/* ============================================================
   ASHWA RACING — PROJECTS PAGE
   System: Barlow Condensed + Barlow · dark motorsport-editorial
   ============================================================ */

/* ─── Tokens ────────────────────────────────────────────────── */
:root {
  --red:          #e8001d;
  --black:        #0a0a0a;
  --charcoal:     #141414;
  --dark-grey:    #1c1c1c;
  --white:        #ffffff;
  --font-display: 'Barlow Condensed', sans-serif;
  --font-body:    'Barlow', sans-serif;
  --ease-expo:    cubic-bezier(0.16, 1, 0.3, 1);

  --cv-accent:    #e8001d;
  --ev-accent:    #3b82f6;
  --hyb-accent:   #f59e0b;
  --hyp-accent:   #7c3aed;
  --dv-accent:    #00c2a8;
  --prog-accent:  var(--cv-accent);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
}

/* ═══════════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════════ */
.proj-hero {
  position: relative;
  height: 100svh;
  min-height: 600px;
  max-height: 960px;
  background: var(--black);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.proj-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/prototypes/Prototypesbanner.png');
  background-size: cover;
  background-position: center 30%;
  filter: brightness(0.3) saturate(0.7);
  transform: scale(1.04);
  transition: transform 8s var(--ease-expo);
  z-index: 0;
}
.proj-hero:hover .proj-hero-bg { transform: scale(1.0); }

.proj-hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(
    to top,
    rgba(0,0,0,0.95) 0%,
    rgba(0,0,0,0.5)  40%,
    rgba(0,0,0,0.1)  100%
  );
}

.proj-hero-grid {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 64px 64px;
}

.proj-hero-stripe {
  position: absolute; top: 0; right: 9%; z-index: 2;
  width: 3px; height: 100%;
  background: var(--cv-accent);
  transition: background 0.4s ease;
}
.proj-hero-stripe[data-prog="cv"]  { background: var(--cv-accent); }
.proj-hero-stripe[data-prog="ev"]  { background: var(--ev-accent); }
.proj-hero-stripe[data-prog="hyb"] { background: var(--hyb-accent); }
.proj-hero-stripe[data-prog="hyp"] { background: var(--hyp-accent); }
.proj-hero-stripe[data-prog="dv"]  { background: var(--dv-accent); }

.proj-hero-content {
  position: relative; z-index: 3;
  padding: 0 7% 36px;
}

.proj-eyebrow {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--font-display);
  font-size: 0.7rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 14px;
}
.eyebrow-dash {
  display: block; width: 28px; height: 2px;
  background: var(--red); flex-shrink: 0;
}

.proj-hero-title {
  font-family: var(--font-display);
  font-size: clamp(5rem, 13vw, 10rem);
  font-weight: 800; line-height: 0.86;
  letter-spacing: -0.02em; text-transform: uppercase;
  color: var(--white);
  margin-bottom: 18px;
}
.proj-hero-title em {
  font-style: italic; color: var(--red); display: block;
}

.proj-hero-desc {
  font-size: clamp(0.85rem, 1.2vw, 1rem);
  line-height: 1.7; color: rgba(255,255,255,0.5);
  font-weight: 300; max-width: 520px;
}

/* ─── Programme quick-nav ─────────────────────────────────── */
.prog-nav {
  position: relative; z-index: 3;
  display: flex;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(12px);
  overflow-x: auto;
  scrollbar-width: none;
}
.prog-nav::-webkit-scrollbar { display: none; }

.prog-nav-btn {
  flex: 1; min-width: 90px;
  display: flex; flex-direction: column; align-items: center;
  gap: 5px;
  padding: 16px 12px;
  background: transparent;
  border: none;
  border-right: 1px solid rgba(255,255,255,0.06);
  cursor: pointer;
  position: relative;
  transition: background 0.2s ease;
  white-space: nowrap;
}
.prog-nav-btn:last-child { border-right: none; }
.prog-nav-btn:hover { background: rgba(255,255,255,0.05); }

.prog-nav-btn::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px;
  transform: scaleX(0);
  transition: transform 0.3s var(--ease-expo);
}
.prog-nav-btn[data-prog="cv"]::after  { background: var(--cv-accent); }
.prog-nav-btn[data-prog="ev"]::after  { background: var(--ev-accent); }
.prog-nav-btn[data-prog="hyb"]::after { background: var(--hyb-accent); }
.prog-nav-btn[data-prog="hyp"]::after { background: var(--hyp-accent); }
.prog-nav-btn[data-prog="dv"]::after  { background: var(--dv-accent); }
.prog-nav-btn.active::after,
.prog-nav-btn:hover::after { transform: scaleX(1); }

