/* ==================================================
   BUNKER 1.0 — VISUAL FOUNDATION
   One token system for the ROOT and every chamber. Chamber files use
   these tokens (or the legacy aliases below) and never hard-code colors,
   fonts or radii of their own.
   ================================================== */

:root {
    /* Palette: blackout base, graphite plates, one signal red. */
    --ink: #000000;
    --plate: #101211;
    --plate-raised: #181b1a;
    --plate-sunken: #070808;
    --rule: #2a2e2c;
    --rule-strong: #3d423f;
    --bone: #ebe9e2;
    --steel: #9ba09c;
    --steel-dim: #6f7471;
    --signal: #ff2b1c;
    --signal-deep: #a8190e;
    --signal-wash: rgba(255, 43, 28, 0.1);
    --signal-wash-strong: rgba(255, 43, 28, 0.18);
    --danger-soft: #ff7a6e;

    /* Type: DIN plates for names and figures, system text for reading,
       mono only for data. */
    --font-display: "Bahnschrift", "DIN Alternate", "DIN Next", "Roboto Condensed", "Arial Narrow", sans-serif;
    --font-display-tight: "Bahnschrift Condensed", "Bahnschrift", "DIN Condensed", "Roboto Condensed", "Arial Narrow", sans-serif;
    --font-text: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: "Cascadia Mono", "Cascadia Code", Consolas, "SFMono-Regular", Menlo, monospace;

    --fs-2xs: 0.6875rem;
    --fs-xs: 0.75rem;
    --fs-sm: 0.875rem;
    --fs-md: 1rem;
    --fs-lg: 1.125rem;
    --fs-xl: 1.375rem;
    --fs-2xl: 1.75rem;
    --fs-3xl: 2.5rem;
    --fs-display: clamp(2.75rem, 6vw, 4.75rem);

    /* Space, geometry, controls */
    --s-1: 4px;
    --s-2: 8px;
    --s-3: 12px;
    --s-4: 16px;
    --s-5: 24px;
    --s-6: 32px;
    --s-7: 48px;

    --r-0: 0;
    --r-control: 2px;
    --r-round: 999px;

    --control-h: 42px;
    --control-h-sm: 32px;
    --index-bar: 3px;
    --ease: 140ms ease;

    /* Legacy aliases — chamber files written before 1.0 read these. */
    --background: var(--ink);
    --surface: var(--plate);
    --surface-raised: var(--plate-raised);
    --text: var(--bone);
    --muted: var(--steel);
    --border: var(--rule);
    --accent: var(--signal);
    --accent-dark: var(--signal-deep);
    --success: var(--bone);
    --shadow: none;
    --radius: var(--r-control);
}

* {
    box-sizing: border-box;
}

html {
    color-scheme: dark;
    -webkit-text-size-adjust: 100%;
}

body {
    min-width: 320px;
    min-height: 100vh;
    margin: 0;
    background: var(--ink);
    color: var(--bone);
    font-family: var(--font-text);
    font-size: var(--fs-md);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.15;
}

button,
input,
select,
textarea {
    font: inherit;
    color: inherit;
}

button {
    border-radius: var(--r-control);
}

summary {
    cursor: pointer;
}

::selection {
    background: var(--signal);
    color: var(--ink);
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
a:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--signal);
    outline-offset: 2px;
}

/* ==================================================
   SHELL — one command bar for the ROOT and every chamber
   ================================================== */

.bunker-shell {
    width: min(1360px, calc(100% - 48px));
    margin: 0 auto;
    padding: var(--s-4) 0 var(--s-7);
}

.bunker-header {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: var(--s-1) var(--s-4);
    margin-bottom: var(--s-5);
    padding-bottom: var(--s-3);
    border-bottom: 1px solid var(--rule);
}

.bunker-header h1 {
    order: -1;
    margin: 0;
    color: var(--bone);
    font-family: var(--font-display);
    font-size: var(--fs-2xl);
    font-weight: 700;
    letter-spacing: 0.22em;
    line-height: 1;
}

/* The one red mark in the bar: the system is live. */
.bunker-header h1::after {
    content: "";
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-left: 6px;
    background: var(--signal);
    vertical-align: 0.2em;
}

.bunker-header__eyebrow {
    margin: 0;
    color: var(--steel);
    font-family: var(--font-display);
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.bunker-date {
    margin: 0 0 0 auto;
    color: var(--steel);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.bunker-main {
    min-height: 480px;
}

/* ==================================================
   CHAMBER PAGE — title plate + stack
   ================================================== */

