/* ==========================================================================
   BeamMeUp : console vitrine, esthétique LCARS (crédible, pas kitsch)
   ========================================================================== */

:root {
  /* Palette : noir profond + aplats LCARS, teintée par l'identité arc-en-ciel
     du logo (violet/bleu/orange dominent, le reste sert d'accents ponctuels) */
  --black: #050506;
  --panel-black: #0a0a0d;
  --hull: #121218;

  --orange: #ff9f1c;
  --orange-deep: #cc6a00;
  --periwinkle: #a6b0ff;
  --periwinkle-deep: #6b74d1;
  --violet: #c98fe0;
  --violet-deep: #9455ad;
  --blue: #7fd6e6;
  --blue-deep: #3f95a8;
  --red-alert: #ff5a4e;

  --text: #f4f1e8;
  --text-dim: #b9b4a8;
  --text-faint: #726e66;

  --font-display: "Antonio", "Arial Narrow", sans-serif;
  --font-body: "Archivo", "Segoe UI", sans-serif;
  --font-mono: "JetBrainsMono", "Cascadia Code", monospace;

  --radius-lg: 46px;
  --radius-md: 26px;
  --radius-sm: 14px;
  --radius-pill: 999px;

  --sidebar-w: 232px;
  --gap: clamp(1rem, 2vw, 1.75rem);
}

/* -------------------------------------------------------------------------
   Reset & base
   ------------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  background: var(--black);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.05;
  margin: 0;
}

code,
pre {
  font-family: var(--font-mono);
}

code {
  background: rgba(255, 255, 255, 0.08);
  padding: 0.1em 0.4em;
  border-radius: 4px;
  font-size: 0.92em;
}

pre {
  margin: 0;
  padding: 0.85rem 1.1rem;
  background: var(--hull);
  border-radius: var(--radius-sm);
  overflow-x: auto;
  border-left: 4px solid var(--periwinkle);
}

pre code {
  background: none;
  padding: 0;
  color: var(--periwinkle);
}

a {
  color: var(--blue);
}

a:focus-visible,
button:focus-visible,
.pill:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--orange);
  color: var(--black);
  font-family: var(--font-display);
  text-transform: uppercase;
  padding: 0.75rem 1.5rem;
  z-index: 999;
  border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
  left: 0;
}

.accent-orange {
  color: var(--orange);
}
.accent-periwinkle {
  color: var(--periwinkle);
}
.accent-violet {
  color: var(--violet);
}
.accent-blue {
  color: var(--blue);
}

/* -------------------------------------------------------------------------
   Frame : sidebar + main
   ------------------------------------------------------------------------- */

.frame {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

/* -------------------------------------------------------------------------
   Sidebar (bâbord) : le pilier LCARS canonique
   ------------------------------------------------------------------------- */

.sidebar {
  background: var(--panel-black);
  display: flex;
  flex-direction: column;
  padding: 0 0.9rem;
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 2px solid rgba(255, 255, 255, 0.04);
}

.sidebar-cap {
  height: 44px;
  background: var(--orange);
  flex-shrink: 0;
}

.sidebar-cap--top {
  border-top-left-radius: var(--radius-lg);
  margin: 0.9rem 0 1.1rem;
}

.sidebar-cap--bottom {
  border-bottom-left-radius: var(--radius-lg);
  margin: 1.1rem 0 0.9rem;
  background: var(--periwinkle);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0 0.35rem 1.4rem;
}

.brand-mark {
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 0 6px rgba(201, 143, 224, 0.55));
}

.brand-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--text-faint);
}

.pillnav {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex: 1;
}

.pill {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  color: var(--black);
  text-decoration: none;
  padding: 0.55rem 1.1rem 0.55rem 0.5rem;
  border-radius: var(--radius-pill);
  transition: transform 0.15s ease, filter 0.15s ease;
}

.pill:hover,
.pill:focus-visible {
  filter: brightness(1.15);
  transform: translateX(3px);
}

.pill-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: rgba(0, 0, 0, 0.25);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-pill);
}

.pill[aria-current="true"] {
  box-shadow: 0 0 0 3px var(--text);
}

.pill--orange {
  background: var(--orange);
}
.pill--red {
  background: var(--red-alert);
}
.pill--periwinkle {
  background: var(--periwinkle);
}
.pill--violet {
  background: var(--violet);
}
.pill--blue {
  background: var(--blue);
}

.pill--cta {
  margin-top: 0.4rem;
  box-shadow: 0 0 0 2px rgba(166, 176, 255, 0.35);
}

.sidebar-readout {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-faint);
  padding: 0 0.35rem 0.6rem;
}

/* -------------------------------------------------------------------------
   Main column
   ------------------------------------------------------------------------- */

.main {
  min-width: 0;
  padding: 0.9rem var(--gap) 3rem;
}

/* -------------------------------------------------------------------------
   Topbar : coude LCARS classique
   ------------------------------------------------------------------------- */

.topbar {
  display: grid;
  grid-template-columns: 60px 1fr;
  margin-bottom: var(--gap);
}

