/* Dead Sector UI base: design tokens, scaling units, shared controls.
   Layout is authored at a 1920x1080 reference; --s = clamp(min(vw/1920, vh/1080),
   0.75, 1.5) is set by ui/index.js, --ts is the accessibility text scale. */

.ds-ui {
    --s: 1;
    --ts: 1;
    --hud-alpha: 1;
    --u: calc(1px * var(--s));
    --t: calc(1px * var(--s) * var(--ts));
    --friend: #4db8ff;
    --enemy: #ff4a3d;
    --contested: #ffc94a;
    --kill: #ff3b30;
    --ink: #f2efe6;
    --ink-2: #d2d3c8;
    --muted: #a0a797;
    --dim: #6e7468;
    --tan: #c9a86a;
    --tan-2: #e6cc93;
    --green: #86ad5f;
    --mk: #22c55e;
    --mk-2: #4ade80;
    --gold: #f2c14e;
    --self: #f2c14e;
    --warn: #ffb347;
    --panel: rgba(9, 12, 10, 0.74);
    --panel-2: rgba(13, 17, 14, 0.9);
    --panel-3: rgba(22, 28, 23, 0.92);
    --line: rgba(236, 232, 220, 0.14);
    --line-2: rgba(236, 232, 220, 0.3);
    --shadow-text: 0 1px 2px rgba(0, 0, 0, 0.85), 0 0 10px rgba(0, 0, 0, 0.45);
    --font: 'Barlow Condensed', 'Arial Narrow', 'Roboto Condensed', system-ui, sans-serif;
    --font-title: 'Saira Stencil One', 'Barlow Condensed', 'Arial Narrow', sans-serif;
    /* Smallest tap target for menu controls: 44 px in touch mode (touch.js sets
       .ds-touch-mode), none with a mouse. Controls use max(var(--tap), own size). */
    --tap: 0px;
    position: fixed;
    inset: 0;
    z-index: 10;
    /* clip, not hidden: a clipped box is no scroll container, so focusing a control
       that sits low on a small screen can never scroll the whole fixed UI layer (the
       menus fit or scroll inside their own panels). */
    overflow: hidden;
    overflow: clip;
    pointer-events: none;
    font-family: var(--font);
    font-weight: 600;
    color: var(--ink);
    font-variant-numeric: tabular-nums;
    -webkit-font-smoothing: antialiased;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.ds-ui.ds-touch-mode { --tap: 44px; }

.ds-ui *,
.ds-ui *::before,
.ds-ui *::after {
    box-sizing: border-box;
}

.ds-ui [hidden] {
    display: none !important;
}

/* Resets for form controls at zero specificity (:where), so every class rule
   (.ds-btn, .ds-tab, .ds-seg-btn, .ds-input ...) wins with its scaled
   calc(N * var(--t)) size, weight and colour. A controls class without a font size
   inherits the scaled text of its parent. */
:where(.ds-ui) button {
    font: inherit;
    color: inherit;
    border-radius: 0;
    cursor: pointer;
}

:where(.ds-ui) input {
    font: inherit;
    border-radius: 0;
}

.ds-ui :focus-visible {
    outline: calc(2 * var(--u)) solid var(--tan-2);
    outline-offset: calc(3 * var(--u));
}

.ds-overlay {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: var(--hud-alpha);
}

/* ------------------------------------------------------------------ keycaps */

.ds-keycap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: calc(24 * var(--t));
    height: calc(24 * var(--t));
    padding: 0 calc(6 * var(--t));
    border: 1px solid rgba(242, 239, 230, 0.55);
    border-bottom-width: calc(2 * var(--u));
    background: rgba(12, 15, 13, 0.85);
    color: var(--ink);
    font-size: calc(13 * var(--t));
    font-weight: 700;
    letter-spacing: 0.04em;
    line-height: 1;
    text-shadow: none;
}

