/* ==========================================================================
   Dallas Bicycle School — Main Stylesheet
   ========================================================================== */

/* Fonts */
@font-face {
  font-family: 'Varsity';
  src: url('/assets/fonts/varsity_regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Graduate';
  src: url('/assets/fonts/graduate-regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ---------- Design Tokens ---------- */
:root {
  --color-red: #CC2B28;
  --color-red-hover: #A82220;
  --color-maroon: #98211F;
  --color-blue: #135EB9;
  --color-dark: #1a1a1a;
  --color-darker: #111111;
  --color-off-white: #F5F5F5;
  --color-warm-white: #F4F5F2;
  --color-white: #FFFFFF;
  --color-gray-light: #f8f8f8;
  --color-gray-text: #555555;

  --font-heading: 'Varsity', 'Graduate', 'Impact', sans-serif;
  --font-body: 'Lato', 'Helvetica Neue', Arial, sans-serif;

  --section-padding: 80px 20px;
  --max-width: 1200px;
  --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: #000;
}

body {
  font-family: var(--font-body);
  color: var(--color-dark);
  line-height: 1.6;
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 400;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul {
  list-style: disc;
  padding-left: 1.5em;
}

/* ---------- Header ---------- */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
}

.logo img {
  width: 142px;
  height: 143px;
  background: var(--color-white);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.2);
}

.nav-toggle {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 101;
}

.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--color-off-white);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger {
  position: relative;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  left: 0;
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

/* Hamburger → X animation */
.nav-toggle[aria-expanded="true"] .hamburger {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}

.main-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.main-nav.open {
  display: flex;
}

.main-nav a {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-off-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: color 0.2s;
}

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

/* Nav toggle button styling */
.nav-toggle {
  background: var(--color-blue);
  border: 2px solid rgba(255, 255, 255, 0.6);
  border-radius: 8px;
  padding: 14px 16px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 15px 24px;
  border: 1px solid var(--color-off-white);
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease-out, box-shadow 0.3s ease-out, transform 0.3s ease-out;
  text-align: center;
}

.btn-primary {
  background: var(--color-red);
  color: var(--color-off-white);
  box-shadow: 0 0 10px 0 rgba(255, 255, 255, 0.5);
}

.btn-primary:hover {
  background: var(--color-red-hover);
  box-shadow: 0 0 14px 0 rgba(255, 255, 255, 0.7);
  transform: translateY(8px);
}

.btn-primary:active {
  transform: translateY(8px) scale(0.98);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  height: 75vh;
  min-height: 500px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: url('/assets/images/hero-bg.jpg') center / cover no-repeat;
}

.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 0 32px 60px;
  max-width: var(--max-width);
  width: 100%;
}

.hero h1 {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: clamp(2.5rem, 8vw, 5rem);
  color: var(--color-white);
  text-shadow: 12px 18px 21px rgba(255, 255, 255, 0.23);
  line-height: 1.1;
  margin-bottom: 32px;
}

.hero-line {
  display: inline-block;
  opacity: 0;
}

.hero-line-left {
  animation: fadeInLeft 1.25s ease forwards;
}

.hero-line-right {
  animation: fadeInRight 1.25s ease 0.2s forwards;
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translate3d(-100%, 0, 0); }
  to   { opacity: 1; transform: none; }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translate3d(100%, 0, 0); }
  to   { opacity: 1; transform: none; }
}

.hero .btn {
  font-size: clamp(1rem, 2.5vw, 1.625rem);
}

/* ---------- Services ---------- */
.services {
  padding: var(--section-padding);
  background: var(--color-maroon);
  color: var(--color-off-white);
  text-align: center;
}

.services h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  text-transform: uppercase;
  margin-bottom: 48px;
}

.service-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  max-width: 900px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .service-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

.service-card {
  text-align: center;
  background: var(--color-white);
  padding: 0 0 40px;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
}

