/* ==========================================================================
   Riaslink Port Builder — tavern-themed build form
   Palette matches android-template's RIA_TavernMenu.js exactly (--ria-*
   tokens there), so the build tool and the in-game menu it produces share
   one visual identity.
   ========================================================================== */

:root {
    --ink: #120D09;
    --wood-dark: #1c150e;
    --wood: #2a2016;
    --wood-light: #3d2f1e;
    --brass: #c99a4a;
    --ember: #e8a343;
    --ember-dim: rgba(232, 163, 67, 0.35);
    --parchment: #d4c4a8;
    --parchment-dim: #a8987e;
    --danger: #a13d2e;
    --danger-bright: #d9705a;
    --success: #6fae6f;
    --success-bright: #8fd98f;

    --font-heading: Georgia, 'Times New Roman', serif;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Courier New', ui-monospace, monospace;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    background: var(--ink);
    color: var(--parchment);
    font-family: var(--font-body);
    min-height: 100vh;
}

.tavern-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(ellipse at 50% 15%, rgba(232, 163, 67, 0.08), transparent 55%),
        radial-gradient(ellipse at 50% 100%, rgba(232, 163, 67, 0.06), transparent 60%),
        var(--ink);
}

code {
    background: rgba(0, 0, 0, 0.3);
    padding: 1px 5px;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--ember);
}

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

.site-header {
    padding: 24px 20px 16px;
    border-bottom: 1px solid rgba(201, 154, 74, 0.2);
}

.site-header-inner {
    max-width: 1080px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 14px;
}

.lantern-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 30%, var(--wood-light), var(--wood-dark) 75%);
    border: 2px solid var(--brass);
    box-shadow: 0 3px 10px rgba(0,0,0,0.5), 0 0 14px var(--ember-dim);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lantern-icon svg {
    width: 24px;
    height: 24px;
}

.site-header h1 {
    font-family: var(--font-heading);
    font-size: 22px;
    margin: 0;
    color: var(--parchment);
    letter-spacing: 0.01em;
}

.subtitle {
    margin: 2px 0 0;
    font-size: 13px;
    color: var(--parchment-dim);
}

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

.layout {
    max-width: 1080px;
    margin: 0 auto;
    padding: 24px 20px 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: start;
}

@media (max-width: 800px) {
    .layout {
        grid-template-columns: 1fr;
    }
}

.panel {
    background:
        linear-gradient(180deg, rgba(255,255,255,0.02), rgba(0,0,0,0.12)),
        var(--wood);
    border: 2px solid var(--wood-dark);
    border-radius: 10px;
    box-shadow:
        0 10px 26px rgba(0,0,0,0.5),
        inset 0 0 0 1px rgba(201, 154, 74, 0.18);
    padding: 22px;
}

.panel h2 {
    font-family: var(--font-heading);
    font-size: 18px;
    margin: 0 0 6px;
    color: var(--parchment);
}

.panel-desc {
    font-size: 13px;
    color: var(--parchment-dim);
    line-height: 1.5;
    margin: 0 0 20px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 14px;
    color: var(--ember);
    margin: 22px 0 12px;
    padding-top: 14px;
    border-top: 1px solid rgba(201, 154, 74, 0.18);
    letter-spacing: 0.02em;
}

/* ---- Form fields --------------------------------------------------------- */

.field {
    margin-bottom: 16px;
}

.field-row {
    display: flex;
    gap: 12px;
}

.field-row .field {
    flex: 1;
}

.field-narrow {
    flex: 0 0 120px !important;
}

label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--parchment);
    margin-bottom: 6px;
}

.required {
    color: var(--danger-bright);
}

.field-hint {
    display: block;
    font-size: 11px;
    color: var(--parchment-dim);
    margin-top: 4px;
    font-weight: 400;
}

.field-hint.block {
    margin-top: 3px;
}

input[type="text"],
input[type="number"] {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(201, 154, 74, 0.3);
    border-radius: 5px;
    padding: 10px 12px;
    font-size: 14px;
    color: var(--parchment);
    font-family: var(--font-body);
    min-height: 44px;
}

input[type="text"]:focus,
input[type="number"]:focus {
    outline: none;
    border-color: var(--ember);
    box-shadow: 0 0 0 2px var(--ember-dim);
}

input[type="text"]::placeholder {
    color: var(--parchment-dim);
}

/* ---- File drop ------------------------------------------------------------ */

