/* ==========================================================================
   Sophicly Sequence — v3.1.28 styles
   Drag-drop sequencer. Sophicly purple → teal brand.
   ========================================================================== */

.sseq-widget {
    --sseq-bg-from:   #2c003e;
    --sseq-bg-to:     #5333ed;
    --sseq-surface:   rgba(20, 6, 36, 0.72);
    --sseq-surface-2: rgba(255, 255, 255, 0.04);
    --sseq-border:    rgba(255, 255, 255, 0.08);
    --sseq-border-on: rgba(81, 218, 207, 0.45);
    --sseq-text:      #f5f0ff;
    --sseq-muted:     rgba(245, 240, 255, 0.5);
    --sseq-accent:    #51dacf;
    --sseq-accent-glow: rgba(81, 218, 207, 0.18);
    --sseq-success:   #1CD991;
    --sseq-danger:    #ff6b6b;

    display: block;
    width: 100%;
    margin: 24px auto;
    max-width: 760px;
    font-family: 'Proxima Soft Complete', 'Inter', system-ui, sans-serif;
}

.sseq-root {
    background: linear-gradient(140deg, var(--sseq-bg-from) 0%, var(--sseq-bg-to) 100%);
    border-radius: 24px;
    padding: clamp(20px, 4vw, 32px);
    color: var(--sseq-text);
    display: flex;
    flex-direction: column;
    gap: clamp(18px, 3vw, 24px);
    position: relative;
    overflow: hidden;
    box-shadow: 0 18px 52px -12px rgba(44, 0, 62, 0.4);
}

.sseq-root--loading { min-height: 220px; }

.sseq-loading, .sseq-empty {
    color: var(--sseq-muted);
    text-align: center;
    padding: 32px 0;
}

/* ── Header ───────────────────────────────────────────────────────── */

.sseq-header {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sseq-title-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
}

.sseq-title {
    font-size: clamp(1.2rem, 3vw, 1.55rem);
    font-weight: 600;
}

.sseq-attempts {
    font-family: 'Playfair Display Complete', 'Playfair Display', Georgia, serif;
    font-style: italic;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--sseq-accent);
    letter-spacing: 0.04em;
}

.sseq-subtitle {
    color: var(--sseq-muted);
    font-size: 0.92rem;
    line-height: 1.5;
}

.sseq-scaffold-reveal {
    font-family: 'Playfair Display Complete', 'Playfair Display', Georgia, serif;
    font-style: italic;
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    color: var(--sseq-accent);
    margin-top: 4px;
}

/* ── Card surface ─────────────────────────────────────────────────── */

.sseq-card {
    background: var(--sseq-surface);
    border: 1px solid var(--sseq-border);
    border-radius: 18px;
    padding: clamp(18px, 4vw, 26px);
    display: flex;
    flex-direction: column;
    gap: 18px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.sseq-instructions {
    font-size: 0.95rem;
    line-height: 1.55;
    color: var(--sseq-text);
}

.sseq-instructions strong { color: var(--sseq-accent); }

/* ── Bank (source) ────────────────────────────────────────────────── */

.sseq-bank {
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: var(--sseq-surface-2);
    border: 1px dashed var(--sseq-border);
    border-radius: 14px;
    padding: 14px;
    min-height: 80px;
    transition: border-color 0.18s, background 0.18s;
}

.sseq-bank--hover {
    border-color: var(--sseq-border-on);
    background: var(--sseq-accent-glow);
}

.sseq-bank-label {
    font-family: 'Playfair Display Complete', 'Playfair Display', Georgia, serif;
    font-style: italic;
    font-weight: 600;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--sseq-muted);
}

.sseq-bank-cards {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sseq-bank-empty {
    color: var(--sseq-muted);
    font-style: italic;
    text-align: center;
    padding: 14px;
    font-size: 0.9rem;
}

/* ── Slots ─────────────────────────────────────────────────────────── */

.sseq-slots {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sseq-slot {
    display: flex;
    align-items: stretch;
    gap: 12px;
    background: var(--sseq-surface-2);
    border: 1px dashed var(--sseq-border);
    border-radius: 12px;
    padding: 10px 12px;
    min-height: 60px;
    transition: border-color 0.18s, background 0.18s, transform 0.18s;
}

.sseq-slot--hover {
    border-color: var(--sseq-border-on);
    background: var(--sseq-accent-glow);
}

.sseq-slot--correct {
    border-color: rgba(28, 217, 145, 0.4);
    background: rgba(28, 217, 145, 0.08);
    border-style: solid;
}

.sseq-slot--wrong {
    border-color: rgba(255, 107, 107, 0.4);
    background: rgba(255, 107, 107, 0.06);
    border-style: solid;
    animation: sseq-shake 0.4s ease;
}

@keyframes sseq-shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
}

.sseq-slot-num {
    flex: 0 0 auto;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--sseq-bg-from);
    color: var(--sseq-accent);
    border: 1px solid var(--sseq-border-on);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
    flex-shrink: 0;
    align-self: center;
}

.sseq-slot--correct .sseq-slot-num {
    background: var(--sseq-success);
    color: var(--sseq-bg-from);
    border-color: var(--sseq-success);
}

.sseq-slot-placeholder {
    flex: 1;
    color: var(--sseq-muted);
    font-style: italic;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
}

/* ── Card ──────────────────────────────────────────────────────────── */

.sseq-card.sseq-card {
    /* Repeat selector to bump specificity over the surface card */
}

.sseq-card-text {
    line-height: 1.5;
    font-size: 0.95rem;
    color: var(--sseq-text);
}

