/* ============================================================
   ABOUT.CSS — TRINITY · alpinelinux.fr
   Dépend de : main.css + landing.css
   ============================================================ */

/* ── HERO ── */
.ab-hero {
  padding: 5rem 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(99,60,230,0.45) 0%, transparent 60%),
    radial-gradient(ellipse 50% 80% at 10% 80%, rgba(62,58,171,0.35) 0%, transparent 55%),
    linear-gradient(135deg, #4e0dd8 0%, #381c9d 40%, #27048f 70%, #1e00a1 100%);
}
.ab-hero__inner { display: flex; align-items: center; gap: 4rem; }
.ab-hero__left  { flex: 1; display: flex; flex-direction: column; gap: 1.5rem; }
.ab-hero__title {
  font-family: var(--dis); font-size: clamp(2rem, 4.5vw, 3.2rem);
  color: white; line-height: 1.05; letter-spacing: -0.03em; margin: 0;
}
.ab-hero__title-muted { color: rgba(255,255,255,.3); }
.ab-hero__sub { font-family: var(--mono); font-size: 0.88rem; color: rgba(255,255,255,.5); line-height: 1.8; margin: 0; }
.ab-hero__actions { display: flex; gap: 10px; flex-wrap: wrap; }
.ab-hero__right { flex-shrink: 0; display: flex; align-items: center; justify-content: center; }

/* Visual trinité */
.ab-trinity-visual {
  position: relative; width: 260px; height: 260px;
  display: flex; align-items: center; justify-content: center;
}
.ab-trinity-visual i {
    color: #ffffff5e;
    font-size: 10rem;
}
.ab-trinity-center {
  width: 70px; height: 70px; background: rgba(99,60,230,.3);
  border: 2px solid rgba(255,255,255,.15); border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; color: rgba(255,255,255,.6); z-index: 2;
}
.ab-trinity-node {
  position: absolute; font-family: var(--mono); font-size: 0.62rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: rgba(255,255,255,.55); background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12); border-radius: 6px;
  padding: 5px 12px; white-space: nowrap;
}
.ab-node-alpine { top: 20px; left: 50%; transform: translateX(-50%); border-color: rgba(62,58,171,.5); color: #a89ff5; }
.ab-node-xen    { bottom: 30px; left: 10px; border-color: rgba(0,183,255,.3); color: #00b7ff; }
.ab-node-ddm    { bottom: 30px; right: 10px; border-color: rgba(113,207,0,.3); color: #71cf00; }

/* ── STATS ── */
.ab-stats { background: white; border-bottom: 1px solid #e9eaf0; }
.ab-stats__inner { display: flex; }
.ab-stat { flex: 1; padding: 2rem 1.5rem; border-right: 1px solid #e9eaf0; display: flex; flex-direction: column; gap: 4px; }
.ab-stat:last-child { border-right: none; }
.ab-stat__val { font-family: var(--dis); font-size: 2rem; color: var(--v); letter-spacing: -0.04em; line-height: 1; }
.ab-stat__lbl { font-family: var(--mono); font-size: 0.62rem; color: #9ca3af; letter-spacing: 0.05em; }

