/* ==========================================================================
   VILARTE — "A Arte em 3 Dimensões"
   Design System & Styles
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root {
    /* Brand colors (from logo diamond) */
    --magenta: #D6006E;
    --orange: #F58220;
    --lime: #8DC63F;
    --teal: #00A99D;
    --purple: #6B2D8B;

    /* Surfaces */
    --dark: #0A0A0A;
    --dark-surface: #111116;
    --dark-elevated: #1A1A22;
    --dark-border: #2A2A35;

    /* Text */
    --white: #F5F5F5;
    --gray: #8B8B9E;
    --gray-muted: #5A5A6E;

    /* Gradients */
    --gradient-brand: linear-gradient(135deg, #D6006E, #F58220, #8DC63F, #00A99D, #6B2D8B);
    --gradient-warm: linear-gradient(135deg, #D6006E, #F58220);
    --gradient-cool: linear-gradient(135deg, #00A99D, #6B2D8B);

    /* Typography */
    --font-heading: 'Syne', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;

    /* Spacing */
    --container: min(90%, 1280px);
    --section-gap: clamp(80px, 12vh, 160px);

    /* Easing */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

    /* Transitions */
    --transition-fast: 0.2s var(--ease-out);
    --transition-base: 0.4s var(--ease-out);
    --transition-slow: 0.8s var(--ease-out);
}

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

html {
    scroll-behavior: auto;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.6;
    color: var(--white);
    background-color: var(--dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

button, input, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

/* ---------- Accessibility ---------- */
.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--magenta);
    color: var(--white);
    padding: 12px 24px;
    z-index: 10000;
    border-radius: 0 0 8px 8px;
    font-weight: 600;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}

:focus-visible {
    outline: 2px solid var(--magenta);
    outline-offset: 4px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(3rem, 8vw, 7rem); }
h2 { font-size: clamp(2rem, 5vw, 4rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h4 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

p {
    color: var(--gray);
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    max-width: 65ch;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--magenta);
    margin-bottom: 24px;
}

.section-label::before {
    content: '';
    width: 32px;
    height: 2px;
    background: var(--magenta);
}

.text-gradient {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

em {
    font-style: normal;
    color: var(--magenta);
}

/* ---------- Layout ---------- */
.container {
    width: var(--container);
    margin: 0 auto;
}

section {
    padding: var(--section-gap) 0;
    position: relative;
}

/* ---------- Custom Cursor ---------- */
.cursor {
    width: 20px;
    height: 20px;
    border: 1.5px solid var(--white);
    border-radius: 50%;
    position: fixed;
    top: -50px;
    left: -50px;
    pointer-events: none;
    z-index: 9999;
    transition: width 0.3s var(--ease-out), height 0.3s var(--ease-out), border-color 0.3s;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
}

.cursor.hover {
    width: 48px;
    height: 48px;
    border-color: var(--magenta);
}

.cursor.chromatic {
    border-color: transparent;
    width: 28px;
    height: 28px;
    box-shadow:
        -5px -2px 0 1px var(--magenta),
        5px -2px 0 1px var(--lime),
        0 4px 0 1px var(--teal);
}

@media (pointer: coarse) {
    .cursor { display: none; }
}

/* ---------- Navigation ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 24px 0;
    transition: background var(--transition-base), padding var(--transition-base);
}

.nav.scrolled {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 14px 0;
    border-bottom: 1px solid var(--dark-border);
}

.nav-inner {
    width: var(--container);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo img {
    height: 70px;
    width: auto;
}

.nav-logo-text-wrap {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.nav-logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2.2rem;
    color: var(--white);
    letter-spacing: 0.06em;
    line-height: 1;
}

.nav-logo-sub {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray);
    display: block;
    margin-top: 3px;
    text-align: right;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: var(--gray);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--white);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--magenta);
    transition: width var(--transition-base);
}