.prog-nav-code {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 800;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  transition: color 0.2s ease;
}
.prog-nav-btn.active .prog-nav-code,
.prog-nav-btn:hover  .prog-nav-code { color: var(--white); }
.prog-nav-btn.active[data-prog="cv"]  .prog-nav-code { color: var(--cv-accent); }
.prog-nav-btn.active[data-prog="ev"]  .prog-nav-code { color: var(--ev-accent); }
.prog-nav-btn.active[data-prog="hyb"] .prog-nav-code { color: var(--hyb-accent); }
.prog-nav-btn.active[data-prog="hyp"] .prog-nav-code { color: var(--hyp-accent); }
.prog-nav-btn.active[data-prog="dv"]  .prog-nav-code { color: var(--dv-accent); }

.prog-nav-name {
  font-family: var(--font-display);
  font-size: 0.6rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: rgba(255,255,255,0.2);
  transition: color 0.2s ease;
}
.prog-nav-btn.active .prog-nav-name,
.prog-nav-btn:hover  .prog-nav-name { color: rgba(255,255,255,0.5); }

/* ═══════════════════════════════════════════════════════════════
   PROGRAMME VIEWER
═══════════════════════════════════════════════════════════════ */
.prog-viewer {
  background: var(--charcoal);
  transition: opacity 0.25s ease;
}

/* ─── Identity bar ──────────────────────────────────────────── */
.prog-identity {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 7%;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
}

.prog-code {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 800; line-height: 1;
  letter-spacing: -0.02em;
  color: var(--prog-accent, var(--cv-accent));
  transition: color 0.3s ease;
  flex-shrink: 0;
}

.prog-identity-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.prog-tag {
  font-family: var(--font-display);
  font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--prog-accent, var(--cv-accent));
  margin-bottom: 3px;
  transition: color 0.3s ease;
  white-space: nowrap;
}

.prog-title {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.8rem);
  font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.03em; color: var(--white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ─── Year selector ─────────────────────────────────────────── */
.prog-years {
  display: flex;
  gap: 6px;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  flex-shrink: 0;
  max-width: 380px;
  padding-bottom: 2px;
  /* color: ; */
}
.prog-years::-webkit-scrollbar { display: none; }

.year-btn {
  flex: 0 0 auto;
  padding: 6px 14px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.4);
  font-family: var(--font-display);
  font-size: 0.9rem; font-weight: 700; letter-spacing: 0.06em;
  cursor: pointer; border-radius: 2px;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.year-btn:hover { color: var(--white); border-color: rgba(255,255,255,0.3); }
.year-btn.active {
  background: var(--prog-accent, var(--cv-accent));
  border-color: var(--prog-accent, var(--cv-accent));
  color: var(--white);
}

/* ─── Split: image left, content right ─────────────────────── */
.prog-split {
  display: grid;
  grid-template-columns: 55% 45%;
  height: clamp(500px, 62vh, 720px);
}

.prog-image-wrap {
  position: relative;
  overflow: hidden;
  height: 100%;
}
.prog-image-wrap img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform 0.7s var(--ease-expo), filter 0.4s ease;
  filter: saturate(0.8) brightness(0.9);
}
.prog-viewer:hover .prog-image-wrap img {
  transform: scale(1.04);
  filter: saturate(1) brightness(1);
}

.prog-image-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    to right,
    rgba(0,0,0,0) 50%,
    var(--charcoal) 100%
  );
  pointer-events: none;
}

/* ─── Content panel ─────────────────────────────────────────── */
.prog-content {
  padding: 36px 48px 36px 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-content: center;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

/* Section sub-labels */
.prog-changes-label,
.prog-ach-label {
  font-family: var(--font-display);
  font-size: 0.6rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--prog-accent, var(--cv-accent));
  margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px;
  transition: color 0.3s ease;
}
.prog-changes-label::after,
.prog-ach-label::after {
  content: ''; flex: 1; height: 1px;
  background: rgba(255,255,255,0.06);
}

/* Changes list */
.prog-changes {
  list-style: none;
  display: flex; flex-direction: column; gap: 7px;
}
.prog-changes li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.82rem; color: rgba(255,255,255,0.55);
  font-weight: 300; line-height: 1.5;
}
.prog-changes li::before {
  content: '▸';
  color: var(--prog-accent, var(--cv-accent));
  font-size: 0.68rem; flex-shrink: 0; margin-top: 3px;
  transition: color 0.3s ease;
}

/* Description */
.prog-desc {
  font-size: 0.88rem; line-height: 1.75;
  color: rgba(255,255,255,0.42); font-weight: 300;
}

/* ─── Specs strip ───────────────────────────────────────────── */
.prog-specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}

