/* ==========================================================
   DIGITEC LTD — Thème Technologie
   ========================================================== */
/* Thème sombre (par défaut) */
:root {
  color-scheme: dark;
  --bg: #05080f;
  --bg-2: #0a1020;
  --bg-3: #071027;
  --bg-rgb: 5, 8, 15;
  --surface: rgba(16, 26, 48, 0.6);
  --accent-rgb: 0, 229, 255;
  --blue-rgb: 47, 107, 255;
  --violet-rgb: 139, 92, 246;
  --border: rgba(var(--accent-rgb), 0.15);
  --text: #e6f1ff;
  --muted: #8a9bb8;
  --cyan: #00e5ff;
  --blue: #2f6bff;
  --violet: #8b5cf6;
  --green: #22ff9a;
  --map-dot: rgba(138, 155, 184, .35);
  --track: rgba(255, 255, 255, .06);
  --chip-bg: linear-gradient(145deg, #0f1a33, #070c18);
  --grad: linear-gradient(90deg, var(--cyan), var(--blue) 50%, var(--violet));
  --radius: 14px;
  --font: "Space Grotesk", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

/* Thème clair */
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f4f7fb;
  --bg-2: #e8eef7;
  --bg-3: #dde7f5;
  --bg-rgb: 244, 247, 251;
  --surface: rgba(255, 255, 255, .8);
  --accent-rgb: 0, 132, 180;
  --blue-rgb: 37, 89, 230;
  --violet-rgb: 124, 58, 237;
  --border: rgba(var(--accent-rgb), 0.2);
  --text: #0b1526;
  --muted: #4a5b78;
  --cyan: #0084b4;
  --blue: #2559e6;
  --violet: #7c3aed;
  --green: #0f9d58;
  --map-dot: rgba(74, 91, 120, .3);
  --track: rgba(11, 21, 38, .08);
  --chip-bg: linear-gradient(145deg, #ffffff, #dfe8f5);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color .4s, color .4s;
}

/* ---------- Bouton thème ---------- */
.theme-toggle {
  position: relative; width: 40px; height: 40px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 10px; border: 1px solid var(--border);
  background: rgba(var(--accent-rgb), .06);
  color: var(--cyan); cursor: pointer;
  transition: border-color .2s, transform .3s;
}
.theme-toggle:hover { border-color: var(--cyan); transform: rotate(15deg); }
.theme-toggle svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; position: absolute; transition: opacity .3s, transform .4s; }
.theme-toggle .i-sun { opacity: 0; transform: rotate(-90deg) scale(.5); }
:root[data-theme="light"] .theme-toggle .i-sun { opacity: 1; transform: none; }
:root[data-theme="light"] .theme-toggle .i-moon { opacity: 0; transform: rotate(90deg) scale(.5); }
.nav__actions { display: flex; align-items: center; gap: .8rem; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
.container { width: min(1180px, 100% - 32px); margin-inline: auto; }

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

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .9rem 1.6rem;
  border: 0; border-radius: 10px;
  background: var(--grad); background-size: 200% 100%;
  color: #fff; font: 600 1rem var(--font);
  cursor: pointer;
  box-shadow: 0 0 24px rgba(var(--accent-rgb), .25);
  transition: background-position .4s, transform .2s, box-shadow .3s;
}
.btn:hover { background-position: 100% 0; transform: translateY(-2px); box-shadow: 0 0 36px rgba(var(--accent-rgb), .45); }
.btn--ghost { background: transparent; border: 1px solid var(--border); box-shadow: none; color: var(--cyan); }
.btn--ghost:hover { border-color: var(--cyan); background: rgba(var(--accent-rgb), .06); }
.btn--sm { padding: .55rem 1.1rem; font-size: .9rem; }
.btn--full { width: 100%; }