/* ── PARADIGME ── */
.ab-piliers { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; margin-bottom: 3rem; }
.ab-pilier {
  background: white; border: 1px solid #e9eaf0; border-radius: 12px;
  padding: 1.75rem; position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 1rem;
  transition: transform .2s, box-shadow .2s;
}
.ab-pilier.ab-pilier--alpine {
    border-color: #3e3aab4d;
}
.ab-pilier.ab-pilier--xen {
    border-color: #00b7ff4d;
}
.ab-pilier.ab-pilier--ddm {
    border-color: #70cf004d;
}
.ab-pilier:hover { transform: translateY(-3px); box-shadow: 0 10px 32px rgba(62,58,171,.08); }
.ab-pilier__bar { position: absolute; top: 0; left: 0; right: 0; height: 16px; }
.ab-pilier--alpine .ab-pilier__bar { background: var(--v); }
.ab-pilier--xen    .ab-pilier__bar { background: #00b7ff; }
.ab-pilier--ddm    .ab-pilier__bar { background: #71cf00; }
.ab-pilier__head { display: flex; align-items: center; gap: 10px; }
.ab-pilier__icon { width: 42px; height: 42px; border-radius: 10px; background: var(--vp); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.ab-pilier--xen  .ab-pilier__icon { background: rgba(0,183,255,.08); }
.ab-pilier--ddm  .ab-pilier__icon { background: rgba(113,207,0,.08); }
.ab-pilier__icon i { font-size: 1rem; color: var(--v); }
.ab-pilier--xen  .ab-pilier__icon i { color: #00b7ff; }
.ab-pilier--ddm  .ab-pilier__icon i { color: #59a800; }
.ab-pilier__name { font-family: var(--dis); font-size: 0.88rem; color: #0f0e1a; }
.ab-pilier__sub  { font-family: var(--mono); font-size: 0.55rem; color: #9ca3af; }
.ab-pilier__body { font-size: 0.82rem; color: #6b7280; line-height: 1.7; flex: 1; }
.ab-pilier__body code { background: var(--vp); color: var(--v); padding: 1px 4px; border-radius: 3px; font-size: .9em; }
.ab-pilier__why { display: flex; flex-wrap: wrap; gap: 6px; }
.ab-why-tag { font-family: var(--mono); font-size: 0.55rem; color: var(--v); background: var(--vp); padding: 2px 8px; border-radius: 4px; border: 1px solid rgba(62,58,171,.15); }

.ab-paradigme-quote {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid #e9eaf0;
    font-size: 0.85rem;
    color: #6b7280;
}

.ab-paradigme-quote i {
    color: #3e3aab;
    font-size: 1.66rem;
    margin: 0 0.33rem;
    opacity: 0.33;
}
/* ── BASTION ── */
#bastion {
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(99,60,230,0.45) 0%, transparent 60%),
    radial-gradient(ellipse 50% 80% at 10% 80%, rgba(62,58,171,0.35) 0%, transparent 55%),
    linear-gradient(135deg, #4e0dd8 0%, #381c9d 40%, #27048f 70%, #1e00a1 100%);
}
.ab-bastion__inner {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 2.5rem;
}
.ab-bastion__title {
    font-family: var(--dis);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    color: white;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin: 0.5rem 0 1rem;
    text-align: left;
}
.hashtag-eye {
    font-size: 1rem !important;
    margin: 0 !important;
    color: white !important;
}
.ab-bastion__sub {
    font-family: var(--mono);
    font-size: 0.78rem;
    color: rgba(255, 255, 255, .4);
    line-height: 1.8;
    margin: 0;
    text-align: left;
}
.ab-bastion__rules {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.ab-rule {
    display: flex;
    gap: 3.33rem;
    padding: 1.1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, .06);
    align-items: center;
    justify-content: flex-start;
}
.ab-rule:last-child { border-bottom: none; }
.ab-rule__num { font-family: var(--dis); font-size: 3.33rem;   color: rgb(255 255 255 / 16%); line-height: 1; flex-shrink: 0; width: 4rem; }
.ab-rule__title { font-family: var(--dis); font-size: 0.82rem; color: rgba(255,255,255,.75); text-transform: uppercase; letter-spacing: -0.01em; margin-bottom: 0.35rem; }
.ab-rule__content p { font-family: var(--mono); font-size: 0.72rem; color: rgba(255,255,255,.35); line-height: 1.7; margin: 0; }
.ab-rule__content p code { background: rgba(99,60,230,.3); color: #a89ff5; padding: 1px 5px; border-radius: 3px; }
.ab-bastion__cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.ab-bastion__left i {
    font-size: 6rem;
    text-align: center;
    margin-top: 5rem;
    color: #ffffff0f;
}
.ab-rule__content {
    text-align: left;
}
.ab-bastion__left .s-eye {
    color: #ffffffb3;
    justify-content: flex-start;
    width: 100%;
}
/* ── DOWNLOAD ── */
.ab-dl-section { margin-bottom: 2rem; }
.ab-dl-title { font-family: var(--dis); font-size: 0.78rem; color: #0f0e1a; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.75rem; display: flex; align-items: center; gap: 8px; }
.ab-dl-title i { color: var(--v); font-size: 0.85rem; }

