/* ==========================================================================
   Yutifai — Design system
   Dark (padrão) + Light via prefers-color-scheme · Tipografia Inter
   ========================================================================== */

/* ----- Dark (padrão) ----- */
:root {
    --bg: #0a0d12;
    --bg-soft: #0d1118;
    --bg-alt: #10141c;
    --bg-elevated: #161b24;
    --bg-card: #131922;
    --ink: #ebeef3;
    --ink-soft: #c4cad4;
    --ink-muted: #818995;
    --line: #1e2530;
    --line-strong: #2a3240;
    --line-soft: #161c25;
    --accent: #f4f6fa;
    --accent-soft: rgba(244, 246, 250, 0.06);
    --halo: rgba(244, 246, 250, 0.12);

    --glow-a: rgba(99, 132, 255, 0.12);
    --glow-b: rgba(170, 130, 255, 0.06);
    --grid-line: rgba(255, 255, 255, 0.022);

    --card-gradient: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0));
    --card-inset: inset 0 1px 0 rgba(255,255,255,0.04);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.28);
    --shadow-lg: 0 24px 48px rgba(0,0,0,0.4);
    --shadow-card-hover: var(--card-inset), 0 14px 40px rgba(0,0,0,0.4);

    color-scheme: dark;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --max-width: 1200px;
    --pad: clamp(1.25rem, 4vw, 2.5rem);
    --edge-pad: clamp(1.25rem, 3vw, 4rem);
    --radius: 12px;
    --radius-lg: 20px;
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ----- Light (sistema) ----- */
@media (prefers-color-scheme: light) {
    :root {
        --bg: #f8f7f3;
        --bg-soft: #f4f2ec;
        --bg-alt: #efece4;
        --bg-elevated: #ffffff;
        --bg-card: #ffffff;
        --ink: #14171c;
        --ink-soft: #3c4048;
        --ink-muted: #717784;
        --line: #e4e0d4;
        --line-strong: #d4cfbf;
        --line-soft: #ece9de;
        --accent: #14171c;
        --accent-soft: rgba(20, 23, 28, 0.05);
        --halo: rgba(20, 23, 28, 0.1);

        --glow-a: rgba(80, 100, 220, 0.06);
        --glow-b: rgba(190, 140, 90, 0.05);
        --grid-line: rgba(20, 23, 28, 0.025);

        --card-gradient: linear-gradient(180deg, rgba(255,255,255,0.6), rgba(255,255,255,0));
        --card-inset: inset 0 1px 0 rgba(255,255,255,0.7);
        --shadow-sm: 0 1px 2px rgba(20,23,28,0.04);
        --shadow-md: 0 4px 16px rgba(20,23,28,0.06);
        --shadow-lg: 0 18px 40px rgba(20,23,28,0.08);
        --shadow-card-hover: var(--card-inset), 0 12px 32px rgba(20,23,28,0.1);

        color-scheme: light;
    }
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    background: var(--bg);
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -10%, var(--glow-a), transparent 70%),
        radial-gradient(ellipse 60% 40% at 80% 100%, var(--glow-b), transparent 70%);
    background-attachment: fixed;
    color: var(--ink);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    font-feature-settings: 'cv11', 'ss01';
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding-left: var(--pad);
    padding-right: var(--pad);
}

/* ==========================================================================
   Tipografia
   ========================================================================== */

h1, h2, h3, h4 {
    font-family: var(--font-sans);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -0.025em;
    color: var(--ink);
}

h1 {
    font-size: clamp(2.625rem, 5.8vw, 4.75rem);
    font-weight: 700;
    letter-spacing: -0.038em;
    line-height: 1.05;
}
h2 {
    font-size: clamp(1.875rem, 4vw, 3.125rem);
    font-weight: 600;
    letter-spacing: -0.032em;
    line-height: 1.1;
}
h3 { font-size: 1.375rem; font-weight: 600; line-height: 1.3; letter-spacing: -0.015em; }
h4 { font-size: 1.0625rem; font-weight: 600; letter-spacing: -0.01em; }

em {
    font-style: italic;
    color: var(--ink-muted);
    font-weight: 400;
}

.eyebrow {
    font-size: 0.8125rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--ink-muted);
    margin-bottom: 1.25rem;
}

.lead {
    font-size: 1.125rem;
    line-height: 1.65;
    color: var(--ink-soft);
}

.inline-link {
    color: var(--ink);
    border-bottom: 1px solid var(--ink-muted);
    transition: border-color 0.2s var(--ease);
}
.inline-link:hover { border-bottom-color: var(--ink); }

