.tank-vessel {
    display: block;
    width: 100%;
    aspect-ratio: 340 / 200;
    margin: 2px 0 0;
}

#view-tanks .tank-card {
    cursor: pointer;
}

#view-tanks .tank-card:focus-visible {
    outline: 2px solid var(--fuel-accent);
    outline-offset: 2px;
}

/* ---------- full-size tank detail ---------- */
.tank-detail-overlay {
    position: fixed;
    inset: 0;
    z-index: 60;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 28px 20px;
    overflow-y: auto;
    background: rgba(20, 24, 40, .55);
    animation: tdFade .22s ease;
}

.tank-detail {
    --td-accent: #e8820a;
    --td-accent2: #ffc24a;
    --td-glow: rgba(255,160,40,.24);
    --td-card: rgba(255,255,255,.88);
    --td-tile: rgba(255,255,255,.72);
    --td-stage: rgba(255,255,255,.55);
    --td-line: rgba(120,130,150,.22);
    --td-dots: rgba(120,130,150,.2);
    --td-text: var(--text1, #1c2230);
    --td-muted: var(--text2, #6b7280);
    --td-ok: #1d7a43;
    --td-okbg: rgba(40,170,100,.14);
    position: relative;
    width: 100%;
    max-width: 1040px;
    padding: 22px;
    border-radius: 24px;
    color: var(--td-text);
    border: 1px solid color-mix(in srgb, var(--td-accent) 24%, var(--td-line));
    background:
        radial-gradient(circle at 100% 0%, var(--td-glow), transparent 45%),
        radial-gradient(circle at 0% 100%, color-mix(in srgb, var(--td-accent) 8%, transparent), transparent 40%),
        var(--td-card);
    box-shadow: 0 24px 60px rgba(20,24,60,.28);
    animation: tdCardIn .45s cubic-bezier(.2,.8,.2,1) both;
}

.tank-detail[data-fuel="diesel"] {
    --td-accent: #1f9d4d;
    --td-accent2: #7fdc97;
    --td-glow: rgba(40,190,110,.22);
}

.tank-detail[data-fuel="cng"] {
    --td-accent: #3b82e8;
    --td-accent2: #7cc4ff;
    --td-glow: rgba(58,145,245,.22);
}

.tank-detail.is-low {
    --td-accent: #dc424d;
    --td-accent2: #f48a75;
    --td-glow: rgba(224,84,65,.22);
    --td-ok: #dc424d;
    --td-okbg: rgba(220,66,77,.14);
}

html[data-theme="dark"] .tank-detail {
    --td-card: rgba(32,36,52,.94);
    --td-tile: rgba(255,255,255,.06);
    --td-stage: rgba(255,255,255,.04);
    --td-line: rgba(255,255,255,.1);
    --td-dots: rgba(255,255,255,.1);
    --td-ok: #5fd18f;
    --td-okbg: rgba(60,200,120,.15);
}

html[data-theme="dark"] .tank-detail.is-low {
    --td-ok: #ff7a82;
    --td-okbg: rgba(255,90,100,.16);
}

.td-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
}

.td-id {
    display: flex;
    align-items: center;
    gap: 12px;
}

.td-icon {
    position: relative;
    width: 50px;
    height: 50px;
    display: grid;
    place-items: center;
    border-radius: 16px;
    color: #fff;
    font-size: 24px;
    background: linear-gradient(145deg, var(--td-accent2), var(--td-accent));
    box-shadow: 0 8px 18px color-mix(in srgb, var(--td-accent) 35%, transparent);
}

.td-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    border: 2px solid var(--td-accent);
    animation: tdRing 2.6s ease-out infinite;
}

.td-icon i {
    animation: tdFloat 3s ease-in-out infinite;
}

.td-name {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 19px;
    font-weight: 700;
}

.td-sub {
    font-size: 12.5px;
    color: var(--td-muted);
}

.td-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 11px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    color: var(--td-ok);
    background: var(--td-okbg);
}

.td-pill i {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
    animation: tdDot 1.8s ease-in-out infinite;
}

.td-btns {
    display: flex;
    gap: 8px;
}

.td-round {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border: 1px solid var(--td-line);
    border-radius: 12px;
    background: var(--td-tile);
    color: var(--td-muted);
    font-size: 17px;
    cursor: pointer;
    transition: transform .2s, color .2s;
}

.td-round:hover {
    transform: rotate(8deg) scale(1.06);
    color: var(--td-accent);
}

