/* ==========================================================================
   TRISTAN LEYMONIE — styles.css
   Toutes les couleurs sont pilotées par les variables CSS ci-dessous.
   Modifier une variable ici met à jour l'ensemble du site.
   ========================================================================== */

:root {
  /* --- Palette : atelier sombre, cuivre de soudure & vert circuit imprimé --- */
  --color-bg:            #10141a;
  --color-bg-alt:        #171d25;
  --color-surface:       #1c232c;
  --color-surface-hover: #232b36;
  --color-border:        #2b3340;

  --color-text:          #eae7de;
  --color-text-muted:    #9aa4b2;
  --color-text-faint:    #6b7482;

  --color-accent:        #c9843f;   /* cuivre / soudure */
  --color-accent-strong: #e39a54;
  --color-accent-soft:   rgba(201, 132, 63, 0.14);

  --color-accent-2:      #4f9d69;   /* vert circuit imprimé */
  --color-accent-2-soft: rgba(79, 157, 105, 0.14);

  --color-accent-3:      #c93f3f;
  --color-accent-strong-3: #e39a54;
  --color-accent-soft-3:   rgba(201, 63, 63, 0.14);

  --color-danger:        #d1615a;
  --color-success:       #4f9d69;

  /* --- Typographie --- */
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  /* --- Rythme --- */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --container-w: 1180px;
  --nav-h: 76px;

  --shadow-card: 0 12px 30px -18px rgba(0,0,0,0.6);
}

/* ============================= RESET ============================= */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

html, body {
  overflow-x: hidden;
  max-width: 100%;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; color: var(--color-text-muted); }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--color-accent-2);
  outline-offset: 3px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--color-accent-2);
  margin-bottom: 0.75em;
}

/* ============================= LAYOUT HELPERS ============================= */
.section { padding: 6.5rem 1.5rem; }
.section--alt { background: var(--color-bg-alt); }
.section__inner {
  max-width: var(--container-w);
  margin: 0 auto;
}
.section__head { max-width: 640px; margin-bottom: 3rem; }
.section__head h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.section__lede { font-size: 1.02rem; }

/* ============================= BUTTONS ============================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.85em 1.6em;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn--primary {
  background: var(--color-accent);
  color: #14100a;
}
.btn--primary:hover { background: var(--color-accent-strong); transform: translateY(-1px); }
.btn--ghost {
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--ghost:hover { border-color: var(--color-accent-2); color: var(--color-accent-2); }
.btn--sm { padding: 0.6em 1.2em; font-size: 0.88rem; }
.btn--block { width: 100%; }

/* ============================= NAVBAR ============================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  background: rgba(16, 20, 26, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.navbar__inner {
  max-width: var(--container-w);
  margin: 0 auto;
  height: 100%;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}
.brand__logo-placeholder {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: 0.85rem;
  flex-shrink: 0;
}
.brand__logo-placeholder--sm { width: 34px; height: 34px; }

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav__link {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}
.nav__link:hover { color: var(--color-text); }
.nav__cta {
  padding: 0.55em 1.2em;
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent);
  color: var(--color-accent-strong);
  font-size: 0.9rem;
  font-weight: 600;
}
.nav__cta:hover { background: var(--color-accent); color: #14100a; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================= HERO ============================= */
.hero { padding: 5rem 1.5rem 6rem; }
.hero__inner {
  max-width: var(--container-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}
.hero__title {
  font-size: clamp(2.2rem, 4.4vw, 3.6rem);
  margin-bottom: 0.6em;
}
.hero__title span { color: var(--color-accent); }
.hero__tagline {
  font-size: 1.08rem;
  max-width: 46ch;
}
.hero__actions {
  display: flex;
  gap: 1rem;
  margin: 2rem 0 2.5rem;
  flex-wrap: wrap;
}
.hero__stats {
  display: flex;
  gap: 2.2rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--color-text-faint);
  border-top: 1px solid var(--color-border);
  padding-top: 1.4rem;
}
.hero__stats li { display: flex; flex-direction: column; gap: 0.2em; }
.hero__stats-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--color-text);
}

.hero__visual { display: flex; justify-content: center; }
.circuit-svg { width: 100%; max-width: 460px; height: auto; }
.circuit-traces .trace {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 2;
}
.circuit-pads .pad { fill: var(--color-accent-2); opacity: 0.85; }
.chip {
  fill: var(--color-surface);
  stroke: var(--color-accent-2);
  stroke-width: 1.5;
}
.chip-pins line { stroke: var(--color-border); stroke-width: 2; }
.pulse { fill: var(--color-accent); filter: drop-shadow(0 0 6px var(--color-accent)); }

/* ============================= LOCALISATION ============================= */
.location__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  align-items: stretch;
}
.location__map {
  min-height: 360px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.location__map iframe { width: 100%; height: 100%; min-height: 360px; }

