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

:root {
 --bg: #0a0714;
    --surface: #150e26;
    --primary: #7c3aed;
    --primary-light: #a78bfa;
    --accent: #22d3ee;
    --text: #f5f3ff;
    --muted: #968cb8;
    --border: rgba(167, 139, 250, .16);
    --radius: 16px;
    --shadow: 0 8px 30px rgba(124, 58, 237, .25);
    --glow: 0 0 26px rgba(34, 211, 238, .3);
}
html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', 'Tajawal', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

[dir="rtl"] body, [dir="rtl"] { font-family: 'Tajawal', 'Inter', sans-serif; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 1.5rem; }

.expframe { max-width: 980px; margin: 0 auto;}

/* Header */
.header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(10,14,23,.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: .5rem; text-decoration: none; color: var(--text); font-weight: 800; font-size: 1.25rem; }
.logo-text { font-size: 0.9rem; }
.logo-image { width: 38px; height: 38px; object-fit: contain; display: block; }
.logo-icon { font-size: 1.5rem; }
.nav { display: flex; gap: .5rem; }
.site-menu { position: relative; }
.menu-button {
    display: inline-flex; align-items: center; gap: .4rem; list-style: none;
    padding: .35rem .85rem; border: 1px solid var(--border); border-radius: 8px;
    color: var(--muted); cursor: pointer; font-size: .875rem; transition: all .2s;
}
.menu-button::-webkit-details-marker { display: none; }
.menu-button:hover, .site-menu[open] .menu-button { border-color: var(--primary); color: var(--text); }
.menu-icon { font-size: 1rem; line-height: 1; }
.menu-panel {
    position: absolute; top: calc(100% + .55rem); right: 0; z-index: 110;
    display: grid; min-width: 190px; padding: .4rem;
    background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, .3);
}
.menu-panel a {
    padding: .65rem .75rem; color: var(--text); text-decoration: none;
    border-radius: 7px; white-space: nowrap; font-size: .9rem;
}
.menu-panel a:hover { background: rgba(124, 58, 237, .16); color: var(--primary-light); }
.experiment-link {
    display: inline-flex; align-items: center; padding: .35rem .85rem;
    color: var(--muted); text-decoration: none; font-size: .875rem; transition: color .2s;
}
.experiment-link:hover { color: var(--text); }
.experiment-back { color: var(--muted); text-decoration: none; font-size: .9rem; transition: color .2s; }
.experiment-back:hover { color: var(--text); }
.lang-btn {
    padding: .35rem .85rem; border: 1px solid var(--border); border-radius: 8px;
    background: transparent; color: var(--muted); cursor: pointer; font-size: .875rem;
    font-family: inherit; transition: all .2s;
}
.lang-btn:hover { border-color: var(--primary); color: var(--text); }
.lang-btn.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* Hero */
.hero {
    position: relative;
    isolation: isolate;
    display: flex;
    align-items: center;
    min-height: clamp(560px, calc(100svh - 64px), 820px);
    overflow: hidden;
    padding: 5rem 0;
    background: #0a1526;
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr); gap: 3rem; align-items: center; width: 100%; }
.hero-content { width: min(100%, 760px); margin: 0 auto; text-align: center; }
.hero-copy-panel {
    padding: clamp(1.5rem, 4vw, 3rem);
    border: 1px solid rgba(169, 188, 216, .2);
    border-radius: 30px;
    background: rgba(5, 12, 24, .5);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, .28);
}
.badge {
    display: inline-block; padding: .35rem 1rem; border-radius: 999px;
    background: rgba(99,102,241,.15); color: var(--primary-light);
    font-size: .875rem; font-weight: 600; margin-bottom: 1.25rem;
}
.hero h1 { font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 800; line-height: 1.15; margin-bottom: 1rem; }
.hero h1:focus { outline: none; }
.hero-desc { color: var(--muted); font-size: 1.125rem; max-width: 580px; margin: 0 auto 2rem; }
.hero-actions { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }
.btn {
    padding: .75rem 1.75rem; border-radius: 10px; font-size: 1rem; font-weight: 600; text-decoration: none;
    cursor: pointer; border: none; font-family: inherit; transition: all .2s;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary-light); }

.about-page { padding: 5rem 0 6rem; }
.about-hero { max-width: 820px; text-align: center; }
.about-hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.15; margin-bottom: 1rem; }
.about-hero p { color: var(--muted); font-size: 1.15rem; }
.about-content { max-width: 820px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 3rem; }
.about-block { padding: 1.5rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.about-block h2 { font-size: 1.25rem; margin-bottom: .55rem; }
.about-block p { color: var(--muted); }
.about-content > .btn { justify-self: start; text-decoration: none; }

