/* ============================================
   B4 Armor Calculator — UI Refresh
   Visual layer only: all selectors, IDs and
   state classes used by default.js are unchanged.
   ============================================ */

:root {
    --bg-0: #0b0e1a;
    --bg-1: #121629;
    --bg-2: #191e36;
    --surface: rgba(255, 255, 255, 0.035);
    --surface-strong: rgba(255, 255, 255, 0.06);
    --border-soft: rgba(201, 184, 150, 0.14);
    --border-mid: rgba(201, 184, 150, 0.28);
    --gold: #d4af37;
    --gold-bright: #f0cd60;
    --gold-glow: rgba(212, 175, 55, 0.35);
    --ink: #e8dfc8;
    --ink-dim: #9a917c;
    --ink-faint: #6d6757;
    --pv-red: #ff6b5e;
    --pa-blue: #5aa9e6;
    --green: #9acd5a;
    --danger: #b05050;
    --cat1: #a8865e;
    --cat2: #8fa3b5;
    --cat3: #5b9bd5;
    --cat4: #a986e8;
    --radius-s: 8px;
    --radius-m: 12px;
    --radius-l: 16px;
    --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
    --font-display: 'Cinzel', 'Times New Roman', serif;
    --font-body: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-0);
    background-image:
        radial-gradient(1200px 600px at 15% -10%, rgba(212, 175, 55, 0.07), transparent 60%),
        radial-gradient(1000px 700px at 110% 20%, rgba(90, 169, 230, 0.06), transparent 55%),
        radial-gradient(900px 900px at 50% 120%, rgba(169, 134, 232, 0.05), transparent 60%),
        linear-gradient(160deg, var(--bg-1) 0%, var(--bg-0) 55%, #070910 100%);
    min-height: 100vh;
    color: var(--ink);
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: rgba(212, 175, 55, 0.35);
    color: #fff;
}

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 24px 20px 48px;
}

/* ---------- Header ---------- */

header {
    text-align: center;
    margin-bottom: 28px;
    padding: 26px 20px 22px;
    position: relative;
}

header::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: min(420px, 80%);
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0.7;
}

h1 {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 4vw, 2.3rem);
    font-weight: 700;
    color: var(--gold-bright);
    text-shadow: 0 2px 24px var(--gold-glow);
    letter-spacing: 5px;
    text-transform: uppercase;
}

.subtitle {
    color: var(--ink-dim);
    margin-top: 8px;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

/* ---------- Layout ---------- */

.main-layout {
    display: grid;
    grid-template-columns: 260px 1fr 280px;
    gap: 20px;
    align-items: start;
}

@media (max-width: 900px) {
    .main-layout {
        grid-template-columns: 1fr;
    }

    .side-panel {
        order: 2;
    }

    .body-container {
        order: 1;
    }
}

/* ---------- Panels ---------- */

.side-panel {
    background: linear-gradient(180deg, var(--surface-strong) 0%, var(--surface) 100%);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-l);
    padding: 18px;
    box-shadow: var(--shadow-card);
    backdrop-filter: blur(8px);
}

.panel-title {
    font-family: var(--font-display);
    color: var(--gold);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-soft);
}

.section-divider {
    border: none;
    border-top: 1px solid var(--border-soft);
    margin: 16px 0;
}

/* ---------- Body container ---------- */

.body-container {
    position: relative;
    background:
        radial-gradient(600px 400px at 50% 0%, rgba(212, 175, 55, 0.05), transparent 70%),
        linear-gradient(180deg, var(--bg-2) 0%, var(--bg-0) 100%);
    border: 1px solid var(--border-mid);
    border-radius: var(--radius-l);
    padding: 20px;
    box-shadow: var(--shadow-card), inset 0 0 80px rgba(0, 0, 0, 0.45);
}

.body-wrapper {
    position: relative;
    width: 100%;
    min-height: 700px;
    margin: 0 auto;
}

