/* Components — header, buttons, cards, accordion */

/* ==================== HEADER ==================== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: var(--sg-glass);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--sg-border);
  transition: background var(--dur-base) var(--ease-out);
}

.header.is-scrolled {
  background: var(--sg-glass-strong);
  border-bottom-color: var(--sg-border-strong);
}

.header__inner {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.header__brand {
  display: flex;
  align-items: center;
  color: var(--sg-text);
  flex-shrink: 0;
}

.header__brand img {
  height: 40px;
  width: auto;
  display: block;
}

@media (max-width: 640px) {
  .header__brand img { height: 32px; }
}

.header__nav {
  display: none;
}

@media (min-width: 1024px) {
  .header__nav {
    display: flex;
    gap: clamp(1.5rem, 2.6vw, 2.75rem);
  }
}

.nav-link {
  position: relative;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--sg-text);
  padding: 0.5rem 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0; right: 0;
  width: 0; height: 1.5px;
  background: var(--sg-red);
  transition: width var(--dur-base) var(--ease-out);
}

.nav-link:hover { color: var(--sg-red); }
.nav-link:hover::after { width: 100%; left: 0; right: auto; }

.header__actions {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
}

.lang-switch button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--sg-text-dim);
  padding: 0.25rem 0.125rem;
  font: inherit;
  letter-spacing: inherit;
  transition: color var(--dur-fast) var(--ease-out);
}

.lang-switch button.is-active { color: var(--sg-text); }
.lang-switch button:hover { color: var(--sg-red); }
.lang-switch__sep { color: var(--sg-text-dim); }

.theme-toggle {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--sg-border-strong);
  background: transparent;
  cursor: pointer;
  display: grid;
  place-items: center;
  color: var(--sg-text);
  transition: background var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}

.theme-toggle:hover {
  background: var(--sg-red);
  border-color: var(--sg-red);
  color: #fff;
}

.theme-toggle svg { width: 16px; height: 16px; }
.theme-toggle .icon-sun { display: none; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }

.menu-toggle {
  display: grid;
  place-items: center;
  width: 38px; height: 38px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--sg-text);
}
.menu-toggle svg { width: 22px; height: 22px; }

@media (min-width: 1024px) { .menu-toggle { display: none; } }

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 1rem 2rem;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  border-radius: var(--radius-pill);
  border: 1.5px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--dur-base) var(--ease-out);
  text-decoration: none;
}

.btn--primary {
  background: var(--sg-red);
  color: #FFFFFF;
  border-color: var(--sg-red);
}
.btn--primary:hover {
  background: var(--sg-red-hover);
  border-color: var(--sg-red-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.06);
  color: var(--sg-text);
  border-color: var(--sg-border-strong);
}
.btn--ghost:hover {
  background: var(--sg-text);
  color: var(--sg-bg);
  border-color: var(--sg-text);
}

.btn--text {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0;
  background: none;
  border: none;
  color: var(--sg-text);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  cursor: pointer;
}
.btn--text::after {
  content: "→";
  display: inline-block;
  font-size: 1.1em;
  transition: transform var(--dur-base) var(--ease-out);
}
.btn--text:hover { color: var(--sg-red); }
.btn--text:hover::after { transform: translateX(6px); }

/* ==================== CARD MÉTIER ==================== */
.metier {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  background: var(--sg-surface);
  border: 1px solid var(--sg-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 360px;
  transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out);
}

.metier:hover {
  border-color: var(--sg-red);
  background: var(--sg-surface-2);
  transform: translateY(-6px);
}

.metier__num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--sg-red);
  margin-bottom: 1.25rem;
}

.metier__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2vw, 1.875rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  line-height: 1.1;
  color: var(--sg-text);
  margin-bottom: 1.25rem;
}

.metier__desc {
  color: var(--sg-text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  flex: 1;
  margin-bottom: 1.75rem;
}

.metier__cta { margin-top: auto; }

/* ==================== ACCORDION ==================== */
.accordion {
  border-top: 1px solid var(--sg-border);
}

.accordion__item {
  border-bottom: 1px solid var(--sg-border);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: clamp(1.25rem, 2.5vw, 1.75rem) 0;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: clamp(1.0625rem, 1.4vw, 1.25rem);
  font-weight: 600;
  color: var(--sg-text);
  letter-spacing: -0.005em;
  transition: color var(--dur-fast) var(--ease-out);
}

.accordion__trigger:hover { color: var(--sg-red); }

.accordion__icon {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1.5px solid var(--sg-border-strong);
  display: grid;
  place-items: center;
  font-size: 1.125rem;
  font-weight: 300;
  color: var(--sg-text);
  transition: all var(--dur-base) var(--ease-out);
}

.accordion__item.is-open .accordion__icon {
  transform: rotate(45deg);
  background: var(--sg-red);
  border-color: var(--sg-red);
  color: #fff;
}

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-base) var(--ease-out);
}

.accordion__item.is-open .accordion__panel { grid-template-rows: 1fr; }

.accordion__panel-inner {
  overflow: hidden;
}

.accordion__item.is-open .accordion__panel-inner {
  padding-bottom: clamp(1.25rem, 2vw, 1.75rem);
}

.accordion__panel p {
  color: var(--sg-text-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 60ch;
}