/* =========================
   Écho Créatif – style.css
   Industrial Modern Theme
   ========================= */

/* ====== CSS Variables ====== */
:root {
  --color-primary: #232D3C;
  --color-secondary: #5FB2D1;
  --color-accent: #F6E6B4;
  --color-bg: #181C22;
  --color-bg-light: #232D3C;
  --color-bg-dark: #15181d;
  --color-metal: #A0A8B3;
  --color-text: #F6F6F6;
  --color-text-light: #E0E0E0;
  --color-text-dark: #232D3C;
  --color-card: #232D3C;
  --color-card-alt: #232D3C;
  --color-shadow: rgba(30, 36, 44, 0.5);
  --color-border: #3A4452;
  --color-success: #5FB2D1;
  --color-warning: #F6E6B4;
  --color-error: #E57373;
  --font-display: 'Montserrat', 'Arial Black', 'Arial', sans-serif;
  --font-body: 'Roboto', 'Segoe UI', 'Arial', sans-serif;
  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 18px;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
  --shadow: 0 4px 24px var(--color-shadow);
  --shadow-hover: 0 8px 32px var(--color-shadow);
  --metal-gradient: linear-gradient(90deg, #A0A8B3 0%, #6B7683 100%);
}

/* ====== Reset & Base ====== */
html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
  background: var(--color-bg);
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  line-height: 1.6;
  letter-spacing: 0.01em;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-accent);
}

/* ====== Typography ====== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-accent);
  margin-top: 0;
  margin-bottom: 0.5em;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 8px rgba(30,36,44,0.18);
}
h1 {
  font-size: 2.3rem;
  line-height: 1.1;
}
h2 {
  font-size: 1.7rem;
  line-height: 1.2;
}
h3 {
  font-size: 1.2rem;
  line-height: 1.3;
}
h4, h5, h6 {
  font-size: 1rem;
}
p, ul, ol, li {
  font-family: var(--font-body);
  color: var(--color-text-light);
  font-size: 1rem;
  margin-top: 0;
  margin-bottom: 1em;
}
strong {
  color: var(--color-accent);
  font-weight: 700;
}

/* ====== Layout Containers ====== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ====== Section Spacing ====== */
section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-bg-light);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  position: relative;
}
section:last-child {
  margin-bottom: 0;
}

/* ====== Header & Navigation ====== */
header {
  background: var(--color-bg-dark);
  box-shadow: 0 2px 12px rgba(30,36,44,0.18);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}
header img {
  height: 48px;
  width: auto;
  margin-right: 24px;
}
nav {
  display: flex;
  flex-direction: row;
  gap: 24px;
  align-items: center;
}
nav a {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--color-metal);
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
nav a:hover, nav a:focus {
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
}
.cta-button {
  background: var(--metal-gradient);
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  padding: 12px 32px;
  border: none;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 8px rgba(30,36,44,0.12);
  cursor: pointer;
  margin-left: 24px;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  outline: none;
  position: relative;
  z-index: 1;
}
.cta-button:hover, .cta-button:focus {
  background: var(--color-accent);
  color: var(--color-primary);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px) scale(1.03);
}

/* ====== Mobile Navigation ====== */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-accent);
  font-size: 2rem;
  cursor: pointer;
  margin-left: 16px;
  transition: color var(--transition), transform var(--transition);
  z-index: 110;
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-accent);
}
.mobile-menu {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(24,28,34,0.98);
  z-index: 200;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
  opacity: 0;
  pointer-events: none;
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  align-self: flex-end;
  margin: 24px 24px 0 0;
  background: none;
  border: none;
  color: var(--color-accent);
  font-size: 2.2rem;
  cursor: pointer;
  transition: color var(--transition), transform var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: var(--color-secondary);
  transform: scale(1.1);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 28px;
  width: 100%;
  align-items: flex-start;
  margin-top: 40px;
  padding-left: 40px;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.06em;
  transition: color var(--transition);
  border-left: 4px solid transparent;
  padding-left: 12px;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-secondary);
  border-left: 4px solid var(--color-secondary);
}

/* ====== Responsive Header ====== */
@media (max-width: 1024px) {
  header .container {
    gap: 12px;
  }
  nav {
    gap: 16px;
  }
  .cta-button {
    margin-left: 12px;
    padding: 10px 20px;
    font-size: 1rem;
  }
}
@media (max-width: 900px) {
  nav {
    display: none;
  }
  .cta-button {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
}