/* Features */
.features { padding: 5rem 0; }
.features h2, .how h2 { text-align: center; font-size: 2rem; font-weight: 700; margin-bottom: 3rem; }
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem; align-items: start; }
.card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 2rem; transition: all .3s;
    overflow: hidden; cursor: default;
}
.card:hover, .card:focus-visible { border-color: var(--primary); transform: translateY(-4px); box-shadow: 0 8px 32px rgba(99,102,241,.12); }
.card-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.card h3 { font-size: 1.25rem; margin-bottom: .5rem; }
.card p { color: var(--muted); font-size: .95rem; }
.card-short-description { min-height: 4.6rem; }
.card-long-description { max-height: 0; margin: 0; opacity: 0; overflow: hidden; transition: max-height .35s ease, opacity .25s ease, margin-top .35s ease; }
.card:hover .card-long-description, .card:focus-visible .card-long-description { max-height: 260px; margin-top: 1rem; opacity: 1; }

.showcase-section {
    padding: 5rem 0 2rem;
    position: relative;
}

.showcase-section .container {
    max-width: 1500px;
}

.showcase-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, rgba(124,58,237,.18), transparent 38%),
                radial-gradient(circle at bottom right, rgba(34,211,238,.14), transparent 32%);
    pointer-events: none;
}

.showcase-slider {
    position: relative;
    z-index: 1;
    display: block;
    max-width: 1500px;
    margin: 2rem auto 0;
}

.showcase-viewport {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: .2rem;
    overscroll-behavior-x: contain;
    touch-action: pan-x pan-y;
    -webkit-overflow-scrolling: touch;
}

.showcase-viewport::-webkit-scrollbar {
    display: none;
}

.showcase-scrollbar {
    position: relative;
    height: 22px;
    margin-top: .65rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, .14);
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
    cursor: grab;
    touch-action: pan-y;
}

.showcase-scrollbar[hidden] {
    display: none;
}

.showcase-scrollbar-thumb {
    position: absolute;
    inset-block: 0;
    left: 0;
    min-width: 64px;
    background: linear-gradient(90deg, #67e8f9, #a78bfa);
    border-radius: 999px;
    border: 3px solid rgba(9, 12, 20, 0.8);
    will-change: transform, width;
}

.showcase-scrollbar:active {
    cursor: grabbing;
}

.showcase-grid {
    display: flex;
    gap: 1.8rem;
    align-items: stretch;
    width: max-content;
    min-width: 100%;
    padding: .2rem .2rem 1rem;
}

.showcase-nav {
    width: 46px;
    height: 46px;
    border: 1px solid rgba(167, 139, 250, .35);
    border-radius: 50%;
    background: rgba(16, 12, 30, .92);
    color: var(--text);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    transition: transform .2s ease, border-color .2s ease, background .2s ease, opacity .2s ease;
}

.showcase-nav:hover:not(:disabled),
.showcase-nav:focus-visible:not(:disabled) {
    background: rgba(124, 58, 237, .18);
    border-color: rgba(124, 58, 237, .8);
    transform: translateY(-1px);
}

.showcase-nav:disabled {
    opacity: .35;
    cursor: not-allowed;
}

.showcase-video-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex: 0 0 clamp(360px, 29vw, 540px);
    overflow: hidden;
    background: linear-gradient(180deg, rgba(22, 17, 38, 0.96), rgba(10, 11, 22, 0.96));
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.28);
    cursor: pointer;
}

.showcase-video-card:hover,
.showcase-video-card:focus-visible {
    border-color: rgba(124, 58, 237, .8);
    box-shadow: 0 26px 50px rgba(124, 58, 237, .18);
}

@media (max-width: 980px) {
    .showcase-video-card {
        flex-basis: clamp(300px, 44vw, 420px);
    }
}

@media (max-width: 640px) {
    .showcase-video-card {
        flex-basis: min(82vw, 420px);
    }

    .showcase-scrollbar { height: 26px; }
}

.showcase-video-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(124,58,237,.18), transparent 35%, rgba(34,211,238,.18));
    opacity: 0;
    transition: opacity .3s ease;
    pointer-events: none;
}

.showcase-video-card:hover::before,
.showcase-video-card:focus-visible::before {
    opacity: 1;
}