.chamber-content {
    width: min(1080px, 100%);
    margin: 0 auto;
}

.room {
    display: grid;
    gap: var(--s-4);
}

/* The title plate: the chamber's name set large, a red index bar marking
   where you are, the back action on the same line. */
.room-header {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: var(--s-2) var(--s-5);
    margin-bottom: var(--s-2);
    padding: var(--s-1) 0 var(--s-4) var(--s-5);
    border-bottom: 1px solid var(--rule-strong);
}

.room-header::before {
    content: "";
    position: absolute;
    top: var(--s-2);
    bottom: var(--s-4);
    left: 0;
    width: 6px;
    background: var(--signal);
}

.room-header h2 {
    margin: 0;
    color: var(--bone);
    font-family: var(--font-display-tight);
    font-size: var(--fs-display);
    font-weight: 700;
    letter-spacing: 0.04em;
    line-height: 0.9;
    text-transform: uppercase;
}

.room-header p {
    max-width: 62ch;
    margin: var(--s-2) 0 0;
    color: var(--steel);
    font-size: var(--fs-md);
    line-height: 1.5;
}

/* ==================================================
   BUTTONS — primary, secondary, danger, back
   ================================================== */

.back-button,
.action-button,
.secondary-button,
.danger-button,
.modal-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--s-2);
    min-height: var(--control-h);
    padding: 0 var(--s-4);
    border: 1px solid var(--signal);
    border-radius: var(--r-control);
    background: var(--signal);
    color: var(--bone);
    font-family: var(--font-display);
    font-size: var(--fs-sm);
    font-weight: 700;
    letter-spacing: 0.08em;
    line-height: 1.1;
    text-align: center;
    text-transform: uppercase;
    cursor: pointer;
    transition: background var(--ease), border-color var(--ease), color var(--ease);
}

.action-button:hover {
    border-color: #ff4a3c;
    background: #ff4a3c;
}

.back-button,
.secondary-button {
    border-color: var(--rule-strong);
    background: transparent;
    color: var(--bone);
}

.back-button:hover,
.secondary-button:hover {
    border-color: var(--bone);
    background: var(--plate-raised);
}

.back-button {
    flex: 0 0 auto;
    align-self: center;
}

.danger-button {
    border-color: var(--signal-deep);
    background: transparent;
    color: var(--danger-soft);
}

.danger-button:hover {
    border-color: var(--signal);
    background: var(--signal-wash);
}

.back-button:active,
.action-button:active,
.secondary-button:active,
.danger-button:active,
.modal-button:active {
    transform: translateY(1px);
}

button:disabled,
button[aria-disabled="true"] {
    cursor: not-allowed;
    opacity: 0.45;
    transform: none;
}

/* ==================================================
   SECTORS, FORMS, EMPTY STATES
   ================================================== */

.sector,
.form-card,
.target-card {
    border: 1px solid var(--rule);
    border-radius: var(--r-0);
    background: var(--plate);
}

.sector,
.form-card {
    padding: var(--s-5);
}

.sector h3,
.form-card h3 {
    margin: 0 0 var(--s-3);
    color: var(--bone);
    font-family: var(--font-display);
    font-size: var(--fs-lg);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sector-description {
    max-width: 70ch;
    margin: 0 0 var(--s-4);
    color: var(--steel);
    line-height: 1.5;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-4);
}

.field {
    display: grid;
    gap: 6px;
    min-width: 0;
}

.field--full {
    grid-column: 1 / -1;
}

/* Field labels read like stencilled form fields. */
.field span {
    color: var(--steel);
    font-family: var(--font-display);
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.text-input,
.select-input,
.text-area {
    width: 100%;
    min-height: var(--control-h);
    padding: 9px 12px;
    border: 1px solid var(--rule-strong);
    border-radius: var(--r-control);
    background: var(--plate-sunken);
    color: var(--bone);
    font-family: var(--font-text);
    font-size: var(--fs-md);
    transition: border-color var(--ease);
}

.text-input:hover,
.select-input:hover,
.text-area:hover {
    border-color: var(--steel-dim);
}

.text-input:focus,
.select-input:focus,
.text-area:focus {
    border-color: var(--signal);
}

.text-input::placeholder,
.text-area::placeholder {
    color: var(--steel-dim);
}

.text-input:disabled,
.select-input:disabled,
.text-area:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.text-area {
    min-height: 110px;
    line-height: 1.5;
    resize: vertical;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2);
}

.empty-message {
    margin: 0;
    padding: var(--s-4);
    border: 1px dashed var(--rule-strong);
    color: var(--steel);
    font-size: var(--fs-sm);
    text-align: center;
}

/* ==================================================
   CHAMBER FAMILIES
   The same component exists in several chambers under each chamber's own
   class names. These rules give every instance one shape; the `.room`
   prefix lets them win over the older per-chamber declarations while
   colors and modifiers stay in each chamber file.
   ================================================== */