/* ==========================================================================
   Botões
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border-radius: 9px;
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: -0.005em;
    transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease), box-shadow 0.25s var(--ease);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 35%, rgba(255,255,255,0.18) 50%, transparent 65%);
    transform: translateX(-110%);
    transition: transform 0.7s var(--ease);
    pointer-events: none;
    z-index: -1;
}
.btn:hover::before { transform: translateX(110%); }

.btn-primary {
    background: var(--accent);
    color: var(--bg);
    box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
@media (prefers-color-scheme: light) {
    .btn-primary::before {
        background: linear-gradient(120deg, transparent 35%, rgba(255,255,255,0.28) 50%, transparent 65%);
    }
}

.btn-secondary {
    background: transparent;
    color: var(--ink);
    border: 1px solid var(--line-strong);
}
.btn-secondary:hover {
    background: var(--bg-alt);
    border-color: var(--ink-muted);
    transform: translateY(-2px);
}

.btn-ghost {
    color: var(--ink-soft);
    padding-left: 0;
    padding-right: 0;
}
.btn-ghost:hover { color: var(--ink); }

/* ==========================================================================
   Navegação
   ========================================================================== */

.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: color-mix(in srgb, var(--bg) 70%, transparent);
    backdrop-filter: saturate(180%) blur(18px);
    -webkit-backdrop-filter: saturate(180%) blur(18px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.nav.scrolled {
    border-bottom-color: var(--line);
    background: color-mix(in srgb, var(--bg) 88%, transparent);
}

.nav-container {
    max-width: none;
    margin: 0 auto;
    padding: 1.125rem var(--edge-pad);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--ink);
}

.logo-mark {
    width: 28px;
    height: 28px;
    background-color: var(--ink);
    -webkit-mask: url('assets/logo.svg') center / contain no-repeat;
            mask: url('assets/logo.svg') center / contain no-repeat;
    transition: transform 0.5s var(--ease-bounce), background-color 0.35s var(--ease);
    flex-shrink: 0;
    display: inline-block;
}
.nav-logo:hover .logo-mark { transform: rotate(-8deg) scale(1.06); }

.logo-text {
    font-family: var(--font-sans);
    font-size: 1.0625rem;
    font-weight: 600;
    letter-spacing: -0.022em;
    color: var(--ink);
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-left: auto;
}
.nav-links a {
    font-size: 0.9375rem;
    color: var(--ink-soft);
    transition: color 0.2s var(--ease);
    position: relative;
    padding: 4px 0;
}
.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: right center;
    transition: transform 0.4s var(--ease-out);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after {
    transform: scaleX(1);
    transform-origin: left center;
}

/* Estado ativo (página atual) */
.nav-links a[aria-current="page"] {
    color: var(--ink);
}
.nav-links a[aria-current="page"]::after {
    transform: scaleX(1);
    transform-origin: left center;
    opacity: 0.5;
}

.nav-cta {
    padding: 0.625rem 1.25rem;
    background: var(--accent);
    color: var(--bg);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
    box-shadow: var(--shadow-sm);
}
.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
}
.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 1px;
    transition: transform 0.3s var(--ease);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
    position: relative;
    padding: clamp(4rem, 10vw, 8.5rem) 0 clamp(3rem, 8vw, 6rem);
    overflow: hidden;
}

.hero-content {
    max-width: 880px;
    position: relative;
    z-index: 2;
}

.hero-title { margin-bottom: 1.75rem; }

.hero-lead {
    font-size: clamp(1.0625rem, 1.4vw, 1.25rem);
    line-height: 1.6;
    color: var(--ink-soft);
    max-width: 640px;
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-decoration {
    position: absolute;
    top: -25%;
    right: -15%;
    width: 75%;
    height: 150%;
    background:
        radial-gradient(ellipse at 60% 40%, var(--glow-a) 0%, transparent 55%),
        radial-gradient(ellipse at 30% 70%, var(--glow-b) 0%, transparent 60%);
    z-index: 1;
    pointer-events: none;
    filter: blur(50px);
    animation: floatGlow 20s ease-in-out infinite;
    will-change: transform;
}

@keyframes floatGlow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-50px, 35px) scale(1.08); }
}

/* Grade sutil + fade radial */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 68px 68px;
    mask-image: radial-gradient(ellipse at center, black 25%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 25%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* ==========================================================================
   Announcement bar
   ========================================================================== */