.nav-links a:hover::after {
    width: 100%;
}

/* 3D letter rotation on nav link hover */
.nav-links a {
    perspective: 600px;
}

.nav-links a .nav-letter {
    display: inline-block;
    transform-style: preserve-3d;
    transform-origin: center center;
    transition: transform 0.45s cubic-bezier(0.23, 1, 0.32, 1), opacity 0.45s cubic-bezier(0.23, 1, 0.32, 1);
    transform: rotateX(0deg);
    opacity: 1;
}

.nav-links a:hover .nav-letter,
.nav-links a:focus-visible .nav-letter {
    transform: rotateX(360deg);
}

.nav-links a .nav-letter.nav-letter-space {
    width: 0.25em;
}

/* .nav-cta replaced by .nav-cta-mosaic */

/* Mobile menu */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 1.5px;
    background: var(--white);
    transition: transform var(--transition-base), opacity var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero ---------- */
.hero {
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 0;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.55);
    z-index: 0;
}

.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-headline {
    font-size: clamp(2.8rem, 8vw, 6.5rem);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -0.04em;
    margin-bottom: 16px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.hero-line {
    display: block;
}

.hero-tagline {
    font-family: var(--font-body);
    font-size: clamp(1.4rem, 3.5vw, 2.4rem);
    font-weight: 400;
    color: var(--gray);
    letter-spacing: 0.12em;
    text-transform: lowercase;
    margin-bottom: 48px;
}

/* ---------- Mosaic Triangle Button ---------- */
.mosaic-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    border-radius: 999px;
    overflow: hidden;
    text-decoration: none;
    background: linear-gradient(90deg, #D6006E, #F58220, #8DC63F, #00A99D, #6B2D8B);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.4s ease,
                filter 0.3s ease;
    filter: brightness(1);
}

.mosaic-btn::before {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 999px;
    background: inherit;
    filter: blur(20px);
    opacity: 0.35;
    z-index: -1;
    transition: opacity 0.3s ease, filter 0.3s ease;
}

.mosaic-btn:hover::before {
    opacity: 0.5;
    filter: blur(28px);
}

.mosaic-btn::after {
    content: '';
    position: absolute;
    bottom: -18px;
    left: 15%;
    right: 15%;
    height: 30px;
    border-radius: 50%;
    background: rgba(0,0,0,0.5);
    filter: blur(20px);
    z-index: -2;
}

.mosaic-btn:hover {
    transform: scale(1.03) translateY(-2px);
    filter: brightness(1.06);
}

.mosaic-btn:active {
    transform: scale(0.98);
    filter: brightness(0.94);
}

.mosaic-btn canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: inherit;
}

.mosaic-shine {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(255,255,255,0.12) 0%,
        rgba(255,255,255,0.04) 30%,
        rgba(0,0,0,0.0) 55%,
        rgba(0,0,0,0.08) 100%
    );
    z-index: 1;
    pointer-events: none;
}

.mosaic-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 50px 20px 40px;
    background: radial-gradient(ellipse 70% 50% at center, rgba(0,0,0,0.18) 0%, rgba(0,0,0,0.0) 100%);
    border-radius: 999px;
}

.mosaic-text {
    color: #fff;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.3px;
    text-shadow: 0 2px 12px rgba(0,0,0,0.35), 0 0 4px rgba(0,0,0,0.15);
    white-space: nowrap;
}

.mosaic-arrow {
    color: #fff;
    font-size: 22px;
    font-weight: 300;
    transition: transform 0.25s ease;
    text-shadow: 0 2px 12px rgba(0,0,0,0.35);
}

.mosaic-btn:hover .mosaic-arrow {
    transform: translateX(5px);
}

/* Mosaic sizes */
.mosaic-btn.sm .mosaic-content { padding: 16px 38px 16px 30px; gap: 10px; }
.mosaic-btn.sm .mosaic-text { font-size: 15px; font-weight: 600; }
.mosaic-btn.sm .mosaic-arrow { font-size: 18px; }