.location__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
}
.location__card h3 { font-size: 1.15rem; margin-bottom: 1.2rem; }
.info-list__row {
  padding: 0.9rem 0;
  border-top: 1px solid var(--color-border);
}
.info-list__row:first-child { border-top: none; }
.info-list__row dt {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent-2);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.35em;
}
.info-list__row dd { margin: 0; color: var(--color-text); }
.info-list__row a { color: var(--color-accent-strong); }

/* ============================= SERVICES / TABS ============================= */
.tabs__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.2rem;
}
.tabs__btn {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 0.7em 1.1em;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}
.tabs__pin {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--color-accent-2);
  border: 1px solid var(--color-accent-2);
  border-radius: 4px;
  padding: 0.15em 0.4em;
}
.tabs__btn:hover { border-color: var(--color-accent-2); color: var(--color-text); }
.tabs__btn.is-active {
  background: var(--color-accent-2-soft);
  border-color: var(--color-accent-2);
  color: var(--color-text);
}
.tabs__btn.is-active .tabs__pin { background: var(--color-accent-2); color: #0d1410; }

.tabs__panel {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.4rem;
}
.tabs__panel[hidden] { display: none; }

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.6rem;
  box-shadow: var(--shadow-card);
}
.service-card h3 {
  font-size: 1.02rem;
  margin-bottom: 1rem;
  color: var(--color-text);
}
.price-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 0;
  border-top: 1px dashed var(--color-border);
  font-size: 0.9rem;
}
.price-list li:first-child { border-top: none; }
.price-list li span { color: var(--color-text-muted); }
.price-list li strong {
  font-family: var(--font-mono);
  color: var(--color-accent-strong);
  white-space: nowrap;
  font-size: 0.85rem;
  font-weight: 500;
}
.service-card--custom { text-align: center; }
.price-tag {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--color-accent-strong);
  margin-top: 1rem;
}

.callout {
  margin-top: 3rem;
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: 1.6rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.callout p { margin: 0; color: var(--color-text); max-width: 60ch; }

.deplacement {
  margin-top: 3rem;
  background: var(--color-accent-soft-3);
  border: 1px solid var(--color-accent-3);
  border-radius: var(--radius-md);
  padding: 1.6rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.deplacement p { margin: auto; color: var(--color-text); max-width: 60ch; text-align: center; font-weight: bold;}

.informatif{
  margin-top: 1rem;
}

.informatif p{
  text-align: center;
}

/* ============================= CONTACT ============================= */
.contact__grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 2.5rem;
}
.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.field { display: flex; flex-direction: column; gap: 0.5rem; }
.field label { font-size: 0.85rem; color: var(--color-text-muted); }
.field input, .field select, .field textarea {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.75em 0.9em;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--color-accent-2);
}
.field textarea { resize: vertical; min-height: 120px; }
.field__error {
  font-size: 0.8rem;
  color: var(--color-danger);
  min-height: 1em;
}
.field--honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form__status { font-size: 0.9rem; min-height: 1.2em; }
.form__status.is-success { color: var(--color-success); }
.form__status.is-error { color: var(--color-danger); }

.contact__aside {
  background: var(--color-accent-2-soft);
  border: 1px solid var(--color-accent-2);
  border-radius: var(--radius-md);
  padding: 2rem;
  height: fit-content;
}
.contact__aside h3 { font-size: 1.05rem; }
.contact__aside a { color: var(--color-accent-strong); }
.contact__note { font-size: 0.85rem; color: var(--color-text-faint); margin-top: 1rem; }

/* ============================= FOOTER ============================= */
.footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: 3rem 1.5rem 1.5rem;
}
.footer__inner {
  max-width: var(--container-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}
.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 600;
}
.footer__nav, .footer__contact, .footer__legal {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.footer__nav a, .footer__legal a { transition: color 0.15s ease; }
.footer__nav a:hover, .footer__legal a:hover { color: var(--color-accent-2); }
.footer__copy {
  text-align: center;
  color: var(--color-text-faint);
  font-size: 0.82rem;
  margin: 1.5rem 0 0;
}

/* ============================= RESPONSIVE ============================= */
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; max-width: 340px; margin: 0 auto; }
  .location__grid { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .nav {
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem 1.5rem;
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform 0.25s ease;
    border-top: 1px solid var(--color-border);
  }
  .nav.is-open { transform: translateX(0); }
  .nav__link, .nav__cta { width: 100%; }
  .nav__cta { text-align: center; }
  .hamburger { display: flex; }
  .footer__inner { grid-template-columns: 1fr; }
  .callout { flex-direction: column; align-items: flex-start; }
  .deplacement { flex-direction: column; align-items: flex-start; }
}