.file-drop {
    position: relative;
    border: 2px dashed rgba(201, 154, 74, 0.35);
    border-radius: 6px;
    padding: 18px 14px;
    text-align: center;
    background: rgba(0, 0, 0, 0.2);
    transition: border-color 120ms ease, background 120ms ease;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-drop.drag-over {
    border-color: var(--ember);
    background: rgba(232, 163, 67, 0.08);
}

.file-drop input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
}

.file-drop-label {
    font-size: 13px;
    color: var(--parchment-dim);
    pointer-events: none;
}

.file-drop-label.has-file {
    color: var(--ember);
    font-weight: 600;
}

/* ---- Upload progress ring -------------------------------------------------- */
/* Small circular indicator shown inside the file-drop area while the zip
   is uploading. Standard SVG technique: stroke-dasharray is fixed to the
   circle's circumference, stroke-dashoffset is animated from full
   circumference (0% shown) down to 0 (100% shown). */

.upload-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    pointer-events: none;
}

.upload-ring.hidden {
    display: none;
}

.upload-ring svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.upload-ring-track {
    fill: none;
    stroke: rgba(0, 0, 0, 0.35);
    stroke-width: 3;
}

.upload-ring-progress {
    fill: none;
    stroke: var(--ember);
    stroke-width: 3;
    stroke-linecap: round;
    stroke-dasharray: 97.389;
    stroke-dashoffset: 97.389;
    transition: stroke-dashoffset 120ms ease;
}

.upload-ring-label {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 700;
    color: var(--parchment);
    font-family: var(--font-mono);
}

/* While uploading, fade the filename text so the ring reads clearly
   without the two overlapping. */
.file-drop.uploading .file-drop-label {
    opacity: 0.25;
}

/* ---- Toggle switch --------------------------------------------------------- */

.field-toggle {
    background: rgba(0,0,0,0.15);
    border-radius: 6px;
    padding: 12px 14px;
}

.toggle-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    cursor: pointer;
    margin: 0;
    font-weight: 400;
    font-size: 13px;
    color: var(--parchment);
}

.switch {
    position: relative;
    flex-shrink: 0;
}

.switch input {
    position: absolute;
    opacity: 0;
    width: 46px;
    height: 26px;
    margin: 0;
    cursor: pointer;
}

.switch-track {
    display: block;
    width: 46px;
    height: 26px;
    border-radius: 13px;
    background: rgba(0,0,0,0.4);
    border: 1px solid rgba(201, 154, 74, 0.3);
    transition: background 160ms ease, border-color 160ms ease;
}

.switch-knob {
    display: block;
    width: 20px;
    height: 20px;
    margin: 2px;
    border-radius: 50%;
    background: var(--parchment);
    box-shadow: 0 1px 3px rgba(0,0,0,0.4);
    transition: transform 160ms cubic-bezier(0.34, 1.4, 0.4, 1);
}

.switch input:checked ~ .switch-track {
    background: var(--ember);
    border-color: var(--ember);
}

.switch input:checked ~ .switch-track .switch-knob {
    transform: translateX(20px);
    background: var(--wood-dark);
}

.switch input:focus-visible ~ .switch-track {
    box-shadow: 0 0 0 2px var(--ember-dim);
}

/* ---- Color field ------------------------------------------------------------ */

.color-field {
    display: flex;
    gap: 8px;
    align-items: center;
}

input[type="color"] {
    width: 44px;
    height: 44px;
    padding: 2px;
    border: 1px solid rgba(201, 154, 74, 0.3);
    border-radius: 6px;
    background: rgba(0,0,0,0.3);
    cursor: pointer;
}

.color-hex-text {
    flex: 1;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(201, 154, 74, 0.3);
    border-radius: 5px;
    padding: 10px 12px;
    font-size: 14px;
    font-family: var(--font-mono);
    color: var(--parchment);
    min-height: 44px;
}

/* ---- Radio cards -------------------------------------------------------- */

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.radio-option {
    display: block;
    cursor: pointer;
    margin: 0;
}

.radio-option input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.radio-card {
    display: block;
    padding: 12px 14px;
    border: 1px solid rgba(201, 154, 74, 0.25);
    border-radius: 6px;
    background: rgba(0,0,0,0.15);
    transition: border-color 120ms ease, background 120ms ease;
}

