.btn-round {
            width: 45px;
            height: 45px;
            background: rgba(255, 255, 255, 0.95);
            border: none;
            border-radius: 14px;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            transition: background 0.2s, transform 0.15s ease, opacity 0.2s ease;
            outline: none;
            -webkit-tap-highlight-color: transparent;
            flex-shrink: 0;
            position: relative;
        }

        .btn-round:hover {
            background: #fff;
        }

        .btn-round:active {
            transform: scale(0.94);
        }

        .btn-round:disabled,
        .btn-toggle:disabled {
            cursor: wait;
            opacity: 0.72;
        }

        .btn-back.is-loading svg {
            opacity: 0;
        }

        .btn-back.is-loading::after {
            content: '';
            width: 18px;
            height: 18px;
            border-radius: 50%;
            border: 2px solid rgba(26, 32, 44, 0.22);
            border-top-color: #1A202C;
            position: absolute;
            inset: 0;
            margin: auto;
            animation: lookupSpin 0.75s linear infinite;
        }

        .header-title-badge {
            background: rgba(255, 255, 255, 0.95);
            border: none;
            padding: 8px 16px;
            border-radius: 50px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            min-width: 100px;
            text-align: center;
            display: flex;
            justify-content: center;
            align-items: center;
            flex-shrink: 0;
        }

        .header-title-badge h1 {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            text-transform: capitalize;
            line-height: 1;
            margin: 0;
            white-space: nowrap;
        }

        /* ── media frame (map + image overlay) ── */
        .media-frame {
            position: relative;
            width: 100%;
            height: 45dvh;
            z-index: 1;
            flex-shrink: 0;
        }

        .media-frame.is-loading::after {
            content: '';
            position: absolute;
            inset: 0;
            z-index: 20;
            background:
                linear-gradient(90deg, rgba(226, 232, 240, 0.78) 0%, rgba(248, 250, 252, 0.9) 45%, rgba(226, 232, 240, 0.78) 90%),
                #E2E8F0;
            background-size: 220% 100%;
            animation: skeletonShimmer 1.05s ease-in-out infinite;
            pointer-events: none;
        }
        .media-frame.is-route-loading::before {
            content: '';
            position: absolute;
            inset: 0;
            z-index: 30;
            background: rgba(248, 250, 252, 0.72);
            backdrop-filter: blur(3px);
            -webkit-backdrop-filter: blur(3px);
            pointer-events: none;
            animation: routeLoaderFade 0.18s ease-out both;
        }

        .map-route-loader {
            position: absolute;
            left: 50%;
            top: 50%;
            z-index: 32;
            display: none;
            align-items: center;
            gap: 12px;
            transform: translate(-50%, -50%);
            min-height: 52px;
            padding: 14px 18px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.94);
            color: var(--dark);
            box-shadow: 0 16px 38px rgba(15, 23, 42, 0.18);
            border: 1px solid rgba(148, 163, 184, 0.32);
            font-size: 13px;
            font-weight: 700;
            white-space: nowrap;
            pointer-events: none;
        }

        .media-frame.is-route-loading .map-route-loader {
            display: inline-flex;
            animation: routeLoaderFade 0.18s ease-out both;
        }

        .map-route-loader-spinner {
            width: 18px;
            height: 18px;
            border-radius: 999px;
            border: 3px solid rgba(37, 99, 235, 0.18);
            border-top-color: #2563eb;
            animation: routeSpin 0.8s linear infinite;
            flex: 0 0 auto;
        }

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

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

        .tracking-container.show-image .media-frame.is-route-loading::before,
        .tracking-container.show-image .media-frame.is-route-loading .map-route-loader {
            display: none;
        }
        #osm-map {
            width: 100%;
            height: 125%;
            display: block;
            z-index: 1;
            position: relative;
        }

        /* ── photo wrapper ── */
        .photo-wrapper {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 2;
            display: none;
            overflow: hidden;
        }

        .tracking-container.show-image .photo-wrapper {
            display: block;
        }

