/* =============================================================
   style.css — Portfolio Alex Moreau | Graphiste & Designer
   Dark mode · Orange accent · Syne + DM Sans
   ============================================================= */

/* ===================== VARIABLES GLOBALES ===================== */
:root {
  /* Couleurs principales */
  --bg-base:        #0b0b0f;
  --bg-surface:     #111118;
  --bg-card:        #16161f;
  --bg-card-hover:  #1e1e2a;

  /* Accents */
  --accent:         #ff6b35;
  --accent-light:   #ff8c5a;
  --accent-glow:    rgba(255, 107, 53, 0.18);
  --purple:         #9b5de5;
  --purple-glow:    rgba(155, 93, 229, 0.15);

  /* Textes */
  --text-primary:   #f0f0f5;
  --text-secondary: #9a9ab0;
  --text-muted:     #5a5a72;

  /* Bordures */
  --border:         rgba(255,255,255,0.07);
  --border-hover:   rgba(255, 107, 53, 0.4);

  /* Typographie */
  --font-display:   'Syne', sans-serif;
  --font-body:      'DM Sans', sans-serif;

  /* Espacements */
  --section-py:     6rem;
  --radius-card:    16px;
  --radius-btn:     10px;

  /* Transitions */
  --ease:           cubic-bezier(0.4, 0, 0.2, 1);
  --dur:            0.3s;
}


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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
}

a { text-decoration: none; color: inherit; }

img { max-width: 100%; display: block; }


/* ===================== UTILITAIRES ===================== */
.text-accent { color: var(--accent); }

.section-padding {
  padding: var(--section-py) 0;
}

.section-alt {
  background-color: var(--bg-surface);
  position: relative;
}
.section-alt::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, var(--purple-glow) 0%, transparent 70%);
  pointer-events: none;
}

/* Label de section */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-display);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  padding: .35rem .9rem;
  border: 1px solid var(--border-hover);
  border-radius: 999px;
  margin-bottom: 1rem;
  background: var(--accent-glow);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 520px;
}


/* ===================== ANIMATIONS FADE-IN / REVEAL ===================== */

/* Fade-in pour le hero (délai CSS variable) */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeInUp .7s var(--ease) forwards;
  animation-delay: var(--delay, 0s);
}

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

/* Reveal au scroll (ajouté par JS) */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ===================== NAVBAR ===================== */
#navbar {
  background: rgba(11, 11, 15, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: .9rem 0;
  transition: background var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}

#navbar.scrolled {
  background: rgba(11, 11, 15, 0.92);
  box-shadow: 0 4px 24px rgba(0,0,0,.4);
}

/* Marque */
.navbar-brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: .4rem;
}
.brand-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.brand-accent { color: var(--accent); }

/* Liens */
.nav-link {
  color: var(--text-secondary) !important;
  font-size: .9rem;
  font-weight: 500;
  padding: .4rem .75rem !important;
  border-radius: 8px;
  transition: color var(--dur), background var(--dur);
}
.nav-link:hover, .nav-link.active {
  color: var(--text-primary) !important;
  background: rgba(255,255,255,.06);
}

/* CTA navbar */
.nav-cta {
  color: var(--accent) !important;
  border: 1px solid var(--border-hover) !important;
}
.nav-cta:hover {
  background: var(--accent-glow) !important;
  color: var(--accent) !important;
}

.navbar-toggler { border: 1px solid var(--border); }
.navbar-toggler-icon {
  filter: invert(1);
}


/* ===================== HERO ===================== */
.hero-section {
  min-height: 100vh;
  background: var(--bg-base);
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

/* Orbes de fond */
.hero-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
}
.orb-1 {
  width: 600px; height: 600px;
  background: var(--accent-glow);
  top: -150px; left: -200px;
  opacity: .6;
}
.orb-2 {
  width: 500px; height: 500px;
  background: var(--purple-glow);
  bottom: -100px; right: -100px;
  opacity: .7;
}

/* Grille de fond */
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}

/* Badge hero */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .82rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .35rem 1rem;
  background: rgba(255,255,255,.03);
  margin-bottom: 1.75rem;
}
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 8px rgba(74, 222, 128, .8);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%,100% { transform: scale(1); opacity: 1; }
  50%      { transform: scale(1.5); opacity: .6; }
}

/* Titre hero */
.hero-title {
  font-size: clamp(3.5rem, 9vw, 7.5rem);
  font-weight: 800;
  line-height: 1;
  color: var(--text-primary);
  margin-bottom: .5rem;
}
.hero-title-outline {
  color: transparent;
  -webkit-text-stroke: 2px var(--accent);
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 600;
  color: var(--accent);
  letter-spacing: .05em;
  margin-bottom: 1rem;
}

.hero-slogan {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin-bottom: 2.25rem;
  line-height: 1.8;
}