.announcement { padding: 0 0 4rem; }
.announcement-card {
    background: var(--bg-elevated);
    background-image: var(--card-gradient);
    border: 1px solid var(--line);
    border-radius: 100px;
    padding: 0.6rem 1.25rem 0.6rem 0.6rem;
    display: inline-flex;
    align-items: center;
    gap: 0.875rem;
    font-size: 0.9rem;
    transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
    box-shadow: var(--shadow-sm);
}
.announcement-card:hover {
    border-color: var(--line-strong);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.announcement-card .tag {
    background: var(--accent);
    color: var(--bg);
    padding: 0.3rem 0.75rem;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.announcement-card p { color: var(--ink-soft); }
.announcement-card a {
    color: var(--ink);
    font-weight: 500;
    transition: color 0.2s var(--ease);
}

/* ==========================================================================
   Section base
   ========================================================================== */

section { padding: clamp(4rem, 8vw, 7rem) 0; position: relative; }
.section-header { max-width: 720px; margin-bottom: 4rem; }

/* ==========================================================================
   Pilares
   ========================================================================== */

.pillars {
    background: var(--bg-soft);
    border-top: 1px solid var(--line-soft);
    border-bottom: 1px solid var(--line-soft);
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.pillar-card {
    background: var(--bg-card);
    background-image: var(--card-gradient);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 2.25rem;
    transition: transform 0.4s var(--ease-out), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
    position: relative;
    overflow: hidden;
    box-shadow: var(--card-inset), var(--shadow-sm);
}
.pillar-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, var(--accent-soft), transparent 55%);
    opacity: 0;
    transition: opacity 0.5s var(--ease);
    pointer-events: none;
}
.pillar-card:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
    box-shadow: var(--shadow-card-hover);
}
.pillar-card:hover::before { opacity: 1; }

.pillar-icon {
    width: 46px;
    height: 46px;
    border-radius: 11px;
    background: var(--bg);
    background-image: linear-gradient(180deg, var(--bg-alt), var(--bg));
    color: var(--ink);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.75rem;
    border: 1px solid var(--line);
    transition: transform 0.55s var(--ease-bounce), background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
    position: relative;
    z-index: 1;
    box-shadow: var(--card-inset);
}
.pillar-icon svg { width: 22px; height: 22px; }
.pillar-card:hover .pillar-icon {
    background: var(--ink);
    color: var(--bg);
    border-color: var(--ink);
    transform: rotate(-8deg) scale(1.08);
}

.pillar-card h3 {
    margin-bottom: 0.75rem;
    position: relative;
    z-index: 1;
}
.pillar-card > p {
    color: var(--ink-soft);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    position: relative;
    z-index: 1;
}

.pillar-list {
    list-style: none;
    border-top: 1px solid var(--line);
    padding-top: 1.25rem;
    position: relative;
    z-index: 1;
}
.pillar-list li {
    font-size: 0.875rem;
    color: var(--ink-muted);
    padding: 0.375rem 0;
}

/* ==========================================================================
   Approach / Método
   ========================================================================== */

.approach-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: clamp(2rem, 6vw, 6rem);
    align-items: start;
}

.approach-text { position: sticky; top: 100px; }

.approach-steps {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.step {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1.75rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--line);
    transition: padding-left 0.3s var(--ease);
}
.step:last-child { border-bottom: none; padding-bottom: 0; }
.step:hover { padding-left: 6px; }

.step-number {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ink-muted);
    font-variant-numeric: tabular-nums;
    line-height: 1.8;
    letter-spacing: 0.05em;
    transition: color 0.3s var(--ease);
}
.step:hover .step-number { color: var(--ink); }
.step h4 { margin-bottom: 0.5rem; }
.step p { color: var(--ink-soft); font-size: 0.9375rem; }

/* ==========================================================================
   Yuna Spotlight
   ========================================================================== */

.yuna-spotlight {
    background: var(--bg);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    position: relative;
}
.yuna-spotlight::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 50% 60% at 20% 30%, var(--glow-a), transparent 60%);
    pointer-events: none;
    opacity: 0.6;
}
.yuna-spotlight .container { position: relative; z-index: 1; }

.yuna-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 6vw, 5rem);
    align-items: center;
}

.yuna-features {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    margin: 2rem 0 2.5rem;
}
.feature {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    color: var(--ink-soft);
    font-size: 0.9375rem;
}
.feature-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--ink);
    flex-shrink: 0;
    box-shadow: 0 0 0 4px var(--accent-soft);
}