        .photo-background {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center center;
            display: block;
            user-select: none;
            -webkit-user-select: none;
        }

        /* ── fullscreen button ── */
        .btn-fullscreen {
            position: fixed;
            z-index: 200;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: none;
            border-radius: 50px;
            padding: 0 16px 0 14px;
            display: none;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            outline: none;
            -webkit-tap-highlight-color: transparent;
            transition: opacity 0.3s ease, transform 0.3s ease, background 0.25s ease, box-shadow 0.25s ease, max-width 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94), border-radius 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94), padding 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94), gap 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.3px;
            border: 1px solid rgba(255, 255, 255, 0.18);
            min-width: 44px;
            height: 44px;
            overflow: hidden;
            transform: scale(1);
            will-change: max-width, padding, border-radius, gap, opacity, transform;
            touch-action: manipulation;
            pointer-events: auto;
        }

        .tracking-container.show-image .btn-fullscreen {
            display: flex;
        }

        .btn-fullscreen:hover {
            background: rgba(0, 0, 0, 0.78);
            box-shadow: 0 6px 28px rgba(0, 0, 0, 0.45);
            transform: scale(1.04);
        }

        .btn-fullscreen:active {
            transform: scale(0.95);
        }

        .btn-fullscreen svg {
            flex-shrink: 0;
            display: block;
            width: 18px;
            height: 18px;
            fill: none;
            stroke: #fff;
            stroke-width: 2.2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .btn-fullscreen .fullscreen-label {
            display: inline;
            max-width: 0;
            opacity: 0;
            overflow: hidden;
            white-space: nowrap;
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.3px;
            margin-left: 0;
            transition: max-width 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                opacity 0.3s ease 0.05s,
                margin-left 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            flex-shrink: 0;
        }

        .btn-fullscreen:hover .fullscreen-label {
            max-width: 140px;
            opacity: 1;
            margin-left: 4px;
        }

        .btn-fullscreen .fullscreen-label {
            max-width: 0;
            opacity: 0;
        }

        body.modal-open {
            overflow: hidden;
        }

        .image-modal {
            position: fixed;
            inset: 0;
            z-index: 1000;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 24px;
            background: rgba(5, 10, 18, 0.82);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: opacity 0.2s ease, visibility 0.2s ease;
        }

        .image-modal.is-open {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
        }

        .image-modal-content {
            width: min(100%, 980px);
            max-height: calc(100dvh - 48px);
            display: flex;
            align-items: center;
            justify-content: center;
            transform: scale(0.97);
            transition: transform 0.2s ease;
        }

        .image-modal.is-open .image-modal-content {
            transform: scale(1);
        }

        .image-modal-photo {
            width: auto;
            height: auto;
            max-width: 100%;
            max-height: calc(100dvh - 48px);
            object-fit: contain;
            border-radius: 8px;
            box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
            background: #0A0F18;
            user-select: none;
            -webkit-user-select: none;
        }

        .image-modal-close {
            position: fixed;
            top: 18px;
            right: 18px;
            width: 44px;
            height: 44px;
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.58);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            outline: none;
            -webkit-tap-highlight-color: transparent;
            transition: background 0.2s ease, transform 0.2s ease;
        }

        .image-modal-close:hover {
            background: rgba(0, 0, 0, 0.78);
            transform: scale(1.04);
        }

        .image-modal-close:active {
            transform: scale(0.95);
        }

        .image-modal-close svg {
            width: 22px;
            height: 22px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2.4;
            stroke-linecap: round;
        }

        /* ── toggle states for header icons ── */
        .icon-map {
            display: block;
        }

        .icon-picture {
            display: none;
        }

        .tracking-container.show-image .icon-map {
            display: none;
        }

        .tracking-container.show-image .icon-picture {
            display: block;
        }

