/* ========================================
   PORTFOLIO FUTURISTE - RESPONSIVE DESIGN
   Optimisations mobiles, tablets et desktop
   ======================================== */

/* ========================================
   VARIABLES RESPONSIVE
   ======================================== */
:root {
  /* Breakpoints */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
  
  /* Container responsive */
  --container-sm: 100%;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1400px;
  
  /* Navigation responsive */
  --navbar-height-mobile: 70px;
  --navbar-height-desktop: 80px;
  
  /* Espacement responsive */
  --spacing-responsive-xs: clamp(0.25rem, 1vw, 0.5rem);
  --spacing-responsive-sm: clamp(0.5rem, 2vw, 1rem);
  --spacing-responsive-md: clamp(1rem, 3vw, 1.5rem);
  --spacing-responsive-lg: clamp(1.5rem, 4vw, 2rem);
  --spacing-responsive-xl: clamp(2rem, 5vw, 3rem);
  --spacing-responsive-2xl: clamp(3rem, 6vw, 4rem);
  --spacing-responsive-3xl: clamp(4rem, 8vw, 6rem);
  --spacing-responsive-4xl: clamp(6rem, 10vw, 8rem);
  
  /* Typography responsive */
  --text-responsive-xs: clamp(0.75rem, 2vw, 0.875rem);
  --text-responsive-sm: clamp(0.875rem, 2.5vw, 1rem);
  --text-responsive-base: clamp(1rem, 3vw, 1.125rem);
  --text-responsive-lg: clamp(1.125rem, 3.5vw, 1.25rem);
  --text-responsive-xl: clamp(1.25rem, 4vw, 1.5rem);
  --text-responsive-2xl: clamp(1.5rem, 5vw, 2rem);
  --text-responsive-3xl: clamp(1.875rem, 6vw, 2.5rem);
  --text-responsive-4xl: clamp(2.25rem, 7vw, 3rem);
  --text-responsive-5xl: clamp(3rem, 10vw, 4rem);
  --text-responsive-6xl: clamp(4rem, 12vw, 6rem);
}

/* ========================================
   BASE RESPONSIVE
   ======================================== */
* {
  box-sizing: border-box;
}

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

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

/* ========================================
   CONTAINERS RESPONSIVE
   ======================================== */
.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-responsive-md);
  padding-right: var(--spacing-responsive-md);
}

/* Responsive container widths */
@media (min-width: 640px) {
  .container {
    max-width: var(--container-sm);
  }
}

@media (min-width: 768px) {
  .container {
    max-width: var(--container-md);
    padding-left: var(--spacing-responsive-lg);
    padding-right: var(--spacing-responsive-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    max-width: var(--container-lg);
  }
}

@media (min-width: 1280px) {
  .container {
    max-width: var(--container-xl);
  }
}

@media (min-width: 1536px) {
  .container {
    max-width: var(--container-2xl);
  }
}

/* ========================================
   NAVIGATION RESPONSIVE
   ======================================== */
.navbar {
  height: var(--navbar-height-mobile);
  transition: all var(--transition-normal);
}

@media (min-width: 768px) {
  .navbar {
    height: var(--navbar-height-desktop);
  }
}

.nav-container {
  padding: 0 var(--spacing-responsive-md);
  height: 100%;
}

@media (min-width: 768px) {
  .nav-container {
    padding: 0 var(--spacing-responsive-lg);
  }
}

.nav-logo {
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

@media (min-width: 768px) {
  .nav-logo {
    transform: scale(1);
  }
}

.logo-text {
  font-size: var(--text-responsive-lg);
}

@media (min-width: 768px) {
  .logo-text {
    font-size: var(--text-responsive-xl);
  }
}

.logo-subtitle {
  font-size: var(--text-responsive-xs);
}

.nav-menu {
  position: fixed;
  top: var(--navbar-height-mobile);
  left: -100%;
  width: 100%;
  height: calc(100vh - var(--navbar-height-mobile));
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: left var(--transition-normal);
  z-index: var(--z-dropdown);
  padding: var(--spacing-responsive-lg) 0;
}

@media (min-width: 768px) {
  .nav-menu {
    position: static;
    top: auto;
    left: auto;
    width: auto;
    height: auto;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    padding: 0;
    z-index: auto;
  }
}