/* ---- Readouts: status grids read as one instrument strip ---- */

.chamber-content .room :is(.pantheon-status__grid, .lyceum-status-grid, .forge-status-grid, .desert-command__grid, .trench-status__grid, .treasury-overview-grid) {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(128px, 1fr));
    gap: 1px;
    padding: 1px;
    border: 0;
    background: none;
}

.chamber-content .room :is(.pantheon-status__cell, .lyceum-status-block, .forge-status-block, .desert-command__block, .trench-status__cell, .treasury-overview-block) {
    display: grid;
    align-content: start;
    gap: var(--s-1);
    min-width: 0;
    padding: var(--s-3) var(--s-4);
    border: 0;
    border-radius: var(--r-0);
    background: var(--plate-sunken);
    /* Grid lines drawn per cell, so an odd last row leaves no filled gap. */
    box-shadow: 0 0 0 1px var(--rule);
}

.chamber-content .room :is(.pantheon-status__label, .lyceum-status-block__label, .forge-status-block__label, .desert-command__label, .trench-status__label, .treasury-overview-block__label) {
    color: var(--steel);
    font-family: var(--font-display);
    font-size: var(--fs-2xs);
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.3;
    text-transform: uppercase;
}

.chamber-content .room :is(.pantheon-status__value, .lyceum-status-block__value, .forge-status-block__value, .desert-command__value, .trench-status__value, .treasury-overview-block__amount) {
    font-family: var(--font-display-tight);
    font-size: var(--fs-xl);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.01em;
    line-height: 1.1;
    overflow-wrap: anywhere;
}

/* ---- Collapsible sections: one chevron, one title, one stat line ---- */

.chamber-content .room :is(.pantheon-collapsible, .lyceum-collapsible, .forge-collapsible, .desert-collapsible, .trench-collapsible, .treasury-collapsible) > summary {
    position: relative;
    min-height: 28px;
    padding-left: 22px;
    list-style: none;
}

.chamber-content .room :is(.pantheon-collapsible, .lyceum-collapsible, .forge-collapsible, .desert-collapsible, .trench-collapsible, .treasury-collapsible) > summary::-webkit-details-marker {
    display: none;
}

.chamber-content .room :is(.pantheon-collapsible__summary, .lyceum-collapsible__summary, .forge-collapsible__summary, .desert-collapsible__summary, .trench-collapsible__summary, .treasury-collapsible__summary)::before,
.chamber-content .room :is(.pantheon-collapsible, .lyceum-collapsible, .forge-collapsible, .desert-collapsible, .trench-collapsible, .treasury-collapsible)[open] > summary::before {
    content: "";
    position: absolute;
    top: 7px;
    left: 2px;
    width: 7px;
    height: 7px;
    border-right: 2px solid var(--signal);
    border-bottom: 2px solid var(--signal);
    transform: rotate(-45deg);
    transition: transform var(--ease);
}

.chamber-content .room :is(.pantheon-collapsible, .lyceum-collapsible, .forge-collapsible, .desert-collapsible, .trench-collapsible, .treasury-collapsible)[open] > summary::before {
    transform: rotate(45deg);
}

.chamber-content .room :is(.pantheon-collapsible__title, .lyceum-collapsible__title, .forge-collapsible__title, .desert-collapsible__title),
.chamber-content .room :is(.trench-collapsible__summary, .treasury-collapsible__summary) {
    color: var(--bone);
    font-family: var(--font-display);
    font-size: var(--fs-lg);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.chamber-content .room :is(.pantheon-collapsible__stat, .lyceum-collapsible__stats, .forge-collapsible__stats, .desert-collapsible__stats, .trench-collapsible__stat, .treasury-collapsible__stats) {
    color: var(--steel);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    font-weight: 400;
    letter-spacing: 0.02em;
    text-transform: none;
    padding-left: 0;
}

/* ---- State badges: small stamped tags; each chamber keeps its colors ---- */

.chamber-content .room :is(.pantheon-badge, .pantheon-ready-badge, .desert-badge, .desert-status, .trench-badge, .treasury-badge, .lyceum-pace-badge, .lyceum-recent-form-badge, .meal-badge) {
    border-radius: var(--r-control);
    font-family: var(--font-display);
    font-size: var(--fs-2xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    line-height: 1.4;
    text-transform: uppercase;
}

/* ---- Small chamber actions (LOG STUDY, LOG MEAL, DEPLOY MOVEMENT...) ---- */

.chamber-content .room :is(.lyceum-action-small, .forge-action-small, .trench-plan__small) {
    min-height: var(--control-h-sm);
    padding: 0 var(--s-3);
    border-radius: var(--r-control);
    font-family: var(--font-display);
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
}