.body-silhouette {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 500px;
    opacity: 0.1;
    filter: drop-shadow(0 0 30px rgba(212, 175, 55, 0.4));
}

/* ---------- Slot groups ---------- */

.slot-group {
    position: absolute;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.slot-group-label {
    font-size: 0.62rem;
    font-weight: 600;
    color: var(--ink-dim);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-align: center;
    margin-bottom: 4px;
}

.slot-row {
    display: flex;
    gap: 5px;
}

.armor-slot {
    width: 52px;
    height: 48px;
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.015) 100%);
    border: 1.5px solid rgba(154, 145, 124, 0.35);
    border-radius: var(--radius-s);
    cursor: pointer;
    transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 2px 6px rgba(0, 0, 0, 0.3);
}

.armor-slot:hover {
    border-color: var(--gold);
    box-shadow: 0 0 18px var(--gold-glow), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    transform: translateY(-1px) scale(1.07);
    z-index: 10;
}

.armor-slot:active {
    transform: scale(0.98);
}

.armor-slot.has-armor.cat-1 {
    border-color: var(--cat1);
    background: linear-gradient(160deg, rgba(168, 134, 94, 0.32) 0%, rgba(110, 85, 55, 0.22) 100%);
    box-shadow: 0 0 12px rgba(168, 134, 94, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.armor-slot.has-armor.cat-2 {
    border-color: var(--cat2);
    background: linear-gradient(160deg, rgba(143, 163, 181, 0.30) 0%, rgba(90, 105, 120, 0.22) 100%);
    box-shadow: 0 0 12px rgba(143, 163, 181, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.armor-slot.has-armor.cat-3 {
    border-color: var(--cat3);
    background: linear-gradient(160deg, rgba(91, 155, 213, 0.30) 0%, rgba(55, 100, 145, 0.22) 100%);
    box-shadow: 0 0 12px rgba(91, 155, 213, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.armor-slot.has-armor.cat-4 {
    border-color: var(--cat4);
    background: linear-gradient(160deg, rgba(169, 134, 232, 0.30) 0%, rgba(110, 80, 165, 0.22) 100%);
    box-shadow: 0 0 12px rgba(169, 134, 232, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.slot-label {
    font-size: 0.55rem;
    font-weight: 600;
    color: var(--ink-dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.slot-value {
    font-size: 0.82rem;
    color: var(--gold-bright);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

/* ---------- Helmet ---------- */

.slot-helmet {
    position: absolute;
    top: 10px;
    left: 0;
    right: 0;
    margin: 0 auto;
    width: 80px;
    height: 80px;
    border-radius: 50%;
}

.slot-helmet:hover {
    border-color: var(--gold);
    box-shadow: 0 0 20px var(--gold-glow);
    transform: none;
    z-index: 10;
}

.slot-helmet .slot-label {
    font-size: 0.65rem;
}

.slot-helmet .slot-value {
    font-size: 1rem;
}

.slot-helmet.has-armor {
    border-color: var(--cat4);
    background: radial-gradient(circle at 35% 30%, rgba(169, 134, 232, 0.35) 0%, rgba(90, 65, 140, 0.25) 100%);
    box-shadow: 0 0 24px rgba(169, 134, 232, 0.35);
}

/* ---------- Slot group positions (unchanged) ---------- */

.group-torso-sup {
    top: 110px;
    left: 50%;
    transform: translateX(-50%);
}

.group-torso-inf {
    top: 200px;
    left: 50%;
    transform: translateX(-50%);
}

.group-arm-l-sup {
    top: 120px;
    left: 30px;
}

.group-arm-l-inf {
    top: 210px;
    left: 15px;
}

.group-arm-r-sup {
    top: 120px;
    right: 30px;
}

.group-arm-r-inf {
    top: 210px;
    right: 15px;
}

.group-leg-l-sup {
    top: 340px;
    left: 70px;
}

.group-leg-l-inf {
    top: 450px;
    left: 55px;
}

.group-leg-r-sup {
    top: 340px;
    right: 70px;
}

.group-leg-r-inf {
    top: 450px;
    right: 55px;
}

/* ---------- Column labels ---------- */

.col-labels {
    position: absolute;
    top: 95px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 20px;
    font-size: 0.6rem;
    color: var(--ink-faint);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