.nav-menu.active {
  left: 0;
}

.nav-list {
  flex-direction: column;
  gap: var(--spacing-responsive-md);
  padding: 0 var(--spacing-responsive-lg);
  align-items: stretch;
}

@media (min-width: 768px) {
  .nav-list {
    flex-direction: row;
    gap: var(--spacing-responsive-lg);
    padding: 0;
    align-items: center;
  }
}

.nav-link {
  padding: var(--spacing-responsive-md);
  font-size: var(--text-responsive-base);
  border-radius: var(--border-radius-lg);
  justify-content: flex-start;
}

@media (min-width: 768px) {
  .nav-link {
    padding: var(--spacing-responsive-sm) var(--spacing-responsive-md);
    font-size: var(--text-responsive-sm);
    justify-content: center;
  }
}

.nav-icon {
  font-size: var(--text-responsive-xl);
}

@media (min-width: 768px) {
  .nav-icon {
    font-size: var(--text-responsive-lg);
  }
}

.nav-text {
  font-size: var(--text-responsive-base);
}

@media (min-width: 768px) {
  .nav-text {
    font-size: var(--text-responsive-sm);
  }
}

.nav-controls {
  gap: var(--spacing-responsive-sm);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  font-size: var(--text-responsive-lg);
}

@media (min-width: 768px) {
  .theme-toggle {
    width: 44px;
    height: 44px;
    font-size: var(--text-responsive-xl);
  }
}

.hamburger {
  display: flex;
  width: 35px;
  height: 35px;
}

@media (min-width: 768px) {
  .hamburger {
    display: none;
  }
}

/* ========================================
   TYPOGRAPHIE RESPONSIVE
   ======================================== */
h1 {
  font-size: var(--text-responsive-3xl);
  line-height: 1.1;
}

h2 {
  font-size: var(--text-responsive-2xl);
  line-height: 1.2;
}

h3 {
  font-size: var(--text-responsive-xl);
  line-height: 1.3;
}

h4 {
  font-size: var(--text-responsive-lg);
  line-height: 1.4;
}

h5 {
  font-size: var(--text-responsive-base);
  line-height: 1.4;
}

h6 {
  font-size: var(--text-responsive-sm);
  line-height: 1.5;
}

p {
  font-size: var(--text-responsive-base);
  line-height: 1.6;
}

@media (min-width: 768px) {
  h1 { font-size: var(--text-responsive-4xl); }
  h2 { font-size: var(--text-responsive-3xl); }
  h3 { font-size: var(--text-responsive-2xl); }
  h4 { font-size: var(--text-responsive-xl); }
  h5 { font-size: var(--text-responsive-lg); }
  h6 { font-size: var(--text-responsive-base); }
  p { font-size: var(--text-responsive-lg); }
}

@media (min-width: 1024px) {
  h1 { font-size: var(--text-responsive-5xl); }
  h2 { font-size: var(--text-responsive-4xl); }
  h3 { font-size: var(--text-responsive-3xl); }
  h4 { font-size: var(--text-responsive-2xl); }
  h5 { font-size: var(--text-responsive-xl); }
  h6 { font-size: var(--text-responsive-lg); }
}

/* ========================================
   SECTIONS RESPONSIVE
   ======================================== */
.section {
  min-height: 100vh;
  padding: var(--spacing-responsive-3xl) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--spacing-responsive-4xl) 0;
  }
}

.section-header {
  margin-bottom: var(--spacing-responsive-3xl);
}

@media (min-width: 768px) {
  .section-header {
    margin-bottom: var(--spacing-responsive-4xl);
  }
}

.section-title {
  font-size: var(--text-responsive-2xl);
  margin-bottom: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .section-title {
    font-size: var(--text-responsive-3xl);
  }
}

@media (min-width: 1024px) {
  .section-title {
    font-size: var(--text-responsive-4xl);
  }
}

.section-subtitle {
  font-size: var(--text-responsive-base);
  max-width: 500px;
}

@media (min-width: 768px) {
  .section-subtitle {
    font-size: var(--text-responsive-lg);
    max-width: 600px;
  }
}

/* ========================================
   HERO SECTION RESPONSIVE
   ======================================== */
.hero-section {
  padding: var(--spacing-responsive-2xl) 0;
}

.hero-container {
  padding: 0 var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .hero-container {
    padding: 0 var(--spacing-responsive-lg);
  }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-responsive-2xl);
  align-items: center;
  min-height: 70vh;
}