.yuna-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* Imagem real da Yuna — respeita a proporção natural do arquivo */
.yuna-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1100px;
}
.yuna-tilt {
    position: relative;
    display: block;
    width: 100%;
    max-width: 560px;
    border-radius: var(--radius-lg);
    transform-style: preserve-3d;
    transition: transform 0.6s var(--ease-out), box-shadow 0.5s var(--ease);
    box-shadow: var(--shadow-lg);
    will-change: transform;
}
.yuna-tilt:hover {
    box-shadow: 0 36px 80px rgba(0, 0, 0, 0.55);
}
@media (prefers-color-scheme: light) {
    .yuna-tilt:hover { box-shadow: 0 30px 64px rgba(20, 23, 28, 0.18); }
}
.yuna-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    display: block;
    transform: translateZ(0);
}
/* Brilho que segue o cursor (vende o efeito 3D) */
.yuna-glare {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    background: radial-gradient(
        circle at var(--glare-x, 50%) var(--glare-y, 50%),
        rgba(255, 255, 255, 0.28),
        rgba(255, 255, 255, 0) 42%
    );
    opacity: 0;
    transition: opacity 0.4s var(--ease);
    pointer-events: none;
    mix-blend-mode: soft-light;
    z-index: 2;
}
.yuna-tilt:hover .yuna-glare { opacity: 1; }

/* ── Spotlight do Ynsight (novo produto) ─────────────────── */
.ynsight-spotlight::before {
    background: radial-gradient(ellipse 50% 60% at 80% 30%, var(--glow-a), transparent 60%);
}
/* Card-mock do produto Ynsight */
.ynsight-mock {
    position: relative;
    width: 100%;
    max-width: 460px;
    padding: clamp(1.5rem, 4vw, 2.25rem);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(180deg, rgba(88, 166, 255, 0.10), rgba(31, 111, 235, 0.03)),
        var(--bg-card);
    border: 1px solid var(--line-strong);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: transform 0.55s var(--ease-out), box-shadow 0.5s var(--ease);
    will-change: transform;
}
.ynsight-mock:hover {
    transform: translateY(-6px);
    box-shadow: 0 36px 80px rgba(0, 0, 0, 0.5);
}
@media (prefers-color-scheme: light) {
    .ynsight-mock:hover { box-shadow: 0 30px 64px rgba(20, 23, 28, 0.18); }
}
.ynsight-mock-head {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    margin-bottom: 1.1rem;
}
.ynsight-mock-logo { width: 40px; height: 40px; border-radius: 10px; }
.ynsight-mock-name {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--ink);
}
.ynsight-mock-tagline {
    color: var(--ink-soft);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}
.ynsight-mock-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.7rem;
}
.ynsight-mock-stats > div {
    background: var(--accent-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 0.85rem 0.55rem;
    text-align: center;
}
.ynsight-mock-stats strong {
    display: block;
    font-size: 1.02rem;
    font-weight: 700;
    background: linear-gradient(180deg, #58a6ff, #1f6feb);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.15rem;
}
.ynsight-mock-stats span { font-size: 0.72rem; color: var(--ink-muted); line-height: 1.3; }
/* No mobile, o texto aparece antes do card visual (igual à seção da Yuna) */
@media (max-width: 900px) {
    .yuna-card--reverse .yuna-text { order: -1; }
}

/* Image placeholder */
.image-placeholder {
    aspect-ratio: 4 / 3;
    background: var(--bg-elevated);
    background-image: var(--card-gradient);
    border: 1.5px dashed var(--line-strong);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 0.875rem;
    color: var(--ink-muted);
    text-align: center;
    padding: 2rem;
    transition: border-color 0.3s var(--ease), background 0.3s var(--ease), transform 0.5s var(--ease-out), box-shadow 0.3s var(--ease);
    position: relative;
    overflow: hidden;
    box-shadow: var(--card-inset), var(--shadow-md);
}
.image-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        transparent 30%,
        var(--accent-soft) 50%,
        transparent 70%
    );
    transform: translateX(-100%);
    transition: transform 1.4s var(--ease-out);
    pointer-events: none;
}
.image-placeholder:hover {
    border-color: var(--ink-muted);
    transform: translateY(-3px);
    box-shadow: var(--card-inset), var(--shadow-lg);
}
.image-placeholder:hover::before { transform: translateX(100%); }
.image-placeholder svg {
    width: 48px;
    height: 48px;
    opacity: 0.55;
    transition: transform 0.55s var(--ease-bounce), opacity 0.3s var(--ease);
}
.image-placeholder:hover svg {
    transform: scale(1.1) rotate(-4deg);
    opacity: 0.8;
}
.image-placeholder .placeholder-title {
    font-weight: 600;
    color: var(--ink-soft);
    font-size: 0.95rem;
    margin: 0;
}
.image-placeholder .placeholder-hint {
    font-size: 0.8125rem;
    color: var(--ink-muted);
    max-width: 280px;
    margin: 0;
}

/* ==========================================================================
   Princípios
   ========================================================================== */

