/* ═══════════════════════════════════════════════════════════════
   PULSE DECK - Landing Page Styles
   Accent: #2A75B6  |  Dark Theme  |  Inter Typography
   ═══════════════════════════════════════════════════════════════ */

/* ── Reset & Base ────────────────────────────────────────── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Accent palette */
    --accent:        #2A75B6;
    --accent-light:  #3d8fd4;
    --accent-dark:   #1e5a8e;
    --accent-glow:   rgba(42, 117, 182, 0.35);
    --accent-subtle: rgba(42, 117, 182, 0.08);

    /* Surfaces */
    --bg-body:    #0a0e17;
    --bg-surface: #0f1420;
    --bg-card:    #141a28;
    --bg-card-hover: #1a2236;
    --bg-elevated: #1c2436;

    /* Borders */
    --border:       rgba(255, 255, 255, 0.06);
    --border-hover: rgba(42, 117, 182, 0.30);

    /* Text */
    --text-primary:   #e8ecf4;
    --text-secondary: #8896ab;
    --text-muted:     #5a6880;

    /* Spacing */
    --section-py: clamp(5rem, 10vw, 8rem);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --duration: 0.3s;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }
/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-body); }
::-webkit-scrollbar-thumb { background: var(--bg-elevated); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dark); }

/* ── Container ───────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 2rem);
}

/* ── Section shared ──────────────────────────────────────── */
.section {
    padding: var(--section-py) 0;
    position: relative;
    background-color: var(--bg-body);
}

.section.pt-0 {
    padding-top: 0 !important;
}

/* Scroll stack effect */
.highlight {
    position: sticky;
    top: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: 0 -20px 40px -10px rgba(0,0,0,0.6);
}

/* Add operators to stack effect on desktop only */
@media (min-width: 969px) {
    #operators {
        position: sticky;
        top: 0;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        justify-content: center;
        box-shadow: 0 -20px 40px -10px rgba(0,0,0,0.6);
    }
}

.section__header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 3.5rem;
}

.section__tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-subtle);
    padding: 0.4em 1em;
    border-radius: 100px;
    margin-bottom: 1.25rem;
    border: 1px solid rgba(42, 117, 182, 0.15);
}

.section__title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section__title--left { text-align: left; }

.section__subtitle {
    font-size: clamp(1rem, 1.8vw, 1.125rem);
    color: var(--text-secondary);
    line-height: 1.75;
}

/* ── Button ──────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-family);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.8rem 1.75rem;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all var(--duration) var(--ease-out);
    white-space: nowrap;
}

.btn--primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 0 24px var(--accent-glow),
                0 2px 8px rgba(0,0,0,0.3);
}
.btn--primary:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 0 40px var(--accent-glow),
                0 4px 16px rgba(0,0,0,0.4);
}

.btn--ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}
.btn--ghost:hover {
    border-color: var(--accent);
    color: var(--accent-light);
    transform: translateY(-2px);
}

/* ═══════════════════════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════════════════════ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all var(--duration) var(--ease-out);
    background: transparent;
}

.nav--scrolled {
    background: rgba(10, 14, 23, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.nav__logo-img {
    width: 36px;
    height: 36px;
}

.nav__brand {
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: -0.01em;
}

.nav__links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav__links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--duration);
    position: relative;
}

.nav__links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--duration) var(--ease-out);
    border-radius: 1px;
}

.nav__links a:hover {
    color: var(--text-primary);
}

.nav__links a:hover::after {
    width: 100%;
}

.nav__cta-btn {
    background: var(--accent) !important;
    color: #fff !important;
    padding: 0.55rem 1.25rem !important;
    border-radius: 8px;
    font-weight: 600 !important;
    transition: all var(--duration) var(--ease-out) !important;
}

.nav__cta-btn::after { display: none !important; }

.nav__cta-btn:hover {
    background: var(--accent-light) !important;
    transform: translateY(-1px);
    box-shadow: 0 0 20px var(--accent-glow);
}

/* Hamburger */
.nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav__hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--duration) var(--ease-out);
}

