/* VividLesson Conferences – Elegant Classic CSS Theme */

/* =====================
   FONT IMPORTS
===================== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@600;700&family=Roboto:wght@400;500&display=swap');

/* =====================
   CSS VARIABLES
===================== */
:root {
  --color-primary: #1E4171;
  --color-secondary: #F4B942;
  --color-accent: #FFFFFF;
  --color-bg: #F8F6F3;
  --color-muted: #E5E3DF;
  --color-text: #232323;
  --color-text-light: #5A5A5A;
  --color-border: #D1CFCB;
  --color-shadow: rgba(30,65,113,0.07);
  --color-shadow-strong: rgba(30,65,113,0.13);
  --font-display: 'Montserrat', serif;
  --font-body: 'Roboto', serif;
  --radius: 12px;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
  --shadow: 0 2px 16px var(--color-shadow);
  --shadow-strong: 0 4px 32px var(--color-shadow-strong);
  --section-spacing: 60px;
  --container-max: 1100px;
  --gap: 24px;
  --gap-sm: 20px;
  --gap-lg: 40px;
}

/* =====================
   RESET & BASE
===================== */
html {
  box-sizing: border-box;
  font-size: 18px;
  background: var(--color-bg);
  color: var(--color-text);
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  min-height: 100vh;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-secondary);
}
strong {
  font-weight: 600;
}

/* =====================
   TYPOGRAPHY
===================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.5em;
  font-weight: 700;
  letter-spacing: 0.01em;
}
h1 {
  font-size: 2.4rem;
  line-height: 1.15;
}
h2 {
  font-size: 2rem;
  line-height: 1.2;
}
h3 {
  font-size: 1.3rem;
  line-height: 1.3;
}
h4 {
  font-size: 1.1rem;
  line-height: 1.3;
}
p, ul, ol {
  margin-top: 0;
  margin-bottom: 1.1em;
  color: var(--color-text-light);
}
ul, ol {
  padding-left: 1.5em;
}

/* =====================
   CONTAINER & LAYOUT
===================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

.section {
  margin-bottom: var(--section-spacing);
  padding: 40px 20px;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* =====================
   HEADER & NAVIGATION
===================== */
header {
  background: var(--color-accent);
  box-shadow: 0 2px 8px var(--color-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
  gap: var(--gap);
}
header img {
  height: 48px;
  width: auto;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
}
.main-nav a {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-primary);
  padding: 8px 16px;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
}
.main-nav a:hover, .main-nav a:focus {
  background: var(--color-muted);
  color: var(--color-secondary);
}
.main-nav .cta-btn {
  background: var(--color-primary);
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 700;
  border-radius: 6px;
  margin-left: 10px;
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.main-nav .cta-btn:hover, .main-nav .cta-btn:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
  box-shadow: 0 4px 16px var(--color-shadow-strong);
}

/* Hamburger Button */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-primary);
  cursor: pointer;
  margin-left: 10px;
  transition: color var(--transition);
}
.mobile-menu-toggle:hover, .mobile-menu-toggle:focus {
  color: var(--color-secondary);
}

/* =====================
   MOBILE NAVIGATION
===================== */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(30,65,113,0.97);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 0;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(.4,0,.2,1);
  pointer-events: none;
  opacity: 0;
}
.mobile-menu.open {
  transform: translateX(0);
  pointer-events: auto;
  opacity: 1;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-accent);
  font-size: 2.2rem;
  margin: 24px 24px 0 0;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: var(--color-secondary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 24px;
  margin: 60px 40px 0 0;
}
.mobile-nav a {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1.3rem;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  width: 100%;
  text-align: right;
  transition: color var(--transition), background var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-secondary);
  background: rgba(244,185,66,0.08);
}

/* =====================
   HERO SECTION
===================== */
.hero {
  background: linear-gradient(120deg, var(--color-bg) 60%, var(--color-muted) 100%);
  padding: 60px 0 40px 0;
  margin-bottom: var(--section-spacing);
}
.hero .container {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero .content-wrapper {
  align-items: center;
  text-align: center;
  gap: 18px;
}
.hero h1 {
  color: var(--color-primary);
  font-size: 2.6rem;
  margin-bottom: 0.3em;
}
.hero p {
  color: var(--color-text-light);
  font-size: 1.2rem;
  margin-bottom: 1.2em;
}