.service-card-img {
  width: 100%;
  display: block;
  margin-bottom: 24px;
  border-radius: 4px 4px 0 0;
}

.service-card-content {
  text-align: center;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.service-card-content .btn {
  margin-top: auto;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  text-transform: uppercase;
  margin-bottom: 16px;
  color: var(--color-maroon);
}

.service-card p {
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 12px;
  color: var(--color-gray-text);
}

.service-card .btn {
  margin-top: auto;
  padding-top: 16px;
  background: var(--color-blue);
  border-color: #C0C0C0;
}

/* ---------- Mountain Biking Camp ---------- */
.mtb-camp {
  padding: var(--section-padding);
  background: var(--color-white);
}

.mtb-camp-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  background: var(--color-white);
  border-radius: 4px;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.12);
  padding: 40px 40px 48px;
}

.mtb-camp-img {
  width: 100%;
  max-width: 500px;
  margin: 0 auto 32px;
  border-radius: 4px;
}

.mtb-camp h3 {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  text-transform: uppercase;
  margin-bottom: 20px;
  color: var(--color-dark);
}

.mtb-camp p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-gray-text);
  margin-bottom: 20px;
}

.mtb-camp .price {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-dark);
}

.mtb-camp .btn {
  margin-top: 16px;
  background: var(--color-blue);
  border-color: #C0C0C0;
}

/* ---------- About ---------- */
.about {
  padding: var(--section-padding);
  background: var(--color-warm-white);
}

.about h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 48px;
  color: var(--color-dark);
}

.about-content {
  max-width: 900px;
  margin: 0 auto;
  overflow: hidden;
}

.about-text p {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #000F37;
  text-indent: 2em;
}

.about-image {
  float: right;
  margin: 0 0 24px 32px;
  width: 360px;
}

.about-image img {
  border-radius: 8px;
  box-shadow: var(--shadow-card);
}

@media (max-width: 767px) {
  .about-image {
    float: none;
    margin: 0 auto 24px;
  }
}

/* ---------- Social ---------- */
.social {
  padding: 60px 20px;
  background: var(--color-gray-light);
  text-align: center;
}

.social h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  text-transform: uppercase;
  margin-bottom: 24px;
  color: var(--color-dark);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 32px;
}

.social-links a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.1rem;
  color: var(--color-dark);
  transition: opacity 0.2s;
}

.social-links a[href*="facebook"] {
  color: #1877F2;
}

.social-links a[href*="instagram"] {
  color: var(--color-red);
}

.social-links a:hover {
  opacity: 0.7;
}

.social-links svg {
  flex-shrink: 0;
}

/* ---------- FAQ ---------- */
.faq {
  padding: var(--section-padding);
  background: var(--color-white);
}

.faq h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 48px;
  color: var(--color-dark);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid #e0e0e0;
}

.faq-item summary {
  padding: 20px 0;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-dark);
}

.faq-item summary::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-red);
  transition: transform 0.2s;
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item[open] summary::after {
  content: '\2212'; /* minus sign */
}

/* Remove default marker in Safari/Chrome */
.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  padding: 0 0 20px;
  line-height: 1.7;
  color: var(--color-gray-text);
}

.faq-item a {
  color: var(--color-red);
  text-decoration: underline;
}

.faq-item a:hover {
  color: var(--color-red-hover);
}

/* ---------- Testimonials ---------- */
.testimonials {
  padding: var(--section-padding);
  background: var(--color-blue);
  color: var(--color-white);
  overflow: hidden;
  position: relative;
}

.testimonials h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 48px;
}

.testimonial-carousel {
  display: flex;
  overflow: hidden;
  max-width: var(--max-width);
  margin: 0 auto;
}

.testimonial-card {
  flex: 0 0 calc(100% - 10px);
  padding: 28px 24px;
  margin: 0 5px;
  background: var(--color-off-white);
  border: 1px solid var(--color-maroon);
  border-radius: 4px;
  box-sizing: border-box;
  transition: transform 0.5s ease;
}