        /* ── tracking card ── */
        .tracking-card {
            background: var(--card);
            border-top-left-radius: 32px;
            border-top-right-radius: 32px;
            padding: 0 24px 28px;
            z-index: 10;
            box-shadow: 0 -10px 25px rgba(0, 0, 0, 0.05);
            position: relative;
            margin-top: -32px;
            flex: 1;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: height 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                border-radius 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            will-change: height, transform;
        }

        /* ── drag handle ── */
        .drag-handle-wrapper {
            display: none;
            flex-shrink: 0;
            height: var(--handle-height);
            width: 100%;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 6px 0 2px;
            cursor: grab;
            touch-action: none;
            user-select: none;
            -webkit-user-select: none;
            position: relative;
            z-index: 5;
        }

        .drag-handle-wrapper:active {
            cursor: grabbing;
        }

        .drag-handle-bar {
            width: 40px;
            height: 4px;
            border-radius: 4px;
            background: #CBD5E1;
            transition: background 0.2s ease, transform 0.2s ease;
            flex-shrink: 0;
        }

        .drag-handle-wrapper:hover .drag-handle-bar {
            background: #94A3B8;
        }

        .drag-handle-wrapper:active .drag-handle-bar {
            transform: scale(1.15);
            background: var(--blue);
        }

        /* ── card inner scroll ── */
        .card-scroll-content {
            flex: 1;
            overflow-y: auto;
            overflow-x: hidden;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 4px;
            min-height: 0;
            position: relative;
        }

        .card-scroll-content>*:last-child {
            margin-bottom: 0;
        }

        /* ── full-width sticky header ── */
        .card-sticky-header {
            background: var(--card);
            margin-left: -24px;
            margin-right: -24px;
            padding: 16px 24px 4px 24px;
            z-index: 15;
            border-radius: 0;
            flex-shrink: 0;
            position: sticky;
            top: 0;
            background: var(--card);
            border-bottom: 1px solid transparent;
            /* avoid jump */
            ;
        }

        .summary-view-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            min-height: 0;
            overflow: visible;
        }

        .content-panel.is-entering,
        .toggle-content.is-entering,
        .photo-wrapper.is-entering,
        #osm-map.is-entering {
            animation: contentEntrance 0.48s cubic-bezier(0.2, 0.8, 0.2, 1) both;
        }

        body:not(.tracking-ready) .tracking-container,
        body.tracking-ready .tracking-gate {
            display: none;
        }

        html.tracking-ready-boot body:not(.tracking-ready) .tracking-gate {
            display: none;
        }

        html.tracking-ready-boot body:not(.tracking-ready) .tracking-container {
            display: flex;
        }

        .tracking-card.is-loading .summary-view-content {
            display: none;
        }

        .tracking-gate {
            min-height: 100dvh;
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 28px;
            padding: 112px 24px 34px;
            background:
                linear-gradient(135deg, rgba(11, 31, 53, 0.64), rgba(248, 250, 252, 0.72)),
                url("https://images.unsplash.com/photo-1548695607-9c73430ba065?q=80&w=1025&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D") center / cover no-repeat,
                #F8FAFC;
        }

        .site-header {
            position: absolute;
            top: 22px;
            left: 50%;
            right: auto;
            z-index: 110;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 22px;
            width: min(calc(100% - 48px), 1160px);
            margin: 0 auto;
            padding: 12px 14px 12px 16px;
            border: 1px solid rgba(255, 255, 255, 0.24);
            border-radius: 16px;
            background: rgba(255, 255, 255, 0.92);
            box-shadow: 0 18px 60px rgba(15, 23, 42, 0.16);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            transform: translateX(-50%);
            animation: pageFadeDown 0.62s ease both;
        }

        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--dark);
            text-decoration: none;
            font-weight: 800;
            white-space: nowrap;
        }

        .site-logo-mark {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--blue);
            color: #FFFFFF;
            font-size: 13px;
            letter-spacing: 0;
            flex: 0 0 auto;
        }

        .site-logo-mark svg {
            width: 22px;
            height: 22px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2.2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .site-logo-text {
            font-size: 17px;
            letter-spacing: 0;
        }