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

/* ---------- Navigation ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 100;
  padding: 1.1rem 0;
  transition: background .3s, padding .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(var(--bg-rgb), .82);
  backdrop-filter: blur(14px);
  padding: .7rem 0;
  border-color: var(--border);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: .6rem; }
.logo__mark { width: 34px; color: var(--cyan); filter: drop-shadow(0 0 6px var(--cyan)); }
.logo__text { font-weight: 700; font-size: 1.25rem; letter-spacing: .08em; }
.logo__text span { color: var(--cyan); margin-left: .3rem; font-family: var(--mono); font-size: .8em; }
.nav__links { display: flex; align-items: center; gap: 2rem; }
.nav__links a:not(.btn) { color: var(--muted); font-size: .95rem; position: relative; transition: color .2s; }
.nav__links a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 2px; width: 0;
  background: var(--cyan); box-shadow: 0 0 8px var(--cyan); transition: width .3s;
}
.nav__links a:not(.btn):hover, .nav__links a.is-active { color: var(--text); }
.nav__links a:not(.btn):hover::after, .nav__links a.is-active::after { width: 100%; }
.nav__toggle { display: none; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav__toggle span { display: block; width: 24px; height: 2px; margin: 5px 0; background: var(--text); transition: .3s; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: 8rem 0 5rem;
  overflow: hidden;
  background: radial-gradient(ellipse at 70% 30%, rgba(var(--blue-rgb), .18), transparent 60%),
              radial-gradient(ellipse at 10% 80%, rgba(var(--violet-rgb), .14), transparent 55%),
              var(--bg);
}
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(var(--accent-rgb), .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--accent-rgb), .05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  animation: gridMove 20s linear infinite;
}
@keyframes gridMove { to { background-position: 60px 60px; } }
.hero__content { position: relative; z-index: 2; }
.tag {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .4rem 1rem; border: 1px solid var(--border); border-radius: 99px;
  font: 400 .85rem var(--mono); color: var(--cyan);
  background: rgba(var(--accent-rgb), .05);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); animation: pulse 1.6s infinite; }
@keyframes pulse { 50% { opacity: .3; } }
.hero__title { font-size: clamp(2.3rem, 6vw, 4.6rem); line-height: 1.08; margin: 1.4rem 0; font-weight: 700; }
.cursor { color: var(--cyan); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero__lead { max-width: 600px; font-size: 1.15rem; color: var(--muted); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.2rem; }

.hero__terminal {
  margin-top: 3rem; max-width: 560px;
  border: 1px solid var(--border); border-radius: 12px;
  background: rgba(5, 10, 20, .8);
  backdrop-filter: blur(8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5), 0 0 30px rgba(var(--accent-rgb), .08);
  overflow: hidden;
}
.terminal__bar { display: flex; align-items: center; gap: 6px; padding: .6rem .9rem; border-bottom: 1px solid var(--border); background: rgba(255, 255, 255, .02); }
.terminal__bar i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.terminal__bar i:nth-child(2) { background: #febc2e; }
.terminal__bar i:nth-child(3) { background: #28c840; }
/* Le terminal reste sombre dans les deux thèmes */
.terminal__bar span { margin-left: .8rem; font: .8rem var(--mono); color: #8a9bb8; }
.hero__terminal pre { padding: 1rem 1.2rem; min-height: 150px; font: .88rem/1.7 var(--mono); color: #22ff9a; white-space: pre-wrap; }
.hero__terminal pre .c { color: #00e5ff; }
.hero__terminal pre .m { color: #8a9bb8; }

.scroll-hint { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); width: 26px; height: 42px; border: 2px solid var(--border); border-radius: 14px; z-index: 2; }
.scroll-hint span { position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--cyan); animation: scroll 1.8s infinite; }
@keyframes scroll { to { transform: translateY(14px); opacity: 0; } }

/* ---------- Marquee marques ---------- */
.brands { border-block: 1px solid var(--border); background: var(--bg-2); padding: 1.4rem 0; overflow: hidden; }
.marquee { mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee__track { display: flex; gap: 4rem; width: max-content; animation: marquee 35s linear infinite; }
.marquee__track span { font: 600 1.3rem var(--mono); letter-spacing: .15em; color: var(--muted); opacity: .6; transition: .3s; }
.marquee__track span:hover { color: var(--cyan); opacity: 1; text-shadow: 0 0 12px var(--cyan); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { padding: 7rem 0; position: relative; }
.section--alt { background: var(--bg-2); }
.section__kicker { font: 600 .9rem var(--mono); color: var(--cyan); margin-bottom: .6rem; }
.section__title { font-size: clamp(1.9rem, 4vw, 3rem); line-height: 1.15; margin-bottom: 1rem; }
.section__lead { color: var(--muted); max-width: 640px; margin-bottom: 3rem; font-size: 1.08rem; }