.nav__hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav__hamburger.active span:nth-child(2) {
    opacity: 0;
}
.nav__hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}


/* ═══════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: 6rem;
    padding-bottom: 2rem;
    overflow: hidden;
}

/* Dot grid background */
.hero__bg-grid {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(42, 117, 182, 0.08) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(ellipse 60% 60% at 50% 40%, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 40%, black 30%, transparent 70%);
    pointer-events: none;
}

/* Canvas Animation (JS driven) */
.hero__canvas {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

.hero__content {
    text-align: center;
    position: relative;
    z-index: 2;
    max-width: 820px;
}

/* Badge */
.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-light);
    background: var(--accent-subtle);
    border: 1px solid rgba(42, 117, 182, 0.15);
    padding: 0.45em 1.2em;
    border-radius: 100px;
    margin-bottom: 2rem;
    animation: badgePulse 3s ease-in-out infinite;
}

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

@keyframes dotBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(42, 117, 182, 0.1); }
    50% { box-shadow: 0 0 0 8px rgba(42, 117, 182, 0); }
}

.hero__title {
    font-size: clamp(2.25rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero__title-accent {
    display: block;
    background: linear-gradient(135deg, var(--accent-light) 0%, #5ba8e0 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 640px;
    margin: 0 auto 2.5rem;
}

.hero__actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3.5rem;
}

/* Stats */
.hero__stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.hero__stat {
    text-align: center;
}

.hero__stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-light);
    letter-spacing: -0.02em;
}

.hero__stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.hero__stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border);
}

/* Hero image placeholder */
.hero__image-wrap {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1100px;
    margin: 3rem auto 0;
    padding: 0 clamp(1.25rem, 4vw, 2rem);
}

.hero__image-placeholder {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero__image-glow {
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 70%;
    height: 100%;
    background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
}

.hero__image-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--text-muted);
    z-index: 1;
}

/* Hero glow behind card */
.hero__image-glow-outer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -30%);
    width: 80%;
    height: 60%;
    background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 65%);
    pointer-events: none;
    z-index: 0;
}


/* ═══════════════════════════════════════════════════════════
   SDK DEMO CARD (Hero)
   ═══════════════════════════════════════════════════════════ */
.sdk-demo-card {
    position: relative;
    z-index: 1;
    width: 100%;
    background: #161b22;
    border: 1px solid #30363d;
    border-radius: 14px;
    padding: 2rem 2.25rem;
    font-family: var(--font-family);
    color: #e6edf3;
    transition: border-color var(--duration) var(--ease-out);
}

.sdk-demo-card:hover {
    border-color: #4a5462;
}

.sdk-demo-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.25rem;
}

.sdk-demo-card__left {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    flex: 1;
    min-width: 0;
}

.sdk-demo-card__icon {
    width: 56px;
    align-self: stretch;
    border-radius: 10px;
    background: #0d1117;
    border: 1px solid #30363d;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
    padding: 6px;
}

.sdk-demo-card__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.sdk-demo-card__info {
    min-width: 0;
}

.sdk-demo-card__cats {
    display: flex;
    gap: 0.4rem;
    font-size: 0.72rem;
    color: #8b949e;
    margin-bottom: 0.35rem;
}

.sdk-demo-card__dot {
    color: #4a5462;
}

.sdk-demo-card__title {
    font-size: clamp(1rem, 2vw, 1.35rem);
    font-weight: 700;
    line-height: 1.3;
    color: #e6edf3;
    margin: 0;
}

.sdk-demo-card__title-row {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.sdk-demo-card__btn-area {
    position: relative;
    flex-shrink: 0;
    margin-top: 4px;
    display: flex;
    align-items: center;
}

/* ── Ghost Cursor Animation ────────────────────────────── */
.ghost-cursor {
    position: absolute;
    top: -2px;
    left: 8px;
    pointer-events: none;
    --ghost-start-x: 62px;
    --ghost-start-y: 10px;
    animation: ghostFloat 4s ease-in-out infinite;
}