/* ---------- Results panel ---------- */

.total-display {
    text-align: center;
    padding: 16px 14px;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(212, 175, 55, 0.14) 0%, transparent 70%),
        rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-m);
    margin-bottom: 12px;
}

.total-display-main {
    padding: 14px;
}

.total-label {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--ink-dim);
    text-transform: uppercase;
    letter-spacing: 3px;
}

.total-value {
    font-size: 3rem;
    color: var(--gold-bright);
    font-weight: 800;
    text-shadow: 0 0 34px var(--gold-glow);
    line-height: 1.1;
    font-variant-numeric: tabular-nums;
}

.total-breakdown {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
    font-size: 0.85rem;
}

.pt-pv {
    color: var(--pv-red);
}

.pt-pa {
    color: var(--pa-blue);
}

.pt-separator {
    color: var(--ink-faint);
}

.pa-raw {
    text-align: center;
    font-size: 0.7rem;
    color: var(--ink-faint);
    margin-bottom: 12px;
    font-variant-numeric: tabular-nums;
}

.breakdown {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.breakdown-compact {
    gap: 5px;
    margin-bottom: 10px;
}

.breakdown-compact .breakdown-item {
    padding: 7px 12px;
    font-size: 0.78rem;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 9px 12px;
    background: rgba(0, 0, 0, 0.28);
    border-radius: var(--radius-s);
    border-left: 3px solid var(--border-mid);
    font-size: 0.85rem;
    font-variant-numeric: tabular-nums;
}

.breakdown-item.torso { border-left-color: var(--gold); }
.breakdown-item.arms { border-left-color: var(--green); }
.breakdown-item.legs { border-left-color: var(--pa-blue); }
.breakdown-item.helmet { border-left-color: var(--cat4); }

.rounding-info {
    margin-top: 12px;
    padding: 9px 10px;
    background: rgba(0, 0, 0, 0.28);
    border: 1px dashed var(--border-soft);
    border-radius: var(--radius-s);
    font-size: 0.62rem;
    color: var(--ink-faint);
    text-align: center;
    line-height: 1.5;
}

/* ---------- Modal ---------- */

.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 6, 12, 0.75);
    backdrop-filter: blur(6px);
    z-index: 100;
    justify-content: center;
    align-items: center;
}

.modal-overlay.active {
    display: flex;
    animation: overlay-in 0.18s ease-out;
}

@keyframes overlay-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg-0) 100%);
    border: 1px solid var(--border-mid);
    border-radius: var(--radius-l);
    padding: 26px;
    min-width: 320px;
    max-width: 90%;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.6), 0 0 50px rgba(212, 175, 55, 0.12);
    animation: modal-in 0.22s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}

@keyframes modal-in {
    from {
        opacity: 0;
        transform: translateY(14px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-title {
    font-family: var(--font-display);
    color: var(--gold);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 18px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2.5px;
}

.armor-option {
    display: block;
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 8px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-s);
    color: var(--ink);
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    transition: transform 0.12s ease, border-color 0.15s ease, background 0.2s ease, box-shadow 0.2s ease;
    text-align: left;
}

.armor-option:hover {
    border-color: var(--gold);
    background: linear-gradient(90deg, rgba(212, 175, 55, 0.12) 0%, rgba(212, 175, 55, 0.05) 100%);
    transform: translateX(3px);
    box-shadow: 0 0 14px rgba(212, 175, 55, 0.15);
}

.armor-option.selected {
    border-color: var(--green);
    background: linear-gradient(90deg, rgba(154, 205, 90, 0.14) 0%, rgba(154, 205, 90, 0.05) 100%);
    box-shadow: inset 3px 0 0 var(--green);
}