.showcase-video-frame {
    position: relative;
    width: 100%;
    flex: 0 0 auto;
    aspect-ratio: 16 / 9;
    padding: .8rem;
}

.showcase-audio-toggle {
    position: absolute;
    top: 1.35rem;
    right: 1.35rem;
    z-index: 2;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, .25);
    border-radius: 50%;
    background: rgba(10, 14, 24, .72);
    color: #fff;
    font-size: 1.3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: opacity .2s ease, border-color .2s ease, background .2s ease;
    backdrop-filter: blur(8px);
}

.showcase-video-card:hover .showcase-audio-toggle,
.showcase-video-card:focus-visible .showcase-audio-toggle,
.showcase-video-card .showcase-audio-toggle:focus {
    opacity: 1;
}

.showcase-audio-toggle:hover,
.showcase-audio-toggle:focus-visible {
    background: rgba(124, 58, 237, .21);
    border-color: rgba(124, 58, 237, .8);
}

.showcase-audio-toggle.is-muted {
    background: rgba(16, 12, 30, .82);
}

.showcase-video {
    display: block;
    position: absolute;
    inset: .8rem;
    width: calc(100% - 1.6rem);
    height: calc(100% - 1.6rem);
    object-fit: cover;
    border-radius: 18px;
    border: 1px solid rgba(160, 174, 192, .18);
    background: #0b1220;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.04);
}

.showcase-video-loader {
    position: absolute;
    inset: .8rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-content: center;
    align-items: center;
    gap: .7rem;
    padding: 1rem 1.25rem;
    border-radius: 18px;
    background: rgba(7, 12, 24, .82);
    color: #f5f3ff;
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s ease, visibility .2s ease;
    pointer-events: none;
}

.showcase-video-card.is-loading .showcase-video-loader {
    opacity: 1;
    visibility: visible;
}

.showcase-video-card.is-video-error .showcase-loader-spinner,
.showcase-video-card.is-video-error .showcase-loader-percent,
.showcase-video-card.is-video-error .showcase-loader-track {
    display: none;
}

.showcase-video-card.is-video-error .showcase-video-loader,
.experience-preview-card.is-video-error .experience-preview-loader {
    opacity: 0;
    visibility: hidden;
}

.experience-preview-card.is-loading .experience-preview-loader {
    opacity: 1;
    visibility: visible;
}

.experience-preview-card.is-video-error .experience-loader-spinner,
.experience-preview-card.is-video-error .experience-loader-percent,
.experience-preview-card.is-video-error .experience-loader-track {
    display: none;
}

.experience-preview-card.is-video-error .experience-preview-loader {
    display: flex;
    justify-content: center;
}

.showcase-loader-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, .3);
    border-top-color: #67e8f9;
    border-radius: 50%;
    animation: showcase-spin .75s linear infinite;
}

.showcase-loader-label,
.showcase-loader-percent {
    font-size: .84rem;
    font-weight: 700;
}

.showcase-loader-percent {
    font-variant-numeric: tabular-nums;
}

.showcase-loader-track {
    grid-column: 1 / -1;
    height: 4px;
    overflow: hidden;
    border-radius: 99px;
    background: rgba(255, 255, 255, .2);
}

.showcase-loader-progress {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #67e8f9, #a78bfa);
    transition: width .18s ease;
}

.experience-preview-loader {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-content: center;
    align-items: center;
    gap: .7rem;
    padding: 1rem 1.2rem;
    background: rgba(7, 12, 24, .82);
    color: #f5f3ff;
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s ease, visibility .2s ease;
    pointer-events: none;
    z-index: 2;
}

.experience-loader-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, .3);
    border-top-color: #67e8f9;
    border-radius: 50%;
    animation: showcase-spin .75s linear infinite;
}

.experience-loader-label,
.experience-loader-percent {
    font-size: .84rem;
    font-weight: 700;
}

.experience-loader-percent {
    font-variant-numeric: tabular-nums;
}

.experience-loader-track {
    grid-column: 1 / -1;
    height: 4px;
    overflow: hidden;
    border-radius: 99px;
    background: rgba(255, 255, 255, .2);
}

.experience-loader-progress {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #67e8f9, #a78bfa);
    transition: width .18s ease;
}

@keyframes showcase-spin {
    to { transform: rotate(360deg); }
}

.showcase-card-body {
    position: relative;
    z-index: 1;
    padding: 1.25rem 1.25rem 1.5rem;
}