.ghost-cursor__icon {
    display: block;
    width: 60px;
    height: 60px;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.4));
    animation: ghostClick 4s ease-in-out infinite;
    transform-origin: top left;
}

.ghost-cursor__ripple {
    position: absolute;
    top: -2px;
    left: -4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.5);
    animation: ghostRipple 4s ease-out infinite;
    opacity: 0;
}

@keyframes ghostFloat {
    0% {
        transform: translate(var(--ghost-start-x), var(--ghost-start-y));
        opacity: 0;
    }
    15% {
        transform: translate(var(--ghost-start-x), var(--ghost-start-y));
        opacity: 0.9;
    }
    35% {
        transform: translate(0, 0);
        opacity: 0.9;
    }
    /* Click moment */
    40% {
        transform: translate(0, 0);
        opacity: 0.9;
    }
    50% {
        transform: translate(0, 0);
        opacity: 0.9;
    }
    65% {
        transform: translate(0, 0);
        opacity: 0;
    }
    100% {
        transform: translate(var(--ghost-start-x), var(--ghost-start-y));
        opacity: 0;
    }
}

@media (max-width: 768px) {
    .ghost-cursor {
        --ghost-start-x: 22px;
    }
    .ghost-cursor__icon {
        width: 30px;
        height: 30px;
    }
}

@keyframes ghostClick {
    0%, 35% { transform: scale(1); }
    40% { transform: scale(0.8); }
    45% { transform: scale(1); }
    100% { transform: scale(1); }
}

@keyframes ghostRipple {
    0%, 38% {
        transform: scale(0.5);
        opacity: 0;
    }
    42% {
        transform: scale(1);
        opacity: 0.6;
    }
    60% {
        transform: scale(2.5);
        opacity: 0;
    }
    100% {
        opacity: 0;
    }
}

.sdk-demo-card__demo-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--accent-light);
    background: var(--accent-subtle);
    padding: 0.2rem 0.55rem;
    border-radius: 100px;
    border: 1px solid rgba(42, 117, 182, 0.2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.sdk-demo-card__demo-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    animation: dotBlink 2s ease-in-out infinite;
}

.sdk-demo-card__body {
    display: flex;
    gap: 2rem;
}

.sdk-demo-card__stats {
    flex: 0 0 280px;
    display: flex;
    flex-direction: column;
}

.sdk-demo-card__stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.7rem 0;
    border-bottom: 1px solid #21262d;
}

.sdk-demo-card__stat-row--last {
    border-bottom: none;
}

.sdk-demo-card__label {
    font-size: 0.9rem;
    color: #e6edf3;
}

.sdk-demo-card__value {
    font-size: 1.1rem;
    font-weight: 700;
}

.sdk-demo-card__value--yes {
    color: #3fb950;
}

.sdk-demo-card__value--no {
    color: #f85149;
}

.sdk-demo-card__desc {
    font-size: 0.78rem;
    color: #8b949e;
    line-height: 1.6;
    margin: 0.75rem 0;
    opacity: 0.75;
}

.sdk-demo-card__vol {
    font-size: 0.75rem;
    color: #8b949e;
    margin-top: auto;
}

.sdk-demo-card__chart {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.sdk-demo-card__chart-placeholder {
    flex: 1;
    min-height: 200px;
    display: flex;
    flex-direction: column;
}

.sdk-demo-card__chart-placeholder svg {
    flex: 1;
}

.sdk-demo-card__chart-legend {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: #8b949e;
    margin-top: 0.5rem;
}

.sdk-demo-card__legend-item {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.sdk-demo-card__legend-item strong {
    color: #e6edf3;
}

.sdk-demo-card__legend-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
}

.sdk-demo-card__hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    color: #8b949e;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #21262d;
    opacity: 0.7;
}

/* Tablet SDK card */
@media (max-width: 968px) {
    .sdk-demo-card__stats {
        flex: 0 0 220px;
    }