.option-name {
    font-weight: 700;
    color: var(--gold-bright);
}

.option-desc {
    font-size: 0.75rem;
    color: var(--ink-dim);
    margin-top: 3px;
}

.option-points {
    float: right;
    color: var(--green);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.modal-close {
    display: block;
    width: 100%;
    padding: 12px;
    margin-top: 16px;
    background: rgba(176, 80, 80, 0.15);
    border: 1px solid rgba(176, 80, 80, 0.5);
    border-radius: var(--radius-s);
    color: var(--ink);
    font-family: inherit;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.modal-close:hover {
    background: rgba(176, 80, 80, 0.3);
    border-color: var(--danger);
}

/* ---------- Quick actions ---------- */

.quick-btn {
    display: block;
    width: 100%;
    padding: 11px 12px;
    margin-bottom: 8px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-s);
    color: var(--ink);
    font-family: inherit;
    font-size: 0.82rem;
    text-align: left;
    cursor: pointer;
    transition: transform 0.12s ease, border-color 0.15s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.quick-btn:hover {
    border-color: var(--gold);
    background: linear-gradient(90deg, rgba(212, 175, 55, 0.12) 0%, rgba(212, 175, 55, 0.04) 100%);
    transform: translateX(3px);
    box-shadow: 0 0 14px rgba(212, 175, 55, 0.12);
}

.quick-btn:active {
    transform: translateX(3px) scale(0.99);
}

.quick-btn.reset {
    border-color: rgba(176, 80, 80, 0.5);
    background: rgba(176, 80, 80, 0.12);
    margin-top: 14px;
    text-align: center;
}

.quick-btn.reset:hover {
    background: rgba(176, 80, 80, 0.28);
    border-color: var(--danger);
    transform: none;
    box-shadow: 0 0 14px rgba(176, 80, 80, 0.2);
}

/* ---------- Legend ---------- */

.legend {
    margin-top: 20px;
}

.legend-item {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    font-size: 0.72rem;
    color: var(--ink-dim);
}

.legend-color {
    width: 14px;
    height: 14px;
    border-radius: 4px;
    margin-right: 9px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    flex-shrink: 0;
}

.legend-color.cat-1 { background: linear-gradient(135deg, var(--cat1), #6e5537); }
.legend-color.cat-2 { background: linear-gradient(135deg, var(--cat2), #5a6978); }
.legend-color.cat-3 { background: linear-gradient(135deg, var(--cat3), #376491); }
.legend-color.cat-4 { background: linear-gradient(135deg, var(--cat4), #6e50a5); }

/* ---------- Abilities ---------- */

.abilities-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ability-item {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    padding: 9px 11px;
    background: rgba(0, 0, 0, 0.22);
    border-radius: var(--radius-s);
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid transparent;
}

.ability-item:hover {
    background: rgba(0, 0, 0, 0.38);
    border-color: var(--border-soft);
}

.ability-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin-top: 2px;
    accent-color: var(--gold);
    cursor: pointer;
    flex-shrink: 0;
}

.ability-item:has(input:checked) {
    border-color: var(--gold);
    background: rgba(212, 175, 55, 0.1);
    box-shadow: 0 0 12px rgba(212, 175, 55, 0.12);
}

.ability-info {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.ability-name {
    font-size: 0.76rem;
    color: var(--ink);
    font-weight: 600;
}

.ability-bonus {
    font-size: 0.7rem;
    color: var(--green);
    font-weight: 700;
}

.ability-bonus-special {
    color: var(--pa-blue);
}

.ability-desc {
    font-size: 0.62rem;
    color: var(--ink-faint);
    font-style: italic;
}

/* ---------- Focus visibility ---------- */

.quick-btn:focus-visible,
.armor-option:focus-visible,
.modal-close:focus-visible,
.view-btn:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

/* ---------- Mobile ---------- */

.view-toggle {
    display: none;
}

@media (max-width: 600px) {
    .view-toggle {
        display: flex;
        justify-content: center;
        gap: 10px;
        margin-bottom: 15px;
    }