/* Boutons hero */
.btn-primary-custom {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: var(--accent);
  color: #fff !important;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .9rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-btn);
  border: none;
  transition: background var(--dur), transform var(--dur), box-shadow var(--dur);
  box-shadow: 0 4px 20px rgba(255,107,53,.35);
}
.btn-primary-custom:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255,107,53,.45);
}

.btn-ghost-custom {
  display: inline-flex;
  align-items: center;
  color: var(--text-primary) !important;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .9rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-btn);
  border: 1px solid var(--border);
  background: transparent;
  transition: border-color var(--dur), background var(--dur), transform var(--dur);
}
.btn-ghost-custom:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
  transform: translateY(-2px);
}

/* Stats hero */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 3rem;
}
.stat-item { display: flex; flex-direction: column; gap: .15rem; }
.stat-number {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
}
.stat-label {
  font-size: .78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Visuel décoratif hero */
.hero-visual {
  position: relative;
  width: 340px;
  height: 340px;
}
.hero-visual-inner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border-radius: 50%;
  border: 1px solid var(--border);
  z-index: 2;
}
.hero-icon-main {
  font-size: 5rem;
  color: var(--accent);
  filter: drop-shadow(0 0 30px var(--accent-glow));
}
.hero-visual-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border);
  inset: 0;
  animation: spin-slow 20s linear infinite;
}
.ring-1 { transform: scale(1.18); animation-direction: normal; }
.ring-2 { transform: scale(1.4); animation-direction: reverse; border-style: dashed; }

@keyframes spin-slow {
  to { transform: rotate(360deg) scale(1.18); }
}
.ring-2 { animation: spin-slow2 30s linear infinite reverse; }
@keyframes spin-slow2 {
  to { transform: rotate(-360deg) scale(1.4); }
}

/* Chips flottants */
.floating-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: .4rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 600;
  padding: .4rem .9rem;
  color: var(--text-secondary);
  z-index: 3;
  animation: float 4s ease-in-out infinite;
}
.chip-1 { top: 0; left: -60px; animation-delay: 0s; }
.chip-2 { bottom: 20px; left: -50px; animation-delay: 1.5s; }
.chip-3 { top: 40%; right: -50px; animation-delay: .8s; }

@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}


/* ===================== À PROPOS ===================== */
.about-avatar {
  width: 250px;
  height: 250px;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  background: radial-gradient(circle, #1a1a1a, #0f0f0f);
  box-shadow: 0 0 40px #e862195d;
}

.about-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes morphBlob {
  0%,100% { border-radius: 40% 60% 60% 40% / 50% 40% 60% 50%; }
  33%      { border-radius: 60% 40% 30% 70% / 50% 60% 40% 50%; }
  66%      { border-radius: 30% 70% 70% 30% / 40% 50% 60% 60%; }
}

.about-tag {
  position: absolute;
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .8rem;
  font-weight: 600;
  padding: .45rem 1rem;
  border-radius: 999px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}
.tag-exp { top: 20px; right: 0; color: var(--accent); border-color: var(--border-hover); }
.tag-loc { bottom: 20px; left: 0; }

.about-deco-line {
  position: absolute;
  right: 1.5rem;
  top: 50%;
  width: 2px;
  height: 40%;
  background: linear-gradient(to bottom, var(--accent), transparent);
  transform: translateY(-50%);
}

.about-text {
  color: var(--text-secondary);
  font-size: .98rem;
  margin-bottom: .75rem;
}

/* Compétences */
.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}
.skill-card {
  display: flex;
  align-items: center;
  gap: .6rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .65rem 1.1rem;
  transition: border-color var(--dur), transform var(--dur), background var(--dur);
}
.skill-card:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}
.skill-card img { width: 28px; height: 28px; }
.skill-card span {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .85rem;
  color: var(--text-primary);
}


/* ===================== PROJETS ===================== */
.project-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  overflow: hidden;
  position: relative;
  transition: transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              border-color var(--dur);
}
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,.4);
  border-color: var(--border-hover);
}

.project-img {
  height: 200px;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.project-icon {
  font-size: 3.5rem;
  color: rgba(255,255,255,.3);
  transition: transform var(--dur), color var(--dur);
}
.project-card:hover .project-icon {
  transform: scale(1.1);
  color: rgba(255,255,255,.5);
}

.project-category {
  position: absolute;
  top: .8rem;
  left: .8rem;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(8px);
  border-radius: 999px;
  padding: .25rem .75rem;
  color: #fff;
  border: 1px solid rgba(255,255,255,.15);
}

.project-info {
  padding: 1.25rem;
}
.project-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: .4rem;
  color: var(--text-primary);
}
.project-desc {
  font-size: .85rem;
  color: var(--text-secondary);
  margin-bottom: .75rem;
  line-height: 1.6;
}
.project-link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .83rem;
  font-weight: 600;
  color: var(--accent);
  transition: gap var(--dur);
}
.project-link:hover { gap: .6rem; }