.ds-keycap:empty {
    display: none;
}

.ds-keycap.is-empty {
    opacity: 0.45;
}

/* ------------------------------------------------------------------ buttons */

.ds-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: calc(8 * var(--u));
    min-height: max(var(--tap), calc(44 * var(--u)));
    padding: 0 calc(22 * var(--u));
    border: 1px solid var(--line-2);
    background: rgba(18, 23, 19, 0.82);
    font-size: calc(17 * var(--t));
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.15s;
    pointer-events: auto;
}

.ds-btn:hover:not(:disabled) {
    border-color: var(--tan-2);
    background: rgba(40, 46, 38, 0.92);
}

.ds-btn:active:not(:disabled) {
    transform: translateY(1px);
}

.ds-btn:disabled {
    opacity: 0.55;
    cursor: default;
}

.ds-btn-primary {
    border-color: transparent;
    background: var(--tan);
    color: #15180f;
}

.ds-btn-primary:hover:not(:disabled) {
    background: var(--tan-2);
    border-color: transparent;
}

.ds-btn-ghost {
    background: transparent;
}

.ds-link {
    display: inline;
    padding: 0;
    border: 0;
    background: none;
    color: var(--tan-2);
    text-decoration: underline;
    text-underline-offset: 3px;
    pointer-events: auto;
}

/* ------------------------------------------------------------------ toasts and connection */

.ds-toasts {
    position: absolute;
    left: 50%;
    top: calc(84 * var(--u));
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: calc(6 * var(--u));
    z-index: 40;
}

.ds-toast {
    padding: calc(8 * var(--u)) calc(18 * var(--u));
    background: var(--panel-2);
    border-left: calc(3 * var(--u)) solid var(--tan);
    font-size: calc(16 * var(--t));
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: ds-toast-in 0.25s ease-out both, ds-toast-out 0.4s ease-in 3.6s forwards;
}

.ds-toast[data-kind='error'] { border-left-color: var(--enemy); }
.ds-toast[data-kind='success'] { border-left-color: var(--mk); }
.ds-toast[data-kind='warn'] { border-left-color: var(--warn); }

@keyframes ds-toast-in {
    from { opacity: 0; transform: translateY(calc(-8 * var(--u))); }
}

@keyframes ds-toast-out {
    to { opacity: 0; }
}

/* In a match the banner flows in the HUD's top-centre column under the objective
   strip (.ds-conn-slot); outside the HUD (menus, results) it floats here. */
.ds-conn-slot > .ds-conn-banner { position: static; transform: none; flex: none; max-width: 100%; overflow: hidden; text-overflow: ellipsis; }

.ds-conn-banner {
    white-space: nowrap;
    position: absolute;
    left: 50%;
    top: calc(170 * var(--u));
    transform: translateX(-50%);
    padding: calc(10 * var(--u)) calc(24 * var(--u));
    background: rgba(60, 12, 8, 0.86);
    border: 1px solid rgba(255, 90, 70, 0.6);
    font-size: calc(18 * var(--t));
    font-weight: 700;
    letter-spacing: 0.2em;
    z-index: 45;
    animation: ds-pulse 1.2s ease-in-out infinite;
}

@keyframes ds-pulse {
    50% { opacity: 0.55; }
}

/* ------------------------------------------------------------------ captions */

.ds-captions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: calc(4 * var(--u));
}

.ds-caption {
    padding: calc(4 * var(--u)) calc(12 * var(--u));
    background: rgba(0, 0, 0, 0.62);
    font-size: calc(16 * var(--t));
    font-weight: 600;
    letter-spacing: 0.03em;
    animation: ds-toast-in 0.2s ease-out both;
}

.ds-caption-speaker {
    margin-right: calc(8 * var(--u));
    color: var(--tan-2);
}

.ds-caption[data-kind='announcer'] .ds-caption-speaker {
    color: var(--gold);
}

.ds-caption-count {
    margin-left: calc(8 * var(--u));
    color: var(--muted);
}

/* ------------------------------------------------------------------ reduced motion */

.ds-reduce-motion *,
.ds-reduce-motion *::before,
.ds-reduce-motion *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
}

/* Colour-blind presets also recolour team chips' relation accents via tokens above. */