/* ---------- À propos ---------- */
.about { display: grid; grid-template-columns: 1.1fr .9fr; gap: 4rem; align-items: center; }
.about__text p { color: var(--muted); margin-bottom: 1rem; }
.checklist { list-style: none; margin-top: 1.6rem; display: grid; gap: .7rem; }
.checklist li { padding-left: 2rem; position: relative; }
.checklist li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 1.4rem; height: 1.4rem; display: grid; place-items: center;
  border-radius: 6px; font-size: .8rem; color: var(--bg);
  background: var(--cyan); box-shadow: 0 0 10px rgba(var(--accent-rgb), .5);
}
.about__visual { position: relative; aspect-ratio: 1; max-width: 420px; width: 100%; margin-inline: auto; }
.circuit { position: absolute; inset: 0; width: 100%; height: 100%; }
.trace { fill: none; stroke: var(--cyan); stroke-width: 2; stroke-dasharray: 8 6; opacity: .55; animation: flow 2s linear infinite; filter: drop-shadow(0 0 4px var(--cyan)); }
@keyframes flow { to { stroke-dashoffset: -28; } }
.chip {
  position: absolute; inset: 15%;
  border-radius: 18px;
  background: var(--chip-bg);
  border: 1px solid var(--border);
  box-shadow: 0 0 60px rgba(var(--accent-rgb), .2), inset 0 0 40px rgba(var(--blue-rgb), .15);
  display: grid; place-items: center;
  animation: float 6s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-10px); } }
.chip__core {
  width: 60%; aspect-ratio: 1; border-radius: 12px;
  display: grid; place-content: center; text-align: center;
  background: var(--grad); background-size: 200% 200%;
  animation: shift 5s ease infinite;
  box-shadow: 0 0 40px rgba(var(--accent-rgb), .45);
}
@keyframes shift { 50% { background-position: 100% 100%; } }
.chip__core { color: #fff; }
.chip__core span { font-weight: 700; font-size: clamp(1rem, 3vw, 1.5rem); letter-spacing: .1em; }
.chip__core small { font: .7rem var(--mono); opacity: .8; letter-spacing: .2em; }
.chip__pins { position: absolute; display: flex; justify-content: space-around; }
.chip__pins::before, .chip__pins::after { content: ""; }
.chip__pins--top, .chip__pins--bottom { left: 12%; right: 12%; height: 12px;
  background: repeating-linear-gradient(90deg, var(--cyan) 0 6px, transparent 6px 22px); opacity: .7; }
.chip__pins--top { top: -12px; } .chip__pins--bottom { bottom: -12px; }
.chip__pins--left, .chip__pins--right { top: 12%; bottom: 12%; width: 12px;
  background: repeating-linear-gradient(0deg, var(--cyan) 0 6px, transparent 6px 22px); opacity: .7; }
.chip__pins--left { left: -12px; } .chip__pins--right { right: -12px; }

/* ---------- Produits ---------- */
.filters { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 2.4rem; }
.filter {
  padding: .55rem 1.2rem; border-radius: 99px; cursor: pointer;
  border: 1px solid var(--border); background: transparent;
  color: var(--muted); font: 500 .92rem var(--font); transition: .25s;
}
.filter:hover { color: var(--text); border-color: var(--cyan); }
.filter.is-active { background: var(--cyan); color: var(--bg); border-color: var(--cyan); box-shadow: 0 0 18px rgba(var(--accent-rgb), .4); }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.4rem; }
.card {
  position: relative; padding: 1.8rem;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: transform .35s, border-color .35s, box-shadow .35s, opacity .35s;
  transform-style: preserve-3d;
}
.card::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(var(--accent-rgb), .14), transparent 40%);
  opacity: 0; transition: opacity .3s;
}
.card:hover { border-color: rgba(var(--accent-rgb), .5); box-shadow: 0 10px 40px rgba(var(--accent-rgb), .12); }
.card:hover::before { opacity: 1; }
.card.is-hidden { display: none; }
.card__icon {
  width: 54px; height: 54px; margin-bottom: 1.2rem;
  display: grid; place-items: center; border-radius: 12px;
  background: rgba(var(--accent-rgb), .08); border: 1px solid var(--border);
}
.card__icon svg { width: 28px; height: 28px; fill: none; stroke: var(--cyan); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { font-size: 1.2rem; margin-bottom: .5rem; }
.card p { color: var(--muted); font-size: .95rem; }
.card__tag { display: inline-block; margin-top: 1.2rem; font: .75rem var(--mono); color: var(--cyan); opacity: .8; }

