/* site.css — Styles communs aux pages publiques (index, vie, historique) */

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --red:    #CC0000;
  --red-dk: #990000;
  --red-lt: #FF1A1A;
  --black:  #0A0A0A;
  --grey:   #1A1A1A;
  --mid:    #2C2C2C;
  --text:   #E8E8E8;
  --muted:  #999;
}

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--text);
  font-family: 'Raleway', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--red); border-radius: 3px; }

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 3rem;
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(204,0,0,0.25);
  transition: padding .3s;
}

nav .nav-logo {
  height: 48px;
  width: auto;
  filter: brightness(1.1);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

nav ul a {
  color: var(--text);
  text-decoration: none;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  white-space: nowrap;
  position: relative;
  transition: color .25s;
}

nav ul a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--red);
  transition: width .3s;
}

nav ul a:hover { color: var(--red-lt); }
nav ul a:hover::after { width: 100%; }
nav ul a.active { color: var(--red-lt); }
nav ul a.active::after { width: 100%; }

/* hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 26px; height: 2px;
  background: var(--text);
  transition: all .3s;
}

/* ── BOUTONS ── */
.btn {
  display: inline-block;
  padding: .75rem 2rem;
  border-radius: 2px;
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all .25s;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--red);
  color: #fff;
  border-color: var(--red);
}
.btn-primary:hover {
  background: var(--red-lt);
  border-color: var(--red-lt);
  box-shadow: 0 0 24px rgba(204,0,0,.5);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: rgba(255,255,255,.3);
}
.btn-outline:hover {
  border-color: var(--red);
  color: var(--red-lt);
}

/* ── SECTIONS ── */
section { padding: 6rem 2rem; }

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: .75rem;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.divider {
  width: 60px; height: 3px;
  background: var(--red);
  margin-bottom: 2.5rem;
}

/* ── EN-TÊTE DES PAGES INTÉRIEURES ── */
.page-header {
  position: relative;
  padding: 10rem 2rem 4rem;
  text-align: center;
  background-image: url('images/orchestre/orchestre.jpg');
  background-size: cover;
  background-position: center 30%;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(10,10,10,.85) 0%, rgba(60,0,0,.65) 55%, var(--black) 100%);
}
.page-header > * { position: relative; }
.page-header .section-label { color: var(--red-lt); text-shadow: 0 1px 8px rgba(0,0,0,.8); }
.page-header .divider { margin: 0 auto 1.5rem; }
.page-header .page-intro {
  max-width: 640px;
  margin: 0 auto;
  color: #bbb;
  font-size: 1.05rem;
  line-height: 1.8;
}

/* ── PARTENAIRES (rempli par partenaires.js) ── */
#partenaires {
  background: #0d0d0d;
  border-top: 1px solid rgba(204,0,0,.2);
  padding: 2.5rem 2rem;
  text-align: center;
}
#partenaires .section-label { margin-bottom: 1.5rem; }
.partners-logos {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1rem 1.25rem;
}
.partners-logos a,
.partners-logos span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 150px;
  height: 80px;
  padding: .6rem;
  background: #fff;   /* les logos officiels sont généralement prévus pour fond clair */
  border-radius: 4px;
  filter: grayscale(1);
  opacity: .8;
  transition: filter .25s, opacity .25s, transform .25s;
}
.partners-logos a:hover,
.partners-logos span:hover { filter: none; opacity: 1; transform: translateY(-2px); }
.partners-logos img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* ── FOOTER ── */
footer {
  background: #050505;
  border-top: 1px solid rgba(204,0,0,.2);
  padding: 2rem;
  text-align: center;
}

.footer-logo {
  height: 52px;
  margin-bottom: 1rem;
  opacity: .8;
}

footer p {
  font-size: .78rem;
  color: var(--muted);
  letter-spacing: .05em;
}

footer a { color: var(--red); text-decoration: none; }
footer a:hover { color: var(--red-lt); }

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ── */
/* 7 liens : on passe au menu hamburger avant que la barre ne déborde */
@media (max-width: 1150px) {
  nav { padding: 1rem 1.5rem; }
  nav ul { display: none; }
  .hamburger { display: flex; }
}

@media (max-width: 820px) {
  section { padding: 4rem 1.25rem; }
  .page-header { padding: 8rem 1.25rem 3rem; }
  #partenaires { padding: 2rem 1.25rem; }
  .partners-logos { gap: .75rem; }
  .partners-logos a,
  .partners-logos span { width: 130px; height: 70px; }
}

/* Mobile nav open */
nav.open ul {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%; left: 0; right: 0;
  background: rgba(10,10,10,.97);
  padding: 1.5rem 2rem;
  border-bottom: 1px solid rgba(204,0,0,.25);
  gap: 1.25rem;
}