.principles {
    background: var(--bg-soft);
    border-top: 1px solid var(--line-soft);
    border-bottom: 1px solid var(--line-soft);
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
    background: var(--bg-card);
    background-image: var(--card-gradient);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--card-inset), var(--shadow-md);
}
.principle {
    padding: 2.5rem 2rem;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    transition: background 0.4s var(--ease);
    position: relative;
}
.principle::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 2px;
    height: 100%;
    background: var(--ink);
    transform: scaleY(0);
    transform-origin: bottom center;
    transition: transform 0.5s var(--ease-out);
}
.principle:hover { background: var(--bg-alt); }
.principle:hover::after {
    transform: scaleY(1);
    transform-origin: top center;
}
.principle h3 { margin-bottom: 0.75rem; font-size: 1.25rem; }
.principle p { color: var(--ink-soft); font-size: 0.9375rem; }

/* ==========================================================================
   CTA / Contato
   ========================================================================== */

.cta { background: var(--bg); position: relative; }
.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 50% at 50% 0%, var(--glow-a), transparent 60%);
    pointer-events: none;
    opacity: 0.5;
}
.cta .container { position: relative; z-index: 1; }

.cta-content {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}
.cta-content h2 { margin-bottom: 1.25rem; }
.cta-content .lead { margin-bottom: 3rem; }

/* Page hero (sub-páginas tipo contato) — herda .hero com padding ajustado */
.page-hero {
    padding-top: clamp(3rem, 8vw, 6rem);
    padding-bottom: clamp(1.5rem, 4vw, 3rem);
}
.page-hero .hero-content { max-width: 760px; }
.page-hero .hero-title { font-size: clamp(2.25rem, 5vw, 4rem); }

.contact-section {
    padding: 0 0 clamp(4rem, 8vw, 8rem);
    position: relative;
}

/* Email card (substitui o formulário) */
.email-card {
    display: inline-grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: center;
    gap: 1.1rem;
    background: transparent;
    border: 0;
    border-radius: 0;
    padding: 0;
    text-align: left;
    text-decoration: none;
    color: var(--ink);
    transition: opacity 0.85s var(--ease-out), transform 0.35s var(--ease-out);
    box-shadow: none;
    position: relative;
    overflow: visible;
    max-width: min(100%, 760px);
    margin: 0 auto;
}
.email-card::before { content: none; }
.email-card::after { content: none; }

.email-card-copy {
    min-width: 0;
    width: 100%;
    position: relative;
    z-index: 1;
    text-align: center;
}
.email-card-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--ink-muted);
    margin-bottom: 0.35rem;
}
.email-card-address {
    display: block;
    font-size: clamp(1.8rem, 3.4vw, 2.65rem);
    font-weight: 600;
    color: var(--ink);
    letter-spacing: -0.035em;
    line-height: 1.05;
    overflow-wrap: anywhere;
    transition: color 0.2s var(--ease);
}
.email-card-action {
    grid-column: 1 / -1;
    justify-self: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.45rem;
    padding: 0.68rem 1.25rem;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    background: color-mix(in srgb, var(--bg-elevated) 42%, transparent);
    color: var(--ink-soft);
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
    transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.3s var(--ease), box-shadow 0.25s var(--ease);
    position: relative;
    z-index: 1;
}
.email-card-action:hover {
    background: var(--ink);
    border-color: var(--ink);
    color: var(--bg);
    box-shadow: var(--shadow-md);
}
.email-card-action:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px var(--halo);
}

/* Section header centralizado (variante usada na página de contato) */
.section-header-center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================================================
   Página de Contato — FAQ
   ========================================================================== */

.contact-faq { padding: clamp(4rem, 8vw, 7rem) 0; }

.faq-list {
    max-width: 760px;
    margin: 0 auto;
    border-top: 1px solid var(--line);
}

.faq-item {
    border-bottom: 1px solid var(--line);
}

.faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 1.5rem 0.25rem;
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--ink);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    transition: color 0.2s var(--ease);
    position: relative;
    user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::marker { content: ''; }
.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--ink-muted);
    line-height: 1;
    transition: transform 0.35s var(--ease), color 0.2s var(--ease);
    flex-shrink: 0;
    margin-top: -2px;
}
.faq-item[open] summary::after {
    transform: rotate(45deg);
    color: var(--ink);
}
.faq-item summary:hover::after { color: var(--ink); }

.faq-answer {
    overflow: hidden;
    height: 0;
    opacity: 0;
    transition:
        height 0.4s var(--ease-out),
        opacity 0.3s var(--ease);
    will-change: height, opacity;
}
.faq-item[open] .faq-answer {
    opacity: 1;
    /* height é controlado por JS (animação manual da altura) */
}
.faq-answer p {
    color: var(--ink-soft);
    font-size: 0.9375rem;
    line-height: 1.65;
    padding: 0 2.5rem 1.5rem 0.25rem;
    margin: 0;
    transform: translateY(-4px);
    opacity: 0;
    transition: transform 0.4s var(--ease-out) 0.05s, opacity 0.3s var(--ease) 0.05s;
}
.faq-item[open] .faq-answer p {
    transform: translateY(0);
    opacity: 1;
}