    .sdk-demo-card__chart-placeholder {
        min-height: 160px;
    }

    .sdk-demo-card {
        padding: 1.5rem;
    }
}

/* Mobile SDK card */
@media (max-width: 640px) {
    .sdk-demo-card {
        padding: 1.25rem;
    }

    .sdk-demo-card__header {
        gap: 0.5rem;
    }

    .sdk-demo-card__left {
        gap: 0.75rem;
    }

    .sdk-demo-card__icon {
        width: 44px;
        border-radius: 8px;
        padding: 4px;
    }

    /* Hide categories and demo tag on mobile */
    .sdk-demo-card__cats {
        display: none;
    }

    .sdk-demo-card__title {
        font-size: 0.92rem;
        line-height: 1.35;
    }

    .sdk-demo-card__body {
        flex-direction: column;
        gap: 0;
    }

    .sdk-demo-card__stats {
        flex: none;
    }

    .sdk-demo-card__stat-row {
        padding: 0.45rem 0;
    }

    .sdk-demo-card__stat-row--last {
        display: none;
    }

    .sdk-demo-card__label {
        font-size: 0.82rem;
    }

    .sdk-demo-card__value {
        font-size: 0.95rem;
    }

    /* Hide non-essential mobile content */
    .sdk-demo-card__desc,
    .sdk-demo-card__vol {
        display: none;
    }

    /* Sparkline chart on mobile */
    .sdk-demo-card__chart {
        flex: none;
    }

    .sdk-demo-card__chart-placeholder {
        min-height: 55px;
        max-height: 55px;
    }

    .sdk-demo-card__chart-legend {
        display: none;
    }

    /* Hint on mobile */
    .sdk-demo-card__hint {
        font-size: 0.72rem;
        margin-top: 0.75rem;
        padding-top: 0.75rem;
        gap: 0.4rem;
    }

    .sdk-demo-card__hint svg {
        width: 12px;
        height: 12px;
    }
}


/* ═══════════════════════════════════════════════════════════
   FEATURES
   ═══════════════════════════════════════════════════════════ */
.features {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 2rem 1.75rem;
    transition: all var(--duration) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity var(--duration) var(--ease-out);
}

.feature-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-4px);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card__icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--accent-subtle);
    border: 1px solid rgba(42, 117, 182, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--accent-light);
    transition: all var(--duration) var(--ease-out);
}

.feature-card:hover .feature-card__icon-wrap {
    background: rgba(42, 117, 182, 0.15);
    border-color: rgba(42, 117, 182, 0.25);
    box-shadow: 0 0 20px rgba(42, 117, 182, 0.15);
}

.feature-card__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
    letter-spacing: -0.01em;
}

.feature-card__desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}


/* ═══════════════════════════════════════════════════════════
   DEMO VIDEO
   ═══════════════════════════════════════════════════════════ */
.demo__player-wrap {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.demo__player-wrap::before {
    content: '';
    position: absolute;
    inset: 5%;
    border-radius: 50%;
    background: var(--accent);
    filter: blur(80px);
    opacity: 0.25;
    z-index: -1;
    pointer-events: none;
}

.demo__player-border {
    padding: 3px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(42, 117, 182, 0.5), rgba(42, 117, 182, 0.05), rgba(42, 117, 182, 0.3));
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}

.demo__player {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 15px;
    overflow: hidden;
    background: var(--bg-card);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.demo__player iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    transition: opacity var(--duration) var(--ease-out);
}


/* ═══════════════════════════════════════════════════════════
   PIPELINE / HOW IT WORKS
   ═══════════════════════════════════════════════════════════ */
.pipeline__steps {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    max-width: 640px;
    margin: 0 auto;
}

.pipeline__step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    width: 100%;
    transition: all var(--duration) var(--ease-out);
    position: relative;
}

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

.pipeline__step-num {
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent);
    opacity: 0.25;
    line-height: 1;
    flex-shrink: 0;
    min-width: 50px;
}

.pipeline__step-icon {
    color: var(--accent-light);
    margin-bottom: 0.75rem;
}