        .site-nav {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 4px;
            min-width: 0;
        }

        .site-nav a {
            position: relative;
            color: #1A202C;
            text-decoration: none;
            font-size: 13px;
            font-weight: 700;
            line-height: 1;
            padding: 11px 12px;
            border-radius: 10px;
            white-space: nowrap;
            transition: background 0.2s ease, color 0.2s ease;
        }

        .site-nav a::after {
            content: '';
            position: absolute;
            left: 12px;
            right: 12px;
            bottom: 7px;
            height: 2px;
            border-radius: 999px;
            background: var(--blue);
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform 0.24s ease;
        }

        .site-nav a:hover {
            color: var(--blue);
        }

        .site-nav a:hover::after,
        .site-nav a.is-active::after {
            transform: scaleX(1);
        }

        .site-nav a.is-active {
            color: var(--blue);
        }

        .site-nav a.site-nav-cta {
            margin-left: 6px;
            background: var(--blue);
            color: #FFFFFF;
            box-shadow: 0 8px 20px rgba(43, 108, 176, 0.24);
        }

        .site-nav a.site-nav-cta::after {
            display: none;
        }

        .site-nav a.site-nav-cta:hover {
            background: #1f4f8a;
            color: #FFFFFF;
        }

        .site-menu-toggle {
            display: none;
            position: relative;
            width: 50px;
            height: 50px;
            border: 0;
            border-radius: 12px;
            background: transparent;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            cursor: pointer;
            -webkit-tap-highlight-color: transparent;
        }

        .site-menu-toggle span {
            display: block;
            position: absolute;
            left: 50%;
            top: 50%;
            width: 22px;
            height: 3px;
            border-radius: 999px;
            background: var(--blue);
            transform: translate(-50%, -50%);
            transform-origin: center;
            transition: transform 0.2s ease, opacity 0.2s ease;
        }

        .site-menu-toggle span:nth-child(1) {
            transform: translate(-50%, calc(-50% - 8px));
        }

        .site-menu-toggle span:nth-child(3) {
            transform: translate(-50%, calc(-50% + 8px));
        }

        body.site-menu-open .site-menu-toggle span:nth-child(1) {
            transform: translate(-50%, -50%) rotate(45deg);
        }

        body.site-menu-open .site-menu-toggle span:nth-child(2) {
            opacity: 0;
            transform: translate(-50%, -50%) scaleX(0.4);
        }

        body.site-menu-open .site-menu-toggle span:nth-child(3) {
            transform: translate(-50%, -50%) rotate(-45deg);
        }

        .tracking-gate .tracking-lookup {
            width: min(100%, 440px);
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: 18px;
            box-shadow: 0 24px 70px rgba(15, 23, 42, 0.14);
            padding: 28px;
            animation: pageFadeUp 0.72s ease 0.08s both;
        }

        .site-footer {
            width: min(100%, 440px);
            position: absolute;
            left: 50%;
            bottom: 34px;
            transform: translateX(-50%);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 700;
            text-shadow: 0 1px 12px rgba(15, 23, 42, 0.42);
        }

        .site-footer-brand {
            white-space: nowrap;
        }

        .site-footer-links {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 14px;
        }

        .site-footer-links a {
            color: #FFFFFF;
            text-decoration: none;
            white-space: nowrap;
        }

        .site-footer-links a:hover {
            text-decoration: underline;
        }

        @media (max-width: 900px) {
            .tracking-gate {
                padding-top: 104px;
                padding-bottom: 86px;
            }

            .site-header {
                top: 0;
                left: 50%;
                right: auto;
                width: 100%;
                padding: 12px 16px;
                border-radius: 0;
                border-left: 0;
                border-right: 0;
                border-top: 0;
                background: #ffffff;
                overflow: visible;
            }

