/*
Theme Name: Mon Portfolio Tech
Theme URI: https://example.com
Author: Philippe
Description: Thème portfolio sombre/clair avec style tech et animations.
Version: 1.0
Text Domain: mon-portfolio-tech
*/

:root {
  --bg-dark: #050816;
  --bg-light: #0f172a;
  --bg-card: #020617;
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.15);
  --text-main: #e5e7eb;
  --text-muted: #9ca3af;
  --border-subtle: rgba(148, 163, 184, 0.2);
  --radius-lg: 1.25rem;
  --radius-xl: 2rem;
  --shadow-soft: 0 24px 60px rgba(15, 23, 42, 0.9);
  --transition-fast: 0.18s ease-out;
  --transition-slow: 0.35s ease-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #1d283a 0, #020617 50%, #000 100%);
  color: var(--text-main);
  line-height: 1.6;
}

/* SCROLLBAR custom (optionnel) */
body::-webkit-scrollbar {
  width: 8px;
}
body::-webkit-scrollbar-track {
  background: #020617;
}
body::-webkit-scrollbar-thumb {
  background: #1f2937;
  border-radius: 999px;
}

/* LIENS & BOUTONS */

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.3rem;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: radial-gradient(circle at top left, #0ea5e9 0, #0369a1 45%, #020617 100%);
  color: #e0f2fe;
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    background var(--transition-fast);
  box-shadow: 0 10px 30px rgba(56, 189, 248, 0.4);
}

.btn:hover {
  transform: translateY(-1px) translateZ(0);
  box-shadow: 0 18px 45px rgba(56, 189, 248, 0.5);
}

.btn--ghost {
  background: transparent;
  border-color: var(--border-subtle);
  box-shadow: none;
  color: var(--text-main);
}

.btn--ghost:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

/* LAYOUT GLOBAL */

.site-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem;
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(22px);
  background: linear-gradient(
    to bottom,
    rgba(15, 23, 42, 0.95),
    rgba(15, 23, 42, 0.75),
    transparent
  );
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
  transition: background var(--transition-slow), border-color var(--transition-slow),
    transform var(--transition-slow), box-shadow var(--transition-slow), padding var(--transition-slow);
}

.site-header--compact {
  transform: translateY(-4px);
  background: rgba(15, 23, 42, 0.98);
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.9);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: radial-gradient(circle at 20% 10%, #38bdf8 0, #0ea5e9 45%, #1d4ed8 100%);
  position: relative;
  box-shadow: 0 12px 40px rgba(56, 189, 248, 0.8);
  overflow: hidden;
}

.brand-logo::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 10% 0%, rgba(15, 23, 42, 0.25), transparent 50%);
}

.brand-text-title {
  font-weight: 600;
  letter-spacing: 0.04em;
  font-size: 0.95rem;
}
.brand-text-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* NAV */

.site-nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.site-nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
  position: relative;
  padding-bottom: 0.15rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 1px;
  background: linear-gradient(to right, #22d3ee, #38bdf8, #6366f1);
  transition: width var(--transition-fast);
}

.site-nav a:hover {
  color: var(--text-main);
}

.site-nav a:hover::after {
  width: 100%;
}

/* MENU MOBILE */

.menu-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.3);
  background: radial-gradient(circle at top left, #1f2937 0, #020617 90%);
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  content: "";
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 999px;
  background: #e5e7eb;
  position: relative;
  transition: transform var(--transition-fast), opacity var(--transition-fast), top var(--transition-fast);
}

.menu-toggle span::before {
  position: absolute;
  top: -5px;
}
.menu-toggle span::after {
  position: absolute;
  top: 5px;
}

.menu-toggle--open span {
  transform: rotate(45deg);
}
.menu-toggle--open span::before {
  top: 0;
}
.menu-toggle--open span::after {
  top: 0;
  transform: rotate(-90deg);
}

/* HERO / SECTIONS */

.section {
  padding: 4.5rem 0;
}

.section--hero {
  padding-top: 4.5rem;
  padding-bottom: 4.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.5fr);
  gap: 2.75rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  border: 1px solid rgba(56, 189, 248, 0.45);
  background: radial-gradient(circle at left, rgba(56, 189, 248, 0.35), transparent 55%);
  color: #e0f2fe;
  font-size: 0.75rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.hero-title {
  margin-top: 1.15rem;
  font-size: clamp(2.3rem, 3.1vw, 3.4rem);
  line-height: 1.1;
}

.hero-title span {
  background: linear-gradient(135deg, #38bdf8, #a855f7, #f97316);
  -webkit-background-clip: text;
  color: transparent;
}

.hero-subtitle {
  margin-top: 0.75rem;
  font-size: 0.98rem;
  color: var(--text-muted);
  max-width: 32rem;
}