.td-body {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 20px;
}

.td-stage {
    position: relative;
    overflow: hidden;
    padding: 16px 14px;
    border: 1px solid var(--td-line);
    border-radius: 20px;
    background: var(--td-stage);
    opacity: 0;
    animation: tdRise .55s .08s cubic-bezier(.2,.8,.2,1) forwards;
}

.td-stage::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(var(--td-dots) 1px, transparent 1.2px);
    background-size: 18px 18px;
    -webkit-mask-image: radial-gradient(circle at 50% 45%, #000 30%, transparent 78%);
    mask-image: radial-gradient(circle at 50% 45%, #000 30%, transparent 78%);
}

.td-stage::after {
    content: '';
    position: absolute;
    width: 70%;
    aspect-ratio: 1;
    inset-inline-start: 15%;
    top: -10%;
    border-radius: 50%;
    background: radial-gradient(circle, var(--td-glow), transparent 65%);
    animation: tdBreathe 5s ease-in-out infinite;
    pointer-events: none;
}

.td-stage .tank-vessel {
    position: relative;
    z-index: 1;
}

.td-meter {
    position: relative;
    z-index: 1;
    margin-top: 8px;
}

.td-big {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 10px;
}

.td-pct {
    font-size: 46px;
    font-weight: 800;
    line-height: 1;
    color: var(--td-accent);
}

.td-pct small {
    margin-inline-start: 2px;
    font-size: 20px;
    font-weight: 700;
}

.td-amount {
    font-size: 13px;
    color: var(--td-muted);
}

.td-amount b {
    font-size: 16px;
    color: var(--td-text);
}

.td-seg {
    position: relative;
    display: grid;
    grid-template-columns: repeat(25, 1fr);
    gap: 3px;
    height: 12px;
}

.td-seg i {
    border-radius: 3px;
    background: var(--td-line);
    transform-origin: bottom;
    transform: scaleY(.55);
    transition: transform .3s, background .3s;
}

.td-seg i.on {
    background: linear-gradient(180deg, var(--td-accent2), var(--td-accent));
    transform: scaleY(1);
}

.td-seg::after {
    content: '';
    position: absolute;
    inset-block: -4px;
    inset-inline-start: var(--limit);
    width: 2px;
    border-radius: 2px;
    background: #e5484d;
}

.td-panel {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.td-tiles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.td-tile {
    padding: 12px;
    border: 1px solid var(--td-line);
    border-radius: 16px;
    background: var(--td-tile);
    opacity: 0;
    animation: tdRise .5s cubic-bezier(.2,.8,.2,1) forwards;
    transition: transform .2s, border-color .2s;
}

.td-tile:hover {
    transform: translateY(-2px);
    border-color: color-mix(in srgb, var(--td-accent) 40%, var(--td-line));
}

.td-tile-head {
    display: flex;
    align-items: center;
    gap: 10px;
}

.td-chip {
    flex: none;
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    overflow: hidden;
    border-radius: 11px;
    font-size: 18px;
    color: var(--td-accent);
    background: color-mix(in srgb, var(--td-accent) 13%, transparent);
}

.td-tile small {
    display: block;
    font-size: 11.5px;
    color: var(--td-muted);
}

.td-tile b {
    display: block;
    margin-top: 2px;
    font-size: 15px;
    font-weight: 700;
}

.td-mini {
    position: relative;
    height: 5px;
    margin-top: 10px;
    border-radius: 3px;
    background: var(--td-line);
    overflow: hidden;
}

.td-mini i {
    display: block;
    width: 0;
    height: 100%;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--td-accent2), var(--td-accent));
    animation: tdGrow 1.2s .7s cubic-bezier(.2,.8,.2,1) forwards;
}

.td-mini.is-stripe i {
    background: repeating-linear-gradient(115deg, var(--td-accent) 0 6px, var(--td-accent2) 6px 12px);
    background-size: 24px 100%;
    animation: tdGrow 1.2s .7s cubic-bezier(.2,.8,.2,1) forwards, tdSlide 1.4s linear infinite;
}

.td-mini.is-limit {
    overflow: visible;
}

.td-mini.is-limit em {
    position: absolute;
    inset-block: -3px;
    inset-inline-start: var(--limit);
    width: 2px;
    background: #e5484d;
}

.td-a-drop { animation: tdDrop 2.4s ease-in-out infinite; }
.td-a-stack { animation: tdStack 3.4s ease-in-out infinite; }
.td-a-space { animation: tdSpace 2.8s ease-in-out infinite; }
.td-a-check { animation: tdCheck 3s ease-in-out infinite; }
.td-a-coin { animation: tdCoin 4.5s ease-in-out infinite; }
.td-a-bell { transform-origin: 50% 10%; animation: tdBell 4s ease-in-out infinite; }
.td-a-clock { animation: tdTick 6s steps(12) infinite; }

