/* ================================================================
   PSYDIAG — Landing Page / Portail d'accès
   Style premium médical & neurosciences
   ================================================================ */

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

:root {
  /* Palette */
  --bg:          #060b14;
  --bg2:         #0a1020;
  --surface:     #0d1628;
  --surface2:    #112038;
  --border:      rgba(0,200,255,0.12);
  --border2:     rgba(0,200,255,0.25);

  /* Couleurs vives */
  --cyan:        #00c8ff;
  --cyan2:       #00e5ff;
  --blue:        #1a6fff;
  --blue2:       #4f8fff;
  --violet:      #8b5cf6;
  --violet2:     #a78bfa;
  --white:       #f0f6ff;
  --text:        #c8d8f0;
  --text2:       #7890b8;
  --text3:       #3a5070;

  /* Autres */
  --success:     #22c55e;
  --danger:      #ef4444;

  /* Typography */
  --font:        'Outfit', sans-serif;
  --font2:       'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  overflow-x: hidden;
}


::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(0,200,255,0.25); border-radius: 3px; }

/* ── CANVAS NEURONAL ──────────────────────────────────────────── */
#neuroCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}

/* ── CURSOR HALO ──────────────────────────────────────────────── */
#cursorHalo {
  position: fixed;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle,
    rgba(0,200,255,0.05) 0%,
    rgba(26,111,255,0.03) 45%,
    transparent 70%
  );
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  transition: opacity 0.4s;
  /* Le curseur natif reste visible — ce halo est purement décoratif */
}

/* ── LANDING PAGE WRAPPER ─────────────────────────────────────── */
.landing-page {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.lp-container {
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
  padding: 0 24px;
}

/* ── HEADER ───────────────────────────────────────────────────── */
.lp-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 64px;
  background: rgba(6,11,20,0.82);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 32px;
  gap: 24px;
}

.lp-logo-wrap {
  display: flex;
  align-items: center;
  gap: 11px;
  position: relative;
  margin-right: auto;
  text-decoration: none;
}

.lp-logo-glow {
  position: absolute;
  width: 50px; height: 50px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,200,255,0.35), transparent);
  filter: blur(10px);
  animation: logoGlow 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes logoGlow {
  0%,100% { opacity: 0.7; transform: scale(1); }
  50%      { opacity: 1;   transform: scale(1.2); }
}

.lp-logo-img {
  width: 34px; height: 34px;
  object-fit: contain;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 0 8px rgba(0,200,255,0.5));
}

.lp-logo-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--cyan), var(--blue2), var(--violet2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lp-header-nav {
  display: flex;
  gap: 4px;
}

.lp-nav-link {
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text2);
  text-decoration: none;
  transition: all 0.2s;
}
.lp-nav-link:hover { color: var(--white); background: rgba(0,200,255,0.08); }

/* ── HERO ─────────────────────────────────────────────────────── */
.lp-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 24px 60px;
  text-align: center;
}

.lp-hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  max-width: 700px;
}

.lp-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 20px;
  background: rgba(0,200,255,0.08);
  border: 1px solid rgba(0,200,255,0.2);
  font-size: 12px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.lp-badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); box-shadow: 0 0 8px var(--cyan); }
  50%      { opacity: 0.6; transform: scale(0.8); box-shadow: 0 0 4px var(--cyan); }
}

.lp-welcome {
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 400;
  color: var(--text2);
  font-family: var(--font2);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.lp-title {
  font-size: clamp(72px, 14vw, 140px);
  font-weight: 800;
  letter-spacing: -4px;
  line-height: 0.95;
  color: var(--white);
  margin-top: -4px;
}

.lp-title-accent {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--blue) 40%, var(--violet2) 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 30px rgba(0,200,255,0.3));
}

.lp-subtitle {
  font-size: clamp(15px, 2vw, 18px);
  font-family: var(--font2);
  font-weight: 300;
  color: var(--text2);
  line-height: 1.7;
  max-width: 600px;
}

