/* ═══════════════════════════════════════════════════════════
   industries-sections.css — Tabs, Go Top, Closing, Stepper, Animations
   ═══════════════════════════════════════════════════════════ */

/* ═══ HERO CTA BUTTON ═══ */
.ind-hero__cta {
    margin-top: 40px;
}

.ind-hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-mono), monospace;
    font-size: 13px;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--ink-dark);
    background: var(--grad-cta);
    padding: 16px 36px;
    border-radius: 100px;
    text-decoration: none;
    border: none;
    transition: all 0.4s cubic-bezier(.16, 1, .3, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.ind-hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(255, 61, 138, 0.25);
    background: var(--grad-cta);
    color: var(--ink-dark);
}

/* ═══ STICKY INDUSTRY TABS ═══ */
.ind-tabs {
    position: sticky;
    top: 76px;
    z-index: 999;
    background: rgba(6, 18, 46, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: box-shadow 0.3s ease;
}

.ind-tabs.scrolled {
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.ind-tabs__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 6px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    flex-wrap: wrap;
    overflow: visible;
}

.ind-tabs__inner::-webkit-scrollbar {
    display: none;
}

.ind-tab {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    font-family: var(--font-mono), monospace;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ink-dim);
    text-decoration: none;
    padding: 12px 10px;
    position: relative;
    transition: color 0.3s ease;
}

.ind-tab::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10px;
    right: 10px;
    height: 2px;
    background: var(--pink);
    border-radius: 100px;
    transform: scaleX(0);
    transition: transform 0.4s cubic-bezier(.16, 1, .3, 1);
}

.ind-tab:hover {
    color: var(--ink);
}

.ind-tab.active {
    color: var(--pink);
}

.ind-tab.active::after {
    transform: scaleX(1);
}

/* ═══ GO TO TOP BUTTON ═══ */
.ind-go-top {
    position: fixed;
    bottom: 100px;
    right: 32px;
    z-index: 998;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: rgba(6, 18, 46, 0.8);
    color: var(--ink);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(.16, 1, .3, 1);
    box-shadow: var(--shadow-soft);
    pointer-events: none;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.ind-go-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.ind-go-top:hover {
    background: var(--pink);
    color: var(--ink-dark);
    border-color: var(--pink);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(255, 61, 138, 0.3);
}

/* ═══ CLOSING ═══ */
.ind-closing {
    position: relative;
    padding: 140px 0;
    overflow: hidden;
    background: transparent;
    border-top: 1px solid var(--glass-border);
}

.ind-closing__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.ind-closing__sky {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 100%, rgba(255, 61, 138, 0.15), transparent 70%),
                radial-gradient(circle at 50% 0%, rgba(255, 61, 138, 0.1), transparent 70%);
}

.ind-closing__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
}

.ind-closing__orb--1 {
    width: 500px;
    height: 500px;
    top: -200px;
    right: -100px;
    background: radial-gradient(circle, rgba(255, 61, 138, 0.15), transparent 65%);
}

.ind-closing__orb--2 {
    width: 400px;
    height: 400px;
    bottom: -150px;
    left: -50px;
    background: radial-gradient(circle, rgba(255, 61, 138, 0.1), transparent 65%);
}

.ind-closing__grain {
    position: absolute;
    inset: 0;
    opacity: 0.03;
    pointer-events: none;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.ind-closing__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.ind-closing__title {
    font-family: var(--font-primary), sans-serif;
    font-size: 44px;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--ink);
    line-height: 1.2;
    margin: 0 0 32px;
}

.ind-closing__title-gradient {
    background: var(--grad-cta);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    font-family: var(--font-primary), sans-serif;
    letter-spacing: -0.03em;
    font-size: 44px;
}

.ind-closing__pain-points {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    max-width: max-content;
    margin: 0 auto 32px auto;
    gap: 12px 16px;
    justify-content: center;
}

.ind-pain-tag {
    display: inline-block;
    font-family: var(--font-mono), monospace;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--ink-soft);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    padding: 8px 16px;
    border-radius: 100px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.ind-closing__text {
    font-family: var(--font-primary), sans-serif;
    font-size: 16px;
    color: var(--ink-soft);
    line-height: 1.6;
    margin: 0 auto 40px;
    max-width: 600px;
    font-weight: 400;
}

.ind-closing__actions {
    display: flex;
    justify-content: center;
}

/* ═══ BUTTONS ═══ */
.ind-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-mono), monospace;
    font-size: 12px;
    text-transform: uppercase;
    font-weight: 700;
    padding: 14px 28px;
    border-radius: 100px;
    border: none;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(.16, 1, .3, 1);
}

.ind-btn--white {
    background: var(--ink);
    color: var(--ink-dark);
    border: 1px solid var(--ink);
}

.ind-btn--white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 61, 138, 0.25);
    background: rgba(255, 61, 138, 0.08);
    border-color: var(--pink);
    color: var(--ink);
}

/* ═══ ANIMATIONS ═══ */
[data-ind-anim] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.16, 1, .3, 1);
}

[data-ind-anim="slide-up"] {
    transform: translateY(32px);
}

[data-ind-anim].ind-visible {
    opacity: 1;
    transform: translate(0);
}

/* ═══ CHALLENGES PANEL (Reference Layout) ═══ */
.ind-challenges-panel {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 0 48px;
    align-items: start;
    margin-top: 48px;
    padding: 48px 52px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-top: 2px solid var(--pink);
    border-radius: 24px;
    position: relative;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
}

.ind-ch-col-label {
    font-family: var(--font-mono), monospace;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--pink);
    margin-bottom: 6px;
}

.ind-ch-col-heading {
    font-family: var(--font-primary), sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.35;
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