            .site-menu-toggle {
                display: inline-flex;
            }

            .site-nav {
                position: absolute;
                top: calc(100% + 8px);
                left: 12px;
                right: 12px;
                z-index: 1;
                display: grid;
                grid-template-columns: 1fr;
                gap: 6px;
                padding: 8px;
                border: 1px solid rgba(255, 255, 255, 0.28);
                border-radius: 16px;
                background: #ffffff;
                box-shadow: 0 16px 40px rgba(15, 23, 42, 0.16);
                opacity: 0;
                visibility: hidden;
                pointer-events: none;
                transform: translateY(-10px);
                transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
            }

            body.site-menu-open .site-nav {
                opacity: 1;
                visibility: visible;
                pointer-events: auto;
                transform: translateY(0);
                animation: menuSlideIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
            }

            .site-nav a {
                width: 100%;
                padding: 13px 12px;
                border-radius: 10px;
                transition: all 0.2s ease;
            }

            body.site-menu-open .site-nav a {
                animation: menuItemSlide 0.4s ease backwards;
            }

            body.site-menu-open .site-nav a:nth-child(1) {
                animation-delay: 0.05s;
            }

            body.site-menu-open .site-nav a:nth-child(2) {
                animation-delay: 0.1s;
            }

            body.site-menu-open .site-nav a:nth-child(3) {
                animation-delay: 0.15s;
            }

            body.site-menu-open .site-nav a:nth-child(4) {
                animation-delay: 0.2s;
            }

            body.site-menu-open .site-nav a:nth-child(5) {
                animation-delay: 0.25s;
            }

            body.site-menu-open .site-nav a:nth-child(6) {
                animation-delay: 0.3s;
            }

            .site-nav a::after {
                display: none;
            }

            .site-nav a.is-active {
                color: var(--blue);
                font-weight: 700;
            }

            .site-nav a.site-nav-cta {
                margin-left: 0;
                margin-top: 4px;
                text-align: center;
                box-shadow: 0 8px 18px rgba(43, 108, 176, 0.2);
            }

            .site-footer {
                position: absolute;
                left: 16px;
                right: 16px;
                bottom: 24px;
                width: auto;
                transform: none;
            }
        }

        @media (max-width: 520px) {
            .tracking-gate {
                gap: 22px;
                padding: 90px 16px 92px;
            }

            .tracking-gate .tracking-lookup {
                padding: 24px;
            }

            .site-logo-mark {
                width: 34px;
                height: 34px;
                border-radius: 9px;
                font-size: 12px;
            }

            .site-logo-text {
                font-size: 15px;
            }

            .site-menu-toggle {
                width: 38px;
                height: 38px;
                border-radius: 10px;
            }

            .site-footer {
                flex-direction: column-reverse;
                justify-content: center;
                gap: 10px;
                text-align: center;
            }

            .site-footer-links {
                flex-wrap: wrap;
                justify-content: center;
            }
        }

        .tracking-lookup {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .lookup-copy {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .lookup-title {
            color: var(--dark);
            font-size: 26px;
            font-weight: 700;
            line-height: 1.15;
        }

        .lookup-subtitle {
            color: var(--muted);
            font-size: 14px;
            line-height: 1.5;
        }

        .tracking-input-row {
            display: flex;
            align-items: stretch;
            position: relative;
        }

        .tracking-input {
            min-width: 0;
            flex: 1;
            height: 46px;
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 0 110px 0 14px;
            color: var(--dark);
            background: #F8FAFC;
            font: inherit;
            font-size: 16px;
            font-weight: 700;
            letter-spacing: 0;
            outline: none;
            text-transform: uppercase;
            transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
        }

        .tracking-input::placeholder {
            color: rgba(15, 23, 42, 0.45);
            font-weight: 400;
            font-size: 14px;
            text-transform: none;
            opacity: 1;
        }

        .tracking-input:focus {
            background: #FFFFFF;
            border-color: var(--blue);
            box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.12);
        }