.lp-br-desktop { display: block; }

/* scroll hint arrow */
.lp-hero::after {
  content: '↓';
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 20px;
  color: var(--text3);
  animation: bounce 2.5s ease-in-out infinite;
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(8px)} }

/* ── PRÉSENTATION ─────────────────────────────────────────────── */
.lp-presentation {
  padding: 80px 0;
  position: relative;
}

.lp-pres-text {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 50px;
}

.lp-pres-lead {
  font-size: 16px;
  font-family: var(--font2);
  color: var(--text);
  line-height: 1.75;
  margin-bottom: 16px;
}

.lp-pres-disclaimer {
  font-size: 13px;
  font-family: var(--font2);
  color: var(--text3);
  font-style: italic;
  padding: 12px 16px;
  border-left: 2px solid rgba(0,200,255,0.25);
  background: rgba(0,200,255,0.03);
  border-radius: 0 8px 8px 0;
  text-align: left;
}

.lp-features {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 14px;
}

.lp-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 20px;
  background: rgba(13,22,40,0.8);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: all 0.25s;
  backdrop-filter: blur(8px);
}
.lp-feature-item:hover {
  border-color: var(--border2);
  background: rgba(13,22,40,0.95);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,200,255,0.08);
}

.lp-feature-icon {
  width: 40px; height: 40px;
  flex-shrink: 0;
  background: rgba(0,200,255,0.08);
  border: 1px solid rgba(0,200,255,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan);
}
.lp-feature-icon svg { width: 20px; height: 20px; }

.lp-feature-item div { display: flex; flex-direction: column; gap: 4px; }
.lp-feature-item strong { font-size: 14px; font-weight: 600; color: var(--white); display: flex; align-items: center; gap: 8px; }
.lp-feature-item span { font-size: 12.5px; color: var(--text2); font-family: var(--font2); line-height: 1.5; }

.lp-feature-soon {
  opacity: 0.7;
  border-style: dashed;
}
.lp-feature-soon .lp-feature-icon { background: rgba(139,92,246,0.08); border-color: rgba(139,92,246,0.15); color: var(--violet2); }

.lp-soon-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(139,92,246,0.15);
  color: var(--violet2);
  border: 1px solid rgba(139,92,246,0.25);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  vertical-align: middle;
}

/* ── CARTE D'ACCÈS ────────────────────────────────────────────── */
.lp-access-section {
  padding: 60px 0 100px;
}

.lp-access-card {
  position: relative;
  max-width: 580px;
  margin: 0 auto;
  background: rgba(10,16,32,0.9);
  border: 1px solid var(--border2);
  border-radius: 24px;
  padding: 36px;
  overflow: hidden;
  backdrop-filter: blur(20px);
  box-shadow: 0 32px 64px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,200,255,0.05);
}

.lp-card-glow {
  position: absolute;
  top: -80px; left: 50%;
  transform: translateX(-50%);
  width: 400px; height: 200px;
  background: radial-gradient(ellipse, rgba(0,200,255,0.12) 0%, transparent 70%);
  pointer-events: none;
  animation: cardGlow 4s ease-in-out infinite;
}
@keyframes cardGlow { 0%,100%{opacity:0.7} 50%{opacity:1} }

.lp-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.lp-card-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0,200,255,0.15), rgba(26,111,255,0.1));
  border: 1px solid rgba(0,200,255,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan);
  flex-shrink: 0;
}
.lp-card-icon svg { width: 24px; height: 24px; }

.lp-card-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.3px;
}
.lp-card-subtitle {
  font-size: 12px;
  color: var(--text3);
  margin-top: 3px;
  font-family: var(--font2);
}

.lp-card-body {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.lp-card-text {
  font-size: 13.5px;
  font-family: var(--font2);
  color: var(--text2);
  line-height: 1.65;
}

