:root {
    --bg: #f8f9fa;
    --panel: #ffffff;
    --panel-soft: #f1f3f5;
    --ink: #212529;
    --muted: #6c757d;
    --line: #dee2e6;
    --line-strong: #ced4da;
    --accent: #007bff;
    --accent-ink: #ffffff;
    --danger-soft: #fff5f5;
    --danger-line: #ffa8a8;
    --danger-ink: #c92a2a;
    --success-soft: #ebfbee;
    --success-line: #b2f2bb;
    --success-ink: #2b8a3e;
    --radius: 12px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.2s ease;
}

body[data-theme="dark"] {
    --bg: #121212;
    --panel: #1e1e1e;
    --panel-soft: #2d2d2d;
    --ink: #e9ecef;
    --muted: #adb5bd;
    --line: #343a40;
    --line-strong: #495057;
    --accent: #339af0;
    --accent-ink: #ffffff;
    --danger-soft: #2c0e0e;
    --danger-line: #842020;
    --danger-ink: #ff8787;
    --success-soft: #0b1a0e;
    --success-line: #1b4d21;
    --success-ink: #8ce99a;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.18);
}

* {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    padding: 40px 20px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.6;
    transition: background-color 0.3s ease;
}

.dash {
    width: min(900px, 100%);
    margin: 0 auto;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}


.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 24px 30px;
    border-bottom: 1px solid var(--line);
    background: var(--panel-soft);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.auth-box {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.auth-status {
    font-size: 0.8rem;
    color: var(--muted);
}

.auth-signout {
    padding: 0;
    font-size: 0.85rem;
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.auth-signout:hover {
    text-decoration: underline;
}

h1 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.intro {
    margin: 4px 0 0;
    font-size: 0.95rem;
    color: var(--muted);
}

.theme-toggle {
    padding: 8px 16px;
    border: 1px solid var(--line-strong);
    border-radius: 8px;
    background: var(--panel);
    color: var(--ink);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--line);
}

/* Blocks */
.block {
    padding: 30px;
    border-bottom: 1px solid var(--line);
}

.block:last-child {
    border-bottom: 0;
}

.block-title {
    margin: 0 0 16px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
}

/* Dropzone */
#pdf {
    display: none;
}

.dropzone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    border: 2px dashed var(--line-strong);
    border-radius: var(--radius);
    background: var(--panel-soft);
    text-align: center;
    transition: var(--transition);
}

.dropzone:hover {
    border-color: var(--accent);
    background: var(--bg);
}

.dropzone.is-dragging {
    border-color: var(--accent);
    background: var(--success-soft);
    transform: scale(1.01);
}

.dropzone-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.dropzone-meta {
    font-size: 0.9rem;
    color: var(--muted);
}

/* Buttons */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid var(--line-strong);
    background: var(--panel);
    color: var(--ink);
}

.button:hover:not(:disabled) {
    background: var(--panel-soft);
    border-color: var(--line-strong);
}

.button:active:not(:disabled) {
    transform: translateY(1px);
}

.button-primary {
    background: var(--accent);
    color: var(--accent-ink);
    border-color: var(--accent);
}

.button-primary:hover:not(:disabled) {
    filter: brightness(1.1);
    background: var(--accent);
}

.button-ghost {
    background: transparent;
    border-color: transparent;
    color: var(--muted);
}

.button-ghost:hover:not(:disabled) {
    background: var(--panel-soft);
    color: var(--ink);
}

.button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Progress Bar */
.progress-container {
    width: 100%;
    height: 6px;
    background: var(--line);
    border-radius: 3px;
    margin: 20px 0;
    overflow: hidden;
}

.progress-bar {
    width: 0%;
    height: 100%;
    background: var(--accent);
    transition: width 0.3s ease;
}

.status.is-error {
    background: var(--danger-soft);
    color: var(--danger-ink);
}

.status.is-success {
    background: var(--success-soft);
    color: var(--success-ink);
}

/* Preview */
.preview {
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.preview-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.preview-note {
    font-size: 0.95rem;
    color: var(--muted);
    margin-bottom: 24px;
}

.mode-pill {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    background: var(--line);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

/* Grid & Cards */
.meta-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 0;
}

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

.meta-card dt {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--muted);
    letter-spacing: 0.05em;
    line-height: 1;
}

.meta-card dd {
    margin: 0;
    padding: 0;
}

.field-input, .field-select, .field-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--line-strong);
    border-radius: 8px;
    background: var(--panel);
    color: var(--ink);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.field-input:focus, .field-select:focus, .field-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
}

.is-unknown .field-input,
.is-unknown .field-select,
.is-unknown .field-textarea {
    border-color: var(--danger-line);
    background: var(--danger-soft);
}

.subevents-list {
    display: grid;
    gap: 24px;
}

.subevent-card {
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
    transition: var(--transition);
}

.subevent-card:hover {
    box-shadow: var(--shadow);
    border-color: var(--line-strong);
}

.subevent-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line);
}

.subevent-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
}

.subevent-meta {
    font-size: 0.9rem;
    color: var(--muted);
    margin: 0;
}

.subevent-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.subevent-grid .meta-card:last-child {
    grid-column: 1 / -1;
}

.field-textarea {
    min-height: 100px;
    resize: vertical;
}

/* Notyf Customization */
.notyf__toast {
    border-radius: 8px !important;
    padding: 12px 16px !important;
}

@media (max-width: 800px) {
    .meta-grid, .subevent-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .topbar {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
    }

    .topbar-actions {
        width: 100%;
        justify-content: space-between;
    }

    .block {
        padding: 20px;
    }

    .meta-grid, .subevent-grid {
        grid-template-columns: 1fr;
    }
}