.mosaic-btn.md .mosaic-content { padding: 20px 50px 20px 40px; gap: 12px; }
.mosaic-btn.md .mosaic-text { font-size: 18px; font-weight: 700; }
.mosaic-btn.md .mosaic-arrow { font-size: 22px; }

.mosaic-btn.lg .mosaic-content { padding: 24px 60px 24px 48px; gap: 14px; }
.mosaic-btn.lg .mosaic-text { font-size: 22px; font-weight: 700; }
.mosaic-btn.lg .mosaic-arrow { font-size: 26px; }

.mosaic-btn.xl .mosaic-content { padding: 30px 72px 30px 58px; gap: 16px; }
.mosaic-btn.xl .mosaic-text { font-size: 28px; font-weight: 800; letter-spacing: -0.5px; }
.mosaic-btn.xl .mosaic-arrow { font-size: 32px; }

/* Nav CTA mosaic (compact) */
.nav-cta-mosaic .mosaic-content { padding: 10px 24px; gap: 0; }
.nav-cta-mosaic .mosaic-text { font-size: 0.82rem; font-weight: 600; letter-spacing: 0; }
.nav-cta-mosaic::before { display: none; }
.nav-cta-mosaic::after { display: none; }

.hero-sub {
    margin-top: 24px;
    font-size: 0.7rem;
    color: var(--gray-muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-align: center;
    width: 100%;
    max-width: none;
    opacity: 0.6;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 48px;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.hero-scroll-indicator span {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-indent: 0.15em;
    text-transform: uppercase;
    color: var(--gray-muted);
}

.hero-scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--magenta), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ---------- Noise / Grain Overlay ---------- */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
}

/* ---------- Marquee ---------- */
.marquee-section {
    padding: 0;
    overflow: hidden;
    border-top: 1px solid var(--dark-border);
    border-bottom: 1px solid var(--dark-border);
}

.marquee-track {
    display: flex;
    white-space: nowrap;
    padding: 20px 0;
}

.marquee-track--left .marquee-content {
    animation: marqueeLeft 30s linear infinite;
}

.marquee-track--right .marquee-content {
    animation: marqueeRight 30s linear infinite;
}

.marquee-track--right {
    background: var(--gradient-brand);
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: 24px;
    padding-right: 24px;
    flex-shrink: 0;
    will-change: transform;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.marquee-content span {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: clamp(1rem, 2vw, 1.4rem);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.marquee-track--right .marquee-content span {
    color: var(--dark);
}

.marquee-diamond {
    width: 8px;
    height: 8px;
    background: var(--magenta);
    transform: rotate(45deg);
    flex-shrink: 0;
}

.marquee-track--right .marquee-diamond {
    background: var(--dark);
}

@keyframes marqueeLeft {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes marqueeRight {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0); }
}

.marquee-track:hover .marquee-content {
    animation-play-state: paused;
}

/* ---------- Services ---------- */
.service-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    padding: 48px 0;
    border-bottom: 1px solid var(--dark-border);
}

.service-card:nth-child(even) {
    direction: rtl;
}

.service-card:nth-child(even) > * {
    direction: ltr;
}

.service-card-img {
    position: relative;
    overflow: visible;
    border-radius: 12px;
    aspect-ratio: 16 / 10;
    perspective: 800px;
}

.service-card-img img,
.service-card-img video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    clip-path: inset(0 round 12px);
    transition: transform 0.6s var(--ease-out);
    will-change: transform;
}

/* LED reflection glow below service card images */
.service-card-img::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 10%;
    width: 80%;
    height: 70px;
    border-radius: 50%;
    filter: blur(35px);
    opacity: 0.45;
    transition: opacity 0.5s var(--ease-out);
    pointer-events: none;
    z-index: -1;
}