.showcase-tag {
    margin-bottom: .7rem;
}

.showcase-card-body h3 {
    font-size: 1.3rem;
    line-height: 1.3;
    margin-bottom: .6rem;
}

.showcase-card-body p {
    color: var(--muted);
    font-size: .96rem;
    line-height: 1.7;
}

.experiences-home-section {
    padding: 5rem 0;
    background: radial-gradient(circle at 15% 20%, rgba(162, 89, 255, .18), transparent 20%),
                radial-gradient(circle at 80% 10%, rgba(34, 211, 238, .12), transparent 25%),
                linear-gradient(180deg, rgba(10, 10, 20, .6), rgba(17, 11, 28, .92));
    scroll-margin-top: 64px;
    border-top: 1px solid rgba(167, 139, 250, .18);
    border-bottom: 1px solid rgba(167, 139, 250, .18);
}
.live-demo-badge {
    background: rgba(34, 211, 238, .12);
    color: #7dd3fc;
    border-color: rgba(125, 211, 252, .35);
}
.experiences-heading { max-width: 820px; margin: 0 auto 2.5rem; text-align: center; }
.experiences-heading h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: .75rem; }
.experiences-heading p { color: var(--muted); font-size: 1.05rem; max-width: 760px; margin: 0 auto; }
.experience-carousel { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 1rem; max-width: 860px; margin: 0 auto; }
.experience-carousel-viewport { overflow: hidden; min-width: 0; direction: ltr; }
.experience-carousel-track { display: flex; direction: ltr; transition: transform .35s ease; }
.experience-carousel-track .experience-preview-card { flex: 0 0 100%; }
.carousel-control { width: 54px; height: 54px; border: 1px solid rgba(167, 139, 250, .35); border-radius: 50%; background: rgba(16,12,30,.9); color: var(--text); cursor: pointer; font-size: 2rem; line-height: 1; transition: all .2s ease; box-shadow: 0 10px 30px rgba(124,58,237,.18); }
.carousel-control:hover { border-color: var(--primary); color: var(--primary-light); transform: scale(1.05); }
.experience-preview-card.disabled { opacity: .5; filter: grayscale(.35); }
.experience-preview-card.disabled .btn { pointer-events: none; cursor: not-allowed; }
.experience-preview-card {
    min-height: 620px;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(22,17,38,.96), rgba(11,14,23,.96));
    border: 1px solid rgba(167,139,250,.28);
    border-radius: 24px;
    box-shadow: 0 24px 60px rgba(15,23,42,.28);
    position: relative;
}
.experience-preview-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(124,58,237,.18), transparent 42%, rgba(34,211,238,.12));
    opacity: 1;
    pointer-events: none;
}
.experience-preview-card:hover::before,
.experience-preview-card:focus-within::before { opacity: 1; }
.experience-preview-card:hover { border-color: rgba(99, 102, 241, .8); box-shadow: 0 24px 60px rgba(124,58,237,.18); }
.experience-preview-media {
    position: relative;
    overflow: hidden;
    height: 420px;
    background: linear-gradient(135deg, rgba(124,58,237,.16), rgba(34,211,238,.08));
}
.experience-preview-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(5,8,14,.58), rgba(5,8,14,0));
    pointer-events: none;
}
.experience-preview-card img,
.experience-preview-card video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.experience-preview-card:hover img,
.experience-preview-card:hover video,
.experience-preview-card:focus-within img,
.experience-preview-card:focus-within video {
    filter: saturate(1.12) contrast(1.04);
}
.experience-preview-body { display: flex; flex-direction: column; flex: 1; padding: 1.75rem; position: relative; z-index: 1; }
.experience-preview-body h3 { font-size: 1.5rem; margin-bottom: .7rem; }
.experience-preview-body p { color: var(--muted); min-height: 4.2rem; margin-bottom: 1.4rem; line-height: 1.7; }
.experiences-home-action { display: flex; justify-content: center; margin-top: 2rem; }

/* How it works */
.how { padding: 4rem 0 6rem; }
.steps { display: flex; align-items: center; justify-content: center; gap: 0; flex-wrap: wrap; }
.step { text-align: center; flex: 0 0 160px; }
.step span {
    display: inline-flex; width: 48px; height: 48px; align-items: center; justify-content: center;
    border-radius: 50%; background: var(--primary); color: #fff; font-weight: 700; font-size: 1.125rem; margin-bottom: .75rem;
}
.step p { font-weight: 600; }
.step-line { width: 60px; height: 2px; background: var(--border); margin-bottom: 2rem; }