.pipeline__step-content h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.pipeline__step-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.pipeline__connector {
    width: 2px;
    height: 32px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    opacity: 0.3;
    flex-shrink: 0;
}


/* ═══════════════════════════════════════════════════════════
   HIGHLIGHT / QUOTE
   ═══════════════════════════════════════════════════════════ */
.highlight {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.highlight__quote {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    padding: 2rem 0;
}

.highlight__quote-icon {
    color: var(--accent);
    opacity: 0.15;
    margin-bottom: 1.5rem;
}

.highlight__quote p {
    font-size: clamp(1.15rem, 2.5vw, 1.5rem);
    font-weight: 400;
    line-height: 1.7;
    color: var(--text-secondary);
    font-style: italic;
}

.highlight__quote em {
    color: var(--accent-light);
    font-style: italic;
}


/* ═══════════════════════════════════════════════════════════
   BUILT FOR OPERATORS
   ═══════════════════════════════════════════════════════════ */
.operators__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.operator-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 2.25rem 1.75rem;
    transition: all var(--duration) var(--ease-out);
    position: relative;
    text-align: center;
}

.operator-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--duration) var(--ease-out);
    border-radius: 1px;
}

.operator-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-4px);
}

.operator-card:hover::after {
    width: 60%;
}

.operator-card__icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--accent-subtle);
    border: 1px solid rgba(42, 117, 182, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--accent-light);
    transition: all var(--duration) var(--ease-out);
}

.operator-card:hover .operator-card__icon {
    background: rgba(42, 117, 182, 0.15);
    border-color: rgba(42, 117, 182, 0.25);
    box-shadow: 0 0 24px rgba(42, 117, 182, 0.15);
}

.operator-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.operator-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}


/* ═══════════════════════════════════════════════════════════
   SDK SHOWCASE
   ═══════════════════════════════════════════════════════════ */
.sdk__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.sdk__desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.sdk__list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.sdk__list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.sdk__list li svg {
    flex-shrink: 0;
    margin-top: 3px;
}

.sdk__list strong {
    color: var(--text-primary);
}

/* Code block */
.sdk__code-wrap {
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-card);
    max-width: 100%;
}

.sdk__code-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.02);
}

.sdk__code-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.sdk__code-dot--red    { background: #ff5f57; }
.sdk__code-dot--yellow { background: #febc2e; }
.sdk__code-dot--green  { background: #28c840; }

.sdk__code-filename {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-left: 0.75rem;
    font-weight: 500;
}

.sdk__code {
    padding: 1.5rem;
    overflow-x: auto;
    font-size: 0.85rem;
    line-height: 1.85;
    font-family: 'SF Mono', 'Fira Code', 'JetBrains Mono', monospace;
}

.sdk__code::-webkit-scrollbar {
    height: 6px;
}

.sdk__code::-webkit-scrollbar-track {
    background: var(--bg-card);
    border-radius: 0 0 14px 14px;
}

.sdk__code::-webkit-scrollbar-thumb {
    background: var(--bg-elevated);
    border-radius: 3px;
}

.sdk__code::-webkit-scrollbar-thumb:hover {
    background: var(--accent-dark);
}

.sdk__code code {
    color: var(--text-secondary);
}

/* Syntax highlighting */
.code-kw      { color: #c792ea; }
.code-str     { color: #c3e88d; }
.code-fn      { color: #82aaff; }
.code-prop    { color: #f78c6c; }
.code-comment { color: #546e7a; font-style: italic; }


/* ═══════════════════════════════════════════════════════════
   BENEFITS
   ═══════════════════════════════════════════════════════════ */
.benefits {
    background: var(--bg-surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.benefits__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.benefit-card {
    padding: 2.25rem;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    transition: all var(--duration) var(--ease-out);
    position: relative;
}

.benefit-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-3px);
}

.benefit-card__number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent);
    opacity: 0.12;
    line-height: 1;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
}

.benefit-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}


/* ═══════════════════════════════════════════════════════════
   CTA
   ═══════════════════════════════════════════════════════════ */
.cta {
    position: relative;
    z-index: 40;
}