.radio-card strong {
    display: block;
    font-size: 14px;
    color: var(--parchment);
    margin-bottom: 3px;
}

.radio-option input:checked ~ .radio-card {
    border-color: var(--ember);
    background: rgba(232, 163, 67, 0.08);
}

.radio-option input:checked ~ .radio-card strong {
    color: var(--ember);
}

.radio-option input:focus-visible ~ .radio-card {
    box-shadow: 0 0 0 2px var(--ember-dim);
}

/* ---- Build button --------------------------------------------------------- */

.build-btn {
    width: 100%;
    min-height: 48px;
    margin-top: 22px;
    border: 1px solid #8a5a1f;
    border-radius: 6px;
    background: linear-gradient(180deg, var(--ember), #c9832f);
    color: #2a1a08;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(0,0,0,0.35);
    transition: transform 100ms ease, filter 100ms ease;
}

.build-btn:hover {
    filter: brightness(1.06);
}

.build-btn:active {
    transform: scale(0.98);
}

.build-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    filter: none;
}

.footnote {
    margin: 18px 0 0;
    font-size: 11px;
    color: var(--parchment-dim);
    line-height: 1.5;
}

/* ---- Log panel ------------------------------------------------------------ */

.log-panel {
    display: flex;
    flex-direction: column;
    min-height: 420px;
}

.log-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.log-panel-header h2 {
    margin: 0;
}

.log-panel-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.copy-log-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    min-width: 30px;
    border-radius: 6px;
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(201, 154, 74, 0.3);
    color: var(--parchment-dim);
    font-size: 14px;
    cursor: pointer;
    transition: border-color 120ms ease, background 120ms ease, color 120ms ease;
}

.copy-log-btn:hover {
    border-color: var(--ember);
    color: var(--ember);
}

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

.copy-log-btn.copied {
    border-color: var(--success);
    color: var(--success-bright);
    background: rgba(111, 174, 111, 0.12);
}

.status-pill {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 4px 10px;
    border-radius: 12px;
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(201, 154, 74, 0.3);
    color: var(--parchment-dim);
}

.status-pill[data-state="running"] {
    color: var(--ember);
    border-color: var(--ember);
    background: rgba(232, 163, 67, 0.1);
}

.status-pill[data-state="success"] {
    color: var(--success-bright);
    border-color: var(--success);
    background: rgba(111, 174, 111, 0.12);
}

.status-pill[data-state="failed"] {
    color: var(--danger-bright);
    border-color: var(--danger);
    background: rgba(161, 61, 46, 0.12);
}

.log-output {
    flex: 1;
    margin: 0;
    background: var(--wood-dark);
    border: 1px solid rgba(0,0,0,0.4);
    border-radius: 6px;
    padding: 14px;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
    color: var(--parchment);
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
    min-height: 300px;
    max-height: 520px;
}

.log-empty {
    color: var(--parchment-dim);
    font-family: var(--font-body);
    font-size: 13px;
}

.log-line-error {
    color: var(--danger-bright);
}

.log-line-success {
    color: var(--success-bright);
}

/* ---- Download area --------------------------------------------------------- */

.download-area {
    margin-top: 16px;
}

.download-area.hidden {
    display: none;
}

.download-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
    border-radius: 6px;
    background: linear-gradient(180deg, var(--success-bright), var(--success));
    color: var(--wood-dark);
    font-weight: 700;
    font-size: 15px;
    text-decoration: none;
    box-shadow: 0 3px 10px rgba(0,0,0,0.35);
}

.download-btn:hover {
    filter: brightness(1.05);
}

/* ---- Footer --------------------------------------------------------------- */

.site-footer {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 20px 30px;
    text-align: center;
}

.site-footer p {
    font-size: 11px;
    color: var(--parchment-dim);
    line-height: 1.6;
}

.site-footer a {
    color: var(--ember);
}

/* ---- Scrollbar (webkit) ---------------------------------------------------- */

.log-output::-webkit-scrollbar {
    width: 8px;
}

.log-output::-webkit-scrollbar-track {
    background: rgba(0,0,0,0.2);
}

.log-output::-webkit-scrollbar-thumb {
    background: var(--wood-light);
    border-radius: 4px;
}