@media (min-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-responsive-3xl);
    min-height: 80vh;
  }
}

@media (min-width: 1024px) {
  .hero-content {
    min-height: 90vh;
  }
}

.hero-text {
  text-align: center;
}

@media (min-width: 768px) {
  .hero-text {
    text-align: left;
  }
}

.title-line {
  font-size: var(--text-responsive-base);
  margin-bottom: var(--spacing-responsive-sm);
}

@media (min-width: 768px) {
  .title-line {
    font-size: var(--text-responsive-lg);
  }
}

.title-name {
  font-size: var(--text-responsive-3xl);
  margin-bottom: var(--spacing-responsive-sm);
}

@media (min-width: 768px) {
  .title-name {
    font-size: var(--text-responsive-4xl);
  }
}

@media (min-width: 1024px) {
  .title-name {
    font-size: var(--text-responsive-5xl);
  }
}

.title-role {
  font-size: var(--text-responsive-lg);
}

@media (min-width: 768px) {
  .title-role {
    font-size: var(--text-responsive-xl);
  }
}

.hero-description {
  font-size: var(--text-responsive-base);
  margin-bottom: var(--spacing-responsive-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .hero-description {
    font-size: var(--text-responsive-lg);
    margin-left: 0;
    margin-right: 0;
  }
}

.hero-buttons {
  flex-direction: column;
  gap: var(--spacing-responsive-md);
  align-items: center;
}

@media (min-width: 768px) {
  .hero-buttons {
    flex-direction: row;
    gap: var(--spacing-responsive-lg);
    align-items: flex-start;
  }
}

.btn {
  padding: var(--spacing-responsive-md) var(--spacing-responsive-xl);
  font-size: var(--text-responsive-base);
  width: 100%;
  max-width: 250px;
}

@media (min-width: 768px) {
  .btn {
    width: auto;
    max-width: none;
  }
}

.hero-visual {
  gap: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .hero-visual {
    gap: var(--spacing-responsive-2xl);
  }
}

.avatar-container {
  width: 150px;
  height: 150px;
}

@media (min-width: 768px) {
  .avatar-container {
    width: 180px;
    height: 180px;
  }
}

@media (min-width: 1024px) {
  .avatar-container {
    width: 200px;
    height: 200px;
  }
}

.avatar-image {
  width: 135px;
  height: 135px;
}

@media (min-width: 768px) {
  .avatar-image {
    width: 162px;
    height: 162px;
  }
}

@media (min-width: 1024px) {
  .avatar-image {
    width: 180px;
    height: 180px;
  }
}

.avatar-placeholder {
  font-size: var(--text-responsive-2xl);
}

@media (min-width: 768px) {
  .avatar-placeholder {
    font-size: var(--text-responsive-3xl);
  }
}

@media (min-width: 1024px) {
  .avatar-placeholder {
    font-size: var(--text-responsive-4xl);
  }
}

.hero-stats {
  grid-template-columns: 1fr;
  gap: var(--spacing-responsive-md);
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    max-width: none;
  }
}

.stat-item {
  padding: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .stat-item {
    padding: var(--spacing-responsive-lg);
  }
}

.stat-number {
  font-size: var(--text-responsive-xl);
}

@media (min-width: 768px) {
  .stat-number {
    font-size: var(--text-responsive-2xl);
  }
}

.stat-label {
  font-size: var(--text-responsive-xs);
}

@media (min-width: 768px) {
  .stat-label {
    font-size: var(--text-responsive-sm);
  }
}

.scroll-indicator {
  bottom: var(--spacing-responsive-lg);
  gap: var(--spacing-responsive-sm);
}

@media (min-width: 768px) {
  .scroll-indicator {
    bottom: var(--spacing-responsive-2xl);
  }
}

.scroll-text {
  font-size: var(--text-responsive-xs);
}

/* ========================================
   ABOUT SECTION RESPONSIVE
   ======================================== */
.about-content {
  grid-template-columns: 1fr;
  gap: var(--spacing-responsive-2xl);
}

@media (min-width: 1024px) {
  .about-content {
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-responsive-4xl);
  }
}

.about-card {
  padding: var(--spacing-responsive-xl);
}

@media (min-width: 768px) {
  .about-card {
    padding: var(--spacing-responsive-2xl);
  }
}