.service-card:hover .service-card-img::after {
    opacity: 0.7;
}

/* No glow — Impressão */
.service-card:nth-child(1) .service-card-img::after {
    display: none;
}

/* Teal glow — Sinalética */
.service-card:nth-child(2) .service-card-img::after {
    background: var(--teal);
}

/* White LED backlight — Reclamos Luminosos */
.service-card:nth-child(3) .service-card-img::after {
    top: -8px;
    left: -8px;
    bottom: -8px;
    right: -8px;
    width: auto;
    height: auto;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.6);
    filter: blur(20px);
    opacity: 0.6;
    z-index: -1;
}

.service-card:nth-child(3):hover .service-card-img::after {
    opacity: 0.85;
}

/* Lime glow — Laser */
.service-card:nth-child(4) .service-card-img::after {
    background: var(--lime);
}

/* Laser-etched diamond overlay — Service 4 only */
@keyframes laser-diamond-pulse {
    0%, 100% { opacity: 0.35; filter: drop-shadow(0 0 6px rgba(141, 198, 63, 0.4)); }
    50%      { opacity: 0.55; filter: drop-shadow(0 0 14px rgba(141, 198, 63, 0.7)); }
}

.service-card:nth-child(4) .service-card-img::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Crect x='55' y='55' width='90' height='90' rx='4' transform='rotate(45 100 100)' fill='none' stroke='%238DC63F' stroke-width='1.5' stroke-dasharray='4 3'/%3E%3Crect x='62' y='62' width='76' height='76' rx='3' transform='rotate(45 100 100)' fill='none' stroke='%238DC63F' stroke-width='0.6' opacity='0.5'/%3E%3C/svg%3E") center / 55% no-repeat;
    opacity: 0.35;
    filter: drop-shadow(0 0 6px rgba(141, 198, 63, 0.4));
    animation: laser-diamond-pulse 4s ease-in-out infinite;
    transition: opacity 0.5s var(--ease-out), filter 0.5s var(--ease-out);
}

.service-card:nth-child(4):hover .service-card-img::before {
    opacity: 0.7;
    filter: drop-shadow(0 0 18px rgba(141, 198, 63, 0.8));
    animation: none;
}

/* Purple glow — Decoração de Viaturas */
.service-card:nth-child(5) .service-card-img::after {
    background: var(--purple);
}

.service-card:hover .service-card-img img,
.service-card:hover .service-card-img video {
    transform: scale(1.04);
}

/* 3D depth shadow — moves opposite to tilt */
.service-card-img .svc-depth-shadow {
    position: absolute;
    inset: 8px;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.5);
    filter: blur(20px);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s var(--ease-out);
    pointer-events: none;
    will-change: transform, opacity;
}

.service-card:hover .svc-depth-shadow {
    opacity: 1;
}

.service-card-number {
    font-family: var(--font-heading);
    font-size: clamp(4rem, 8vw, 6rem);
    font-weight: 800;
    color: var(--dark-elevated);
    line-height: 1;
    margin-bottom: 8px;
    position: relative;
}

.service-card-number .laser-trace {
    position: absolute;
    top: 0;
    left: 0;
    color: var(--white);
    clip-path: inset(0 100% 0 0);
    transition: clip-path 1.2s var(--ease-out);
}

.service-card-number.revealed .laser-trace {
    clip-path: inset(0 0 0 0);
}

.service-card-number .laser-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--magenta);
    box-shadow: 0 0 12px var(--magenta), 0 0 24px var(--magenta);
    opacity: 0;
    transition: opacity 0.3s;
}

.service-card-title {
    font-size: clamp(1.4rem, 3vw, 2rem);
    margin-bottom: 16px;
}

.service-card-desc {
    margin-bottom: 20px;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-tag {
    padding: 6px 14px;
    border: 1px solid var(--dark-border);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--gray);
    transition: border-color var(--transition-fast), color var(--transition-fast);
}

.service-card:hover .service-tag {
    border-color: var(--gray-muted);
    color: var(--white);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--magenta);
}