/* Challenge numbered rows */
.ind-challenge-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ind-challenge-row {
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: 0 14px;
    align-items: center;
    padding: 14px 16px 14px 14px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-left: 3px solid transparent;
    border-radius: 12px;
    transition: background 0.22s ease, border-color 0.22s ease, transform 0.22s ease, box-shadow 0.22s ease;
    cursor: default;
    position: relative;
    overflow: hidden;
}

.ind-challenge-row::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(255, 61, 138,0.05) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.22s ease;
    pointer-events: none;
}

.ind-challenge-row:hover {
    background: rgba(255, 61, 138,0.06);
    border-color: rgba(255, 61, 138,0.25);
    border-left-color: var(--pink);
    transform: translateX(4px);
    box-shadow: 0 4px 20px rgba(255, 61, 138,0.08);
}

.ind-challenge-row:hover::before {
    opacity: 1;
}

.ind-ch-num {
    font-family: var(--font-mono), monospace;
    font-size: 0.65rem;
    font-weight: 700;
    color: rgba(255, 61, 138,0.5);
    user-select: none;
    text-align: center;
    transition: color 0.22s ease;
}

.ind-challenge-row:hover .ind-ch-num {
    color: var(--pink);
}

.ind-ch-body {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.ind-ch-function {
    font-family: var(--font-mono), monospace;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 61, 138,0.6);
    transition: color 0.22s ease;
}

.ind-challenge-row:hover .ind-ch-function {
    color: var(--pink);
}

.ind-ch-title {
    font-family: var(--font-primary), sans-serif;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--ink-soft);
    line-height: 1.4;
    transition: color 0.22s ease;
}

.ind-challenge-row:hover .ind-ch-title {
    color: var(--ink);
}

/* Impact sidebar */
.ind-impact-sidebar {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-top: 2px solid var(--pink);
    padding: 28px 32px 32px 32px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 16px;
}

.ind-impact-sb-item {
    padding: 22px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.ind-impact-sb-item:first-of-type {
    padding-top: 0;
}

.ind-impact-sb-item:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.ind-impact-sb-val {
    font-family: var(--font-primary), sans-serif;
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.025em;
    background: var(--grad-cta);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ind-impact-sb-desc {
    font-family: var(--font-primary), sans-serif;
    font-size: 0.8rem;
    color: var(--ink-soft);
    line-height: 1.6;
}


@media (max-width: 1100px) {
    .ind-agents-grid--4, .ind-agents-grid--3, .ind-agents-grid--3-plus-2 { grid-template-columns: repeat(2, 1fr); }
    .ind-spotlight-grid--5, .ind-spotlight-grid--4, .ind-spotlight-grid--3 { grid-template-columns: repeat(2, 1fr); }
    .ind-metric-card--hero { grid-row: span 1; grid-column: span 2; }
}

@media (max-width: 1024px) {
    .ind-hero__title { font-size: 48px; }
    .ind-section__headline { font-size: 34px; }
    .ind-scale-banner__stats { grid-template-columns: repeat(2, 1fr); }
    .ind-closing__title { font-size: 36px; }
    .ind-closing__title-gradient { font-size: 36px; }
    .ind-challenges-panel { grid-template-columns: 1fr; gap: 32px; padding: 32px 24px; }
    .ind-impact-sidebar { border-top: 2px solid var(--pink); padding: 24px; }
}

@media (max-width: 768px) {
    .ind-tabs__inner {
        flex-wrap: nowrap;
        justify-content: flex-start;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 6px 16px;
        gap: 8px;
    }
    .ind-tab {
        padding: 12px 14px;
    }
    .ind-hero__title { font-size: 36px; }
    .ind-hero__sub { font-size: 15px; }
    .ind-hero__content { padding: 0 24px; }
    .ind-section { padding: 64px 0; }
    .ind-section__headline { font-size: 28px; }
    
    .ind-agents-grid--4, .ind-agents-grid--3, .ind-agents-grid--3-plus-2 { grid-template-columns: 1fr; }
    .ind-card { min-height: auto; }
    
    .ind-spotlight-grid--5, .ind-spotlight-grid--4, .ind-spotlight-grid--3 { grid-template-columns: 1fr; }
    .ind-metric-card--hero { grid-column: span 1; }
    
    .ind-metric-card__num { font-size: 36px; }
    .ind-metric-card--hero .ind-metric-card__num { font-size: 64px; }
    .ind-metric-card__text--plain { font-size: 24px; }

    .ind-scale-banner { padding: 32px 24px; }
    .ind-scale-banner__stats { grid-template-columns: 1fr; gap: 24px; }
    
    .ind-stepper { flex-direction: column; align-items: flex-start; gap: 32px; padding: 0; }
    .ind-stepper__line { 
        top: 0; left: 32px; bottom: 0; width: 2px; height: auto; right: auto;
    }
    .ind-stepper__line-progress { width: 100%; height: 0%; transition: height 1.5s ease; }
    .ind-stepper.ind-visible .ind-stepper__line-progress { height: 100%; }
    .ind-step { flex-direction: row; text-align: left; width: 100%; gap: 24px; }
    .ind-step__marker { margin-bottom: 0; flex-shrink: 0; z-index: 1; background: rgba(6, 18, 46, 0.8); }
    .ind-step__text { flex: 1; }

    .ind-closing { padding: 80px 0; }
    .ind-closing__title { font-size: 28px; margin-bottom: 24px; }
    .ind-closing__title-gradient { font-size: 28px; }
    .ind-closing__text { font-size: 15px; margin-bottom: 32px; }
    .ind-pain-tag { font-size: 10px; padding: 6px 12px; }
    .ind-btn { font-size: 13px; padding: 12px 24px; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
    [data-ind-anim] { opacity: 1; transform: none; }
}