.topbar-elbow {
  background: var(--violet);
  border-top-left-radius: var(--radius-md);
}

.topbar-bar {
  background: var(--violet);
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0 1.4rem;
  min-height: 60px;
  border-top-right-radius: var(--radius-lg);
  flex-wrap: wrap;
  row-gap: 0.4rem;
}

.topbar-chip {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--black);
  font-size: 1.15rem;
}

.topbar-chip--orange {
  background: var(--orange);
  padding: 0.2rem 0.9rem;
  border-radius: var(--radius-pill);
}

.topbar-chip--thin {
  font-size: 0.85rem;
  font-family: var(--font-mono);
  text-transform: none;
  letter-spacing: 0.08em;
  color: rgba(5, 5, 6, 0.72);
}

.topbar-stardate {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: rgba(5, 5, 6, 0.8);
}

.topbar-chip--status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(5, 5, 6, 0.16);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--black);
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-pill);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #1fae5b;
  box-shadow: 0 0 6px #1fae5b;
}

@media (prefers-reduced-motion: no-preference) {
  .status-dot {
    animation: pulse 2.4s ease-in-out infinite;
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

/* -------------------------------------------------------------------------
   Panels
   ------------------------------------------------------------------------- */

.panel {
  background: var(--panel-black);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  margin-bottom: var(--gap);
  overflow: hidden;
  scroll-margin-top: 1.5rem;
}

.panel-head {
  display: flex;
  align-items: baseline;
  gap: 1.1rem;
  padding: 1.1rem 1.6rem;
  border-radius: 0 var(--radius-md) 0 0;
}

.panel-head h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  color: var(--black);
}

.panel-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: rgba(5, 5, 6, 0.65);
  white-space: nowrap;
}

.panel-head--red {
  background: var(--red-alert);
}
.panel-head--periwinkle {
  background: var(--periwinkle);
}
.panel-head--violet {
  background: var(--violet);
}
.panel-head--blue {
  background: var(--blue);
}
.panel-head--orange {
  background: var(--orange);
}

.panel-body {
  padding: 1.6rem 1.8rem 2rem;
}

.lede-small {
  color: var(--text-dim);
  max-width: 62ch;
  margin: 0 0 1.4rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 1.8rem;
  align-items: center;
}

/* -------------------------------------------------------------------------
   Hero
   ------------------------------------------------------------------------- */

.hero {
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: 2.6rem 2rem;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 2.4rem;
  align-items: center;
  background: radial-gradient(ellipse at top right, rgba(201, 143, 224, 0.14), transparent 55%),
    var(--panel-black);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  margin: 0 0 0.8rem;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2.3rem, 5vw, 3.6rem);
  margin-bottom: 1.1rem;
}

.lede {
  color: var(--text-dim);
  font-size: 1.08rem;
  max-width: 46ch;
  margin: 0 0 1.8rem;
}

.cta-row {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.btn {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 1.05rem;
  text-decoration: none;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-pill);
  display: inline-block;
  transition: filter 0.15s ease, transform 0.15s ease;
}

.btn:hover,
.btn:focus-visible {
  filter: brightness(1.15);
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--orange);
  color: var(--black);
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--periwinkle);
}

.btn--large {
  font-size: 1.2rem;
  padding: 0.9rem 2rem;
}

/* Console mockup */

.hero-console {
  background: #000;
  border-radius: var(--radius-md);
  border: 1px solid rgba(166, 176, 255, 0.25);
  overflow: hidden;
  box-shadow: 0 0 40px rgba(201, 143, 224, 0.12);
}

.console-chrome {
  display: flex;
  gap: 0.4rem;
  background: var(--hull);
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.console-tab {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-faint);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-sm);
}

.console-tab--active {
  color: var(--black);
  background: linear-gradient(
    90deg,
    #ff0033,
    #ff7a00,
    #ffd500,
    #2ecc40,
    #0074d9,
    #5a2ebf,
    #b10dc9
  );
}

.console-body {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #d7f7e0;
  padding: 1.1rem 1.2rem;
  min-height: 210px;
  white-space: pre-wrap;
}

.console-body .caret {
  display: inline-block;
  width: 0.55em;
  height: 1em;
  background: var(--orange);
  vertical-align: text-bottom;
}

@media (prefers-reduced-motion: no-preference) {
  .console-body .caret {
    animation: blink 1s steps(1) infinite;
  }
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

/* -------------------------------------------------------------------------
   Readout (terminal d'alerte)
   ------------------------------------------------------------------------- */

.readout {
  background: var(--hull);
  border-radius: var(--radius-sm);
  padding: 1.1rem 1.3rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  border-left: 4px solid var(--red-alert);
}

.readout-line {
  margin: 0 0 0.35rem;
}

.readout-prompt {
  color: var(--text-faint);
  margin-right: 0.5rem;
}

.readout-line--fault {
  color: var(--red-alert);
}

/* -------------------------------------------------------------------------
   Crew grid (idée)
   ------------------------------------------------------------------------- */