/* ====== Section Layouts ====== */
.feature-grid, .course-cards, .team-preview, .trainers-list, .testimonial-grid, .testimonials-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  margin-top: 20px;
}
.feature-grid > div, .course-cards > div, .team-preview > div, .trainers-list > div, .testimonial-grid > div, .testimonials-slider > div {
  background: var(--color-card);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 12px rgba(30,36,44,0.12);
  padding: 28px 24px;
  flex: 1 1 260px;
  min-width: 260px;
  max-width: 100%;
  margin-bottom: 20px;
  border: 1.5px solid var(--color-border);
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.feature-grid > div:hover, .course-cards > div:hover, .team-preview > div:hover, .trainers-list > div:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-secondary);
  transform: translateY(-4px) scale(1.02);
}

/* ====== Testimonial Cards ====== */
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px;
  background: var(--color-accent);
  color: var(--color-text-dark);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 12px rgba(30,36,44,0.10);
  margin-bottom: 20px;
  min-width: 260px;
  max-width: 100%;
  border-left: 6px solid var(--color-secondary);
  font-size: 1.05rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card p {
  color: var(--color-accent);
  font-size: 1.1rem;
  margin-bottom: 0.5em;
}
.testimonial-card span {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 1rem;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px) scale(1.01);
}

/* ====== FAQ Accordion ====== */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 20px;
}
.faq-accordion > div {
  background: var(--color-card);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 12px rgba(30,36,44,0.10);
  padding: 20px 24px;
  border-left: 4px solid var(--color-secondary);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.faq-accordion > div:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}
.faq-accordion h3 {
  color: var(--color-accent);
  font-size: 1.1rem;
  margin-bottom: 0.5em;
}
.faq-accordion p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* ====== Cookie Consent Banner ====== */
.cookie-banner {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100vw;
  background: var(--color-bg-dark);
  color: var(--color-text);
  box-shadow: 0 -2px 16px rgba(30,36,44,0.18);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 32px;
  z-index: 300;
  font-size: 1rem;
  animation: cookie-slide-in 0.5s cubic-bezier(.4,0,.2,1);
}
@keyframes cookie-slide-in {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
}
.cookie-banner button {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  margin: 0;
}
.cookie-banner .accept {
  background: var(--color-secondary);
  color: var(--color-primary);
}
.cookie-banner .accept:hover, .cookie-banner .accept:focus {
  background: var(--color-accent);
  color: var(--color-primary);
}
.cookie-banner .reject {
  background: var(--color-error);
  color: #fff;
}
.cookie-banner .reject:hover, .cookie-banner .reject:focus {
  background: #c62828;
}
.cookie-banner .settings {
  background: var(--color-accent);
  color: var(--color-primary);
}
.cookie-banner .settings:hover, .cookie-banner .settings:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* ====== Cookie Modal ====== */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: rgba(24,28,34,0.92);
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(.4,0,.2,1);
}
.cookie-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: var(--color-bg-light);
  color: var(--color-text);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
  padding: 36px 32px 28px 32px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  animation: modal-fade-in 0.4s cubic-bezier(.4,0,.2,1);
}
@keyframes modal-fade-in {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.cookie-modal h2 {
  color: var(--color-accent);
  margin-bottom: 0.5em;
}
.cookie-modal .cookie-category {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 18px;
  margin-bottom: 12px;
}
.cookie-modal .cookie-category label {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-light);
}
.cookie-modal .cookie-category input[type="checkbox"] {
  accent-color: var(--color-secondary);
  width: 20px;
  height: 20px;
}
.cookie-modal .cookie-category.essential label {
  color: var(--color-accent);
  font-weight: 700;
}
.cookie-modal .modal-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  margin-top: 12px;
}
.cookie-modal button {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.cookie-modal .close-modal {
  position: absolute;
  top: 18px;
  right: 18px;
  background: none;
  color: var(--color-accent);
  font-size: 1.6rem;
  border: none;
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .close-modal:hover, .cookie-modal .close-modal:focus {
  color: var(--color-secondary);
}

/* ====== Cards & Feature Items ====== */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--color-card);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 12px rgba(30,36,44,0.10);
  padding: 28px 24px;
  border: 1.5px solid var(--color-border);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-secondary);
  transform: translateY(-4px) scale(1.02);
}
.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* ====== Map Section ====== */
.map-section {
  background: var(--color-card-alt);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 12px rgba(30,36,44,0.10);
  padding: 24px 20px;
  margin-top: 24px;
}