.prog-spec {
  background: rgba(255,255,255,0.04);
  border-top: 2px solid var(--prog-accent, var(--cv-accent));
  padding: 10px 12px;
  display: flex; flex-direction: column; gap: 4px;
  transition: border-color 0.3s ease;
}
.prog-spec span {
  font-family: var(--font-display);
  font-size: 0.55rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(255,255,255,0.3);
}
.prog-spec strong {
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 800;
  color: var(--white); letter-spacing: -0.01em; line-height: 1;
}

/* ─── Achievement badge ─────────────────────────────────────── */
.prog-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display);
  font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  padding: 5px 12px;
  border: 1px solid var(--prog-accent, var(--cv-accent));
  color: var(--prog-accent, var(--cv-accent));
  background: rgba(0,0,0,0.25);
  border-radius: 2px;
  width: fit-content;
  transition: color 0.3s ease, border-color 0.3s ease;
}
.prog-badge::before { content: '★'; font-size: 0.58rem; }

/* Achievements list */
.prog-achievements {
  list-style: none;
  display: flex; flex-direction: column; gap: 6px;
}
.prog-achievements li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.82rem; color: rgba(255,255,255,0.55);
  font-weight: 400; line-height: 1.5;
}
.prog-achievements li::before {
  content: '✓';
  color: var(--prog-accent, var(--cv-accent));
  font-size: 0.72rem; flex-shrink: 0; margin-top: 2px;
  transition: color 0.3s ease;
}

/* ═══════════════════════════════════════════════════════════════
   ALL PROGRAMMES OVERVIEW
═══════════════════════════════════════════════════════════════ */
.all-progs {
  background: var(--black);
  padding: 96px 7%;
}

.all-progs-header {
  max-width: 520px;
  margin-bottom: 52px;
}

.section-label {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--red);
  margin-bottom: 12px;
}
.label-dash {
  display: block; width: 22px; height: 2px;
  background: currentColor; flex-shrink: 0;
}

.all-progs-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800; line-height: 0.9;
  text-transform: uppercase; letter-spacing: -0.01em;
  color: var(--white);
}
.all-progs-title em { font-style: italic; color: var(--red); display: block; }

.all-progs-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
}

.prog-card {
  background: var(--dark-grey);
  padding: 28px 22px;
  display: flex; flex-direction: column; gap: 10px;
  border-top: 3px solid var(--card-accent, var(--red));
  cursor: pointer;
  transition: background 0.25s ease, transform 0.3s var(--ease-expo);
  position: relative; overflow: hidden;
}
.prog-card:hover { background: #222; transform: translateY(-4px); }

.prog-card-code {
  font-family: var(--font-display);
  font-size: 2rem; font-weight: 800;
  color: var(--card-accent, var(--red));
  line-height: 1; letter-spacing: -0.01em;
}
.prog-card-name {
  font-family: var(--font-display);
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: rgba(255,255,255,0.3);
}
.prog-card-title {
  font-family: var(--font-display);
  font-size: 0.95rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.02em;
  color: var(--white); line-height: 1.25;
}
.prog-card-years {
  font-size: 0.7rem; color: rgba(255,255,255,0.22);
  font-weight: 300; margin-top: auto;
}
.prog-card-arrow {
  position: absolute; bottom: 18px; right: 18px;
  font-size: 0.72rem;
  color: var(--card-accent, var(--red));
  opacity: 0;
  transform: translate(-4px, 4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.prog-card:hover .prog-card-arrow { opacity: 1; transform: translate(0,0); }

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════ */

@media (max-width: 1280px) {
  .prog-years { max-width: 280px; }
}

@media (max-width: 1200px) {
  .all-progs-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 960px) {
  .all-progs-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 860px) {
  .prog-split {
    grid-template-columns: 1fr;
    height: auto;
  }
  .prog-image-wrap {
    height: 56vw;
    min-height: 260px;
    max-height: 420px;
  }
  .prog-image-overlay {
    background: linear-gradient(
      to bottom,
      rgba(0,0,0,0) 40%,
      var(--charcoal) 100%
    );
  }
  .prog-content {
    padding: 32px 7%;
    overflow-y: visible;
  }
  .prog-title { white-space: normal; }
  .prog-years { max-width: 100%; }
  .all-progs-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .prog-identity {
    flex-wrap: wrap;
    padding: 16px 5%;
    gap: 12px;
  }
  .prog-code { font-size: 2.2rem; }
  .prog-years { width: 100%; max-width: 100%; }
  .prog-specs { grid-template-columns: repeat(2, 1fr); }
  .prog-content { padding: 28px 5%; gap: 18px; }
  .proj-hero-content { padding: 0 5% 28px; }
  .all-progs { padding: 64px 5%; }
  .all-progs-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 400px) {
  .all-progs-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}