.about-card h3 {
  font-size: var(--text-responsive-xl);
  margin-bottom: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .about-card h3 {
    font-size: var(--text-responsive-2xl);
  }
}

.about-card p {
  font-size: var(--text-responsive-base);
  margin-bottom: var(--spacing-responsive-xl);
}

@media (min-width: 768px) {
  .about-card p {
    font-size: var(--text-responsive-lg);
  }
}

.highlight-item {
  padding: var(--spacing-responsive-md);
  margin-bottom: var(--spacing-responsive-sm);
}

.skill-badges {
  gap: var(--spacing-responsive-sm);
}

@media (min-width: 768px) {
  .skill-badges {
    gap: var(--spacing-responsive-md);
  }
}

.skill-badge {
  padding: var(--spacing-responsive-sm) var(--spacing-responsive-md);
  font-size: var(--text-responsive-xs);
}

@media (min-width: 768px) {
  .skill-badge {
    font-size: var(--text-responsive-sm);
  }
}

/* ========================================
   PROJECTS SECTION RESPONSIVE
   ======================================== */
.projects-section {
  padding: var(--spacing-responsive-3xl) 0;
}

.project-filters {
  gap: var(--spacing-responsive-sm);
  margin-bottom: var(--spacing-responsive-3xl);
  flex-wrap: wrap;
  justify-content: center;
}

@media (min-width: 768px) {
  .project-filters {
    gap: var(--spacing-responsive-md);
  }
}

.filter-btn {
  padding: var(--spacing-responsive-sm) var(--spacing-responsive-md);
  font-size: var(--text-responsive-sm);
  white-space: nowrap;
}

@media (min-width: 768px) {
  .filter-btn {
    padding: var(--spacing-responsive-md) var(--spacing-responsive-lg);
    font-size: var(--text-responsive-base);
  }
}

.projects-grid {
  grid-template-columns: 1fr;
  gap: var(--spacing-responsive-xl);
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-responsive-2xl);
  }
}

@media (min-width: 1024px) {
  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  }
}

.project-card {
  margin-bottom: var(--spacing-responsive-sm);
}

.project-image {
  height: 180px;
}

@media (min-width: 768px) {
  .project-image {
    height: 200px;
  }
}

.project-info {
  padding: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .project-info {
    padding: var(--spacing-responsive-xl);
  }
}

.project-title {
  font-size: var(--text-responsive-lg);
  margin-bottom: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .project-title {
    font-size: var(--text-responsive-xl);
  }
}

.project-description {
  font-size: var(--text-responsive-sm);
  margin-bottom: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .project-description {
    font-size: var(--text-responsive-base);
  }
}

.project-btn {
  padding: var(--spacing-responsive-sm) var(--spacing-responsive-lg);
  font-size: var(--text-responsive-sm);
}

@media (min-width: 768px) {
  .project-btn {
    font-size: var(--text-responsive-base);
  }
}

/* ========================================
   SKILLS SECTION RESPONSIVE
   ======================================== */
.skills-content {
  grid-template-columns: 1fr;
  gap: var(--spacing-responsive-2xl);
  align-items: start;
}

@media (min-width: 1024px) {
  .skills-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-responsive-4xl);
  }
}

#skills-canvas {
  width: 100%;
  max-width: 350px;
  height: auto;
  margin: 0 auto;
}

@media (min-width: 768px) {
  #skills-canvas {
    max-width: 400px;
  }
}

.skills-list {
  gap: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .skills-list {
    gap: var(--spacing-responsive-xl);
  }
}

.skill-category h3 {
  font-size: var(--text-responsive-lg);
  margin-bottom: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .skill-category h3 {
    font-size: var(--text-responsive-xl);
  }
}

.skill-item {
  grid-template-columns: 1fr auto;
  gap: var(--spacing-responsive-sm);
  align-items: center;
  margin-bottom: var(--spacing-responsive-sm);
}

@media (min-width: 768px) {
  .skill-item {
    gap: var(--spacing-responsive-md);
    margin-bottom: var(--spacing-responsive-md);
  }
}

.skill-name {
  font-size: var(--text-responsive-sm);
}

@media (min-width: 768px) {
  .skill-name {
    font-size: var(--text-responsive-base);
  }
}

.skill-bar {
  width: 150px;
  height: 6px;
}

@media (min-width: 768px) {
  .skill-bar {
    width: 200px;
    height: 8px;
  }
}