.td-last {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    color: var(--td-muted);
    opacity: 0;
    animation: tdRise .5s .55s forwards;
}

.td-last b {
    color: var(--td-text);
}

.td-timeline {
    padding: 6px 14px 4px;
    border: 1px solid var(--td-line);
    border-radius: 16px;
    background: var(--td-tile);
    opacity: 0;
    animation: tdRise .5s .62s forwards;
}

.td-timeline h4 {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 8px 0 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--td-muted);
}

.td-timeline h4 i {
    font-size: 15px;
    color: var(--td-accent);
    animation: tdSpinIn 1.2s .9s ease-out both;
}

.td-row {
    position: relative;
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding: 9px 18px 9px 0;
    font-size: 12.5px;
    color: var(--td-muted);
    opacity: 0;
    animation: tdSlideIn .45s forwards;
}

.td-row::before {
    content: '';
    position: absolute;
    inset-inline-start: 0;
    top: 15px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--td-accent);
}

.td-row:nth-of-type(1)::before {
    animation: tdDot 2s ease-in-out infinite;
}

.td-row::after {
    content: '';
    position: absolute;
    inset-inline-start: 3.5px;
    top: 25px;
    bottom: -9px;
    width: 1px;
    background: var(--td-line);
}

.td-row:last-child::after {
    display: none;
}

.td-row b {
    color: var(--td-text);
}

.td-foot {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 18px;
}

.td-action {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 12px;
    border: 1px solid var(--td-line);
    border-radius: 14px;
    background: var(--td-tile);
    color: var(--td-text);
    font: inherit;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: transform .2s;
}

.td-action:hover {
    transform: translateY(-2px);
}

.td-action:hover i {
    animation: tdSpinIn .6s ease-out;
}

.td-action.is-green {
    color: var(--td-ok);
    background: var(--td-okbg);
    border-color: transparent;
}

.td-action.is-green::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg, transparent 35%, rgba(255,255,255,.4) 50%, transparent 65%);
    transform: translateX(120%);
    animation: tdShine 4.5s ease-in-out 1.5s infinite;
}

@keyframes tdFade { from { opacity: 0; } to { opacity: 1; } }
@keyframes tdCardIn { from { opacity: 0; transform: translateY(18px) scale(.97); } to { opacity: 1; transform: none; } }
@keyframes tdRise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes tdSlideIn { from { opacity: 0; transform: translateX(14px); } to { opacity: 1; transform: none; } }
@keyframes tdRing { 0% { transform: scale(1); opacity: .55; } 100% { transform: scale(1.35); opacity: 0; } }
@keyframes tdFloat { 50% { transform: translateY(-2px); } }
@keyframes tdDot { 50% { opacity: .35; transform: scale(.75); } }
@keyframes tdBreathe { 50% { opacity: .5; transform: scale(1.08); } }
@keyframes tdGrow { to { width: var(--w); } }
@keyframes tdSlide { to { background-position: 24px 0; } }
@keyframes tdDrop { 0%, 100% { transform: translateY(-2px); } 45% { transform: translateY(3px) scaleY(.9); } 60% { transform: translateY(-1px); } }
@keyframes tdStack { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.14); } }
@keyframes tdSpace { 0%, 100% { transform: scaleY(1); } 50% { transform: scaleY(1.22); } }
@keyframes tdCheck { 0%, 100% { transform: scale(1); } 12% { transform: scale(1.25) rotate(-6deg); } 24% { transform: scale(1); } }
@keyframes tdCoin { 0%, 70%, 100% { transform: rotateY(0); } 85% { transform: rotateY(180deg); } }
@keyframes tdBell { 0%, 60%, 100% { transform: rotate(0); } 66% { transform: rotate(16deg); } 72% { transform: rotate(-14deg); } 78% { transform: rotate(10deg); } 84% { transform: rotate(-6deg); } 90% { transform: rotate(0); } }
@keyframes tdTick { to { transform: rotate(360deg); } }
@keyframes tdSpinIn { from { transform: rotate(-360deg); } to { transform: none; } }
@keyframes tdShine { 0%, 55% { transform: translateX(120%); } 80%, 100% { transform: translateX(-120%); } }

@media (max-width: 720px) {
    .tank-detail-overlay {
        padding: 12px;
    }
    .td-body {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .tank-detail-overlay,
    .tank-detail,
    .tank-detail * {
        animation: none !important;
        transition: none !important;
        opacity: 1 !important;
    }
    .td-mini i {
        width: var(--w) !important;
    }
}