/* Overlay hover */
/*.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(255,107,53,.85);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}
.project-card:hover .project-overlay { opacity: 1; }
.overlay-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  transform: translateY(8px);
  transition: transform var(--dur) var(--ease);
}
.overlay-content i { font-size: 1.8rem; }
.project-card:hover .overlay-content { transform: translateY(0); }


/* ===================== SERVICES ===================== */
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 2rem 1.5rem;
  height: 100%;
  transition: border-color var(--dur), transform var(--dur), box-shadow var(--dur);
}
.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,.3);
}
.service-card--featured {
  border-color: var(--accent);
  background: linear-gradient(135deg, var(--bg-card), rgba(255,107,53,.08));
  position: relative;
  overflow: hidden;
}
.service-card--featured::before {
  content: 'Populaire';
  position: absolute;
  top: 1rem; right: -1.5rem;
  transform: rotate(35deg);
  background: var(--accent);
  font-size: .65rem;
  font-weight: 700;
  color: #fff;
  padding: .15rem 1.8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.service-icon-wrap {
  width: 56px; height: 56px;
  background: var(--accent-glow);
  border: 1px solid var(--border-hover);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
  transition: background var(--dur), transform var(--dur);
}
.service-card:hover .service-icon-wrap {
  background: var(--accent);
  color: #fff;
  transform: rotate(-5deg) scale(1.05);
}

.service-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: .6rem;
  color: var(--text-primary);
}
.service-text {
  font-size: .875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.65;
}
.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.service-list li {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .83rem;
  color: var(--text-secondary);
}
.service-list i { color: var(--accent); font-size: .9rem; }


/* ===================== CONTACT ===================== */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.contact-info-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.contact-info-icon {
  width: 44px; height: 44px;
  background: var(--accent-glow);
  border: 1px solid var(--border-hover);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--accent);
  flex-shrink: 0;
}
.contact-info-label {
  display: block;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
  margin-bottom: .1rem;
}
.contact-info-value {
  display: block;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* Réseaux sociaux */
.social-links { display: flex; gap: .75rem; }
.social-link {
  width: 42px; height: 42px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-secondary);
  transition: all var(--dur) var(--ease);
}
.social-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-3px);
}

/* Formulaire */
.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 2.25rem;
}

.form-label-custom {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: .45rem;
  letter-spacing: .03em;
}

.form-control-custom {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: .9rem;
  padding: .75rem 1rem;
  transition: border-color var(--dur), box-shadow var(--dur);
  appearance: none;
}
.form-control-custom::placeholder { color: var(--text-muted); }
.form-control-custom:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--bg-surface);
  box-shadow: 0 0 0 3px var(--accent-glow);
  color: var(--text-primary);
}
.form-control-custom.error { border-color: #f05252; }

.invalid-feedback-custom {
  display: none;
  font-size: .78rem;
  color: #f05252;
  margin-top: .3rem;
}
.form-control-custom.error + .invalid-feedback-custom { display: block; }

/* Bouton submit */
#submitBtn .btn-loading { display: none !important; }
#submitBtn.loading .btn-text { display: none !important; }
#submitBtn.loading .btn-loading { display: inline-flex !important; }

/* Message de succès */
.form-success {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--text-primary);
}
.form-success i {
  font-size: 3.5rem;
  color: #4ade80;
  display: block;
  margin-bottom: 1rem;
}
.form-success p { color: var(--text-secondary); line-height: 1.8; }


/* ===================== FOOTER ===================== */
.site-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}
.footer-brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-right: 1rem;
}
.footer-copy {
  font-size: .82rem;
  color: var(--text-muted);
}
.footer-made {
  font-size: .82rem;
  color: var(--text-muted);
}


/* ===================== BOUTON RETOUR EN HAUT ===================== */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 46px; height: 46px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity var(--dur), transform var(--dur), background var(--dur);
  z-index: 999;
  box-shadow: 0 4px 16px rgba(255,107,53,.4);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.back-to-top:hover { background: var(--accent-light); }


/* ===================== SCROLLBAR PERSONNALISÉE ===================== */
::-webkit-scrollbar        { width: 6px; }
::-webkit-scrollbar-track  { background: var(--bg-base); }
::-webkit-scrollbar-thumb  { background: var(--text-muted); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }


/* ===================== RESPONSIVE ===================== */
@media (max-width: 991.98px) {
  :root { --section-py: 4rem; }

  .hero-stats { gap: 1.25rem; }
  .stat-number { font-size: 1.3rem; }

  .about-avatar { width: 220px; height: 220px; font-size: 4.5rem; }
}

@media (max-width: 767.98px) {
  :root { --section-py: 3rem; }

  .hero-stats { flex-direction: column; align-items: flex-start; gap: .75rem; }
  .stat-divider { display: none; }

  .contact-form-card { padding: 1.5rem; }

  .hero-actions { display: flex; flex-direction: column; align-items: flex-start; gap: .75rem; }
  .hero-actions a { text-align: center; }

  .btn-primary-custom, .btn-ghost-custom { width: 100%; justify-content: center; }
}