/* ============================================================
   SCENES.MOOKE.NL — Editorial monochrome stylesheet
   Reference: realskin.mooke.nl
   ============================================================ */

:root {
    --bg: #ffffff;
    --bg-soft: #fafafa;
    --text-primary: #1a1a1a;
    --text-secondary: #6a6a6a;
    --text-tertiary: #a8a8a8;
    --text-quaternary: #d0d0d0;
    --border-light: #ececec;
    --border-medium: #d8d8d8;
    --border-dark: #1a1a1a;
    --black: #000000;
    --white: #ffffff;
    --shadow-subtle: 0 1px 2px rgba(0,0,0,0.02);
    --transition: 150ms ease;
}

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

html, body {
    background: var(--bg);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

button {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: var(--white);
    border: 1px solid var(--border-medium);
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--border-dark);
}

/* ============================================================
   HEADER
   ============================================================ */

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 36px 48px 24px;
}

.brand-title {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1;
    margin-bottom: 8px;
}

.brand-light {
    color: var(--text-tertiary);
    font-weight: 300;
}

.brand-subtitle {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 2.5px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    border: 1px solid var(--border-medium);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-primary);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--black);
}

.header-divider {
    border: none;
    border-top: 1px solid var(--border-light);
    margin: 0 48px;
}

/* ============================================================
   LAYOUT — two columns
   ============================================================ */

.app-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    gap: 48px;
    padding: 40px 48px 80px;
    max-width: 1600px;
    margin: 0 auto;
}

@media (max-width: 1100px) {
    .app-main {
        grid-template-columns: 1fr;
    }
}

.config-column,
.result-column {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

/* ============================================================
   SECTIONS
   ============================================================ */

.section {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-primary);
}

.section-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: var(--black);
    color: var(--white);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0;
}

.section-help {
    font-size: 12px;
    line-height: 1.55;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

/* ============================================================
   ENGINE — model selector cards
   ============================================================ */

.engine-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

@media (max-width: 700px) {
    .engine-grid {
        grid-template-columns: 1fr;
    }
}

.engine-card {
    padding: 18px 16px;
    background: var(--white);
    border: 1px solid var(--border-medium);
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}

.engine-card:hover {
    border-color: var(--text-primary);
}

.engine-card.active {
    background: var(--black);
    border-color: var(--black);
    color: var(--white);
}

.engine-name {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.engine-desc {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--text-secondary);
    line-height: 1.4;
}

.engine-card.active .engine-desc {
    color: var(--text-quaternary);
}

/* ============================================================
   CHARACTERS — multi-row input
   ============================================================ */

.character-row {
    display: grid;
    grid-template-columns: auto 80px 1fr auto;
    gap: 12px;
    align-items: center;
    padding: 14px;
    border: 1px solid var(--border-light);
    background: var(--bg-soft);
}

.character-badge {
    font-family: 'Inter', monospace;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 6px 10px;
    background: var(--black);
    color: var(--white);
    align-self: stretch;
    display: flex;
    align-items: center;
}

.character-upload {
    display: flex;
    align-items: center;
    justify-content: center;
}

.dropzone-small {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    border: 1px dashed var(--border-medium);
    cursor: pointer;
    color: var(--text-tertiary);
    transition: var(--transition);
}

.dropzone-small:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.dropzone-icon {
    font-size: 22px;
    font-weight: 300;
    line-height: 1;
}

.dropzone-label {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 1.5px;
    margin-top: 4px;
}

.thumb-wrapper {
    position: relative;
    width: 80px;
    height: 80px;
}

.thumb {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border: 1px solid var(--border-medium);
}

.thumb-remove {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 22px;
    height: 22px;
    background: var(--black);
    color: var(--white);
    border-radius: 50%;
    font-size: 14px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.thumb-remove:hover {
    transform: scale(1.1);
}

.character-fields {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.text-input {
    padding: 9px 12px;
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.text-input::placeholder {
    color: var(--text-tertiary);
    letter-spacing: 1px;
}

.character-remove {
    color: var(--text-tertiary);
    font-size: 22px;
    font-weight: 300;
    padding: 4px 8px;
    transition: var(--transition);
}

.character-remove:hover {
    color: var(--text-primary);
}

.add-button {
    padding: 12px;
    border: 1px dashed var(--border-medium);
    background: transparent;
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    transition: var(--transition);
}

.add-button:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

/* ============================================================
   DROPZONE — large (environment)
   ============================================================ */