/* Contact section */
.contact-section {
    padding: 2rem 0 5rem;
    position: relative;
    overflow: hidden;
}
.contact-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(249,115,22,.12), transparent 30%),
                radial-gradient(circle at 80% 10%, rgba(34,197,94,.10), transparent 25%);
    z-index: 0;
}
.section-heading {
    position: relative;
    z-index: 1;
    text-align: center;
    margin-bottom: 2rem;
}
.section-heading h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-top: .5rem;
}
.badge-soft {
    background: rgba(249,115,22,.12);
    color: #fdba74;
    border: 1px solid rgba(249,115,22,.3);
}
.contact-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    max-width: 820px;
    margin: 0 auto;
}
.contact-grid-large {
    max-width: 980px;
}
.contact-page-shell {
    display: grid;
    gap: 2rem;
}
.contact-intro {
    text-align: center;
    max-width: 760px;
    margin: 0 auto;
}
.contact-intro h1 {
    font-size: clamp(2.2rem, 4vw, 3.4rem);
    margin: 1rem 0 .75rem;
    line-height: 1.15;
}
.contact-intro p {
    color: var(--muted);
    font-size: 1.08rem;
    max-width: 620px;
    margin: 0 auto;
}
.contact-page-section {
    padding-top: 4rem;
    padding-bottom: 5rem;
}
.contact-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    width: 100%;
    min-height: 120px;
    padding: 1.4rem 1.5rem;
    background: linear-gradient(180deg, rgba(23,23,23,.95), rgba(17,17,17,.9));
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text);
    text-decoration: none;
    transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease, opacity .3s ease;
    overflow: hidden;
    box-shadow: 0 10px 28px rgba(0,0,0,.12);
}
.contact-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 0%, rgba(255,255,255,.12) 50%, transparent 100%);
    transform: translateX(-120%);
    transition: transform .7s ease;
}
.contact-card:hover {
    transform: translateY(-6px) scale(1.01);
    border-color: rgba(249,115,22,.45);
    box-shadow: 0 18px 40px rgba(249,115,22,.15);
}
.contact-card:hover::before {
    transform: translateX(120%);
}
.contact-card.contact-disabled,
.contact-card.contact-disabled:hover {
    cursor: not-allowed;
    opacity: 0.72;
    transform: none;
    box-shadow: none;
    border-style: dashed;
}
.contact-card.contact-disabled::before {
    display: none;
}
.contact-email { border-color: rgba(251,146,60,.28); }
.contact-whatsapp { border-color: rgba(34,197,94,.28); }
.contact-facebook { border-color: rgba(59,130,246,.28); }
.contact-linkedin { border-color: rgba(14,165,233,.28); }
.contact-icon {
    width: 62px;
    height: 62px;
    min-width: 62px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    background: rgba(255,255,255,.04);
    animation: pulse-soft 3s ease-in-out infinite;
}
.contact-icon svg {
    width: 28px;
    height: 28px;
    fill: currentColor;
}
.contact-email .contact-icon { background: rgba(249,115,22,.12); color: #fdba74; }
.contact-whatsapp .contact-icon { background: rgba(34,197,94,.12); color: #4ade80; }
.contact-facebook .contact-icon { background: rgba(59,130,246,.12); color: #60a5fa; }
.contact-linkedin .contact-icon { background: rgba(14,165,233,.12); color: #7dd3fc; }
.contact-body { display: flex; flex-direction: column; gap: .2rem; flex: 1; }
.contact-body .label {
    color: var(--muted);
    font-size: .75rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.contact-body strong {
    font-size: 1.02rem;
    line-height: 1.5;
    word-break: break-word;
}
.contact-status {
    display: inline-flex;
    align-self: flex-start;
    margin-top: .15rem;
    padding: .28rem .62rem;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.12);
    border: 1px solid rgba(148, 163, 184, 0.28);
    color: #cbd5e1;
    font-size: .72rem;
    letter-spacing: .05em;
    text-transform: uppercase;
    font-weight: 700;
}
@keyframes pulse-soft {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.08); }
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: 2rem 0 2.5rem;
    text-align: center;
    color: var(--muted);
    font-size: .875rem;
    background: rgba(17, 17, 17, 0.7);
}
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.footer-link {
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    transition: color .2s ease, transform .2s ease;
}
.footer-link:hover {
    color: var(--primary-light);
    transform: translateY(-1px);
}