.service-link svg {
    transition: transform var(--transition-fast);
}

.service-card:hover .service-link svg {
    transform: translateX(6px);
}

/* ---------- Portfolio (Horizontal Scroll) ---------- */
.section-portfolio {
    padding: 0;
}

.portfolio-header {
    padding: var(--section-gap) 0 40px;
}

.portfolio-filters {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.portfolio-filter {
    padding: 8px 20px;
    border: 1px solid var(--dark-border);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--gray);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.portfolio-filter.active,
.portfolio-filter:hover {
    background: var(--magenta);
    border-color: var(--magenta);
    color: var(--white);
}

.portfolio-wrapper {
    position: relative;
    overflow: hidden;
}

.portfolio-track {
    display: flex;
    gap: 24px;
    padding: 0 5%;
    will-change: transform;
}

.portfolio-card {
    flex-shrink: 0;
    width: 340px;
    position: relative;
    cursor: pointer;
    perspective: 600px;
    transform-style: preserve-3d;
    transition: transform 0.4s var(--ease-out);
}

.portfolio-card-img {
    position: relative;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    border-radius: 12px;
}

.portfolio-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}

.portfolio-card:hover .portfolio-card-img img {
    transform: scale(1.08);
}

.portfolio-card-shadow {
    position: absolute;
    bottom: -12px;
    left: 12px;
    right: 12px;
    height: 60%;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.7);
    filter: blur(24px);
    opacity: 0.6;
    z-index: -1;
    will-change: transform;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease;
}

/* Reduced motion: disable 3D tilt and parallax */
@media (prefers-reduced-motion: reduce) {
    .portfolio-card,
    .portfolio-card-img,
    .portfolio-card-shadow {
        transition: none !important;
        transform: none !important;
    }
}

.portfolio-card-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px 20px 20px;
    background: linear-gradient(to top, rgba(10,10,10,0.9) 20%, transparent);
    border-radius: 0 0 12px 12px;
}

.portfolio-card-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(214, 0, 110, 0.15);
    border: 1px solid rgba(214, 0, 110, 0.3);
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--magenta);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.portfolio-card-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
}

.portfolio-progress {
    width: var(--container);
    margin: 32px auto 0;
    height: 2px;
    background: var(--dark-border);
    border-radius: 2px;
    overflow: hidden;
}

.portfolio-progress-bar {
    height: 100%;
    background: var(--gradient-brand);
    border-radius: 2px;
    transform-origin: left;
    transform: scaleX(0);
}

.portfolio-view-all {
    width: var(--container);
    margin: 24px auto 0;
    text-align: right;
}

.portfolio-view-all a {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--magenta);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* ---------- About ---------- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-img {
    border-radius: 16px;
    overflow: hidden;
    position: relative;
}

.about-img img {
    width: 100%;
    display: block;
}

.about-year-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-heading);
    font-size: 30vw;
    font-weight: 800;
    color: var(--white);
    opacity: 0.02;
    pointer-events: none;
    white-space: nowrap;
    z-index: 0;
    will-change: transform;
}

.about-text h2 {
    margin-bottom: 24px;
}

.about-text p {
    margin-bottom: 16px;
}

/* Timeline */
.timeline {
    margin-top: 48px;
    position: relative;
}

.timeline-line {
    width: 100%;
    height: 2px;
    background: var(--dark-border);
    position: relative;
}

.timeline-line-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: var(--gradient-brand);
    transform-origin: left;
    transform: scaleX(0);
}

.timeline-milestones {
    display: flex;
    justify-content: space-between;
    margin-top: 16px;
}

.timeline-milestone {
    text-align: center;
}

.timeline-milestone-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--dark-border);
    margin: -22px auto 8px;
    transition: background var(--transition-base);
}

.timeline-milestone.active .timeline-milestone-dot {
    background: var(--magenta);
    box-shadow: 0 0 12px var(--magenta);
}