/* ── CHECKBOX ─────────────────────────────────────────────────── */
.lp-check-wrap {
  padding: 16px;
  background: rgba(0,200,255,0.04);
  border: 1px solid rgba(0,200,255,0.12);
  border-radius: 12px;
  transition: border-color 0.2s;
}
.lp-check-wrap:has(.lp-checkbox:checked) {
  border-color: rgba(0,200,255,0.35);
  background: rgba(0,200,255,0.07);
}

.lp-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.lp-checkbox {
  position: absolute;
  opacity: 0;
  width: 0; height: 0;
}

.lp-custom-check {
  width: 20px; height: 20px;
  flex-shrink: 0;
  border-radius: 6px;
  border: 2px solid rgba(0,200,255,0.3);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  transition: all 0.2s;
  color: transparent;
}
.lp-custom-check svg { width: 12px; height: 12px; }

.lp-checkbox:checked + .lp-custom-check {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #06090e;
  box-shadow: 0 0 12px rgba(0,200,255,0.5);
}
.lp-checkbox:focus-visible + .lp-custom-check {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.lp-check-text {
  font-size: 13px;
  font-family: var(--font2);
  color: var(--text);
  line-height: 1.55;
  user-select: none;
}

/* ── CAPTCHA ──────────────────────────────────────────────────── */
.lp-captcha-wrap {
  padding: 16px;
  background: rgba(13,22,40,0.6);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.lp-captcha-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.lp-captcha-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text3);
}

.lp-captcha-refresh {
  width: 28px; height: 28px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text2);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  font-family: var(--font);
}
.lp-captcha-refresh:hover { color: var(--cyan); border-color: var(--border2); background: rgba(0,200,255,0.06); }
.lp-captcha-refresh svg { width: 14px; height: 14px; }

.lp-captcha-box {
  display: flex;
  align-items: center;
  gap: 14px;
}

.lp-captcha-question {
  font-size: 26px;
  font-weight: 700;
  color: var(--white);
  font-family: var(--font);
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--cyan), var(--blue2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  min-width: 100px;
}

.lp-captcha-eq {
  font-size: 22px;
  font-weight: 300;
  color: var(--text3);
}

.lp-captcha-input {
  width: 80px;
  height: 46px;
  background: rgba(6,11,20,0.8);
  border: 1px solid var(--border2);
  border-radius: 10px;
  color: var(--white);
  font-size: 22px;
  font-weight: 700;
  font-family: var(--font);
  text-align: center;
  outline: none;
  transition: all 0.2s;
  -moz-appearance: textfield;
}
.lp-captcha-input::-webkit-inner-spin-button,
.lp-captcha-input::-webkit-outer-spin-button { -webkit-appearance: none; }
.lp-captcha-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0,200,255,0.12);
}
.lp-captcha-input.correct { border-color: var(--success); box-shadow: 0 0 0 3px rgba(34,197,94,0.15); }
.lp-captcha-input.wrong   { border-color: var(--danger);  box-shadow: 0 0 0 3px rgba(239,68,68,0.15); }

.lp-captcha-hint {
  font-size: 11px;
  margin-top: 8px;
  min-height: 16px;
  font-family: var(--font2);
}
.lp-captcha-hint.ok  { color: var(--success); }
.lp-captcha-hint.err { color: var(--danger); }

/* ── BOUTON ACCÈS ─────────────────────────────────────────────── */
.lp-access-btn {
  position: relative;
  width: 100%;
  height: 52px;
  border-radius: 14px;
  border: 1px solid rgba(0,200,255,0.15);
  background: rgba(0,200,255,0.06);
  color: var(--text3);
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font);
  cursor: not-allowed;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  overflow: hidden;
  transition: all 0.3s;
  letter-spacing: 0.2px;
}

.lp-btn-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,200,255,0.0), rgba(26,111,255,0.0));
  transition: all 0.4s;
  pointer-events: none;
}

