/* ===== VARIABLES DE THÈME ===== */
:root {
  /* Light theme (default) */
  --color-primary: #1a6b8a;
  --color-primary-light: #2980a0;
  --color-primary-dark: #47a9d1;
  --color-primary-deep: #083344;

  --header-gradient-start: #7ab7d4;
  --header-gradient-mid: #3e8eaf;
  --header-gradient-end: #1a6b8a;

  --footer-gradient-start: #1a5f7a;
  --footer-gradient-mid: #0e4055;
  --footer-gradient-end: #072838;
  --footer-gradient-deep: #021620;

  --bg-white: #ffffff;
  --bg-off-white: #f5f9fc;
  --bg-card: rgba(255,255,255,0.9);
  --text-dark: #0b2b3b;
  --text-medium: #1e4757;
  --text-light: #023047;
  --text-muted: #3a5a6b;

  --accent-border: #1a6b8a;
  --card-border: rgba(26, 107, 138, 0.2);
  --card-hover-border: #3e8eaf;
  --icon-bg-start: #b8dff0;
  --icon-bg-end: #8cc7df;
  --tag-bg: #d4eaf5;
  --tag-text: #0a4055;
  --badge-bg: rgba(220, 240, 250, 0.75);
  --badge-text: #023047;
  --shadow-color: rgba(8, 51, 68, 0.12);
  --shadow-hover: rgba(8, 51, 68, 0.22);

  --header-text: #021e2b;
  --header-title-bg: rgba(255, 255, 255, 0.5);
  --header-title-text: #023047;

  --footer-text: #e0f2fe;
  --footer-link: #c3e4f8;
  --footer-hover: #ffffff;
  --footer-border: rgba(255,255,255,0.2);

  --controls-bg: rgba(255,255,255,0.8);
  --controls-text: #023047;
}

/* ===== DARK THEME ===== */
[data-theme="dark"] {
  --color-primary: #2980a0;
  --color-primary-light: #3a90b0;
  --color-primary-dark: hwb(197 37% 20%);
  --color-primary-deep: #50b9e2;

  --header-gradient-start: #1a6b8a;
  --header-gradient-mid: #0f4b63;
  --header-gradient-end: #083344;

  --footer-gradient-start: #0f4b63;
  --footer-gradient-mid: #083344;
  --footer-gradient-end: #042230;
  --footer-gradient-deep: #021016;

  --bg-white: #0a1a24;
  --bg-off-white: #0d202b;
  --bg-card: rgba(15, 30, 40, 0.9);
  --text-dark: #e0f2fe;
  --text-medium: #b8dff0;
  --text-light: #d4eaf5;
  --text-muted: #a0c8d8;

  --accent-border: #2980a0;
  --card-border: rgba(41, 128, 160, 0.3);
  --card-hover-border: #3a90b0;
  --icon-bg-start: #1a6b8a;
  --icon-bg-end: #0f4b63;
  --tag-bg: #1a3a4a;
  --tag-text: #b8dff0;
  --badge-bg: rgba(15, 30, 40, 0.8);
  --badge-text: #d4eaf5;
  --shadow-color: rgba(0, 0, 0, 0.3);
  --shadow-hover: rgba(0, 0, 0, 0.5);

  --header-text: #e0f2fe;
  --header-title-bg: rgba(15, 30, 40, 0.6);
  --header-title-text: #d4eaf5;

  --footer-text: #d4eaf5;
  --footer-link: #b8dff0;
  --footer-hover: #ffffff;
  --footer-border: rgba(255,255,255,0.15);

  --controls-bg: rgba(15, 30, 40, 0.8);
  --controls-text: #d4eaf5;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-white);
  color: var(--text-dark);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.main-container {
  flex: 1;
  background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-off-white) 30%, var(--bg-white) 80%);
  transition: background 0.3s ease;
}

/* ===== CONTROLS BAR ===== */
.controls-bar {
  position: fixed;
  top: 1rem;
  right: 1rem;
  display: flex;
  gap: 0.8rem;
  z-index: 1000;
}

.control-btn {
  background: var(--controls-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--card-border);
  color: var(--controls-text);
  padding: 0.6rem 1.2rem;
  border-radius: 30px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px var(--shadow-color);
}

.control-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--shadow-hover);
  background: var(--badge-bg);
}

.control-btn i {
  font-size: 1rem;
}

/* ===== EN-TÊTE ===== */
.site-header {
  background: linear-gradient(135deg, var(--header-gradient-start) 0%, var(--header-gradient-mid) 40%, var(--header-gradient-end) 100%);
  padding: 2.5rem 1.5rem 2rem;
  text-align: center;
  color: var(--header-text);
  box-shadow: 0 12px 28px -8px rgba(8, 51, 68, 0.25);
  transition: background 0.3s ease;
}

.profile-photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid rgba(255, 255, 255, 0.65);
  box-shadow: 0 15px 30px -10px rgba(2, 48, 71, 0.5);
  margin-bottom: 1.2rem;
  background: white;
}