.timeline-milestone-year {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
}

.timeline-milestone-label {
    font-size: 0.75rem;
    color: var(--gray-muted);
}

/* ---------- Process (Scroll-pinned ring) ---------- */
.section-process {
    position: relative;
    padding-bottom: 0;
}

.process-sticky {
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.process-ring-container {
    position: relative;
    width: 300px;
    height: 300px;
}

.process-ring svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.process-ring-bg {
    fill: none;
    stroke: var(--dark-border);
    stroke-width: 3;
}

.process-ring-fill {
    fill: none;
    stroke: url(#ringGradient);
    stroke-width: 3;
    stroke-linecap: round;
    stroke-dasharray: 880;
    stroke-dashoffset: 880;
    transition: stroke-dashoffset 0.1s;
}

.process-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.process-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--magenta);
}

.process-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    margin-top: 4px;
}

.process-descriptions {
    position: absolute;
    bottom: 20%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    width: 80%;
    max-width: 500px;
}

.process-step {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transition: opacity 0.5s;
}

.process-step.active {
    opacity: 1;
}

.process-step p {
    color: var(--gray);
    font-size: 1rem;
    margin: 0 auto;
    text-align: center;
}

/* ---------- Stats ---------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}

.stat-suffix {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    font-weight: 700;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 4px;
}

/* ---------- Testimonials ---------- */
.testimonials-container {
    position: relative;
    text-align: center;
    min-height: 200px;
}

.testimonial-quote-deco {
    font-family: var(--font-heading);
    font-size: 15rem;
    font-weight: 800;
    color: var(--white);
    opacity: 0.03;
    position: absolute;
    top: -60px;
    left: 0;
    line-height: 1;
    pointer-events: none;
}

.testimonial {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s, visibility 0.6s;
}

.testimonial.active {
    opacity: 1;
    visibility: visible;
}

.testimonial-text {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    font-weight: 300;
    font-style: italic;
    color: var(--white);
    max-width: 700px;
    margin: 0 auto 24px;
    line-height: 1.7;
}

.testimonial-author {
    font-weight: 600;
    font-size: 0.95rem;
    max-width: none;
}

.testimonial-company {
    font-size: 0.85rem;
    color: var(--gray-muted);
    max-width: none;
}

.testimonials-dots {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 32px;
}

.testimonials-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--dark-border);
    cursor: pointer;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.testimonials-dot.active {
    background: var(--magenta);
    transform: scale(1.3);
}

/* ---------- CTA Section ---------- */
.section-cta {
    background: linear-gradient(135deg, #D6006E, #F58220, #8DC63F, #00A99D, #6B2D8B, #D6006E);
    background-size: 400% 400%;
    animation: gradientShift 10s linear infinite;
    text-align: center;
    padding: clamp(60px, 10vh, 120px) 0;
}

@keyframes gradientShift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.cta-headline {
    font-size: clamp(2.5rem, 6vw, 5rem);
    color: var(--dark);
    margin-bottom: 12px;
}

.cta-char {
    display: inline-block;
    will-change: transform, opacity;
}

.cta-sub {
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: rgba(10, 10, 10, 0.7);
    margin-bottom: 40px;
    max-width: none;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* cta-btn-primary replaced by .mosaic-btn */

.cta-btn-secondary {
    padding: 16px 36px;
    border: 2px solid var(--dark);
    color: var(--dark);
    font-weight: 600;
    border-radius: 100px;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.cta-btn-secondary:hover {
    background: rgba(10, 10, 10, 0.1);
}

/* ---------- Contact ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

.contact-form-group {
    position: relative;
    margin-bottom: 32px;
}

.contact-form-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-muted);
    margin-bottom: 8px;
}

