opacity: 0;
        }
        .order-btn.sent:hover {
            background: #236a3a;
            transform: scale(1.02);
        }

        /* ─── Butoni "Porosit Zall" – premium stone button ─── */
        .stone-btn {
            position: relative;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.85rem;
            padding: 0.75rem 2rem;
            font-weight: 700;
            font-size: 1.1rem;
            border: none;
            border-radius: 9999px;
            background: #b0a090;
            background-image: 
                repeating-linear-gradient(45deg, rgba(0,0,0,0.06) 0px, rgba(0,0,0,0.06) 2px, rgba(255,255,255,0.06) 2px, rgba(255,255,255,0.06) 4px),
                radial-gradient(circle at 30% 20%, rgba(255,255,255,0.2) 0%, transparent 60%);
            color: #2a2a2a;
            cursor: pointer;
            transition: all 0.25s ease;
            box-shadow: 0 4px 15px rgba(0,0,0,0.15), inset 0 1px 0 rgba(255,255,255,0.25);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            font-family: 'Outfit', sans-serif;
            border: 1px solid rgba(0,0,0,0.1);
            overflow: hidden;
        }
        .stone-btn::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 9999px;
            background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%, rgba(0,0,0,0.05) 100%);
            pointer-events: none;
        }
        .stone-btn i {
            font-size: 1.3rem;
            color: #2a2a2a;
            filter: drop-shadow(0 1px 2px rgba(0,0,0,0.1));
            z-index: 2;
        }
        .stone-btn span {
            z-index: 2;
        }
        .stone-btn:hover {
            transform: scale(1.02);
            box-shadow: 0 8px 30px rgba(0,0,0,0.2);
            background: #b8a898;
        }
        .stone-btn:active {
            transform: scale(0.97);
        }
        .stone-btn.sent {
            background: #2d7d46;
            color: #fff;
            background-image: none;
            box-shadow: 0 4px 20px rgba(45,125,70,0.4);
            border-color: #1e5a32;
        }
        .stone-btn.sent i {
            color: #fff;
        }
        .stone-btn.sent::before {
            opacity: 0;
        }
        .stone-btn.sent:hover {
            background: #236a3a;
        }

        /* ─── Efekti i butonit të zallit kur klikohet ─── */
        .stone-btn.crack {
            animation: stoneBoom 0.7s ease forwards;
        }
        @keyframes stoneBoom {
            0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0,0,0,0); }
            15% { transform: scale(1.05); box-shadow: 0 0 30px 10px rgba(150,120,100,0.3); background: #a09080; }
            40% { transform: scale(0.92); background: #8a7a6a; }
            65% { transform: scale(1.03); background: #a09080; }
            100% { transform: scale(1); background: #b0a090; box-shadow: 0 4px 15px rgba(0,0,0,0.15); }
        }

        /* ─── Active nav link (shtesë për navigacionin aktiv) ─── */
        .nav-link-active {
            background-color: #E60000 !important;
            color: #ffffff !important;
            border-radius: 9999px !important;
            padding-left: 1rem !important;
            padding-right: 1rem !important;
            padding-top: 0.5rem !important;
            padding-bottom: 0.5rem !important;
        }
        .nav-link-active-dark {
            background-color: #E60000 !important;
            color: #ffffff !important;
        }
        .dark .nav-link-active {
            background-color: #E60000 !important;
            color: #ffffff !important;
        }
        /* Për mobile menu */
        .mobile-link-active {
            background-color: #E60000 !important;
            color: #ffffff !important;
            border-radius: 9999px !important;
        }
        /* ─── Active nav link si Kapsulë ─── */
.nav-link-active, .mobile-link-active {
    display: inline-flex; /* Kjo është kyçe për t'u bërë sa gjatësia e tekstit */
    align-items: center;
    justify-content: center;
    background-color: #E60000 !important;
    color: #ffffff !important;
    border-radius: 9999px !important; /* Kjo e bën formën kapsulë */
    padding: 0.5rem 1.25rem !important; /* Përshtat padding-un */
    white-space: nowrap; /* Sigurohet që teksti të mos thyhet në dy rreshta */
    transition: all 0.3s ease;
}
/* Rrotullimi i çelësit */
.key-spin {
    animation: spinKey 8s linear infinite;
}
@keyframes spinKey {
    0%   { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Efekti shkëlqyes për butonin */
.key-btn {
    position: relative;
    overflow: hidden;
}
.key-btn::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.3), transparent 60%);
    opacity: 0;
    transition: opacity 0.6s;
}
.key-btn:hover::after {
    opacity: 1;
}

/* ═══════════════════════════════════════════════
   WEATHER INTELLIGENCE – tema sipas motit (divi ndryshon pamje)
═══════════════════════════════════════════════ */
#weather-warning {
    transition: background 0.9s ease, border-color 0.9s ease, box-shadow 0.9s ease;
}