        .tracking-submit {
            position: absolute;
            top: 5px;
            right: 5px;
            min-width: 84px;
            height: 36px;
            border: 0;
            border-radius: 9px;
            background: var(--blue);
            color: #FFFFFF;
            font: inherit;
            font-size: 14px;
            font-weight: 700;
            cursor: pointer;
            box-shadow: 0 2px 8px rgba(43, 108, 176, 0.25);
            transition: transform 0.15s ease, opacity 0.2s ease, box-shadow 0.2s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .tracking-submit:hover {
            box-shadow: 0 4px 14px rgba(43, 108, 176, 0.32);
        }

        .tracking-submit:active {
            transform: scale(0.97);
        }

        .tracking-submit:disabled {
            cursor: wait;
            opacity: 0.9;
        }

        .tracking-submit-loader {
            display: none;
            align-items: center;
            justify-content: center;
            gap: 4px;
            height: 14px;
        }

        .tracking-submit-loader span {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: #FFFFFF;
            transform: translateY(0);
            animation: trackingDotBounce 0.72s ease-in-out infinite;
        }

        .tracking-submit-loader span:nth-child(2) {
            animation-delay: 0.12s;
        }

        .tracking-submit-loader span:nth-child(3) {
            animation-delay: 0.24s;
        }

        body.is-looking-up .tracking-submit-text {
            display: none;
        }

        body.is-looking-up .tracking-submit-loader {
            display: inline-flex;
        }

        .tracking-input-error {
            color: #C53030;
            font-size: 12px;
            font-weight: 600;
        }

        .tracking-input-error:empty {
            display: none;
        }

        .page-loader {
            position: fixed;
            inset: 0;
            z-index: 9999;
            display: grid;
            place-items: center;
            padding: 24px;
            background:
                radial-gradient(circle at 50% 44%, rgba(43, 108, 176, 0.12), transparent 28%),
                rgba(246, 248, 251, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            opacity: 1;
            visibility: visible;
            transition: opacity 0.42s ease, visibility 0.42s ease;
        }

        .page-loader.is-hidden {
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
        }

        .page-loader-card {
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .page-loader-icon {
            position: relative;
            width: 58px;
            height: 58px;
            border-radius: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--blue);
            color: #ffffff;
            box-shadow: 0 14px 28px rgba(43, 108, 176, 0.26);
            animation: loaderPinFloat 1.05s ease-in-out infinite;
        }

        .page-loader-icon::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: -9px;
            width: 22px;
            height: 7px;
            border-radius: 999px;
            background: rgba(43, 108, 176, 0.22);
            transform: translateX(-50%);
            animation: loaderShadowPulse 1.05s ease-in-out infinite;
        }

        .page-loader-icon svg {
            width: 30px;
            height: 30px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2.2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .order-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
        }

        .order-title {
            font-size: 13px;
            color: var(--muted);
            font-weight: 500;
            margin-bottom: 4px;
        }

        .status-badge {
            background: #E6FFFA;
            color: var(--green);
            font-size: 12px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 20px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .tracking-number-container {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            border-radius: 8px;
            padding: 2px 4px 2px 0;
            transition: all 0.2s ease;
            -webkit-tap-highlight-color: transparent;
        }

        .order-number {
            font-size: 22px;
            font-weight: 700;
            color: var(--dark);
            letter-spacing: -0.5px;
        }

        .btn-copy-inline {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 6px;
            transition: all 0.2s ease;
        }

        .tracking-number-container:hover .btn-copy-inline {
            background: var(--border);
        }

        .icon-copy-default {
            display: block;
        }

        .icon-copy-success {
            display: none;
        }

        .tracking-number-container.copied .btn-copy-inline {
            background: var(--green-light) !important;
        }

        .tracking-number-container.copied .icon-copy-default {
            display: none;
        }

        .tracking-number-container.copied .icon-copy-success {
            display: block;
        }

        .divider {
            border: none;
            border-top: 2px dashed var(--border);
            margin: 12px 0 0 0;
            width: 100%;
        }

        /* info table */
        .info-table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 12px;
        }