@media (max-width: 600px) {
    .faq-item summary { font-size: 1rem; padding: 1.25rem 0.25rem; }
    .faq-answer p { padding-right: 0.5rem; }
}

/* (legado — formulário removido) */
.contact-form {
    display: none;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.form-field label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--ink-muted);
    letter-spacing: 0.02em;
}
.form-field input,
.form-field textarea {
    font-family: inherit;
    font-size: 0.9375rem;
    padding: 0.8rem 1rem;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: var(--bg);
    color: var(--ink);
    transition: border-color 0.2s var(--ease), background 0.2s var(--ease), box-shadow 0.2s var(--ease);
    resize: vertical;
}
.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--ink);
    box-shadow: 0 0 0 4px var(--halo);
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--ink-muted); }

.contact-form .btn {
    align-self: flex-start;
    margin-top: 0.5rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    background: var(--bg-soft);
    color: var(--ink-muted);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--line);
}
.footer .container {
    max-width: none;
    padding-left: var(--edge-pad);
    padding-right: var(--edge-pad);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}
.footer-brand .nav-logo { margin-bottom: 1rem; }
.footer-brand p { font-size: 0.9rem; color: var(--ink-muted); max-width: 280px; }

.footer-col h5 {
    color: var(--ink);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 1.25rem;
    font-weight: 600;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.625rem; }
.footer-col a {
    font-size: 0.9rem;
    color: var(--ink-muted);
    transition: color 0.2s var(--ease), padding-left 0.25s var(--ease);
    display: inline-block;
}
.footer-col a:hover {
    color: var(--ink);
    padding-left: 4px;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--line);
    font-size: 0.8125rem;
    color: var(--ink-muted);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

/* ==========================================================================
   Seletor de idioma
   ========================================================================== */

.lang-picker {
    position: relative;
    display: inline-block;
}

.lang-picker-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.875rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--ink-soft);
    background: var(--bg-elevated);
    background-image: var(--card-gradient);
    cursor: pointer;
    transition: border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
    font-family: inherit;
}
.lang-picker-btn:hover {
    border-color: var(--ink-muted);
    color: var(--ink);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}
.lang-picker-btn[aria-expanded="true"] {
    border-color: var(--ink-muted);
    color: var(--ink);
}

.lang-globe {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    opacity: 0.85;
}
.lang-chevron {
    width: 12px;
    height: 12px;
    flex-shrink: 0;
    opacity: 0.7;
    transition: transform 0.25s var(--ease);
}
.lang-picker-btn[aria-expanded="true"] .lang-chevron {
    transform: rotate(180deg);
}

.lang-picker-menu {
    position: absolute;
    bottom: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    max-height: 320px;
    overflow-y: auto;
    background: var(--bg-elevated);
    background-image: var(--card-gradient);
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: var(--card-inset), var(--shadow-lg);
    padding: 0.4rem;
    z-index: 100;
    animation: langPop 0.22s var(--ease-out);
    scrollbar-width: thin;
    scrollbar-color: var(--line-strong) transparent;
}
.lang-picker-menu::-webkit-scrollbar { width: 8px; }
.lang-picker-menu::-webkit-scrollbar-thumb {
    background: var(--line-strong);
    border-radius: 4px;
}
.lang-picker-menu::-webkit-scrollbar-track { background: transparent; }
.lang-picker-menu.hidden { display: none; }

.lang-picker-option {
    display: block;
    width: 100%;
    text-align: left;
    padding: 0.55rem 0.75rem;
    border-radius: 7px;
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--ink-soft);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: background 0.15s var(--ease), color 0.15s var(--ease);
    font-family: inherit;
}
.lang-picker-option:hover {
    background: var(--bg-alt);
    color: var(--ink);
}
.lang-picker-option.active {
    background: var(--accent-soft);
    color: var(--ink);
    font-weight: 500;
}

@keyframes langPop {
    from { opacity: 0; transform: translateY(6px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 600px) {
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .lang-picker-menu { right: auto; left: 0; }
}

/* ==========================================================================
   Sistema de reveal
   ========================================================================== */

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.95s var(--ease-out), transform 0.95s var(--ease-out);
}
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal[data-reveal="0"] { transition-delay: 0s; }
.reveal[data-reveal="1"] { transition-delay: 0.08s; }
.reveal[data-reveal="2"] { transition-delay: 0.16s; }
.reveal[data-reveal="3"] { transition-delay: 0.24s; }
.reveal[data-reveal="4"] { transition-delay: 0.32s; }
.reveal[data-reveal="5"] { transition-delay: 0.4s; }