/* Experiment page */
.exp-page {
    min-height: 100vh;
    background: radial-gradient(ellipse at 70% 10%, rgba(6,182,212,.12), transparent 35%), var(--bg);
}
.exp-main {
    padding: 4rem 0 5rem;
}
.exp-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 2.5rem;
}
.exp-header h1 {
    font-size: clamp(2.1rem, 5vw, 3.2rem);
    line-height: 1.15;
    margin-bottom: .75rem;
}
.exp-header p {
    color: var(--muted);
    font-size: 1.05rem;
}
.experiences-page-header { max-width: 780px; }
.experiences-main { padding: 4rem 0 5rem; }
.experience-tag { display: inline-block; margin-bottom: .65rem; color: var(--accent); font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.exp-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
}
.exp-card {
    background: linear-gradient(180deg, rgba(22,17,38,.96), rgba(11,14,23,.96));
    border: 1px solid rgba(167,139,250,.28);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(15,23,42,.18);
}
.exp-card.disabled {
    opacity: 0.45;
    filter: grayscale(0.35);
    cursor: not-allowed;
}

.exp-card.disabled .exp-image,
.exp-card.disabled .exp-video {
    filter: grayscale(0.5);
}

.exp-card.disabled .btn {
    cursor: not-allowed;
}
.exp-card:hover {
    border-color: rgba(99,102,241,.7);
    box-shadow: 0 22px 48px rgba(124,58,237,.12);
}
.exp-image,
.exp-video {
    display: block;
    width: 100%;
    height: 220px;
    object-fit: cover;
    background: #0b1220;
}
.exp-video {
    border-bottom: 1px solid rgba(160,174,192,.15);
}
.exp-body {
    padding: 1.5rem;
}
.exp-body h2 {
    font-size: 1.4rem;
    margin-bottom: .75rem;
}
.exp-body p {
    color: var(--muted);
    margin-bottom: 1.25rem;
}
.exp-actions {
    display: flex;
    gap: .75rem;
    flex-wrap: wrap;
}
.video-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    z-index: 200;
}
.video-modal {
    position: relative;
    width: min(90vw, 960px);
    background: #020817;
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 1rem;
    box-shadow: 0 30px 80px rgba(0,0,0,.45);
}
.video-close {
    position: absolute;
    top: -.8rem;
    right: -.8rem;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font-size: 1.6rem;
    cursor: pointer;
}
.video-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    overflow: hidden;
    background: #000;
}
.video-wrapper iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

/* Unity experiment */
.experiment-page {
    min-height: 100vh;
    background: radial-gradient(ellipse at 80% 10%, rgba(6,182,212,.12), transparent 42%), var(--bg);
}
.experiment-main { padding: 4.5rem 0 6rem; }
.experiment-heading { max-width: 720px; margin: 0 auto 2rem; text-align: center; }
.experiment-heading h1 { font-size: clamp(2rem, 5vw, 3.25rem); line-height: 1.15; margin-bottom: .75rem; }
.experiment-heading p { color: var(--muted); font-size: 1.05rem; }
.unity-frame {
    width: 100%;
    max-width: 1920px;
    aspect-ratio: 16 / 9;

    margin: 0 auto;
    position: relative;
    overflow: hidden;

    background: #05070d;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 24px 70px rgba(0, 0, 0, .35);
}

.unity-frame {
    width: 100%;
    max-width: 1920px;
    aspect-ratio: 16 / 9;
    margin: 0 auto;

    position: relative;
    overflow: hidden;

    background: #05070d;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 24px 70px rgba(0, 0, 0, .35);
}

.unity-frame iframe {
    position: absolute;
    inset: 0;

    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}

.request-page {
    min-height: 100vh;
    background:
        radial-gradient(circle at top left, rgba(249, 115, 22, 0.12), transparent 28%),
        radial-gradient(circle at top right, rgba(56, 189, 248, 0.14), transparent 28%),
        #0b0b0b;
}

.request-shell {
    padding: 4rem 0 2rem;
}

.request-hero {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.request-hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
    align-items: center;
}

.request-copy h1 {
    font-size: clamp(2.4rem, 5vw, 4.2rem);
    line-height: 1.08;
    margin-bottom: 1rem;
    letter-spacing: -0.06em;
}

.request-copy p {
    color: var(--muted);
    font-size: 1.1rem;
    max-width: 620px;
}