.hero-actions {
  margin-top: 1.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.hero-meta {
  margin-top: 1.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.8rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.hero-meta-block {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.hero-meta-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.68rem;
  color: #6b7280;
}
.hero-meta-value {
  font-weight: 500;
  color: #e5e7eb;
}

/* HERO VISUEL */

.hero-visual {
  position: relative;
  min-height: 260px;
}

.hero-card {
  position: relative;
  border-radius: var(--radius-xl);
  background: radial-gradient(circle at top, #111827 0, #020617 65%, #000 100%);
  border: 1px solid rgba(75, 85, 99, 0.7);
  box-shadow: var(--shadow-soft);
  padding: 1.6rem 1.5rem;
  overflow: hidden;
}

.hero-card-grid {
  display: flex;
  flex-direction: column;
  gap: 1.3rem;
}

.hero-avatar-text-title {
  font-size: 0.95rem;
  font-weight: 500;
}
.hero-avatar-text-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* CARDS GÉNÉRALES */

.card {
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top left, #0b1120 0, #020617 70%);
  border: 1px solid var(--border-subtle);
  padding: 1.4rem 1.4rem;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow),
    border-color var(--transition-slow), background var(--transition-slow), translate var(--transition-slow);
}

.card::before {
  content: "";
  position: absolute;
  inset: -60%;
  background: radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.1), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-slow), transform var(--transition-slow);
  transform: translate3d(-40px, -20px, 0);
}

.card:hover {
  transform: translateY(-4px) translateZ(0);
  border-color: rgba(56, 189, 248, 0.6);
  box-shadow: 0 25px 55px rgba(15, 23, 42, 0.95);
}

.card:hover::before {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* SECTIONS SPÉCIFIQUES */

.section-title {
  font-size: 1.2rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #6b7280;
}

.section-heading {
  margin-top: 0.6rem;
  font-size: 1.7rem;
  max-width: 30rem;
}

.section-description {
  margin-top: 0.5rem;
  font-size: 0.92rem;
  color: var(--text-muted);
  max-width: 30rem;
}

/* GRID SKILLS */

.skills-grid {
  margin-top: 1.6rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.skill-pill {
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  padding: 0.7rem 0.9rem;
  font-size: 0.82rem;
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  background: radial-gradient(circle at left, rgba(15, 23, 42, 0.8), #020617 70%);
}

.skill-pill span:last-child {
  color: #9ca3af;
}

/* GRID PROJETS */

.projects-grid {
  margin-top: 1.8rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.4rem;
}

.project-card {
  cursor: pointer;
}

.project-card-thumb {
  border-radius: 1.1rem;
  overflow: hidden;
  margin-bottom: 0.9rem;
  position: relative;
  background: radial-gradient(circle at center, #0f172a 0, #020617 80%);
  min-height: 140px;
}

.project-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.02);
  transition: transform var(--transition-slow), opacity var(--transition-slow);
}

.project-card:hover .project-card-thumb img {
  transform: scale(1.06);
  opacity: 0.92;
}

.project-card-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: #6b7280;
}

.project-card-title {
  margin-top: 0.3rem;
  font-size: 1rem;
}

.project-card-meta {
  margin-top: 0.3rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* SECTION CONTACT */

.contact-section {
  padding-bottom: 4.5rem;
}

.contact-card {
  margin-top: 1.8rem;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.5fr);
  gap: 1.6rem;
  align-items: center;
}

/* FOOTER */

.site-footer {
  margin-top: auto;
  padding: 2.4rem 0 2.8rem;
  border-top: 1px solid rgba(148, 163, 184, 0.35);
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.9), #020617 80%);
}

.site-footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ANIMATIONS SCROLL (révélations) */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* RESPONSIVE */

@media (max-width: 880px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-visual {
    order: -1;
  }

  .contact-card {
    grid-template-columns: minmax(0, 1fr);
  }

  .site-nav {
    position: fixed;
    inset: 60px 1.1rem auto 1.1rem;
    border-radius: 1.3rem;
    border: 1px solid rgba(55, 65, 81, 0.9);
    background: radial-gradient(circle at top, #020617 0, #020617 65%, #020617 100%);
    flex-direction: column;
    padding: 0.85rem;
    gap: 0.5rem;
    box-shadow: 0 24px 55px rgba(15, 23, 42, 0.9);
    transform-origin: top right;
    transform: scale(0.98) translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
  }

  .site-nav--open {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
  }

  .menu-toggle {
    display: inline-flex;
  }
}

@media (max-width: 640px) {
  .section--hero {
    padding-top: 3.2rem;
  }

  .hero-title {
    font-size: 1.9rem;
  }
}

.hero-avatar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-avatar-photo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.6),
              0 8px 22px rgba(56, 189, 248, 0.45);
  background: #020617;
}


.hero-avatar-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}