    .view-btn {
        flex: 1;
        padding: 12px 20px;
        background: linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
        border: 1.5px solid var(--border-soft);
        border-radius: var(--radius-s);
        color: var(--ink);
        font-family: inherit;
        font-size: 0.88rem;
        cursor: pointer;
        transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
        text-transform: uppercase;
        letter-spacing: 1px;
    }

    .view-btn.active {
        border-color: var(--gold);
        background: linear-gradient(90deg, rgba(212, 175, 55, 0.16) 0%, rgba(212, 175, 55, 0.06) 100%);
        box-shadow: 0 0 15px var(--gold-glow);
        color: var(--gold-bright);
    }

    /* Hide column labels on mobile */
    .col-labels {
        display: none;
    }

    /* Hide back slots when front view is active */
    .body-wrapper.view-front [data-slot$="_back"] {
        display: none;
    }

    /* Hide front slots when back view is active */
    .body-wrapper.view-back [data-slot$="_front"] {
        display: none;
    }

    .body-wrapper {
        min-height: 620px;
        padding: 10px;
    }

    .body-silhouette {
        display: none;
    }

    /* Larger, more tappable slots */
    .armor-slot {
        width: 75px;
        height: 70px;
        border-width: 2px;
    }

    .armor-slot:hover {
        transform: scale(1.05);
    }

    .slot-label {
        font-size: 0.7rem;
    }

    .slot-value {
        font-size: 1.05rem;
    }

    /* Larger helmet */
    .slot-helmet {
        width: 100px;
        height: 100px;
        top: 20px;
    }

    .slot-helmet .slot-label {
        font-size: 0.8rem;
    }

    .slot-helmet .slot-value {
        font-size: 1.3rem;
    }

    /* Single column layout - only one slot visible per row */
    .slot-row {
        justify-content: center;
    }

    .slot-group {
        gap: 8px;
    }

    .slot-group-label {
        font-size: 0.8rem;
        margin-bottom: 10px;
        font-weight: 600;
    }

    /* Vertical layout - stacked by body part */
    /* Torso centrato */
    .group-torso-sup {
        top: 140px;
        left: 50% !important;
        right: auto !important;
        transform: translateX(-50%) !important;
    }

    .group-torso-inf {
        top: 250px;
        left: 50% !important;
        right: auto !important;
        transform: translateX(-50%) !important;
    }

    /* Braccia SX a sinistra, DX a destra */
    .group-arm-l-sup {
        top: 140px;
        left: 10px !important;
        right: auto !important;
        transform: none !important;
    }

    .group-arm-r-sup {
        top: 140px;
        left: auto !important;
        right: 10px !important;
        transform: none !important;
    }

    .group-arm-l-inf {
        top: 250px;
        left: 10px !important;
        right: auto !important;
        transform: none !important;
    }

    .group-arm-r-inf {
        top: 250px;
        left: auto !important;
        right: 10px !important;
        transform: none !important;
    }

    /* Gambe SX a sinistra, DX a destra */
    .group-leg-l-sup {
        top: 400px;
        left: 10px !important;
        right: auto !important;
        transform: none !important;
    }

    .group-leg-r-sup {
        top: 400px;
        left: auto !important;
        right: 10px !important;
        transform: none !important;
    }

    .group-leg-l-inf {
        top: 510px;
        left: 10px !important;
        right: auto !important;
        transform: none !important;
    }

    .group-leg-r-inf {
        top: 510px;
        left: auto !important;
        right: 10px !important;
        transform: none !important;
    }

    /* Modal improvements for mobile */
    .modal {
        padding: 20px;
        min-width: 280px;
        max-width: 95%;
        max-height: 85vh;
        overflow-y: auto;
    }

    .armor-option {
        padding: 14px 12px;
        margin-bottom: 10px;
    }

    .option-name {
        font-size: 0.95rem;
    }

    .option-desc {
        font-size: 0.8rem;
    }

    .option-points {
        font-size: 1rem;
    }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}