.chamber-content .room :is(.lyceum-action-micro, .forge-action-micro, .desert-action-micro) {
    border-radius: var(--r-control);
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: 0.08em;
}

/* ==================================================
   SHARED LOG COMPONENTS
   Every chamber log: the entry list and the per-day group toggles.
   ================================================== */

.log-list {
    display: grid;
    gap: 0;
    margin: 0;
    padding: 0;
    list-style: none;
}

.log-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--s-3);
    padding: 10px 0;
    border-bottom: 1px solid var(--rule);
    font-size: var(--fs-sm);
}

.log-list > li:last-child {
    border-bottom: 0;
}

.log-toggle-row {
    padding: var(--s-1) 0;
    border-bottom: 0;
}

.log-toggle-button {
    width: 100%;
    min-height: var(--control-h-sm);
    padding: 6px 12px;
    border: 1px dashed var(--rule-strong);
    background: transparent;
    color: var(--steel);
    font-family: var(--font-display);
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
}

.log-toggle-button:hover {
    border-color: var(--signal);
    color: var(--bone);
}

.log-day-group {
    display: block;
    padding: var(--s-1) 0;
    border-bottom: 1px solid var(--rule);
}

.log-day-toggle {
    width: 100%;
    min-height: var(--control-h-sm);
    padding: 6px 0;
    border: 0;
    background: transparent;
    color: var(--steel);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    letter-spacing: 0.04em;
    text-align: left;
    text-transform: uppercase;
    cursor: pointer;
}

.log-day-toggle:hover {
    color: var(--bone);
}

.log-day-entries {
    margin: var(--s-2) 0 0;
    padding-left: var(--s-3);
    border-left: 1px solid var(--rule-strong);
}

.log-text {
    min-width: 0;
    line-height: 1.5;
    overflow-wrap: anywhere;
}

.log-time {
    color: var(--signal);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
}

.log-item--reversed .log-text {
    color: var(--steel-dim);
    text-decoration: line-through;
}

.refund-button {
    flex: 0 0 auto;
    min-height: var(--control-h-sm);
    padding: 0 10px;
    border: 1px solid var(--signal-deep);
    background: transparent;
    color: var(--danger-soft);
    font-family: var(--font-display);
    font-size: var(--fs-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    cursor: pointer;
}

.refund-button:hover {
    border-color: var(--signal);
    background: var(--signal-wash);
}

/* ==================================================
   CONFIRMATION MODAL
   ================================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: grid;
    place-items: center;
    padding: var(--s-4);
    background: rgba(0, 0, 0, 0.82);
}

.confirmation-modal {
    width: min(520px, 100%);
    padding: var(--s-5);
    border: 1px solid var(--rule-strong);
    border-top: var(--index-bar) solid var(--signal);
    background: var(--plate);
}

.confirmation-modal h2 {
    margin: 0 0 var(--s-3);
    color: var(--bone);
    font-size: var(--fs-lg);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.confirmation-modal p {
    margin: 0 0 var(--s-5);
    color: var(--bone);
    line-height: 1.6;
}

.modal-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-2);
}

.modal-button {
    border-color: var(--rule-strong);
    background: transparent;
}

.modal-button:hover {
    border-color: var(--bone);
}

.modal-button--confirm {
    border-color: var(--signal);
    background: var(--signal);
}

.modal-button--confirm:hover {
    border-color: #ff4a3c;
    background: #ff4a3c;
}

body.modal-open {
    overflow: hidden;
}

/* ==================================================
   RESPONSIVE RULES
   ================================================== */

@media (max-width: 760px) {
    .bunker-shell {
        width: calc(100% - 24px);
        padding-top: var(--s-3);
    }

    .bunker-header {
        margin-bottom: var(--s-4);
    }

    .bunker-header h1 {
        font-size: var(--fs-xl);
    }

    .bunker-date {
        width: 100%;
        margin-left: 0;
    }

    .room-header {
        grid-template-columns: minmax(0, 1fr);
        padding-left: var(--s-4);
    }

    .room-header::before {
        width: 4px;
        bottom: auto;
        height: calc(var(--fs-display) * 0.9);
    }

    .back-button {
        justify-self: stretch;
    }

    .form-grid,
    .modal-actions {
        grid-template-columns: 1fr;
    }

    /* Touch targets. */
    .back-button,
    .action-button,
    .secondary-button,
    .danger-button,
    .modal-button,
    .text-input,
    .select-input {
        min-height: 44px;
    }

    .sector,
    .form-card {
        padding: var(--s-4);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
    }
}

/* This utility stays last so it wins against component display rules. */
.hidden {
    display: none;
}