.request-badge {
    margin-bottom: 1.25rem;
}

.request-visual {
    display: flex;
    justify-content: center;
}

.geometry-scene {
    position: relative;
    width: min(100%, 440px);
    aspect-ratio: 1;
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(17, 17, 17, 0.96), rgba(11, 11, 11, 0.88));
    border: 1px solid var(--border);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.25);
    overflow: hidden;
}

.geometry-scene::before {
    content: "";
    position: absolute;
    inset: 7% 12%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    transform: rotate(10deg);
}

.geometry-scene::after {
    content: "";
    position: absolute;
    inset: 12% 16%;
    border-radius: 18px;
    background:
        linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px),
        radial-gradient(circle at center, rgba(249,115,22,0.12), transparent 60%);
    background-size: 26px 26px, 26px 26px, 100% 100%;
    transform: perspective(800px) rotateX(60deg) rotateZ(-18deg);
    opacity: 0.7;
}

.mesh {
    position: absolute;
    inset: 18% 20%;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: linear-gradient(135deg, rgba(249,115,22,0.08), rgba(96,165,250,0.04));
    border-radius: 20px;
    transform: perspective(700px) rotateX(50deg) rotateZ(-18deg);
    box-shadow: inset 0 0 25px rgba(255,255,255,0.03);
}

.particle {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.8);
    box-shadow: 0 0 18px rgba(96,165,250,0.8);
    animation: drift 8s ease-in-out infinite alternate;
}

.particle-1 { top: 18%; left: 18%; animation-delay: 0s; }
.particle-2 { top: 26%; right: 18%; animation-delay: 1s; }
.particle-3 { bottom: 20%; left: 26%; animation-delay: 1.8s; }
.particle-4 { bottom: 26%; right: 22%; animation-delay: 2.6s; }
.particle-5 { top: 50%; left: 12%; animation-delay: 3.2s; }
.particle-6 { top: 56%; right: 12%; animation-delay: 4.2s; }

.ring {
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 50%;
    animation: orbit 10s linear infinite;
}

.ring-one {
    width: 220px;
    height: 220px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.ring-two {
    width: 300px;
    height: 300px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) rotate(28deg);
    animation-duration: 13s;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(24px);
    opacity: 0.8;
}

.orb-1 { width: 120px; height: 120px; background: rgba(249,115,22,0.35); top: 15%; left: 10%; }
.orb-2 { width: 150px; height: 150px; background: rgba(59,130,246,0.2); bottom: 18%; right: 8%; }
.orb-3 { width: 90px; height: 90px; background: rgba(167,139,250,0.28); top: 34%; right: 18%; }

.floating-panel {
    position: absolute;
    right: 2.2rem;
    bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: .15rem;
    max-width: 180px;
    padding: .9rem 1rem;
    border-radius: 16px;
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(255,255,255,0.08);
    backdrop-filter: blur(12px);
    box-shadow: 0 16px 30px rgba(15, 23, 42, 0.18);
}

.tiny-label {
    color: #fbbf24;
    font-size: .7rem;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.floating-panel strong {
    font-size: 1.05rem;
}

.floating-panel small {
    color: var(--muted);
    font-size: .72rem;
}

@keyframes orbit {
    0% { transform: translate(-50%, -50%) rotate(0deg) scale(1); }
    50% { transform: translate(-50%, -50%) rotate(180deg) scale(1.03); }
    100% { transform: translate(-50%, -50%) rotate(360deg) scale(1); }
}

@keyframes drift {
    0% {
        transform: translate3d(0, 0, 0) scale(0.8);
        opacity: 0.5;
    }
    50% {
        transform: translate3d(18px, -20px, 0) scale(1.2);
        opacity: 0.9;
    }
    100% {
        transform: translate3d(-10px, 16px, 0) scale(0.9);
        opacity: 0.6;
    }
}

.request-form-section {
    padding: 1rem 0 2.5rem;
}

.request-card {
    max-width: 980px;
    margin: 0 auto;
    background: linear-gradient(180deg, rgba(23,23,23,0.96), rgba(17,17,17,0.92));
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: clamp(1.25rem, 3vw, 2rem);
    box-shadow: 0 22px 50px rgba(0, 0, 0, 0.22);
}

.request-card-header {
    margin-bottom: 1.6rem;
}

.request-card-header h2 {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    margin-top: .8rem;
}

.request-form {
    display: grid;
    gap: 1.2rem;
}

.request-form-intro {
    display: flex;
    align-items: center;
    gap: .9rem;
    margin: .65rem 0 0;
    color: var(--muted);
}