.cta__inner {
    position: relative;
    text-align: center;
    padding: clamp(3rem, 8vw, 5rem) 2rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    overflow: hidden;
}

.cta__glow {
    position: absolute;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 60%;
    background: radial-gradient(ellipse, rgba(42, 117, 182, 0.18) 0%, transparent 65%);
    pointer-events: none;
}

.cta__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
}

.cta__subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    position: relative;
    z-index: 1;
}

.cta__form {
    max-width: 480px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta__input-wrap {
    display: flex;
    gap: 0.75rem;
}

.cta__input {
    flex: 1;
    background: var(--bg-body);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.85rem 1.25rem;
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--duration);
}

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

.cta__input:focus {
    border-color: var(--accent);
}

.cta__submit {
    flex-shrink: 0;
}

.cta__disclaimer {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 1.25rem;
    position: relative;
    z-index: 1;
}


/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */
.footer {
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
    background: var(--bg-surface);
    position: relative;
    z-index: 50;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1.5fr 2.5fr;
    gap: 4rem;
}

.footer__brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer__brand-header {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.footer__logo-img {
    width: 40px;
    height: 40px;
}

.footer__brand-name {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer__tagline {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer__links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer__col h4 {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.footer__col a {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.65rem;
    transition: color var(--duration);
}

.footer__col a:hover {
    color: var(--accent-light);
}

.footer__bottom {
    grid-column: 1 / -1;
    border-top: 1px solid var(--border);
    padding-top: 2rem;
    margin-top: 1rem;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer__bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}


/* ═══════════════════════════════════════════════════════════
   ANIMATIONS (Scroll reveal)
   ═══════════════════════════════════════════════════════════ */
[data-animate] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}


/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════ */

/* Tablet */
@media (max-width: 968px) {
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .sdk__layout {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }


    .section__title--left {
        text-align: center;
    }

    .sdk__desc {
        text-align: center;
    }

    .operators__grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .footer__inner {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* Mobile */
@media (max-width: 640px) {
    .nav__links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-surface);
        border-left: 1px solid var(--border);
        flex-direction: column;
        justify-content: center;
        gap: 1.75rem;
        padding: 2rem;
        transition: right var(--duration) var(--ease-out);
        z-index: 1000;
    }

    .nav__links.open {
        right: 0;
    }

    .nav__hamburger {
        display: flex;
    }

    .features__grid {
        grid-template-columns: 1fr;
    }

    .operators__grid {
        grid-template-columns: 1fr;
    }

    .benefits__grid {
        grid-template-columns: 1fr;
    }

    .hero__stats {
        flex-direction: column;
        gap: 1.25rem;
    }

    .hero__stat-divider {
        width: 40px;
        height: 1px;
    }

    .hero__title {
        font-size: clamp(1.75rem, 8vw, 2.75rem);
    }

    /* Hero layout fix for mobile */
    .hero {
        min-height: auto;
        padding-top: 5rem;
        padding-bottom: 1.5rem;
    }

    .footer__links {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
        margin-top: 0;
    }

    .hero__subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .hero__badge {
        margin-bottom: 1.25rem;
    }

    .hero__image-wrap {
        margin-top: 2rem;
    }

    .hero__actions {
        margin-bottom: 2rem;
    }

    .pipeline__step {
        flex-direction: column;
        gap: 1rem;
    }

    .cta__input-wrap {
        flex-direction: column;
    }

    .footer__links {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .hero__actions {
        flex-direction: column;
        align-items: stretch;
    }
}

/* Nano */
@media (max-width: 380px) {
    .hero__badge {
        font-size: 0.7rem;
    }
}

/* ═══════════════════════════════════════════════════════════
   PAGE TRANSITIONS
   ═══════════════════════════════════════════════════════════ */
@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(15px);
        filter: blur(4px);
    }
    to {
        opacity: 1;
        transform: none;
        filter: none;
    }
}

.page-transition {
    animation: pageEnter 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}