        .info-table td {
            padding: 12px 0;
            vertical-align: middle;
        }

        .info-table tr:not(:last-child) td {
            border-bottom: 1px solid #F1F5F9;
        }

        .icon-cell {
            width: 52px;
        }

        .info-icon-container {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: #F1F5F9;
            display: flex;
            justify-content: center;
            align-items: center;
            flex-shrink: 0;
        }

        .info-text-main {
            font-size: 14px;
            font-weight: 500;
            color: var(--muted);
        }

        .info-text-sub {
            display: block;
            margin-top: 2px;
            font-size: 15px;
            font-weight: 700;
            color: var(--dark);
        }

        /* ── toggle section ── */
        .toggle-section {
            position: relative;
            padding-bottom: 4px;
            flex-shrink: 0;
        }

        .toggle-content-info {
            display: none;
        }

        .toggle-content-placeholder {
            display: block;
            padding: 8px 0 12px;
        }

        .toggle-section.show-detail .toggle-content-info {
            display: block;
        }

        .toggle-section.show-detail .toggle-content-placeholder {
            display: none;
        }

        .content-loading-skeleton {
            display: none;
            padding-top: 16px;
        }

        .tracking-card.is-loading .content-loading-skeleton {
            display: block;
        }

        .skeleton-header,
        .skeleton-location-row,
        .skeleton-card-row {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .skeleton-header {
            justify-content: space-between;
            padding: 4px 0 12px;
        }

        .skeleton-stack {
            display: flex;
            flex-direction: column;
            gap: 8px;
            min-width: 0;
            flex: 1;
        }

        .skeleton-line,
        .skeleton-pill,
        .skeleton-circle,
        .skeleton-step,
        .skeleton-action,
        .skeleton-divider {
            display: block;
            border-radius: 999px;
            background: linear-gradient(90deg, #E2E8F0 0%, #F8FAFC 45%, #E2E8F0 90%);
            background-size: 220% 100%;
            animation: skeletonShimmer 1.05s ease-in-out infinite;
        }

        .skeleton-label {
            width: 88px;
            height: 12px;
        }

        .skeleton-title {
            width: 164px;
            height: 24px;
        }

        .skeleton-pill {
            width: 92px;
            height: 28px;
        }

        .skeleton-divider {
            width: 100%;
            height: 2px;
            margin: 0 0 16px;
            border-radius: 0;
        }

        .skeleton-location-row {
            padding: 0 0 16px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 16px;
        }

        .skeleton-circle {
            width: 38px;
            height: 38px;
            flex: 0 0 38px;
        }

        .skeleton-medium {
            width: min(62%, 220px);
            height: 13px;
        }

        .skeleton-short {
            width: min(44%, 150px);
            height: 13px;
        }

        .skeleton-wide {
            width: 100%;
            height: 42px;
            border-radius: 12px;
        }

        .skeleton-progress {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 12px;
            background: #F8FAFC;
            border: 1px dashed var(--border);
            border-radius: 14px;
            padding: 18px 14px;
            margin-bottom: 16px;
        }

        .skeleton-step {
            width: 100%;
            height: 56px;
            border-radius: 14px;
        }

        .skeleton-card-row {
            background: #F8FAFC;
            border-radius: 18px;
            padding: 12px;
            margin-bottom: 20px;
        }

        .skeleton-action {
            width: 42px;
            height: 42px;
            flex: 0 0 42px;
            border-radius: 12px;
        }

        .skeleton-timeline {
            display: flex;
            flex-direction: column;
            gap: 12px;
            padding-left: 8px;
        }

/* toggle control bar */
        .toggle-control-bar {
            background: var(--card);
            padding: 4px 0 12px;
            border-bottom: 1px solid var(--border);
            display: flex;
            justify-content: flex-end;
            align-items: center;
            margin-bottom: 4px;
            gap: 12px;
        }

        .toggle-control-container {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-right: auto;
        }