.contact-form-group input,
.contact-form-group textarea {
    width: 100%;
    padding: 12px 0;
    background: transparent;
    border-bottom: 1px solid var(--dark-border);
    color: var(--white);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.contact-form-group input:focus,
.contact-form-group textarea:focus {
    border-image: var(--gradient-brand) 1;
}

.contact-form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* .contact-submit now uses .mosaic-btn */
.contact-submit.mosaic-btn {
    margin-top: 8px;
}

.contact-info h3 {
    margin-bottom: 24px;
}

.contact-detail {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 20px;
}

.contact-detail-icon {
    width: 20px;
    height: 20px;
    color: var(--magenta);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-detail span {
    color: var(--gray);
    font-size: 0.95rem;
}

.contact-map {
    margin-top: 32px;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 16 / 9;
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: 0;
    filter: grayscale(1) invert(1) brightness(0.7);
}

/* ---------- Footer ---------- */
.footer {
    padding: 48px 0 32px;
    border-top: 1px solid var(--dark-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo img {
    height: 32px;
    width: auto;
}

.footer-logo .nav-logo-text {
    font-size: 1.1rem;
}

.footer-logo .nav-logo-sub {
    font-size: 0.5rem;
}

.footer-tagline {
    font-size: 0.9rem;
    color: var(--gray);
    max-width: 320px;
    line-height: 1.7;
}

.footer-links-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.footer-links a {
    display: block;
    font-size: 0.85rem;
    color: var(--gray);
    margin-bottom: 10px;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid var(--dark-border);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--gray);
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.footer-socials a {
    color: var(--gray);
    transition: color var(--transition-fast);
}

.footer-socials a:hover {
    color: var(--magenta);
}

/* ---------- WhatsApp Button ---------- */
.whatsapp-btn {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.whatsapp-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
}

.whatsapp-btn svg {
    width: 28px;
    height: 28px;
    fill: white;
}

/* ---------- Reveal Animations (initial states) ---------- */
.reveal-up {
    opacity: 0;
    transform: translateY(24px);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
}

/* ---------- Lightbox ---------- */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.95);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.lightbox.active {
    display: flex;
}

.lightbox-img {
    max-width: 85%;
    max-height: 80vh;
    border-radius: 8px;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--white);
    font-size: 1.5rem;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--white);
    font-size: 1.5rem;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
    transition: background var(--transition-fast);
}

.lightbox-nav:hover {
    background: rgba(255,255,255,0.1);
}

.lightbox-prev { left: 24px; }
.lightbox-next { right: 24px; }

.lightbox-counter {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.85rem;
    color: var(--gray);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .nav-links { display: none; }
    .nav-cta, .nav-cta-mosaic { display: none; }
    .nav-toggle { display: flex; }

    .service-card {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .service-card:nth-child(even) {
        direction: ltr;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

@media (max-width: 768px) {
    /* Marquee faster on mobile (30s appears nearly static on small screens) */
    .marquee-track--left .marquee-content {
        animation-duration: 18s;
    }
    .marquee-track--right .marquee-content {
        animation-duration: 18s;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-card {
        width: 280px;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 640px) {
    .hero-headline {
        font-size: clamp(2.5rem, 12vw, 4rem);
    }

    .cta-headline {
        font-size: clamp(1.75rem, 8vw, 3rem);
    }

    .process-ring-container {
        width: 220px;
        height: 220px;
    }
}

/* ---------- Light Mode (Day Theme) ---------- */
[data-theme="light"] {
    --dark: #F7F5F3;
    --dark-surface: #FFFFFF;
    --dark-elevated: #F0EDE9;
    --dark-border: #E0DDD8;
    --white: #1A1A22;
    --gray: #555566;
    --gray-muted: #8B8B9E;
}

/* Smooth theme transition */
html.theme-transitioning,
html.theme-transitioning *,
html.theme-transitioning *::before,
html.theme-transitioning *::after {
    transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease !important;
}

