/* ui/css/sections.css
   Reusable marketing sections: hero, tool cards, feature cards, testimonials, FAQ, how-it-works, CTA banner, stats bar, contact layout.
   Loaded: every page. Registered in core/assets.php. */

/* ═══════════════════════════════════════════════════════════════════════════════
   HERO SECTION
═══════════════════════════════════════════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: min(880px, calc(100vh - var(--nav-h)));
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -20%;
    left: -10%;
    width: 70%;
    height: 70%;
    background: radial-gradient(ellipse at center, rgba(249,115,22,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -20%;
    right: -10%;
    width: 60%;
    height: 60%;
    background: radial-gradient(ellipse at center, rgba(59,130,246,0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 72px 0 80px;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 6px 14px 6px 10px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-hover);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

.hero-eyebrow-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
    font-size: clamp(2.4rem, 5.6vw, 4.25rem);
    font-weight: 800;
    line-height: 1.04;
    letter-spacing: -0.04em;
    margin-bottom: 24px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-desc {
    font-size: 1.125rem;
    max-width: 620px;
    margin: 0 auto 40px;
    color: var(--text-secondary);
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: rgba(17,17,29,0.7);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    max-width: 820px;
    margin: 0 auto;
    overflow: hidden;
}

.hero-stat-item {
    text-align: center;
    padding: 22px 16px;
}
.hero-stat-item + .hero-stat-item { border-left: 1px solid var(--border); }

.hero-stat-value {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.hero-stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 6px;
    font-weight: 500;
    line-height: 1.4;
}

.hero-stat-divider { display: none; }

/* ═══════════════════════════════════════════════════════════════════════════════
   TOOL CARDS (Homepage grid)
═══════════════════════════════════════════════════════════════════════════════ */
.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 26px;
    display: flex;
    flex-direction: column;
    transition: all var(--t-normal);
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 24px;
    right: 24px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(249,115,22,0.6), transparent);
    opacity: 0;
    transition: opacity var(--t-normal);
}

.tool-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.tool-card:hover::before { opacity: 1; }
.tool-card-coming::before { background: linear-gradient(90deg, transparent, rgba(167,139,250,0.6), transparent); }
.tool-card--featured { border-color: rgba(249,115,22,0.3); background: linear-gradient(180deg, rgba(249,115,22,0.05), var(--bg-card) 40%); }

.tool-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
}

.tool-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    color: var(--text-primary);
    flex-shrink: 0;
}

.tool-icon-fb  { background: rgba(59,130,246,0.12); color: #7aa7ff; border-color: rgba(59,130,246,0.25); }
.tool-icon-far { background: rgba(249,115,22,0.12); color: var(--text-accent); border-color: rgba(249,115,22,0.25); }
.tool-icon-tff { background: rgba(236,72,153,0.10); color: #f472b6; border-color: rgba(236,72,153,0.25); }
.tool-icon-bls { background: rgba(139,92,246,0.12); color: #b69cff; border-color: rgba(139,92,246,0.25); }
.tool-icon-xp  { background: rgba(231,233,234,0.07); color: #e7e9ea; border-color: rgba(231,233,234,0.22); }
.tool-icon-fbp { background: rgba(6,182,212,0.12);  color: #67d8ec; border-color: rgba(6,182,212,0.28); }

.tool-card-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.focus-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-top: 32px;
}

.tool-card-kicker {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.tool-card-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    flex: 1;
    margin-bottom: 20px;
}

.tool-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.tool-card-users {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.tool-card-users strong { color: var(--text-secondary); }
.tool-card-points { margin-bottom: 20px; }
.tool-card-points li { font-size: 0.825rem; }

/* ═══════════════════════════════════════════════════════════════════════════════
   FEATURE CARDS
═══════════════════════════════════════════════════════════════════════════════ */
.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: border-color var(--t-normal), background var(--t-normal);
}