.skill-percentage {
  font-size: var(--text-responsive-xs);
  min-width: 35px;
}

@media (min-width: 768px) {
  .skill-percentage {
    font-size: var(--text-responsive-sm);
    min-width: 40px;
  }
}

/* ========================================
   EXPERIENCE SECTION RESPONSIVE
   ======================================== */
.experience-section {
  padding: var(--spacing-responsive-3xl) 0;
}

.timeline::before {
  left: 30px;
  width: 3px;
}

@media (min-width: 768px) {
  .timeline::before {
    left: 50%;
    width: 4px;
  }
}

.timeline-item {
  width: 100%;
  left: 0 !important;
  padding-left: 80px !important;
  padding-right: 0 !important;
  margin-bottom: var(--spacing-responsive-3xl);
}

@media (min-width: 768px) {
  .timeline-item {
    width: 50%;
    margin-bottom: var(--spacing-responsive-4xl);
  }
  
  .timeline-item:nth-child(odd) {
    left: 0 !important;
    padding-right: var(--spacing-responsive-2xl) !important;
    padding-left: 0 !important;
  }
  
  .timeline-item:nth-child(even) {
    left: 50% !important;
    padding-left: var(--spacing-responsive-2xl) !important;
    padding-right: 0 !important;
  }
}

.timeline-marker {
  width: 16px;
  height: 16px;
  border-width: 3px;
  left: 22px !important;
  right: auto !important;
}

@media (min-width: 768px) {
  .timeline-marker {
    width: 20px;
    height: 20px;
    border-width: 4px;
  }
  
  .timeline-item:nth-child(odd) .timeline-marker {
    right: -10px !important;
    left: auto !important;
  }
  
  .timeline-item:nth-child(even) .timeline-marker {
    left: -10px !important;
  }
}

.timeline-content {
  padding: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .timeline-content {
    padding: var(--spacing-responsive-xl);
  }
}

.timeline-date {
  font-size: var(--text-responsive-xs);
}

@media (min-width: 768px) {
  .timeline-date {
    font-size: var(--text-responsive-sm);
  }
}

.timeline-title {
  font-size: var(--text-responsive-lg);
  margin-bottom: var(--spacing-responsive-xs);
}

@media (min-width: 768px) {
  .timeline-title {
    font-size: var(--text-responsive-xl);
  }
}

.timeline-company {
  font-size: var(--text-responsive-base);
  margin-bottom: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .timeline-company {
    font-size: var(--text-responsive-lg);
  }
}

.timeline-description {
  font-size: var(--text-responsive-sm);
  margin-bottom: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .timeline-description {
    font-size: var(--text-responsive-base);
  }
}

.timeline-tags {
  gap: var(--spacing-responsive-xs);
}

@media (min-width: 768px) {
  .timeline-tags {
    gap: var(--spacing-responsive-sm);
  }
}

.timeline-tag {
  padding: var(--spacing-responsive-xs) var(--spacing-responsive-sm);
  font-size: var(--text-responsive-xs);
}

/* ========================================
   CONTACT SECTION RESPONSIVE
   ======================================== */
.contact-content {
  grid-template-columns: 1fr;
  gap: var(--spacing-responsive-2xl);
}

@media (min-width: 1024px) {
  .contact-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-responsive-4xl);
  }
}

.contact-card {
  padding: var(--spacing-responsive-xl);
}

@media (min-width: 768px) {
  .contact-card {
    padding: var(--spacing-responsive-2xl);
  }
}

.contact-card h3 {
  font-size: var(--text-responsive-lg);
  margin-bottom: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .contact-card h3 {
    font-size: var(--text-responsive-xl);
  }
}

.contact-item {
  padding: var(--spacing-responsive-md);
  margin-bottom: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .contact-item {
    margin-bottom: var(--spacing-responsive-lg);
  }
}

.contact-icon {
  font-size: var(--text-responsive-lg);
  width: 20px;
}

@media (min-width: 768px) {
  .contact-icon {
    font-size: var(--text-responsive-xl);
    width: 24px;
  }
}

.contact-text {
  font-size: var(--text-responsive-sm);
}

@media (min-width: 768px) {
  .contact-text {
    font-size: var(--text-responsive-base);
  }
}

.social-links {
  gap: var(--spacing-responsive-md);
  justify-content: center;
  flex-wrap: wrap;
}