.crew-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1.4rem;
  align-items: center;
  margin: 1.4rem 0 1.8rem;
}

.crew-card {
  background: var(--hull);
  border-radius: var(--radius-md);
  padding: 1.3rem 1.4rem;
}

.crew-role {
  display: block;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.crew-card p {
  margin: 0;
  color: var(--text-dim);
}

.crew-divider {
  font-size: 1.8rem;
  color: var(--violet);
  text-align: center;
}

.axiom {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text);
  background: linear-gradient(90deg, rgba(255, 159, 28, 0.14), transparent);
  border-left: 4px solid var(--orange);
  padding: 0.85rem 1.2rem;
  margin: 0;
}

.axiom-tag {
  color: var(--orange);
  font-weight: 700;
  margin-right: 0.6rem;
}

/* -------------------------------------------------------------------------
   Feature grid
   ------------------------------------------------------------------------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.1rem;
}

.feature-card {
  background: var(--hull);
  border-radius: var(--radius-md) var(--radius-sm) var(--radius-sm) var(--radius-sm);
  padding: 1.25rem 1.3rem;
  border-top: 3px solid rgba(255, 255, 255, 0.06);
}

.feature-code {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.feature-card h3 {
  font-size: 1.15rem;
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-body);
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.feature-card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.94rem;
}

/* -------------------------------------------------------------------------
   Transmission log (tutoriel)
   ------------------------------------------------------------------------- */

.transmission-log {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.transmission-log li {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 1rem;
  align-items: start;
}

.tx-id {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--black);
  background: var(--blue);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  text-align: center;
  white-space: nowrap;
}

.tx-label {
  margin: 0 0 0.45rem;
  color: var(--text-dim);
  font-size: 0.94rem;
}

.tutorial-footnote {
  margin: 1.6rem 0 0;
  font-size: 0.9rem;
  color: var(--text-faint);
}

/* -------------------------------------------------------------------------
   Clearance grid (sécurité)
   ------------------------------------------------------------------------- */

.clearance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.4rem;
}

.clearance-item {
  display: flex;
  gap: 0.9rem;
}

.clearance-mark {
  color: var(--orange);
  font-size: 1.1rem;
  line-height: 1.6;
}

.clearance-item h3 {
  font-size: 1.05rem;
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-body);
  font-weight: 700;
  margin: 0 0 0.3rem;
}

.clearance-item p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.94rem;
}

/* -------------------------------------------------------------------------
   Footer
   ------------------------------------------------------------------------- */

.site-footer {
  padding: 1.8rem 1.8rem 0.4rem;
  color: var(--text-faint);
  font-size: 0.85rem;
}

.site-footer p {
  margin: 0 0 0.3rem;
}

.site-footer a {
  color: var(--text-dim);
}

.site-footer-sub {
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

/* -------------------------------------------------------------------------
   Responsive
   ------------------------------------------------------------------------- */

@media (max-width: 880px) {
  .frame {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    flex-direction: row;
    align-items: center;
    overflow-x: auto;
    padding: 0.7rem;
    gap: 0.6rem;
  }

  .sidebar-cap {
    display: none;
  }

  .sidebar-brand {
    padding: 0 0.6rem 0 0;
  }

  .pillnav {
    flex-direction: row;
    flex: none;
  }

  .pill {
    white-space: nowrap;
    padding: 0.5rem 0.9rem 0.5rem 0.45rem;
    font-size: 0.9rem;
  }

  .sidebar-readout {
    display: none;
  }

  .hero,
  .two-col {
    grid-template-columns: 1fr;
  }

  .crew-grid {
    grid-template-columns: 1fr;
  }

  .crew-divider {
    transform: rotate(90deg);
  }

  .transmission-log li {
    grid-template-columns: 1fr;
  }

  .topbar-bar {
    border-radius: 0 0 var(--radius-md) 0;
  }
}

@media (max-width: 560px) {
  :root {
    --radius-lg: 28px;
    --radius-md: 18px;
    --gap: 1rem;
  }

  .main {
    padding: 0.7rem 0.9rem 2.2rem;
  }

  .topbar {
    grid-template-columns: 1fr;
  }

  .topbar-elbow {
    display: none;
  }

  .topbar-bar {
    border-radius: var(--radius-md);
    padding: 0.7rem 1rem;
    min-height: auto;
  }

  .topbar-stardate {
    margin-left: 0;
    flex-basis: 100%;
  }

  .hero {
    padding: 1.6rem 1.2rem;
    gap: 1.6rem;
  }

  .hero h1 {
    font-size: clamp(1.9rem, 9vw, 2.4rem);
  }

  .lede {
    font-size: 1rem;
  }

  .cta-row {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    text-align: center;
  }

  .panel {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
  }

  .panel-head {
    padding: 0.9rem 1.1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .panel-body {
    padding: 1.2rem 1.2rem 1.6rem;
  }

  .console-body {
    font-size: 0.78rem;
    min-height: 170px;
  }

  .transmission-log li {
    gap: 0.5rem;
  }

  .tx-id {
    width: fit-content;
  }
}