/* VASTEK corporate theme (loads after base.css): tokens, layout, components. Logical properties only (RTL-safe). */

:root {
  --bg: #06080f;
  --surface: rgba(13, 19, 36, .72);
  --surface-2: rgba(20, 28, 52, .88);
  --line: rgba(130, 150, 200, .18);
  --ink: #eef2fc;
  --ink-2: #b9c4de;
  --mute: #8d9aba;
  --accent: #5b9dff;
  --accent-ink: #8fb6ff;
  --demenavi: #ff8a3d;
  --thabbet: #34d399;
  --nuntis: #60a5fa;
  --radius: 18px;
  --radius-sm: 10px;
  --max: 1180px;
  --gutter: clamp(16px, 4vw, 40px);
  --header-h: 68px;
  --font: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --shadow: 0 20px 60px rgba(0, 0, 0, .45);
  color-scheme: dark;
}

/* Globe layer */
#globe-layer { position: fixed; inset: 0; z-index: 0; pointer-events: none; background: radial-gradient(55% 60% at 74% 42%, rgba(59, 123, 255, .2), transparent 70%), var(--bg); }
html[dir="rtl"] #globe-layer { background: radial-gradient(55% 60% at 26% 42%, rgba(59, 123, 255, .2), transparent 70%), var(--bg); }
#globe { inline-size: 100%; block-size: 100%; display: block; opacity: 0; transition: opacity 1.2s ease; }
#globe-layer.is-live #globe { opacity: 1; }
/* Still image: the permanent fallback, and the poster shown until the 3D globe starts (boot.js) */
#globe-layer.is-fallback::before, #globe-layer.is-poster::before { content: ""; position: absolute; inset: 0; background: url(/assets/img/globe-still.webp) center / cover no-repeat; opacity: .9; transition: opacity 1.2s ease; }
#globe-layer.is-poster.is-live::before { opacity: 0; }
html[dir="rtl"] #globe-layer.is-fallback::before, html[dir="rtl"] #globe-layer.is-poster::before { transform: scaleX(-1); }
main, .site-header, .site-footer { position: relative; z-index: 1; }

/* Header */
.site-header { position: sticky; inset-block-start: 0; z-index: 20; background: rgba(6, 8, 15, .62); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-block-end: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 24px; min-block-size: var(--header-h); }
.brand img { inline-size: 140px; block-size: auto; }
.nav { display: flex; gap: 22px; margin-inline-start: auto; font-size: 15px; }
.nav a { text-decoration: none; color: var(--ink-2); }
.nav a:hover { color: var(--ink); }
.lang-switch { font-weight: 700; text-decoration: none; border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; font-size: 14px; }
.btn.header-cta { padding: 9px 14px; font-size: 14px; }
@media (max-width: 900px) { .nav { display: none; } .btn.header-cta { margin-inline-start: auto; } }
@media (max-width: 420px) { .btn.header-cta { display: none; } }

/* Buttons */
.btn-primary { background: #fff; color: #06080f; }
.btn-ghost { border-color: rgba(255, 255, 255, .28); color: #fff; background: rgba(255, 255, 255, .04); }
.btn-ghost:hover { border-color: #fff; }
.btn-whatsapp { background: #25d366; color: #04140a; }

/* Sections */
.section { padding-block: clamp(80px, 14vh, 160px); }
.eyebrow { display: inline-block; font-size: 13px; letter-spacing: .16em; text-transform: uppercase; color: var(--accent-ink); margin: 0 0 12px; }
html[lang="ar"] .eyebrow { letter-spacing: 0; font-size: 15px; }
.section h2 { font-size: clamp(30px, 4.2vw, 48px); line-height: 1.1; letter-spacing: -.02em; margin: 0 0 16px; max-inline-size: 20ch; }
html[lang="ar"] .section h2 { letter-spacing: 0; line-height: 1.35; }
.section-intro { color: var(--ink-2); max-inline-size: 56ch; margin: 0 0 40px; }

/* Hero */
.hero { min-block-size: calc(100svh - var(--header-h)); display: flex; align-items: center; padding-block: 60px; }
.hero h1 { font-size: clamp(40px, 6.4vw, 76px); line-height: 1.02; letter-spacing: -.03em; margin: 0 0 20px; max-inline-size: 13ch; }
html[lang="ar"] .hero h1 { letter-spacing: 0; line-height: 1.25; }
.hero-lead { font-size: clamp(17px, 1.6vw, 20px); color: var(--ink-2); max-inline-size: 52ch; margin: 0 0 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-apps { margin: 28px 0 0; color: var(--mute); font-size: 14px; }
@media (max-width: 767px) { .hero { text-shadow: 0 2px 18px rgba(6, 8, 15, .9); } }