.lp-btn-icon { width: 18px; height: 18px; transition: transform 0.2s; }

.lp-access-btn.active {
  background: linear-gradient(135deg, rgba(0,200,255,0.18), rgba(26,111,255,0.15));
  border-color: rgba(0,200,255,0.45);
  color: var(--cyan);
  cursor: pointer;
  box-shadow: 0 0 24px rgba(0,200,255,0.15), inset 0 0 24px rgba(0,200,255,0.04);
  animation: btnPulse 2s ease-in-out infinite;
}
@keyframes btnPulse {
  0%,100% { box-shadow: 0 0 24px rgba(0,200,255,0.15); }
  50%      { box-shadow: 0 0 36px rgba(0,200,255,0.3), 0 0 60px rgba(0,200,255,0.1); }
}
.lp-access-btn.active .lp-btn-glow {
  background: linear-gradient(135deg, rgba(0,200,255,0.08), rgba(26,111,255,0.06));
}
.lp-access-btn.active:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 32px rgba(0,200,255,0.3), 0 0 60px rgba(0,200,255,0.15);
}
.lp-access-btn.active:hover .lp-btn-icon { transform: translateX(3px); }
.lp-access-btn.active:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ── TRANSITION OVERLAY ───────────────────────────────────────── */
.lp-transition-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  opacity: 0;
  visibility: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s, visibility 0.5s;
}
.lp-transition-overlay.active {
  opacity: 1;
  visibility: visible;
}
.lp-transition-halo {
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle,
    rgba(0,200,255,0.3) 0%,
    rgba(26,111,255,0.15) 40%,
    transparent 70%
  );
  animation: transHalo 1s ease-out forwards;
}
@keyframes transHalo { from{transform:scale(0);opacity:0} to{transform:scale(1);opacity:1} }

.lp-transition-text {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  animation: transText 0.6s 0.2s ease-out both;
}
@keyframes transText { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }

.lp-transition-logo {
  width: 60px; height: 60px;
  object-fit: contain;
  filter: drop-shadow(0 0 20px rgba(0,200,255,0.6));
}
.lp-transition-text span {
  font-size: 28px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--cyan), var(--blue2), var(--violet2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -1px;
}

/* ── FOOTER ───────────────────────────────────────────────────── */
.lp-footer {
  padding: 28px 0;
  border-top: 1px solid var(--border);
  background: rgba(6,11,20,0.6);
  backdrop-filter: blur(10px);
  margin-top: auto;
}

.lp-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.lp-footer-copy {
  font-size: 11.5px;
  color: var(--text3);
  font-family: var(--font2);
  line-height: 1.5;
  max-width: 520px;
}

.lp-footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.lp-footer-link {
  font-size: 11.5px;
  color: var(--text3);
  text-decoration: none;
  transition: color 0.15s;
}
.lp-footer-link:hover { color: var(--cyan); }

/* ── RESPONSIVE ───────────────────────────────────────────────── */
@media (max-width: 768px) {
  .lp-header { padding: 0 16px; }
  .lp-header-nav { display: none; }
  .lp-hero { padding: 90px 16px 60px; }
  .lp-br-desktop { display: none; }
  .lp-features { grid-template-columns: 1fr; }
  .lp-access-card { padding: 24px 20px; }
  .lp-footer-inner { flex-direction: column; text-align: center; }
  .lp-footer-links { justify-content: center; }
}

@media (max-width: 480px) {
  .lp-captcha-question { font-size: 22px; }
  .lp-captcha-box { gap: 10px; }
}

/* ── ANIMATIONS D'ENTRÉE ──────────────────────────────────────── */
.lp-hero-content > * {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.7s ease forwards;
}
.lp-hero-content > *:nth-child(1) { animation-delay: 0.2s; }
.lp-hero-content > *:nth-child(2) { animation-delay: 0.4s; }
.lp-hero-content > *:nth-child(3) { animation-delay: 0.6s; }

@keyframes fadeUp { to { opacity:1; transform:translateY(0); } }

.lp-access-card {
  opacity: 0;
  transform: translateY(30px);
}
.lp-access-card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

/* ── Subtitle extra spacing ── */
.lp-subtitle {
  margin-top: 12px;
}