/* Theme toggle button */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    color: var(--gray);
    transition: color var(--transition-fast), background var(--transition-fast);
    background: transparent;
    border: 1px solid transparent;
    flex-shrink: 0;
}

.theme-toggle:hover {
    color: var(--white);
    background: rgba(128, 128, 128, 0.1);
    border-color: var(--dark-border);
}

.theme-toggle-moon { display: none; }
[data-theme="light"] .theme-toggle-sun { display: none; }
[data-theme="light"] .theme-toggle-moon { display: block; }

/* Nav scrolled */
[data-theme="light"] .nav.scrolled {
    background: rgba(247, 245, 243, 0.88);
}

/* Hero canvas — boost particle visibility on light bg */
[data-theme="light"] .hero-canvas {
    opacity: 0.7;
}

[data-theme="light"] .hero-video-overlay {
    background: rgba(247, 245, 243, 0.6);
}

[data-theme="light"] .hero::after {
    opacity: 0.025;
}

/* Marquee gradient strip — white text on colorful gradient */
[data-theme="light"] .marquee-track--right .marquee-content span {
    color: #FFFFFF;
}

[data-theme="light"] .marquee-track--right .marquee-diamond {
    background: #FFFFFF;
}

/* Service card number — subtle watermark on light bg */
[data-theme="light"] .service-card-number {
    color: #E0DDD8;
}

/* Service card LED glow adjustments */
[data-theme="light"] .service-card-img::after {
    opacity: 0.3;
}

[data-theme="light"] .service-card:hover .service-card-img::after {
    opacity: 0.5;
}

/* White LED → magenta glow on light bg (Reclamos) */
[data-theme="light"] .service-card:nth-child(3) .service-card-img::after {
    background: rgba(214, 0, 110, 0.3);
}

[data-theme="light"] .service-card:nth-child(3):hover .service-card-img::after {
    opacity: 0.55;
}

/* Subtle card shadows on light bg */
[data-theme="light"] .service-card-img {
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .about-img {
    box-shadow: 0 4px 32px rgba(0, 0, 0, 0.06);
}

/* Portfolio card shadow — softer on light */
[data-theme="light"] .portfolio-card-shadow {
    background: rgba(0, 0, 0, 0.12);
    opacity: 0.8;
}

/* CTA section — white text on gradient */
[data-theme="light"] .cta-headline {
    color: #FFFFFF;
}

[data-theme="light"] .cta-sub {
    color: rgba(255, 255, 255, 0.85);
    max-width: none;
}

[data-theme="light"] .cta-btn-secondary {
    border-color: #FFFFFF;
    color: #FFFFFF;
}

[data-theme="light"] .cta-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Contact form inputs — subtle bg on light */
[data-theme="light"] .contact-form-group input,
[data-theme="light"] .contact-form-group textarea {
    background: rgba(0, 0, 0, 0.02);
    border-radius: 4px 4px 0 0;
}

/* Map — show normal colors in light mode */
[data-theme="light"] .contact-map iframe {
    filter: grayscale(0.3) brightness(1);
}

/* Lightbox — stay dark regardless of theme */
[data-theme="light"] .lightbox {
    background: rgba(10, 10, 10, 0.92);
}

[data-theme="light"] .lightbox-close,
[data-theme="light"] .lightbox-nav {
    color: #F5F5F5;
}

[data-theme="light"] .lightbox-counter {
    color: #8B8B9E;
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .marquee-content {
        animation: none !important;
    }

    .reveal-up, .reveal-left, .reveal-right {
        opacity: 1;
        transform: none;
    }

    .hero-video {
        display: none;
    }
}

/* ---------- Safe Area (notched devices) ---------- */
@supports (padding: env(safe-area-inset-bottom)) {
    .footer {
        padding-bottom: calc(32px + env(safe-area-inset-bottom));
    }

    .whatsapp-btn {
        bottom: calc(24px + env(safe-area-inset-bottom));
        right: calc(24px + env(safe-area-inset-right));
    }
}