        .btn-toggle {
            background: var(--blue);
            color: #fff;
            border: none;
            border-radius: 50px;
            padding: 6px 12px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            outline: none;
            -webkit-tap-highlight-color: transparent;
            transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
            box-shadow: 0 2px 8px rgba(43, 108, 176, 0.25);
            white-space: nowrap;
            flex-shrink: 0;
            min-width: 120px;
            text-align: center;
        }

        .btn-toggle:hover {
            background: #1f4f8a;
        }

        .btn-toggle:active {
            transform: scale(0.95);
        }

        .toggle-section.show-detail .btn-toggle {
            background: #38A169;
            box-shadow: 0 2px 8px rgba(56, 161, 105, 0.3);
        }

        .toggle-section.show-detail .btn-toggle:hover {
            background: #2f855a;
        }

        @keyframes skeletonShimmer {
            0% {
                background-position: 120% 0;
            }

            100% {
                background-position: -120% 0;
            }
        }

        @keyframes contentEntrance {
            0% {
                opacity: 0;
                transform: translateY(12px) scale(0.985);
                filter: blur(4px);
            }

            100% {
                opacity: 1;
                transform: translateY(0) scale(1);
                filter: blur(0);
            }
        }

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

        @keyframes loaderPinFloat {
            0%,
            100% {
                transform: translateY(0);
            }

            50% {
                transform: translateY(-7px);
            }
        }

        @keyframes loaderShadowPulse {
            0%,
            100% {
                opacity: 0.46;
                transform: translateX(-50%) scaleX(1);
            }

            50% {
                opacity: 0.2;
                transform: translateX(-50%) scaleX(0.72);
            }
        }

        @keyframes trackingDotBounce {
            0%,
            80%,
            100% {
                transform: translateY(0);
                opacity: 0.62;
            }

            40% {
                transform: translateY(-4px);
                opacity: 1;
            }
        }

        @keyframes menuSlideIn {
            0% {
                opacity: 0;
                transform: translateY(-12px);
            }

            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes menuItemSlide {
            0% {
                opacity: 0;
                transform: translateY(-8px);
            }

            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (prefers-reduced-motion: reduce) {
            .content-panel.is-entering,
            .toggle-content.is-entering,
            .photo-wrapper.is-entering,
            #osm-map.is-entering,
            .media-frame.is-loading::after,
            .skeleton-line,
            .skeleton-pill,
            .skeleton-circle,
            .skeleton-step,
            .skeleton-action,
            .skeleton-divider,
            .tracking-submit-loader,
            .tracking-submit-loader span,
            .page-loader-icon,
            .page-loader-icon::after {
                animation: none;
            }
        }

        /* extended details */
        .details-section {
            margin-bottom: 24px;
        }

        .details-section:last-child {
            margin-bottom: 8px;
        }

        .details-section-title {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--blue);
            font-weight: 700;
            margin-bottom: 12px;
        }

        .details-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            background: #F8FAFC;
            padding: 16px;
            border-radius: 18px;
        }

        .details-label {
            font-size: 12px;
            color: var(--muted);
            margin-bottom: 2px;
        }

        .details-value {
            font-size: 14px;
            font-weight: 600;
            color: var(--dark);
        }

        .full-width-grid {
            grid-column: span 2;
        }

        /* ── leaflet override ── */
        .leaflet-container {
            background: #E2E8F0;
        }

        @keyframes pageFadeUp {
            0% {
                opacity: 0;
                transform: translateY(18px);
            }

            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes pageFadeDown {
            0% {
                opacity: 0;
                transform: translate(-50%, -14px);
            }

            100% {
                opacity: 1;
                transform: translate(-50%, 0);
            }
        }


        @keyframes pageFadeUp {
            0% {
                opacity: 0;
                transform: translateY(18px);
            }

            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes pageFadeDown {
            0% {
                opacity: 0;
                transform: translate(-50%, -14px);
            }

            100% {
                opacity: 1;
                transform: translate(-50%, 0);
            }
        }