.feature-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

.feature-icon {
    width: 42px;
    height: 42px;
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    color: var(--text-accent);
    background: var(--accent-light);
    border: 1px solid rgba(249,115,22,0.18);
}
.feature-icon svg { width: 20px; height: 20px; }
.feature-icon--green  { color: #4ade80; background: var(--green-light); border-color: rgba(34,197,94,0.2); }
.feature-icon--purple { color: #b69cff; background: var(--purple-light); border-color: rgba(139,92,246,0.22); }
.feature-icon--blue   { color: #7aa7ff; background: var(--blue-light); border-color: rgba(59,130,246,0.22); }
.feature-grid { gap: 16px; }
.tools-grid { gap: 20px; }
.hero .container { width: 100%; }

.feature-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   TESTIMONIALS
═══════════════════════════════════════════════════════════════════════════════ */
.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 28px;
    transition: all var(--t-normal);
}

.testimonial-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.testimonial-stars {
    display: flex;
    gap: 3px;
    margin-bottom: 16px;
    color: var(--yellow);
    font-size: 14px;
}

.testimonial-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    flex-shrink: 0;
}

.testimonial-name { font-size: 0.875rem; font-weight: 700; }
.testimonial-role { font-size: 0.75rem; color: var(--text-muted); }

/* ═══════════════════════════════════════════════════════════════════════════════
   FAQ
═══════════════════════════════════════════════════════════════════════════════ */
.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-card);
    transition: border-color var(--t-fast);
}

.faq-item.is-open { border-color: var(--border-hover); }

.faq-question {
    width: 100%;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    user-select: none;
    transition: background var(--t-fast);
}

.faq-question:hover { background: var(--bg-hover); }

/* Plus/close glyph drawn in CSS (any text inside the span is hidden). */
.faq-icon {
    position: relative;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 1px solid var(--border-hover);
    flex-shrink: 0;
    font-size: 0;
    color: var(--text-secondary);
    transition: transform var(--t-fast), background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}
.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 1.5px;
    background: currentColor;
    border-radius: 1px;
    transform: translate(-50%, -50%);
}
.faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); }

.faq-item.is-open .faq-icon {
    background: var(--accent-light);
    border-color: var(--border-accent);
    color: var(--text-accent);
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.is-open .faq-answer {
    max-height: 600px;
}

.faq-answer-inner {
    padding: 16px 24px 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.75;
    border-top: 1px solid var(--border);
}
.faq-answer-inner a { color: var(--text-accent); }

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   HOW IT WORKS
═══════════════════════════════════════════════════════════════════════════════ */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 32px;
    left: calc(16.66% + 24px);
    right: calc(16.66% + 24px);
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
    z-index: 0;
}

.step-card {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--bg-base);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-accent);
    box-shadow: 0 0 0 6px var(--bg-base), 0 0 0 7px rgba(249,115,22,0.12);
}

.step-title { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.step-desc { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.65; max-width: 320px; margin: 0 auto; }

/* ═══════════════════════════════════════════════════════════════════════════════
   CTA BANNER
═══════════════════════════════════════════════════════════════════════════════ */
.cta-banner {
    background:
        radial-gradient(80% 140% at 50% 0%, rgba(249,115,22,0.10) 0%, transparent 60%),
        var(--bg-card);
    border: 1px solid var(--border-hover);
    border-radius: var(--radius-xl);
    padding: 64px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse at center, rgba(249,115,22,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.cta-banner > * { position: relative; }
.cta-banner h2 { margin-bottom: 14px; }
.cta-banner p { max-width: 520px; margin: 0 auto 28px; }
.cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.cta-note { font-size: 0.8rem !important; color: var(--text-muted) !important; margin: 20px auto 0 !important; }

/* ═══════════════════════════════════════════════════════════════════════════════
   STATS BAR
═══════════════════════════════════════════════════════════════════════════════ */
.stats-bar {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 28px 0;
}

.stats-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 24px;
}

.stat-item { text-align: center; }
.stat-value {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    line-height: 1;
}
.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

@media (max-width: 900px) {
    .steps-grid { grid-template-columns: 1fr; }
    .steps-grid::before { display: none; }
}

@media (max-width: 900px) {
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
    .hero-stat-item:nth-child(3) { border-left: 0; }
    .hero-stat-item:nth-child(n+3) { border-top: 1px solid var(--border); }
}

@media (max-width: 640px) {
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; max-width: 320px; }
    .cta-banner { padding: 40px 24px; }
    .tz-contact-layout, .tz-contact-fields { grid-template-columns: 1fr !important; }
}