/* Expertise cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 900px) { .cards { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.card h3 { margin: 14px 0 8px; font-size: 21px; }
.card p { margin: 0; color: var(--ink-2); }
.card-icon { inline-size: 44px; block-size: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(91, 157, 255, .14); color: var(--accent-ink); }
.card-icon svg { inline-size: 24px; block-size: 24px; }

/* Products */
.product { --app: var(--accent); min-block-size: 88vh; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); align-items: center; gap: 48px; padding-block: 40px; }
.product[data-app="demenavi"] { --app: var(--demenavi); }
.product[data-app="thabbet"] { --app: var(--thabbet); }
.product[data-app="nuntis"] { --app: var(--nuntis); }
@media (max-width: 900px) { .product { grid-template-columns: 1fr; min-block-size: auto; padding-block: 56px; } }
.product-tag { display: inline-flex; align-items: center; gap: 8px; margin: 0; font-size: 14px; color: var(--ink-2); }
.product-tag::before { content: ""; inline-size: 10px; block-size: 10px; border-radius: 50%; background: var(--app); }
.product h3 { font-size: clamp(34px, 4.6vw, 56px); margin: 10px 0 14px; letter-spacing: -.02em; color: #fff; }
.product-body p:not(.product-tag) { color: var(--ink-2); max-inline-size: 48ch; margin: 0 0 26px; }
.product-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.product .btn-primary { background: var(--app); color: #06080f; }
.phone { justify-self: center; inline-size: min(270px, 70vw); aspect-ratio: 9 / 19.5; border-radius: 38px; padding: 10px; background: linear-gradient(160deg, #1e2538, #0c111d); border: 1px solid rgba(255, 255, 255, .12); box-shadow: var(--shadow), 0 0 80px color-mix(in srgb, var(--app) 30%, transparent); }
.phone img, .phone-screen { inline-size: 100%; block-size: 100%; object-fit: cover; border-radius: 30px; }
.phone-screen { display: flex; flex-direction: column; justify-content: flex-end; gap: 6px; padding: 22px; background: linear-gradient(170deg, var(--app), color-mix(in srgb, var(--app) 30%, #06080f)); color: #06080f; font-weight: 700; font-size: 24px; }
.phone-screen small { font-weight: 500; font-size: 14px; }

/* Method */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step { counter-increment: step; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; transition: border-color .5s ease, background-color .5s ease; }
.step::before { content: counter(step, decimal-leading-zero); display: block; font-size: 14px; color: var(--mute); margin-block-end: 12px; font-weight: 700; }
.step h3 { margin: 0 0 6px; font-size: 19px; }
.step p { margin: 0; color: var(--ink-2); font-size: 15px; }
.step.is-on { border-color: rgba(91, 157, 255, .6); background: var(--surface-2); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 40px; align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-alt { display: grid; gap: 14px; justify-items: start; }
.contact-alt .mail { color: var(--ink-2); margin: 0; }
.contact-form { position: relative; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(20px, 3vw, 32px); display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 560px) { .contact-form { grid-template-columns: 1fr; } }
.field { display: grid; gap: 6px; align-content: start; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 600; color: var(--ink-2); }
.field input, .field select, .field textarea { inline-size: 100%; font: inherit; font-size: 16px; color: var(--ink); background: rgba(6, 8, 15, .6); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 12px 14px; }
.field textarea { min-block-size: 140px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.field [aria-invalid="true"] { border-color: #ff6b6b; }
.field-error { min-block-size: 1em; margin: 0; font-size: 13px; color: #ff9b9b; }
.req { color: #ff9b9b; }
.hp { position: absolute; inset-inline-start: -10000px; inline-size: 1px; block-size: 1px; overflow: hidden; }
.form-foot { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 14px; justify-content: space-between; }
.form-note { margin: 0; font-size: 13px; color: var(--mute); }
.form-status { grid-column: 1 / -1; margin: 0; font-weight: 600; min-block-size: 1.6em; }
.form-status[data-state="ok"] { color: #5be3a0; }
.form-status[data-state="error"] { color: #ff9b9b; }
.contact-form button[disabled] { opacity: .6; cursor: wait; }

/* Footer */
.site-footer { border-block-start: 1px solid var(--line); background: rgba(6, 8, 15, .88); padding-block: 48px 32px; font-size: 14px; color: var(--mute); }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 28px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h2 { font-size: 14px; color: var(--ink); margin: 0 0 10px; letter-spacing: .06em; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.footer-grid a { color: var(--mute); text-decoration: none; }
.footer-grid a:hover { color: var(--ink); }
.footer-grid p { margin: 0 0 8px; }

/* Scroll reveal: hidden only once the scroll story is running (see scroll-story.js) */
.js-anim .reveal { opacity: 0; transform: translateY(24px); }