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out);
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.email-card {
    opacity: 0;
    transform: translateY(20px);
}
.email-card.is-visible,
.email-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.pillars-grid .pillar-card { transition-delay: calc(var(--i, 0) * 0.08s); }
.principles-grid .principle { transition-delay: calc(var(--i, 0) * 0.06s); }

::selection { background: var(--ink); color: var(--bg); }

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    background: var(--ink);
    transform-origin: left center;
    transform: scaleX(0);
    z-index: 100;
    transition: transform 0.1s linear;
    pointer-events: none;
}

/* ==========================================================================
   Responsivo
   ========================================================================== */

@media (max-width: 900px) {
    .nav-cta { display: none; }
    .nav-toggle { display: flex; }
    .approach-grid { grid-template-columns: 1fr; }
    .approach-text { position: static; }
    .yuna-card { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }

    /* Remove o backdrop-filter no mobile — ele cria um containing block
       que faz o `.nav-links` fixed ficar preso à área do nav em vez do viewport */
    .nav {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        background: var(--bg);
    }
    .nav.scrolled {
        background: var(--bg);
    }

    /* Hamburger morph para X */
    .nav-toggle {
        position: relative;
        z-index: 60;
        width: 38px;
        height: 38px;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        gap: 5px;
    }
    .nav-toggle span {
        width: 20px;
        transition: transform 0.4s var(--ease), opacity 0.25s var(--ease);
        transform-origin: center;
    }
    .nav-toggle[aria-expanded="true"] span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .nav-toggle[aria-expanded="true"] span:nth-child(2) {
        opacity: 0;
        transform: translateX(-12px);
    }
    .nav-toggle[aria-expanded="true"] span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Menu fullscreen — ocupa a tela toda com glow sutil */
    .nav-links {
        display: flex;
        position: fixed;
        inset: 0;
        background: var(--bg);
        background-image:
            radial-gradient(ellipse 80% 60% at 50% 0%, var(--glow-a), transparent 65%),
            radial-gradient(ellipse 70% 50% at 50% 100%, var(--glow-b), transparent 65%);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 0.25rem;
        padding: 5rem 2rem 3rem;
        margin: 0;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.35s var(--ease), visibility 0s linear 0.35s;
        z-index: 55;
        pointer-events: none;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    .nav-links.open {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transition: opacity 0.35s var(--ease), visibility 0s linear 0s;
    }

    .nav-links a {
        font-size: 1.75rem;
        font-weight: 500;
        padding: 0.85rem 1.5rem;
        color: var(--ink);
        letter-spacing: -0.025em;
        display: block;
        text-align: center;
    }
    .nav-links a::after { display: none; }
    .nav-links a[aria-current="page"] { font-weight: 600; }
}

body.menu-open { overflow: hidden; }

@media (max-width: 600px) {
    .form-row { grid-template-columns: 1fr; }
    .contact-form { padding: 1.5rem; }
    .email-card {
        grid-template-columns: minmax(0, 1fr);
        gap: 0.9rem;
        padding: 0;
        max-width: 100%;
    }
    .email-card::before {
        left: 0;
        bottom: 3rem;
    }
    .email-card-address {
        font-size: clamp(1rem, 4.4vw, 1.12rem);
        letter-spacing: -0.01em;
        line-height: 1.2;
    }
    .email-card-action {
        grid-column: 1 / -1;
        justify-self: center;
        white-space: normal;
    }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions .btn { justify-content: center; }
}

/* ==========================================================================
   POLISH MODERNO — textura, cursor glow, marquee, tilt 3D, reveals
   ========================================================================== */

/* ----- Grain/textura sutil sobre tudo ----- */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 200;
    pointer-events: none;
    opacity: 0.028;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
@media (prefers-color-scheme: light) {
    body::after { opacity: 0.04; }
}

/* ----- Cursor glow (desktop, ponteiro fino) ----- */
.cursor-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 480px;
    height: 480px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--glow-a), transparent 68%);
    pointer-events: none;
    z-index: 1;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.6s var(--ease);
    will-change: transform;
    filter: blur(20px);
}
@media (hover: none) { .cursor-glow { display: none; } }