/* ── CREATEUR ── */
.ab-createur__inner { display: grid; grid-template-columns: 280px 1fr; gap: 4rem; align-items: start; }
.ab-createur__left {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.ab-createur__title { font-family: var(--dis); font-size: clamp(1.5rem,3vw,2rem); color: #0f0e1a; letter-spacing: -0.03em; margin: 0.5rem 0 0.25rem; }
.ab-createur__sub   { font-family: var(--mono); font-size: 0.62rem; color: #9ca3af; letter-spacing: 0.1em; margin: 0 0 1.5rem; }
.ab-avatar-wrap { display: flex; flex-direction: column; align-items: center; gap: 0.85rem; }
.ab-avatar { width: 140px; height: 140px; border-radius: 50%; border: 3px solid rgba(62,58,171,.2); overflow: hidden; }
.logo-tony-bonnin { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }
.ab-available { font-family: var(--mono); font-size: 0.62rem; color: #22c55e; display: flex; align-items: center; gap: 6px; padding: 4px 12px; border: 1px solid rgba(34,197,94,.3); border-radius: 20px; background: rgba(34,197,94,.08); }
.ab-available::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: #22c55e; animation: pk 2s ease-in-out infinite; }
.ab-location { font-family: var(--mono); font-size: 0.62rem; color: #9ca3af; display: flex; align-items: center; gap: 5px; }

/* Philosophy */
.ab-philosophy { display: flex; flex-direction: column; gap: 1.5rem; margin-bottom: 2.5rem; }
.ab-philosophy__block h3 { font-family: var(--dis); font-size: 0.85rem; color: #545454; text-transform: uppercase; letter-spacing: -0.01em; margin: 0 0 0.5rem; }
.ab-philosophy__block p  { font-size: 0.85rem; color: #6b7280; line-height: 1.75; margin: 0; }

/* Timeline */
.ab-stack { display: flex; flex-direction: column; border-top: 1px solid #e9eaf0; padding-top: 1.5rem; }
.ab-stack__item { display: flex; gap: 1.25rem; padding-bottom: 1.5rem; position: relative; align-items: center; }
.ab-stack__item::before { content: ''; position: absolute; left: 19px; top: 40px; bottom: 0; width: 1px; background: #e9eaf0; }
.ab-stack__item:last-child::before { display: none; }
.ab-stack__dot { flex-shrink: 0; width: 40px; height: 40px; border-radius: 8px; background: var(--vp); border: 1px solid rgba(62,58,171,.12); display: flex; align-items: center; justify-content: center; color: var(--v); font-size: 1rem; position: relative; z-index: 1; }
.ab-stack__content { flex: 1; padding-top: 8px; }
.ab-stack__year { font-family: var(--mono); font-size: 0.58rem; color: #9ca3af; letter-spacing: 0.1em; margin-bottom: 2px; }
.ab-stack__name { font-family: var(--dis); font-size: 0.8rem; color: #545454; text-transform: uppercase; letter-spacing: 0.02em; }
.ab-stack__desc { font-family: var(--mono); font-size: 0.68rem; color: #9ca3af; margin-top: 2px; line-height: 1.5; }
img.icon-trinity-alpine { width: 1.15rem; }

/* nav active */
.nav-links a.active { color: var(--v); font-weight: 600; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .ab-piliers { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .ab-bastion__inner  { grid-template-columns: 1fr; gap: 2rem; }
  .ab-createur__inner { grid-template-columns: 1fr; }
  .ab-avatar-wrap { flex-direction: row; align-items: center; }
}
@media (max-width: 768px) {
  .ab-hero__inner { flex-direction: column; }
  .ab-hero__right { display: none; }
  .ab-stats__inner { flex-wrap: wrap; }
  .ab-stat { flex: 1 1 45%; border-right: none; border-bottom: 1px solid #e9eaf0; }
  .ab-hero__actions { flex-direction: column; }
}