.dropzone {
    display: block;
    border: 1px dashed var(--border-medium);
    padding: 50px 24px;
    cursor: pointer;
    transition: var(--transition);
    background: var(--white);
}

.dropzone:hover {
    border-color: var(--text-primary);
}

.dropzone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.dropzone-icon-large {
    font-size: 40px;
    font-weight: 300;
    line-height: 1;
    color: var(--text-secondary);
}

.dropzone-title {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-top: 8px;
}

.dropzone-sub {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--text-tertiary);
}

.env-preview-wrapper {
    position: relative;
}

.env-preview {
    width: 100%;
    max-height: 280px;
    object-fit: cover;
    display: block;
    border: 1px solid var(--border-medium);
}

/* ============================================================
   SCENE TEXTAREA
   ============================================================ */

.scene-textarea {
    width: 100%;
    padding: 16px;
    font-size: 13px;
    line-height: 1.5;
    resize: vertical;
    text-transform: none;
    letter-spacing: normal;
}

.scene-textarea::placeholder {
    color: var(--text-tertiary);
}

.char-count {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 1.5px;
    color: var(--text-tertiary);
    text-align: right;
}

/* ============================================================
   GENERATE BUTTON
   ============================================================ */

.generate-button {
    padding: 22px;
    background: var(--black);
    color: var(--white);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    transition: var(--transition);
    margin-top: 12px;
}

.generate-button:not(.disabled):hover {
    background: var(--text-primary);
    transform: translateY(-1px);
}

.generate-button.disabled {
    background: var(--border-medium);
    color: var(--text-tertiary);
    cursor: not-allowed;
}

/* ============================================================
   RESULT
   ============================================================ */

.result-section {
    min-height: 600px;
}

.result-placeholder {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
    background: var(--bg-soft);
    min-height: 500px;
    gap: 16px;
}

.placeholder-icon {
    font-size: 48px;
    color: var(--text-quaternary);
}

.placeholder-text {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--text-tertiary);
}

.result-progress {
    border: 1px solid var(--border-light);
    background: var(--bg-soft);
    padding: 40px 32px;
    min-height: 500px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.progress-stages {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.progress-stage {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-tertiary);
    transition: var(--transition);
}

.stage-marker {
    width: 12px;
    height: 12px;
    border: 1px solid var(--border-medium);
    flex-shrink: 0;
}

.progress-stage.active {
    color: var(--text-primary);
}

.progress-stage.active .stage-marker {
    background: var(--black);
    border-color: var(--black);
    animation: pulse 1.2s ease-in-out infinite;
}

.progress-stage.done {
    color: var(--text-secondary);
}

.progress-stage.done .stage-marker {
    background: var(--black);
    border-color: var(--black);
}

.progress-stage.error {
    color: #c0392b;
}

.progress-stage.error .stage-marker {
    background: #c0392b;
    border-color: #c0392b;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.progress-message {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.6;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

.result-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sheet-preview-wrapper {
    border: 1px solid var(--border-medium);
    background: var(--bg-soft);
}

.sheet-preview {
    width: 100%;
    display: block;
}

.result-meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 16px;
    border: 1px solid var(--border-light);
    background: var(--bg-soft);
}

.meta-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--text-tertiary);
}

.meta-value {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

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

.action-button {
    padding: 14px 18px;
    background: var(--white);
    border: 1px solid var(--border-medium);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
}

.action-button:hover {
    border-color: var(--text-primary);
}

.action-button.primary {
    background: var(--black);
    border-color: var(--black);
    color: var(--white);
}

.action-button.primary:hover {
    background: var(--text-primary);
}

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

.prompts-title {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--text-secondary);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 4px;
}

.prompt-block {
    border: 1px solid var(--border-light);
    background: var(--bg-soft);
}

.prompt-block summary {
    cursor: pointer;
    padding: 12px 16px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
}

.prompt-block summary::-webkit-details-marker {
    display: none;
}

.prompt-block summary::before {
    content: "+ ";
    color: var(--text-secondary);
    margin-right: 4px;
}

.prompt-block[open] summary::before {
    content: "− ";
}

.prompt-meta {
    font-size: 10px;
    color: var(--text-tertiary);
    font-weight: 500;
}

.prompt-block pre {
    padding: 16px;
    font-family: 'Inter', ui-monospace, monospace;
    font-size: 12px;
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
    background: var(--white);
    border-top: 1px solid var(--border-light);
    color: var(--text-primary);
}

.result-footer {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--text-tertiary);
    text-align: right;
    text-transform: uppercase;
}