.sseq-card-text em { font-style: italic; }

/* Per-card draggable tile (different from the surface card; the JS reuses
   the .sseq-card class for the draggable tile too — distinguish by context) */
.sseq-bank-cards .sseq-card,
.sseq-slot .sseq-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 100%);
    border: 1px solid var(--sseq-border);
    border-radius: 10px;
    padding: 12px 14px;
    cursor: grab;
    user-select: none;
    transition: border-color 0.15s, background 0.15s, transform 0.15s, box-shadow 0.15s;
    touch-action: none;
    flex: 1;
    display: flex;
    align-items: center;
}

.sseq-bank-cards .sseq-card:hover,
.sseq-slot .sseq-card:hover {
    border-color: var(--sseq-border-on);
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.04) 100%);
}

.sseq-card--locked {
    cursor: not-allowed !important;
    opacity: 0.85;
    background: linear-gradient(135deg, rgba(28, 217, 145, 0.14) 0%, rgba(28, 217, 145, 0.06) 100%) !important;
    border-color: rgba(28, 217, 145, 0.4) !important;
}

.sseq-card--wrong {
    border-color: rgba(255, 107, 107, 0.5) !important;
}

.sseq-card--dragging {
    opacity: 0.95;
    cursor: grabbing !important;
    box-shadow: 0 18px 44px -14px rgba(0, 0, 0, 0.7), 0 0 0 1px var(--sseq-accent);
    border-color: var(--sseq-accent) !important;
    background: linear-gradient(140deg, var(--sseq-bg-from) 0%, var(--sseq-bg-to) 100%) !important;
    transform: rotate(-1deg);
    pointer-events: none;
}

/* ── Actions ──────────────────────────────────────────────────────── */

.sseq-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 6px;
}

.sseq-btn {
    padding: 12px 24px;
    border-radius: 999px;
    font-family: inherit;
    font-size: 0.88rem;
    font-weight: 600;
    border: 1px solid var(--sseq-border);
    background: var(--sseq-surface-2);
    color: var(--sseq-text);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.15s;
    letter-spacing: 0.02em;
}

.sseq-btn:hover:not(:disabled) {
    border-color: var(--sseq-border-on);
    background: var(--sseq-accent-glow);
}

.sseq-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.sseq-btn--primary {
    background: var(--sseq-accent);
    color: var(--sseq-bg-from);
    border-color: var(--sseq-accent);
}

.sseq-btn--primary:hover:not(:disabled) {
    background: var(--sseq-success);
    border-color: var(--sseq-success);
    transform: translateY(-1px);
}

.sseq-btn--ghost {
    background: transparent;
    color: var(--sseq-muted);
    border-color: var(--sseq-border);
    font-style: italic;
    font-family: 'Playfair Display Complete', 'Playfair Display', Georgia, serif;
    font-weight: 600;
}

.sseq-btn--ghost:hover:not(:disabled) {
    color: var(--sseq-accent);
    border-color: var(--sseq-border-on);
}

.sseq-feedback {
    font-size: 0.88rem;
    color: var(--sseq-muted);
    line-height: 1.5;
    text-align: center;
    padding: 8px 16px;
    background: var(--sseq-surface-2);
    border-radius: 10px;
}

.sseq-feedback strong { color: var(--sseq-accent); font-weight: 700; }

/* ── Success state ────────────────────────────────────────────────── */

.sseq-success-headline {
    font-size: clamp(1.4rem, 4vw, 1.8rem);
    font-weight: 600;
    color: var(--sseq-success);
    text-align: center;
}

/* ── Results banner ───────────────────────────────────────────────── */

.sseq-results-banner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
    padding: 18px 22px;
    border-radius: 14px;
    color: var(--sseq-text);
    /* themed base; grade-tinted gradient layered on via inline backgroundImage
       (GRADE_PANEL). No border — the tint defines the edge. */
    background-color: var(--sseq-surface-2);
}

.sseq-results-row {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 10px;
}

.sseq-results-label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--sseq-muted);
}

.sseq-results-fraction { font-size: 26px; font-weight: 800; line-height: 1; }

.sseq-results-pct {
    font-size: 14px;
    font-weight: 600;
    color: var(--sseq-muted);
}

.sseq-results-grade {
    margin-left: 4px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.02em;
    align-self: center;
    /* background + color set inline per grade (canonical GRADE_BG scale) */
}

.sseq-results-note {
    font-size: 13px;
    font-weight: 500;
    color: var(--sseq-muted);
    line-height: 1.4;
}

.sseq-success-meta {
    font-family: 'Playfair Display Complete', 'Playfair Display', Georgia, serif;
    font-style: italic;
    font-weight: 600;
    font-size: 0.86rem;
    color: var(--sseq-muted);
    text-align: center;
    letter-spacing: 0.02em;
}

.sseq-success-meta strong { color: var(--sseq-text); font-weight: 600; }

.sseq-assembled {
    background: var(--sseq-surface-2);
    border: 1px solid var(--sseq-border);
    border-radius: 14px;
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sseq-assembled-label {
    font-family: 'Playfair Display Complete', 'Playfair Display', Georgia, serif;
    font-style: italic;
    font-weight: 600;
    font-size: 0.74rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--sseq-accent);
}

.sseq-assembled-prose {
    line-height: 1.65;
    color: var(--sseq-text);
    font-size: 0.96rem;
}

.sseq-assembled-prose em { color: var(--sseq-accent); font-style: italic; }

.sseq-workbook {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
    text-align: center;
    margin-top: 6px;
}

.sseq-workbook-prompt {
    font-size: 0.94rem;
    color: var(--sseq-text);
    line-height: 1.55;
    max-width: 520px;
}

.sseq-workbook-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}