@media (min-width: 768px) {
  .social-links {
    justify-content: flex-start;
  }
}

.social-link {
  width: 44px;
  height: 44px;
  font-size: var(--text-responsive-lg);
}

@media (min-width: 768px) {
  .social-link {
    width: 48px;
    height: 48px;
    font-size: var(--text-responsive-xl);
  }
}

.contact-form {
  padding: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .contact-form {
    padding: var(--spacing-responsive-2xl);
  }
}

.form-input,
.form-textarea {
  padding: var(--spacing-responsive-md);
  font-size: var(--text-responsive-base);
  border-radius: var(--border-radius-lg);
}

.form-textarea {
  min-height: 100px;
}

@media (min-width: 768px) {
  .form-textarea {
    min-height: 120px;
  }
}

.form-error {
  font-size: var(--text-responsive-xs);
}

/* ========================================
   GAMES SECTION RESPONSIVE
   ======================================== */
.games-section {
  padding: var(--spacing-responsive-3xl) 0;
}

.games-grid {
  grid-template-columns: 1fr;
  gap: var(--spacing-responsive-xl);
}

@media (min-width: 768px) {
  .games-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-responsive-2xl);
  }
}

@media (min-width: 1024px) {
  .games-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.game-card {
  padding: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .game-card {
    padding: var(--spacing-responsive-xl);
  }
}

.game-title {
  font-size: var(--text-responsive-lg);
}

@media (min-width: 768px) {
  .game-title {
    font-size: var(--text-responsive-xl);
  }
}

.game-description {
  font-size: var(--text-responsive-xs);
}

@media (min-width: 768px) {
  .game-description {
    font-size: var(--text-responsive-sm);
  }
}

/* ========================================
   SNAKE GAME RESPONSIVE
   ======================================== */
#snake-canvas {
  width: 100%;
  max-width: 250px;
  height: auto;
}

@media (min-width: 768px) {
  #snake-canvas {
    max-width: 300px;
  }
}

.game-controls {
  flex-direction: column;
  gap: var(--spacing-responsive-md);
  align-items: center;
}

@media (min-width: 640px) {
  .game-controls {
    flex-direction: row;
    justify-content: space-between;
  }
}

.score-display {
  font-size: var(--text-responsive-base);
}

@media (min-width: 768px) {
  .score-display {
    font-size: var(--text-responsive-lg);
  }
}

.game-buttons {
  display: flex;
  gap: var(--spacing-responsive-sm);
  flex-wrap: wrap;
  justify-content: center;
}

/* ========================================
   CALCULATOR RESPONSIVE
   ======================================== */
.calculator {
  max-width: 280px;
  margin: 0 auto;
  padding: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .calculator {
    max-width: 300px;
    padding: var(--spacing-responsive-lg);
  }
}

.calculator-display {
  padding: var(--spacing-responsive-md);
  min-height: 50px;
}

@media (min-width: 768px) {
  .calculator-display {
    padding: var(--spacing-responsive-lg);
    min-height: 60px;
  }
}

.display-previous {
  font-size: var(--text-responsive-xs);
  height: 16px;
}

@media (min-width: 768px) {
  .display-previous {
    font-size: var(--text-responsive-sm);
    height: 20px;
  }
}

.display-current {
  font-size: var(--text-responsive-xl);
}

@media (min-width: 768px) {
  .display-current {
    font-size: var(--text-responsive-2xl);
  }
}

.calculator-buttons {
  gap: var(--spacing-responsive-sm);
}

.calc-btn {
  padding: var(--spacing-responsive-sm);
  font-size: var(--text-responsive-sm);
}

@media (min-width: 768px) {
  .calc-btn {
    padding: var(--spacing-responsive-md);
    font-size: var(--text-responsive-base);
  }
}

/* ========================================
   TODO LIST RESPONSIVE
   ======================================== */
.todo-container {
  max-width: 350px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .todo-container {
    max-width: 400px;
  }
}

.todo-input-container {
  flex-direction: column;
  gap: var(--spacing-responsive-sm);
  margin-bottom: var(--spacing-responsive-md);
}

@media (min-width: 640px) {
  .todo-input-container {
    flex-direction: row;
  }
}

#todo-input {
  padding: var(--spacing-responsive-md);
  font-size: var(--text-responsive-base);
  border-radius: var(--border-radius-lg);
}