/* =====================
   CTA BUTTONS
===================== */
.cta-btn {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  padding: 12px 32px;
  border: none;
  border-radius: 8px;
  box-shadow: 0 2px 8px var(--color-shadow);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  margin-top: 8px;
  letter-spacing: 0.02em;
}
.cta-btn:hover, .cta-btn:focus {
  background: var(--color-primary);
  color: var(--color-accent);
  box-shadow: 0 4px 16px var(--color-shadow-strong);
  transform: translateY(-2px) scale(1.03);
}

/* =====================
   FLEXBOX LAYOUTS
===================== */
.features, .feature-grid, .event-cards, .blog-cards, .grid, .speaker-grid .grid, .faq-accordion {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap);
}
.features {
  flex-direction: column;
}
.feature-grid, .event-cards, .blog-cards, .speaker-grid .grid {
  flex-direction: row;
  justify-content: space-between;
  gap: var(--gap);
}
.feature-grid > div, .event-cards > div, .blog-cards > div, .speaker-grid .grid > div {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  flex: 1 1 260px;
  min-width: 220px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-grid > div:hover, .event-cards > div:hover, .blog-cards > div:hover, .speaker-grid .grid > div:hover {
  box-shadow: var(--shadow-strong);
  transform: translateY(-4px) scale(1.02);
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-strong);
  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;
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  max-width: 480px;
  min-width: 220px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-strong);
  transform: translateY(-2px) scale(1.01);
}
.testimonial-card p {
  color: var(--color-text);
  font-style: italic;
  font-size: 1.08rem;
}
.testimonial-card span {
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: 1rem;
}

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* =====================
   TESTIMONIAL SLIDER
===================== */
.testimonial-slider {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap);
  justify-content: flex-start;
}

/* =====================
   TABLES (AGENDA)
===================== */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 24px;
  overflow: hidden;
}
thead th {
  background: var(--color-primary);
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 700;
  padding: 14px 10px;
  text-align: left;
  font-size: 1.05rem;
}
tbody td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--color-muted);
  color: var(--color-text-light);
  font-size: 1rem;
}
tbody tr:last-child td {
  border-bottom: none;
}

/* =====================
   FOOTER
===================== */
footer {
  background: var(--color-accent);
  border-top: 1px solid var(--color-muted);
  padding: 40px 0 20px 0;
  margin-top: 60px;
  font-size: 1rem;
}
footer .container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 10px;
}
.footer-links a {
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: 1rem;
  transition: color var(--transition);
}
.footer-links a:hover, .footer-links a:focus {
  color: var(--color-secondary);
}
.footer-contact {
  color: var(--color-text-light);
  font-size: 0.98rem;
  margin-bottom: 10px;
}
footer p {
  color: var(--color-text-light);
  margin: 0;
}

/* =====================
   BLOG & FEATURED POST
===================== */
.blog-cards > div {
  border-left: 4px solid var(--color-primary);
}
.featured-post {
  background: var(--color-muted);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin-top: 20px;
  font-family: var(--font-display);
  color: var(--color-primary);
  box-shadow: 0 2px 8px var(--color-shadow);
}

/* =====================
   FAQ ACCORDION
===================== */
.faq-accordion {
  flex-direction: column;
  gap: 20px;
}
.faq-accordion > div {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.faq-accordion > div:hover {
  box-shadow: var(--shadow-strong);
  transform: translateY(-2px) scale(1.01);
}
.faq-accordion h3 {
  margin-bottom: 0.5em;
  font-size: 1.1rem;
}

/* =====================
   LEGAL PAGES
===================== */
.legal {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px 24px;
  margin-bottom: var(--section-spacing);
}
.legal h1, .legal h2 {
  color: var(--color-primary);
}
.legal ul {
  margin-bottom: 1.2em;
}

/* =====================
   THANK YOU PAGE
===================== */
.thank-you {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 60px 24px;
  margin-bottom: var(--section-spacing);
  text-align: center;
}
.thank-you h1 {
  color: var(--color-primary);
  margin-bottom: 0.7em;
}

