/* =========================================
   The Type Flip - Styles
   Dark theme using hub.css design tokens
   ========================================= */

/* -- Intro (mirrors AITA-BTI intro) -- */

.section-intro {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    background: var(--bg-deep);
    position: relative;
    overflow: hidden;
}

.section-intro::before {
    content: '';
    position: absolute;
    top: -40%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.intro-container {
    max-width: 620px;
    position: relative;
    z-index: 1;
}

.intro-badge {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    border: 1px solid rgba(194, 124, 90, 0.3);
    padding: 0.4rem 1rem;
    border-radius: 100px;
    margin-bottom: 1.5rem;
}

.intro-title {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 7vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.intro-subtitle {
    font-family: var(--font-serif);
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.intro-hook {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.intro-hook em {
    color: var(--accent);
    font-style: italic;
}

.btn-start {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    background: var(--accent);
    padding: 0.9rem 2.4rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    margin-bottom: 1rem;
}

.btn-start:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(194, 124, 90, 0.25);
}

.intro-disclaimer {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* -- Flip App Section -- */

.section-flip {
    min-height: 100vh;
    background: var(--bg-deep);
    padding: 2rem 1.5rem 4rem;
}

.flip-container {
    max-width: 760px;
    margin: 0 auto;
}

/* -- Personalization Banner -- */

.flip-banner {
    text-align: center;
    padding: 2rem;
    margin-bottom: 2.5rem;
}

.flip-banner-title {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.flip-banner-sub {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    line-height: 1.6;
}

.flip-banner-type {
    display: inline-block;
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--accent);
    background: rgba(194, 124, 90, 0.1);
    padding: 0.4rem 1.2rem;
    border-radius: 6px;
    letter-spacing: 0.08em;
}

/* -- No-result prompt -- */

.flip-no-result {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-bottom: 2.5rem;
}

.flip-no-result p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    line-height: 1.6;
}

.flip-no-result a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
    font-weight: 500;
}

.flip-no-result a:hover {
    color: var(--accent-hover);
}

.flip-selector-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.flip-selector {
    display: flex;
    gap: 0.6rem;
    justify-content: center;
    flex-wrap: wrap;
}

.flip-selector-btn {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-deep);
    border: 1px solid var(--border);
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.flip-selector-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.flip-selector-btn.active {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(194, 124, 90, 0.08);
}

/* -- Dimension Cards -- */

.dimension-card {
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border);
    padding: 1.8rem;
    margin-bottom: 1.5rem;
    border-left: 3px solid var(--dim-color, var(--accent));
    transition: border-color 0.3s ease;
}

.dimension-card[data-dim="T"] { --dim-color: #5A9EC2; }
.dimension-card[data-dim="F"] { --dim-color: #C25A7C; }
.dimension-card[data-dim="J"] { --dim-color: #7CC25A; }
.dimension-card[data-dim="P"] { --dim-color: #C2A85A; }

.dim-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.dim-title {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
}

.dim-title .dim-label {
    color: var(--dim-color, var(--accent));
}

.dim-progress-text {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
}

.dim-progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 100px;
    margin-bottom: 1.2rem;
    overflow: hidden;
}

.dim-progress-fill {
    height: 100%;
    border-radius: 100px;
    background: var(--dim-color, var(--accent));
    transition: width 0.4s ease;
    width: 0%;
}

/* -- Exercise Items -- */

.exercise-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}

.exercise-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.exercise-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    user-select: none;
}

.exercise-checkbox {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    border: 2px solid var(--border-hover);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
    transition: all 0.25s ease;
    background: transparent;
}

.exercise-checkbox:hover {
    border-color: var(--dim-color, var(--accent));
}

.exercise-item.completed .exercise-checkbox {
    background: var(--dim-color, var(--accent));
    border-color: var(--dim-color, var(--accent));
}

.exercise-checkbox-icon {
    opacity: 0;
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    transition: opacity 0.2s ease;
    line-height: 1;
}

.exercise-item.completed .exercise-checkbox-icon {
    opacity: 1;
}

.exercise-info {
    flex: 1;
    min-width: 0;
}

.exercise-number {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
}

.exercise-title {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
    transition: color 0.2s ease;
}

.exercise-item.completed .exercise-title {
    color: var(--text-muted);
    text-decoration: line-through;
    text-decoration-color: rgba(255, 255, 255, 0.15);
}

.exercise-instruction {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.exercise-item.completed .exercise-instruction {
    color: var(--text-muted);
}

/* -- Journal Section -- */

.exercise-journal {
    margin-top: 0.8rem;
    margin-left: 2.2rem;
}

.journal-prompt {
    font-size: 0.78rem;
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}

.journal-textarea {
    width: 100%;
    min-height: 80px;
    background: var(--bg-deep);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    line-height: 1.6;
    padding: 0.75rem;
    resize: vertical;
    transition: border-color 0.2s ease;
}

.journal-textarea:focus {
    outline: none;
    border-color: var(--dim-color, var(--accent));
}

.journal-textarea::placeholder {
    color: var(--text-muted);
}

.journal-saved {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 0.3rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.journal-saved.visible {
    opacity: 1;
}

/* -- Expand/Collapse Toggle -- */

.exercise-toggle {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    cursor: pointer;
    margin-top: 0.4rem;
    margin-left: 2.2rem;
    background: none;
    border: none;
    font-family: var(--font-sans);
    padding: 0;
    transition: color 0.2s ease;
}

.exercise-toggle:hover {
    color: var(--text-secondary);
}

.exercise-body {
    display: none;
}

.exercise-body.open {
    display: block;
}

/* -- Responsive -- */

@media (max-width: 600px) {
    .section-flip {
        padding: 1.5rem 1rem 3rem;
    }

    .dimension-card {
        padding: 1.2rem;
    }

    .dim-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .exercise-journal {
        margin-left: 0;
    }

    .exercise-toggle {
        margin-left: 0;
    }

    .flip-selector {
        flex-direction: column;
        align-items: center;
    }

    .flip-selector-btn {
        width: 100%;
        max-width: 200px;
    }

    .intro-title {
        font-size: clamp(2.2rem, 7vw, 3.5rem);
    }
}