.todo-filters {
  gap: var(--spacing-responsive-xs);
  margin-bottom: var(--spacing-responsive-md);
  flex-wrap: wrap;
  justify-content: center;
}

@media (min-width: 768px) {
  .todo-filters {
    gap: var(--spacing-responsive-sm);
    margin-bottom: var(--spacing-responsive-lg);
  }
}

.todo-filter {
  padding: var(--spacing-responsive-xs) var(--spacing-responsive-sm);
  font-size: var(--text-responsive-xs);
  white-space: nowrap;
}

@media (min-width: 768px) {
  .todo-filter {
    padding: var(--spacing-responsive-sm) var(--spacing-responsive-md);
    font-size: var(--text-responsive-sm);
  }
}

.todo-list {
  max-height: 250px;
  margin-bottom: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .todo-list {
    max-height: 300px;
    margin-bottom: var(--spacing-responsive-lg);
  }
}

.todo-item {
  padding: var(--spacing-responsive-sm);
  margin-bottom: var(--spacing-responsive-xs);
}

@media (min-width: 768px) {
  .todo-item {
    padding: var(--spacing-responsive-md);
    margin-bottom: var(--spacing-responsive-sm);
  }
}

.todo-checkbox {
  width: 18px;
  height: 18px;
}

@media (min-width: 768px) {
  .todo-checkbox {
    width: 20px;
    height: 20px;
  }
}

.todo-text {
  font-size: var(--text-responsive-sm);
}

@media (min-width: 768px) {
  .todo-text {
    font-size: var(--text-responsive-base);
  }
}

.todo-stats {
  font-size: var(--text-responsive-xs);
  flex-direction: column;
  gap: var(--spacing-responsive-sm);
  text-align: center;
}

@media (min-width: 640px) {
  .todo-stats {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* ========================================
   WEATHER WIDGET RESPONSIVE
   ======================================== */
.weather-widget {
  padding: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .weather-widget {
    padding: var(--spacing-responsive-xl);
  }
}

.weather-location {
  margin-bottom: var(--spacing-responsive-md);
}

@media (min-width: 768px) {
  .weather-location {
    margin-bottom: var(--spacing-responsive-lg);
  }
}

#weather-city {
  font-size: var(--text-responsive-base);
}

@media (min-width: 768px) {
  #weather-city {
    font-size: var(--text-responsive-lg);
  }
}

.weather-main {
  gap: var(--spacing-responsive-md);
  margin-bottom: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .weather-main {
    gap: var(--spacing-responsive-lg);
    margin-bottom: var(--spacing-responsive-xl);
  }
}

.weather-icon {
  font-size: var(--text-responsive-4xl);
}

@media (min-width: 768px) {
  .weather-icon {
    font-size: var(--text-responsive-5xl);
  }
}

.weather-temp {
  font-size: var(--text-responsive-3xl);
}

@media (min-width: 768px) {
  .weather-temp {
    font-size: var(--text-responsive-4xl);
  }
}

.weather-details {
  grid-template-columns: 1fr;
  gap: var(--spacing-responsive-sm);
}

@media (min-width: 768px) {
  .weather-details {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-responsive-md);
  }
}

.detail-label {
  font-size: var(--text-responsive-xs);
}

@media (min-width: 768px) {
  .detail-label {
    font-size: var(--text-responsive-xs);
  }
}

.detail-value {
  font-size: var(--text-responsive-sm);
}

@media (min-width: 768px) {
  .detail-value {
    font-size: var(--text-responsive-base);
  }
}

/* ========================================
   MODAL RESPONSIVE
   ======================================== */
.modal {
  padding: var(--spacing-responsive-md);
  align-items: flex-start;
  padding-top: var(--spacing-responsive-2xl);
}

@media (min-width: 768px) {
  .modal {
    padding: var(--spacing-responsive-lg);
    align-items: center;
    padding-top: 0;
  }
}

.modal-content {
  width: 95%;
  max-height: 95vh;
  margin: var(--spacing-responsive-sm) 0;
}

@media (min-width: 768px) {
  .modal-content {
    width: 90%;
    max-width: 600px;
    margin: 0;
  }
}

.modal-header {
  padding: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .modal-header {
    padding: var(--spacing-responsive-xl);
  }
}