/* ---------- International ---------- */
.world {
  position: relative; border: 1px solid var(--border); border-radius: var(--radius);
  background: radial-gradient(ellipse at center, rgba(var(--blue-rgb), .1), transparent 70%), var(--bg-2);
  padding: 1.5rem; margin-bottom: 4rem;
}
.world__map { width: 100%; height: auto; }
.map-dot { fill: var(--map-dot); }
.stop-a { stop-color: var(--cyan); }
.stop-b { stop-color: var(--violet); }
.packet { fill: var(--text); }
.route { fill: none; stroke: url(#routeGrad); stroke-width: 1.6; stroke-dasharray: 6 6; animation: flow 1.5s linear infinite; }
.hub { fill: var(--cyan); filter: drop-shadow(0 0 8px var(--cyan)); }
.hub-ring { fill: none; stroke: var(--cyan); stroke-width: 2; transform-box: fill-box; transform-origin: center; animation: ring 2.2s ease-out infinite; }
.dest { fill: var(--violet); filter: drop-shadow(0 0 6px var(--violet)); }
.dest-ring { fill: none; stroke: var(--violet); stroke-width: 1.5; transform-box: fill-box; transform-origin: center; animation: ring 2.6s ease-out infinite; }
@keyframes ring { from { transform: scale(1); opacity: .9; } to { transform: scale(3.5); opacity: 0; } }
.world__legend { display: flex; gap: 1.6rem; justify-content: flex-end; font: .8rem var(--mono); color: var(--muted); margin-top: .6rem; }
.world__legend span { display: flex; align-items: center; gap: .5rem; }
.lg { width: 10px; height: 10px; border-radius: 50%; }
.lg--hub { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.lg--dest { background: var(--violet); box-shadow: 0 0 8px var(--violet); }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; counter-reset: s; }
.step { position: relative; padding: 1.8rem 1.5rem; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); }
.step::after {
  content: ""; position: absolute; top: 2.6rem; right: -1.4rem; width: 1.4rem; height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}
.step:last-child::after { display: none; }
.step__num { font: 700 2.2rem var(--mono); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.step h3 { margin: .6rem 0 .4rem; font-size: 1.1rem; }
.step p { color: var(--muted); font-size: .93rem; }

/* ---------- Chiffres ---------- */
.stats { background: linear-gradient(180deg, var(--bg), var(--bg-3) 50%, var(--bg)); overflow: hidden; }
.stats::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(var(--accent-rgb), .12) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse at center, #000, transparent 70%);
  pointer-events: none;
}
.stats__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; margin-top: 3rem; position: relative; }
.stat { padding: 2rem; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); backdrop-filter: blur(6px); }
.stat__value { font: 700 clamp(2.4rem, 5vw, 3.4rem)/1 var(--mono); color: var(--cyan); text-shadow: 0 0 24px rgba(var(--accent-rgb), .5); }
.stat__label { color: var(--muted); margin: .7rem 0 1.2rem; }
.stat__bar { height: 4px; border-radius: 4px; background: var(--track); overflow: hidden; }
.stat__bar span { display: block; height: 100%; width: 0; background: var(--grad); box-shadow: 0 0 10px var(--cyan); transition: width 2s cubic-bezier(.2, .8, .2, 1); }
.stat.is-visible .stat__bar span { width: var(--w); }

/* ---------- Engagements ---------- */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; margin-top: 2.5rem; }
.feature { padding: 1.8rem; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); transition: transform .3s, border-color .3s; }
.feature:hover { transform: translateY(-6px); border-color: var(--cyan); }
.feature h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.feature p { color: var(--muted); font-size: .95rem; }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: 4rem; align-items: start; }
.contact__info > p { color: var(--muted); }
.contact__list { list-style: none; margin-top: 2rem; display: grid; gap: 1.1rem; }
.contact__list li { display: grid; gap: .1rem; padding-left: 1rem; border-left: 2px solid var(--cyan); }
.contact__list span { font: .75rem var(--mono); color: var(--cyan); text-transform: uppercase; letter-spacing: .1em; }
.contact__list a:hover { color: var(--cyan); }
.form { padding: 2.2rem; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); display: grid; gap: 1.1rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.form label { display: grid; gap: .4rem; font-size: .88rem; color: var(--muted); }
.form input, .form select, .form textarea {
  width: 100%; padding: .8rem 1rem; border-radius: 10px;
  border: 1px solid var(--border); background: rgba(var(--bg-rgb), .7);
  color: var(--text); font: 1rem var(--font); transition: border-color .2s, box-shadow .2s;
}
.form textarea { resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .15); }
.form .is-invalid { border-color: #ff4d6d; }
.form__status { font: .9rem var(--mono); min-height: 1.4em; }
.form__status.ok { color: var(--green); }
.form__status.err { color: #ff4d6d; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 2rem 0; background: var(--bg-2); }
.footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; }
.footer p { color: var(--muted); font-size: .88rem; }
.footer__top { font: .85rem var(--mono); color: var(--cyan); }

/* ---------- Apparition au scroll ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s ease, transform .8s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .about, .contact { grid-template-columns: 1fr; gap: 3rem; }
  .steps, .features { grid-template-columns: repeat(2, 1fr); }
  .step::after { display: none; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav__toggle { display: block; }
  .nav__links {
    position: fixed; inset: 64px 0 auto; flex-direction: column; gap: 1.4rem;
    padding: 2rem; background: rgba(var(--bg-rgb), .97); border-bottom: 1px solid var(--border);
    transform: translateY(-120%); transition: transform .35s;
  }
  .nav__links.is-open { transform: none; }
  .nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav__toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .section { padding: 5rem 0; }
  .steps, .features, .stats__grid, .form__row { grid-template-columns: 1fr; }
  .form { padding: 1.4rem; }
  .world { padding: .6rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}