.request-form-intro p {
    margin: 0;
}

.field-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.field {
    display: flex;
    flex-direction: column;
    gap: .55rem;
}

.field span,
.field-title {
    font-size: .9rem;
    font-weight: 600;
    color: #e5e7eb;
}

.required-indicator {
    color: #fb923c;
    font-size: .78rem;
    font-style: normal;
    font-weight: 500;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    border: 1px solid var(--border);
    background: rgba(15, 23, 42, 0.38);
    border-radius: 14px;
    color: var(--text);
    padding: .9rem 1rem;
    font: inherit;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.field input::placeholder,
.field textarea::placeholder {
    color: rgba(148, 163, 184, 0.9);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: rgba(249,115,22,0.6);
    box-shadow: 0 0 0 4px rgba(249,115,22,0.08);
}

.field textarea {
    resize: vertical;
    min-height: 160px;
}

.phone-input-group {
    display: grid;
    grid-template-columns: minmax(84px, 0.28fr) minmax(0, 1fr);
    gap: .55rem;
}

.phone-input-group select {
    min-width: 0;
}

.checkbox-block {
    display: grid;
    gap: .8rem;
    padding-top: .2rem;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: .75rem;
}

.check-item {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .8rem .9rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(15, 23, 42, 0.26);
    color: var(--text);
}

.check-item input {
    width: 1rem;
    height: 1rem;
    accent-color: var(--primary);
}

.request-submit {
    width: min(100%, 240px);
    padding: 1rem 1.5rem;
    border-radius: 16px;
    margin-top: .4rem;
}

.form-note {
    color: var(--muted);
    font-size: .9rem;
    line-height: 1.7;
    max-width: 720px;
}

.request-steps {
    padding: 2rem 0 3rem;
}

.step-header {
    text-align: center;
    margin-bottom: 2rem;
}

.step-header h2 {
    font-size: clamp(2rem, 3vw, 3rem);
}

.request-step-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.request-step {
    background: rgba(18, 18, 18, 0.9);
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 1.5rem 1.25rem;
    text-align: center;
}

.request-step h3 {
    margin-bottom: .6rem;
    font-size: 1.2rem;
}

.request-step p {
    color: var(--muted);
}

.request-success {
    display: grid;
    gap: 1rem;
    padding: clamp(1.5rem, 3vw, 2.5rem);
    border-radius: 24px;
    border: 1px solid rgba(34,197,94,0.25);
    background: linear-gradient(180deg, rgba(8,32,20,0.9), rgba(10,15,18,0.9));
    text-align: center;
}

.success-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: inline-grid;
    place-items: center;
    margin: 0 auto;
    background: rgba(34,197,94,0.12);
    border: 1px solid rgba(34,197,94,0.35);
    color: #86efac;
    font-size: 2.2rem;
    font-weight: 700;
}

.request-success h3 {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.request-success p {
    color: var(--muted);
    max-width: 620px;
    margin: 0 auto;
}

.success-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: .5rem;
}

.request-brand-wrap {
    padding: 1rem 0 4rem;
}

.request-brand {
    text-align: center;
    font-size: clamp(1.3rem, 2vw, 2rem);
    font-weight: 700;
    color: #f4f4f5;
    letter-spacing: -0.03em;
}

.hero-science-scene {
    position: absolute;
    z-index: 0;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-science-scene canvas {
    display: block;
    width: 100%;
    height: 100%;
}

@media (max-width: 768px) {
    .request-shell { padding-top: 2.5rem; }
    .request-hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .request-copy p { margin: 0 auto; }
    .field-row,
    .request-step-grid { grid-template-columns: 1fr; }
    .experience-carousel { grid-template-columns: auto minmax(0, 1fr) auto; gap: .5rem; }
    .carousel-control { width: 36px; height: 36px; font-size: 1.4rem; }
    .request-submit { width: 100%; }
    .request-form-intro { align-items: flex-start; flex-direction: column; }
    .request-visual { order: -1; }
    .about-content { grid-template-columns: 1fr; }
    .geometry-scene { width: min(100%, 300px); }
    .experiment-main { padding-top: 3rem; }
    .hero { min-height: clamp(620px, calc(100svh - 64px), 760px); }
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero-desc { margin-inline: auto; }
    .hero-actions { justify-content: center; }
    .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .exp-grid { grid-template-columns: 1fr; }
    .step-line { display: none; }
}

@media (max-width: 480px) {
    .cards { grid-template-columns: 1fr; }
}