/* ----- Tech marquee ----- */
.marquee {
    padding: 2.5rem 0;
    border-top: 1px solid var(--line-soft);
    border-bottom: 1px solid var(--line-soft);
    overflow: hidden;
    position: relative;
    -webkit-mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
    mask-image: linear-gradient(90deg, transparent, black 12%, black 88%, transparent);
}
.marquee-track {
    display: flex;
    width: max-content;
    gap: 3.5rem;
    animation: marqueeScroll 38s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--ink-muted);
    white-space: nowrap;
    letter-spacing: -0.01em;
    transition: color 0.3s var(--ease);
}
.marquee-item:hover { color: var(--ink); }
.marquee-item::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-soft);
    box-shadow: 0 0 0 4px var(--accent-soft);
}
@keyframes marqueeScroll {
    from { transform: translateX(0); }
    to { transform: translateX(calc(-50% - 1.75rem)); }
}

/* ----- 3D tilt nos pilares ----- */
.pillars-grid { perspective: 1200px; }
.pillar-card {
    transform-style: preserve-3d;
    will-change: transform;
}
.pillar-card .pillar-icon,
.pillar-card h3 {
    transform: translateZ(30px);
}
.pillar-card > p { transform: translateZ(18px); }

/* ----- Reveal aprimorado (blur-in + escala) ----- */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    filter: blur(6px);
    transition:
        opacity 1s var(--ease-out),
        transform 1s var(--ease-out),
        filter 0.8s var(--ease-out);
}
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}
.pillar-card.fade-in,
.step.fade-in,
.principle.fade-in,
.section-header.fade-in,
.yuna-card.fade-in,
.faq-item.fade-in {
    opacity: 0;
    transform: translateY(28px);
    filter: blur(6px);
    transition:
        opacity 0.9s var(--ease-out),
        transform 0.9s var(--ease-out),
        filter 0.7s var(--ease-out);
}
.pillar-card.fade-in.visible,
.step.fade-in.visible,
.principle.fade-in.visible,
.section-header.fade-in.visible,
.yuna-card.fade-in.visible,
.faq-item.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

/* ----- Reveal direcional: passos do método deslizam da lateral ----- */
.step.fade-in {
    transform: translateX(-32px);
}
.step.fade-in.visible {
    transform: translateX(0);
}
/* Princípios entram alternando lados */
.principle.fade-in:nth-child(even) {
    transform: translateX(28px) translateY(20px);
}
.principle.fade-in:nth-child(odd) {
    transform: translateX(-28px) translateY(20px);
}
.principle.fade-in.visible {
    transform: translateX(0) translateY(0);
}

/* ----- Pilares: entrada 3D flip-up ----- */
.pillar-card.fade-in {
    transform: translateY(46px) rotateX(-14deg);
    transform-origin: center bottom;
}
.pillar-card.fade-in.visible {
    transform: translateY(0) rotateX(0);
}

/* ----- Método: passo ativo destacado conforme o scroll ----- */
.step-number {
    transition: color 0.4s var(--ease), transform 0.45s var(--ease-bounce);
}
.step h4 { transition: color 0.4s var(--ease); }
.step.step-active .step-number {
    color: var(--ink);
    transform: scale(1.18);
}
.step.step-active h4 { color: var(--ink); }

/* ----- Marquee reage à velocidade do scroll (inclina na direção) ----- */
.marquee-track { --mq-skew: 0deg; }
.marquee-item {
    transform: skewX(var(--mq-skew));
    transition: transform 0.45s var(--ease-out);
}

/* ----- Hero: prepara pro parallax (evita salto de opacidade) ----- */
.hero-content {
    will-change: transform, opacity;
}

/* ----- Título com gradiente sutil ----- */
.hero-title span[data-i18n] {
    background: linear-gradient(180deg, var(--ink) 0%, color-mix(in srgb, var(--ink) 70%, var(--ink-muted)) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

/* ----- Botão primário: brilho de borda no hover ----- */
.btn-primary, .nav-cta {
    position: relative;
}
.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255,255,255,0.5), transparent 50%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s var(--ease);
    pointer-events: none;
}
.btn-primary:hover::after { opacity: 1; }

/* ----- Feature dot pulse no Yuna spotlight ----- */
.feature-dot {
    position: relative;
}
.feature-dot::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1px solid var(--ink);
    opacity: 0;
    animation: dotPulse 3s ease-out infinite;
}
.feature:nth-child(2) .feature-dot::after { animation-delay: 1s; }
.feature:nth-child(3) .feature-dot::after { animation-delay: 2s; }
@keyframes dotPulse {
    0% { opacity: 0.5; transform: scale(0.8); }
    70%, 100% { opacity: 0; transform: scale(2.2); }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .hero-decoration, .marquee-track, .feature-dot::after { animation: none !important; }
    .reveal, .fade-in { filter: none !important; }
    .pillar-card .pillar-icon, .pillar-card h3, .pillar-card > p { transform: none !important; }
    .cursor-glow { display: none !important; }
}