.modal-title {
  font-size: var(--text-responsive-lg);
}

@media (min-width: 768px) {
  .modal-title {
    font-size: var(--text-responsive-xl);
  }
}

.modal-close {
  font-size: var(--text-responsive-xl);
  padding: var(--spacing-responsive-sm);
}

@media (min-width: 768px) {
  .modal-close {
    font-size: var(--text-responsive-2xl);
  }
}

.modal-body {
  padding: var(--spacing-responsive-lg);
}

@media (min-width: 768px) {
  .modal-body {
    padding: var(--spacing-responsive-xl);
  }
}

.modal-preview {
  height: 150px;
}

@media (min-width: 768px) {
  .modal-preview {
    height: 200px;
  }
}

.modal-links {
  gap: var(--spacing-responsive-sm);
  flex-direction: column;
}

@media (min-width: 768px) {
  .modal-links {
    gap: var(--spacing-responsive-md);
    flex-direction: row;
  }
}

/* ========================================
   UTILITAIRES RESPONSIVE
   ======================================== */
.hidden-mobile {
  display: none;
}

@media (min-width: 768px) {
  .hidden-mobile {
    display: block;
  }
}

.hidden-desktop {
  display: block;
}

@media (min-width: 768px) {
  .hidden-desktop {
    display: none;
  }
}

.text-center-mobile {
  text-align: center;
}

@media (min-width: 768px) {
  .text-center-mobile {
    text-align: left;
  }
}

.flex-column-mobile {
  flex-direction: column;
}

@media (min-width: 768px) {
  .flex-column-mobile {
    flex-direction: row;
  }
}

/* ========================================
   PERFORMANCES RESPONSIVE
   ======================================== */
@media (max-width: 640px) {
  /* Réduire les animations sur mobile pour améliorer les performances */
  .animate-float,
  .animate-pulseGlow,
  .animate-gradientShift {
    animation-duration: 4s;
  }
  
  /* Simplifier les ombres sur mobile */
  .card,
  .glass-card,
  .navbar {
    box-shadow: var(--shadow-sm);
  }
  
  /* Réduire la complexité des dégradés */
  .hero-section,
  .project-preview,
  .modal-preview {
    background: var(--primary-color);
  }
}

/* ========================================
   ACCESSIBILITÉ RESPONSIVE
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media (prefers-contrast: high) {
  :root {
    --bg-card: var(--bg-primary);
    --border-primary: var(--text-primary);
    --text-secondary: var(--text-primary);
  }
}

/* ========================================
   TOUCH TARGETS POUR MOBILE
   ======================================== */
@media (max-width: 768px) {
  /* Assurer une taille minimale de 44px pour les éléments tactiles */
  .btn,
  .nav-link,
  .filter-btn,
  .calc-btn,
  .todo-filter,
  .theme-toggle,
  .social-link {
    min-height: 44px;
    min-width: 44px;
  }
  
  /* Augmenter l'espacement entre les éléments tactiles */
  .nav-list .nav-link {
    margin-bottom: var(--spacing-responsive-sm);
  }
  
  .projects-grid .project-card {
    margin-bottom: var(--spacing-responsive-md);
  }
}

/* ========================================
   LANDSCAPE MOBILE
   ======================================== */
@media (max-height: 500px) and (orientation: landscape) {
  .hero-content {
    min-height: auto;
    padding: var(--spacing-responsive-2xl) 0;
  }
  
  .section {
    min-height: auto;
    padding: var(--spacing-responsive-2xl) 0;
  }
  
  .navbar {
    position: relative;
  }
  
  .main-content {
    margin-top: 0;
  }
}

/* ========================================
   PRINT RESPONSIVE
   ======================================== */
@media print {
  .navbar,
  .hamburger,
  .theme-toggle,
  .btn,
  .modal,
  #particles-canvas,
  .scroll-to-top {
    display: none !important;
  }
  
  .section {
    page-break-inside: avoid;
    min-height: auto;
    padding: 1rem 0;
  }
  
  .card {
    box-shadow: none;
    border: 1px solid #ccc;
    margin-bottom: 1rem;
  }
  
  .hero-section {
    background: none !important;
    color: black !important;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
  
  h1 { font-size: 18pt; }
  h2 { font-size: 16pt; }
  h3 { font-size: 14pt; }
  h4 { font-size: 12pt; }
  
  .container {
    max-width: none;
    padding: 0;
  }
}