/* ====== Footer ====== */
footer {
  background: var(--color-bg-dark);
  color: var(--color-metal);
  padding: 40px 0 24px 0;
  margin-top: 60px;
  box-shadow: 0 -2px 12px rgba(30,36,44,0.10);
}
footer .container {
  gap: 24px;
}
.footer-nav {
  display: flex;
  flex-direction: row;
  gap: 32px;
  justify-content: center;
  margin-bottom: 12px;
}
.footer-nav a {
  color: var(--color-metal);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: color var(--transition);
}
.footer-nav a:hover, .footer-nav a:focus {
  color: var(--color-accent);
}
.footer-contact {
  text-align: center;
  color: var(--color-metal);
  font-size: 0.98rem;
  margin-bottom: 8px;
}
.footer-copy {
  text-align: center;
  color: var(--color-metal);
  font-size: 0.92rem;
  opacity: 0.7;
}

/* ====== Inputs & Forms ====== */
input[type="search"], input[type="text"], input[type="email"], textarea {
  background: var(--color-bg-dark);
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 1rem;
  font-family: var(--font-body);
  margin-bottom: 20px;
  width: 100%;
  transition: border-color var(--transition), box-shadow var(--transition);
}
input[type="search"]:focus, input[type="text"]:focus, input[type="email"]:focus, textarea:focus {
  border-color: var(--color-secondary);
  outline: none;
  box-shadow: 0 0 0 2px var(--color-secondary);
}
button {
  font-family: var(--font-display);
  font-size: 1rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

/* ====== Course Filters ====== */
.course-filters {
  display: flex;
  flex-direction: row;
  gap: 16px;
  align-items: center;
  margin-bottom: 20px;
}
.course-filters button {
  background: var(--color-bg-dark);
  color: var(--color-accent);
  border: 1.5px solid var(--color-secondary);
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 600;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.course-filters button:hover, .course-filters button:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

/* ====== Lists ====== */
ul, ol {
  padding-left: 1.2em;
  margin-bottom: 1em;
}
li {
  margin-bottom: 0.5em;
  color: var(--color-text-light);
}

/* ====== Utility Classes ====== */
.hide {
  display: none !important;
}

/* ====== Responsive Design ====== */
@media (max-width: 900px) {
  .feature-grid, .course-cards, .team-preview, .trainers-list, .testimonial-grid, .testimonials-slider {
    gap: 16px;
  }
  .feature-grid > div, .course-cards > div, .team-preview > div, .trainers-list > div, .testimonial-grid > div, .testimonials-slider > div {
    min-width: 180px;
    padding: 18px 12px;
  }
  section {
    padding: 28px 8px;
  }
  .footer-nav {
    gap: 16px;
    flex-wrap: wrap;
  }
}
@media (max-width: 768px) {
  .container {
    padding: 0 8px;
  }
  .content-wrapper {
    gap: 16px;
  }
  section {
    margin-bottom: 36px;
    padding: 18px 4px;
  }
  .feature-grid, .course-cards, .team-preview, .trainers-list, .testimonial-grid, .testimonials-slider {
    flex-direction: column;
    gap: 12px;
  }
  .feature-grid > div, .course-cards > div, .team-preview > div, .trainers-list > div, .testimonial-grid > div, .testimonials-slider > div {
    min-width: 0;
    width: 100%;
    padding: 14px 8px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .map-section {
    padding: 12px 4px;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 8px;
    font-size: 0.98rem;
  }
  .cookie-banner .cookie-actions {
    flex-direction: column;
    gap: 10px;
  }
  .cookie-modal {
    padding: 18px 8px 14px 8px;
    min-width: 0;
    width: 95vw;
  }
}
@media (max-width: 480px) {
  h1 {
    font-size: 1.4rem;
  }
  h2 {
    font-size: 1.1rem;
  }
  .footer-contact, .footer-copy {
    font-size: 0.85rem;
  }
}

/* ====== Micro-interactions ====== */
.cta-button:active, .cookie-banner button:active, .cookie-modal button:active {
  transform: scale(0.97);
}
.card:active, .feature-grid > div:active {
  transform: scale(0.98);
}

/* ====== Accessibility ====== */
:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ====== Miscellaneous ====== */
::-webkit-scrollbar {
  width: 10px;
  background: var(--color-bg-dark);
}
::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 8px;
}

/* ====== Industrial Modern Details ====== */
section, .card, .feature-grid > div, .course-cards > div, .team-preview > div, .trainers-list > div {
  border-top: 2.5px solid var(--color-metal);
  border-right: 2.5px solid var(--color-metal);
  box-shadow: 0 2px 12px rgba(160,168,179,0.08);
}

/* ====== End of style.css ====== */