/* =====================
   RESPONSIVE DESIGN
===================== */
@media (max-width: 1100px) {
  .container {
    max-width: 96vw;
  }
}
@media (max-width: 900px) {
  .feature-grid, .event-cards, .blog-cards, .speaker-grid .grid {
    flex-direction: column;
    gap: var(--gap-sm);
  }
  .footer-links {
    flex-direction: column;
    gap: 10px;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 16px;
  }
  .container {
    padding: 0 10px;
  }
  .main-nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .hero {
    padding: 36px 0 24px 0;
  }
  .section {
    padding: 28px 10px;
    margin-bottom: 36px;
  }
  .content-wrapper {
    gap: 14px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .testimonial-slider {
    flex-direction: column;
    gap: 18px;
  }
  .footer-contact {
    font-size: 0.95rem;
  }
  .thank-you {
    padding: 36px 10px;
  }
}
@media (max-width: 500px) {
  h1 {
    font-size: 1.5rem;
  }
  h2 {
    font-size: 1.2rem;
  }
  .cta-btn {
    font-size: 1rem;
    padding: 10px 18px;
  }
}

/* =====================
   COOKIE CONSENT BANNER
===================== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--color-accent);
  color: var(--color-text);
  box-shadow: 0 -2px 16px var(--color-shadow-strong);
  padding: 24px 18px;
  z-index: 99999;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 1rem;
  transition: transform 0.4s var(--transition), opacity 0.4s var(--transition);
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}
.cookie-banner.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 14px;
}
.cookie-banner button {
  font-family: var(--font-display);
  font-size: 1rem;
  border: none;
  border-radius: 6px;
  padding: 8px 18px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  margin-left: 0;
}
.cookie-banner .accept {
  background: var(--color-primary);
  color: var(--color-accent);
  font-weight: 700;
}
.cookie-banner .accept:hover, .cookie-banner .accept:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
.cookie-banner .reject {
  background: var(--color-muted);
  color: var(--color-primary);
  font-weight: 500;
}
.cookie-banner .reject:hover, .cookie-banner .reject:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
.cookie-banner .settings {
  background: transparent;
  color: var(--color-primary);
  text-decoration: underline;
  font-weight: 500;
}
.cookie-banner .settings:hover, .cookie-banner .settings:focus {
  color: var(--color-secondary);
}
@media (max-width: 600px) {
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.98rem;
    padding: 18px 8px;
  }
  .cookie-banner .cookie-actions {
    gap: 8px;
  }
}

/* =====================
   COOKIE PREFERENCES MODAL
===================== */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(30,65,113,0.45);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--transition);
}
.cookie-modal-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-strong);
  padding: 36px 28px 28px 28px;
  max-width: 420px;
  width: 94vw;
  display: flex;
  flex-direction: column;
  gap: 22px;
  position: relative;
  animation: cookieModalIn 0.4s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieModalIn {
  from { transform: translateY(60px) scale(0.97); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.3rem;
  margin-bottom: 0.5em;
  color: var(--color-primary);
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}
.cookie-modal .cookie-category label {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
}
.cookie-modal .cookie-category input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 20px;
  height: 20px;
}
.cookie-modal .cookie-category.essential label {
  font-weight: 700;
  color: var(--color-primary);
}
.cookie-modal .cookie-category.essential input[type="checkbox"] {
  display: none;
}
.cookie-modal .cookie-modal-actions {
  display: flex;
  flex-direction: row;
  gap: 14px;
  margin-top: 10px;
}
.cookie-modal .cookie-modal-close {
  position: absolute;
  top: 14px;
  right: 18px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .cookie-modal-close:hover, .cookie-modal .cookie-modal-close:focus {
  color: var(--color-secondary);
}
.cookie-modal button {
  font-family: var(--font-display);
  font-size: 1rem;
  border: none;
  border-radius: 6px;
  padding: 8px 18px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.cookie-modal .accept {
  background: var(--color-primary);
  color: var(--color-accent);
  font-weight: 700;
}
.cookie-modal .accept:hover, .cookie-modal .accept:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
.cookie-modal .reject {
  background: var(--color-muted);
  color: var(--color-primary);
  font-weight: 500;
}
.cookie-modal .reject:hover, .cookie-modal .reject:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* =====================
   MICRO-INTERACTIONS
===================== */
button, .cta-btn, .main-nav a, .mobile-nav a, .cookie-banner button, .cookie-modal button {
  outline: none;
}
button:focus-visible, .cta-btn:focus-visible, .main-nav a:focus-visible, .mobile-nav a:focus-visible, .cookie-banner button:focus-visible, .cookie-modal button:focus-visible {
  box-shadow: 0 0 0 3px var(--color-secondary);
}

/* =====================
   MISCELLANEOUS
===================== */
::-webkit-scrollbar {
  width: 10px;
  background: var(--color-muted);
}
::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 6px;
}

/* =====================
   END OF CSS
===================== */