.name {
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 0.3rem;
}

.title {
  font-size: 1.25rem;
  font-weight: 500;
  background: var(--header-title-bg);
  backdrop-filter: blur(8px);
  display: inline-block;
  padding: 0.45rem 1.8rem;
  border-radius: 40px;
  color: var(--header-title-text);
  margin-top: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.contact-badge {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.2rem;
  margin-top: 2rem;
  font-weight: 500;
}

.contact-badge a,
.contact-badge span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--badge-bg);
  backdrop-filter: blur(6px);
  padding: 0.55rem 1.3rem;
  border-radius: 30px;
  text-decoration: none;
  color: var(--badge-text);
  transition: all 0.25s ease;
  font-size: 0.95rem;
  border: 1px solid rgba(255,255,255,0.7);
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.contact-badge a:hover {
  background: var(--bg-card);
  box-shadow: 0 10px 22px var(--shadow-hover);
  transform: translateY(-2px);
}

/* ===== SECTIONS ===== */
.section {
  max-width: 1200px;
  margin: 3rem auto;
  padding: 0 2rem;
}

.section h2 {
  font-size: 2rem;
  font-weight: 650;
  margin-bottom: 2.2rem;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  color: var(--color-primary-dark);
  border-left: 6px solid var(--accent-border);
  padding-left: 1.4rem;
  transition: color 0.3s ease;
}

/* ===== CARTES ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.8rem;
  margin-top: 1rem;
}

.xp-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 1rem;
}

.card {
  background: var(--bg-card);
  border-radius: 24px;
  padding: 2rem 1.6rem;
  box-shadow: 0 15px 30px -12px var(--shadow-color);
  transition: all 0.3s ease;
  border: 1px solid var(--card-border);
  backdrop-filter: blur(2px);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 25px 35px -14px var(--shadow-hover);
  border-color: var(--card-hover-border);
}

.card i {
  font-size: 2.2rem;
  color: var(--color-primary-dark);
  margin-bottom: 1.2rem;
  background: linear-gradient(135deg, var(--icon-bg-start), var(--icon-bg-end));
  padding: 0.8rem;
  border-radius: 18px;
  display: inline-block;
  transition: all 0.3s ease;
}

.card h3 {
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  color: var(--text-light);
}

.card p {
  color: var(--text-muted);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.2rem;
}

.skill-tag {
  background: var(--tag-bg);
  color: var(--tag-text);
  font-weight: 500;
  font-size: 0.8rem;
  padding: 0.35rem 0.95rem;
  border-radius: 30px;
  letter-spacing: 0.2px;
}

/* ===== EXPÉRIENCES ===== */
.xp-item {
  background: var(--bg-card);
  border-radius: 20px;
  padding: 1.6rem 1.8rem;
  box-shadow: 0 10px 24px -10px var(--shadow-color);
  border-left: 5px solid var(--accent-border);
  transition: 0.25s ease;
}

.xp-item:hover {
  border-left-color: var(--color-primary-deep);
  box-shadow: 0 18px 30px -12px var(--shadow-hover);
}

.xp-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 0.5rem;
}

.company {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary-deep);
}

.period {
  background: var(--tag-bg);
  padding: 0.3rem 1.1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  color: var(--tag-text);
}

.role {
  font-weight: 600;
  margin: 0.3rem 0 0.7rem;
  color: var(--text-medium);
  font-size: 1.05rem;
}

.xp-item p {
  color: var(--text-muted);
}

/* ===== PIED DE PAGE ===== */
.site-footer {
  background: linear-gradient(180deg, var(--footer-gradient-start) 0%, var(--footer-gradient-mid) 40%, var(--footer-gradient-end) 80%, var(--footer-gradient-deep) 100%);
  color: var(--footer-text);
  padding: 2.8rem 1.5rem 2rem;
  text-align: center;
  margin-top: 3rem;
  transition: background 0.3s ease;
}

.footer-content {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-links {
  display: flex;
  gap: 2.2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: var(--footer-link);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-links a:hover {
  color: var(--footer-hover);
  text-shadow: 0 0 10px rgba(255,255,255,0.5);
}

.copyright {
  opacity: 0.85;
  font-size: 0.9rem;
  margin-top: 0.8rem;
}

hr {
  border: 0.5px solid var(--footer-border);
  width: 100%;
  margin: 0.5rem 0;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .controls-bar {
    top: 0.5rem;
    right: 0.5rem;
    gap: 0.5rem;
  }
  
  .control-btn {
    padding: 0.5rem 0.8rem;
    font-size: 0.8rem;
  }
  
  .btn-text {
    display: none;
  }
  
  .name {
    font-size: 2.1rem;
  }
  
  .contact-badge {
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
  }
  
  .xp-meta {
    flex-direction: column;
    gap: 0.3rem;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 0 1rem;
  }
  
  .section h2 {
    font-size: 1.6rem;
  }
  
  .card {
    padding: 1.5rem 1.2rem;
  }
}