@media (min-width: 768px) {
  .testimonial-card {
    flex: 0 0 calc(50% - 10px);
  }
}

@media (min-width: 1024px) {
  .testimonial-card {
    flex: 0 0 calc(33.333% - 10px);
  }
}

.testimonial-card p {
  font-size: 0.95rem;
  line-height: 1.7;
  font-style: italic;
  color: #000F37;
}

/* Carousel controls */
.carousel-btn {
  position: absolute;
  top: 45%;
  background: none;
  border: none;
  color: var(--color-off-white);
  font-size: 36px;
  cursor: pointer;
  padding: 8px 16px;
  z-index: 2;
  transition: opacity 0.2s;
}

.carousel-btn:hover {
  opacity: 0.7;
}

.carousel-prev {
  left: calc(50% - 660px);
}

.carousel-next {
  right: calc(50% - 660px);
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 32px;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.4);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s;
}

.carousel-dot.active {
  background: var(--color-off-white);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-darker);
  color: var(--color-off-white);
  padding: 40px 24px 24px;
  text-align: center;
}

.footer-content {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.footer-link {
  font-size: 0.95rem;
  color: var(--color-off-white);
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--color-red);
}

.footer-social {
  display: flex;
  gap: 16px;
}

.footer-social a {
  transition: opacity 0.2s;
}

.footer-social a[href*="facebook"] {
  color: #1877F2;
}

.footer-social a[href*="instagram"] {
  color: var(--color-red);
}

.footer-social a:hover {
  opacity: 0.7;
}

.footer-copy {
  font-size: 0.8rem;
  color: rgba(245, 245, 245, 0.5);
  margin-top: 16px;
}

/* ---------- Contact Dialog ---------- */
.contact-dialog {
  border: none;
  border-radius: 8px;
  padding: 0;
  max-width: 480px;
  width: 90%;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.3);
}

.contact-dialog::backdrop {
  background: rgba(0, 0, 0, 0.6);
}

.contact-dialog form {
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
}

.contact-dialog h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  text-transform: uppercase;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.contact-dialog label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-gray-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-dialog input,
.contact-dialog textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.2s;
}

.contact-dialog input:focus,
.contact-dialog textarea:focus {
  outline: none;
  border-color: var(--color-red);
}

.contact-dialog textarea {
  resize: vertical;
}

.contact-dialog .btn {
  margin-top: 8px;
}

.close-dialog {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--color-gray-text);
  line-height: 1;
  padding: 4px;
}

.close-dialog:hover {
  color: var(--color-dark);
}

/* ---------- Page Content (Privacy Policy, etc.) ---------- */
.page-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.page-content h1 {
  display: none;
}

.page-content h2 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  text-transform: uppercase;
  margin-top: 32px;
  margin-bottom: 12px;
  color: var(--color-dark);
}

.page-content p {
  margin-bottom: 16px;
  line-height: 1.8;
  color: var(--color-gray-text);
}

.page-content ul {
  margin-bottom: 16px;
  color: var(--color-gray-text);
}

.page-content li {
  margin-bottom: 4px;
  line-height: 1.6;
}

.page-content a {
  color: var(--color-red);
  text-decoration: underline;
}

.page-content a:hover {
  color: var(--color-red-hover);
}

/* ---------- Classes Page ---------- */
/* Make header a maroon bar with title inline on classes pages */
/* Inner pages (classes, privacy) — maroon header bar */
.site-header.inner-page {
  background: var(--color-maroon);
  position: relative;
}

.page-title {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 4vw, 2.4rem);
  color: var(--color-off-white);
  text-transform: uppercase;
  text-align: center;
  flex: 1;
  margin: 0;
}

.classes-page {
  padding: 40px 24px 80px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.corsizio-embed {
  width: 100%;
}

.corsizio-embed iframe {
  width: 100%;
}