/* ─── Gjendja: NXEHTË / PËRVËLUES (≥30°C) ─── */
#weather-warning.weather-mode-hot {
    background: linear-gradient(160deg, rgba(255,237,213,0.9) 0%, rgba(255,255,255,1) 55%);
    border-color: rgba(230, 60, 0, 0.25) !important;
    box-shadow: 0 20px 45px -15px rgba(230, 60, 0, 0.25);
}
.dark #weather-warning.weather-mode-hot {
    background: linear-gradient(160deg, rgba(80,20,0,0.55) 0%, rgba(20,20,20,1) 60%);
    border-color: rgba(255, 100, 30, 0.25) !important;
}
#weather-warning.weather-mode-hot #weather-icon,
#weather-warning.weather-mode-hot #weather-message,
#weather-warning.weather-mode-hot .fa-exclamation-triangle {
    color: #E63900 !important;
}
#weather-warning.weather-mode-hot #weather-message { color: #7c2d12; }
.dark #weather-warning.weather-mode-hot #weather-message { color: #fed7aa !important; }

/* ─── Gjendja: DIMËR / TË FTOHTË (≤5°C) ─── */
#weather-warning.weather-mode-cold {
    background: linear-gradient(160deg, rgba(224,242,254,0.95) 0%, rgba(255,255,255,1) 55%);
    border-color: rgba(6, 182, 212, 0.3) !important;
    box-shadow: 0 20px 45px -15px rgba(6, 182, 212, 0.25);
}
.dark #weather-warning.weather-mode-cold {
    background: linear-gradient(160deg, rgba(8,47,73,0.6) 0%, rgba(10,10,10,1) 60%);
    border-color: rgba(56, 189, 248, 0.25) !important;
}
#weather-warning.weather-mode-cold #weather-icon,
#weather-warning.weather-mode-cold .fa-exclamation-triangle {
    color: #0891b2 !important;
}
#weather-warning.weather-mode-cold #weather-message { color: #075985; }
.dark #weather-warning.weather-mode-cold #weather-message { color: #bae6fd !important; }

/* ─── Grimca: shkëndija/flakë (nxehtë) ─── */
.weather-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}
.ember-particle {
    position: absolute;
    bottom: -10px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: radial-gradient(circle, #ff8a3d, #E60000 70%);
    box-shadow: 0 0 6px 1px rgba(230,60,0,0.6);
    opacity: 0;
    animation: emberRise 3.2s ease-in infinite;
}
@keyframes emberRise {
    0%   { opacity: 0; transform: translateY(0) translateX(0) scale(0.6); }
    12%  { opacity: 1; }
    75%  { opacity: .7; }
    100% { opacity: 0; transform: translateY(-140px) translateX(var(--drift, 12px)) scale(0.2); }
}

/* ─── Grimca: fjollat e borës (dimër) ─── */
.snow-particle {
    position: absolute;
    top: -10px;
    color: #67e8f9;
    font-size: 14px;
    opacity: 0;
    animation: snowFall 5s linear infinite;
    text-shadow: 0 0 4px rgba(103, 232, 249, 0.6);
}
.dark .snow-particle { color: #bae6fd; }
@keyframes snowFall {
    0%   { opacity: 0; transform: translateY(0) translateX(0) rotate(0deg); }
    10%  { opacity: .9; }
    90%  { opacity: .6; }
    100% { opacity: 0; transform: translateY(160px) translateX(var(--drift, -14px)) rotate(200deg); }
}

/* Emoji-i i madh që "fryn" lehtë kur është gjendje ekstreme */
#weather-emoji.weather-emoji-active {
    animation: emojiPulse 1.8s ease-in-out infinite;
}
@keyframes emojiPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.18); }
}

/* ═══════════════════════════════════════════════
   KUBËZAT E BETONIT – vizualizim smart sipas klasës/fortësisë
═══════════════════════════════════════════════ */

/* Shirit i fortësisë (strength meter) nën çdo kartë */
.strength-fill {
    transition: width 1.2s cubic-bezier(.22,1,.36,1);
}
.strength-mb20 { background: linear-gradient(90deg, #9ca3af, #d1d5db); }
.strength-mb25 { background: linear-gradient(90deg, #60a5fa, #3b82f6); }
.strength-mb30 { background: linear-gradient(90deg, #E60000, #ff5b3d); }
.strength-mb50 { background: linear-gradient(90deg, #7a1600, #E60000, #f5c451); background-size: 200% 100%; animation: strengthShimmer 2.6s ease-in-out infinite; }
@keyframes strengthShimmer {
    0%, 100% { background-position: 0% 50%; }
    50%      { background-position: 100% 50%; }
}
/* Ndrysho mbushjen e kamionëve nga e kuqe në gri */
.truck-slot .truck-fill {
    background: linear-gradient(180deg, #cbd1d9, #5b6472);
}

/* Ndrysho hijen e pllakës në gri (ruan thellësinë 3D të re) */
#viz-slab {
    box-shadow:
        0 0 0 1px rgba(255,255,255,0.10) inset,
        0 2px 0 rgba(255,255,255,0.22) inset,
        0 -10px 26px -6px rgba(148,163,184,0.5),
        0 14px 24px -10px rgba(0,0,0,0.65);
}

/* ================= (blloku pasues) ================= */
    .text-highlight {
        color: #e11d48; /* Ngjyra e kuqe e Shera-s */
        font-weight: 800;
        text-transform: uppercase;
    }

/* ================= (blloku pasues) ================= */
@keyframes successBounce {
    0% { transform: scale(0) rotate(-20deg); opacity:0; }
    60% { transform: scale(1.15) rotate(5deg); }
    100% { transform: scale(1) rotate(0); opacity:1; }
}
.dark #success-modal .modal-box div[style*="f0fdf4"] { background: #052e16 !important; border-color: #166534 !important; }