/*
 * JAIS 2026 — Mobile & Tablet Stylesheet
 * Loaded after style.css to override and extend responsive rules.
 * Covers: layout fixes, touch targets, overflow, carousels, forms,
 *         navigation, hero, Discover Jordan, venue, footer.
 */

/* ==========================================================================
   GLOBAL — Prevent any horizontal overflow on all screen sizes
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  overflow-x: hidden;
  max-width: 100%;
  min-width: 320px; /* Prevent layout collapse at extreme zoom-in */
  -webkit-text-size-adjust: 100%; /* Prevent font scaling on iOS orientation change */
}

img,
video,
iframe,
spline-viewer {
  max-width: 100%;
}

/* Minimum touch target size — WCAG AA */
button,
.btn-primary,
.btn-secondary,
.btn-jordan,
.btn-submit,
.agenda-tab,
.role-card,
.faq-q,
.nav-links a,
.nav-cta,
.dj-dest-card,
.dj-s4-cta {
  min-height: 44px;
}

/* Carousel dots: reset the 44px min-height that 'button' selector applies.
   Use padding to extend tap area without stretching the visual dot. */
.carousel-dot {
  min-height: unset !important;
  height: 7px !important;
  padding: 0 !important;
  /* Extend tap area via negative-margin trick — keeps visual intact */
  margin-top: 18px !important;
  margin-bottom: 18px !important;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
@media (max-width: 860px) {
  .nav-wrap {
    padding: 0.75rem 1rem;
  }

  .nav {
    width: 100%;
    max-width: 100%;
    justify-content: space-between;
    padding: 0.5rem 0.75rem 0.5rem 1.1rem;
    border-radius: 50px;
  }

  .nav-logo {
    font-size: 1.15rem;
    margin-right: 0;
  }

  /* Mobile menu — better spacing and tap targets */
  .mobile-menu {
    padding: 2rem 1.5rem;
    gap: 0.3rem;
  }

  .mobile-menu a {
    font-size: 1rem;
    padding: 0.75rem 1.5rem;
    width: 100%;
    max-width: 280px;
    text-align: center;
    border-radius: 12px;
  }

  .mobile-menu a:hover,
  .mobile-menu a:focus {
    background: rgba(20, 0, 255, 0.1);
    color: var(--color-text-primary);
  }

  .hamburger {
    padding: 10px;
    margin-left: 0;
  }

  .hamburger span {
    width: 22px;
  }
}

/* ==========================================================================
   HERO — Mobile
   ========================================================================== */
@media (max-width: 768px) {
  .hero {
    padding-top: 4rem;
    min-height: 100svh;
  }

  .hero-inner {
    flex-direction: column;
    min-height: unset;
    padding-bottom: 2rem;
  }

  .hero-left {
    flex: none;
    width: 100%;
    padding: 1.5rem 1.2rem 0;
    text-align: center;
    align-items: center;
    order: 1;
  }

  .hero-right {
    flex: none;
    width: 100%;
    height: 55vw;
    min-height: 240px;
    max-height: 380px;
    order: 2;
    /* Smoother fade — longer bottom gradient so it blends into the bg naturally */
    -webkit-mask-image:
      linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%),
      linear-gradient(to bottom, transparent 0%, black 10%, black 45%, transparent 100%);
    -webkit-mask-composite: source-in;
    mask-image:
      linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%),
      linear-gradient(to bottom, transparent 0%, black 10%, black 45%, transparent 100%);
    mask-composite: intersect;
  }

  .hero h1 {
    font-size: clamp(1.7rem, 7vw, 2.6rem);
    line-height: 1.1;
  }

  .hero h1 .hero-title-main,
  .hero h1 .gradient {
    display: inline;
  }

  .hero-desc {
    font-size: 0.88rem;
    max-width: 100%;
    padding: 0 0.5rem;
  }

  .hero-badge {
    font-size: 0.7rem;
  }

  .hero-eyebrow {
    justify-content: center;
  }

  .hero-btns {
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.6rem;
  }

  .btn-primary,
  .btn-secondary {
    padding: 0.7rem 1.3rem;
    font-size: 0.82rem;
    flex: 1 1 140px;
    justify-content: center;
  }

  /* Stats — spread across full width */
  .hero-stats {
    width: 100%;
    justify-content: space-around;
    padding-top: 1.2rem;
    gap: 0;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .hero-stats::-webkit-scrollbar {
    display: none;
  }

  .hero-stat {
    padding: 0 0.8rem;
    margin: 0;
    flex: 0 0 auto;
  }

  .hero-stat:not(:last-child) {
    border-right: 1px solid rgba(20, 0, 255, 0.14) !important;
  }

  .hero-stat-number {
    font-size: 1.1rem;
  }

  .hero-stat-label {
    font-size: 0.5rem;
    letter-spacing: 1px;
  }
}

@media (max-width: 400px) {
  .hero h1 {
    font-size: clamp(1.5rem, 8vw, 2rem);
  }

  .hero-stat-number {
    font-size: 0.95rem;
  }

  .hero-stat-label {
    font-size: 0.45rem;
  }

  .btn-primary,
  .btn-secondary {
    flex: 1 1 120px;
    font-size: 0.78rem;
    padding: 0.65rem 1rem;
  }
}

/* ==========================================================================
   SECTIONS — General mobile padding
   ========================================================================== */
@media (max-width: 768px) {
  section {
    padding: 4rem 1rem;
  }

  .container {
    padding: 0 1rem;
  }

  .section-title {
    font-size: clamp(1.4rem, 5vw, 2rem);
  }

  .section-header {
    margin-bottom: 2.5rem;
  }
}

@media (max-width: 480px) {
  section {
    padding: 3rem 0.85rem;
  }

  .section-title {
    font-size: clamp(1.25rem, 6vw, 1.8rem);
  }
}

/* ==========================================================================
   TOPIC CARDS CAROUSEL
   ========================================================================== */
@media (max-width: 900px) {
  .topic-carousel .topic-card {
    flex: 0 0 calc(50% - 0.75rem);
  }

  .topic-card {
    height: 250px;
  }
}

@media (max-width: 520px) {
  .topic-carousel .topic-card {
    flex: 0 0 calc(100% - 0px);
  }

  .topic-card {
    height: 220px;
  }

  /* Show flip hint more prominently on touch devices */
  .topic-hint {
    font-size: 0.68rem;
    opacity: 1;
    color: var(--color-primary);
  }
}

/* Tap to flip on touch (handled by JS touch class) */
.topic-card.flipped .topic-card-inner {
  transform: rotateY(180deg);
}

/* ==========================================================================
   SPEAKERS CAROUSEL
   ========================================================================== */
@media (max-width: 900px) {
  .speakers-carousel .spk-glow {
    flex: 0 0 calc(50% - 0.75rem);
  }
}

@media (max-width: 520px) {
  .speakers-carousel .spk-glow {
    flex: 0 0 100%;
  }

  .speaker-card {
    padding: 1.8rem 1rem;
  }

  .speaker-avatar {
    width: 75px;
    height: 75px;
    font-size: 1.3rem;
  }
}

.carousel-dot {
  cursor: pointer;
  margin-left: 2px;
  margin-right: 2px;
}

/* Carousel nav wrappers (topics + speakers): keep arrows on screen on small viewports.
   The .carousel-nav dots are shrinkable; arrows stay fixed on left/right. */
@media (max-width: 520px) {
  #topicCarouselNav,
  #speakersCarouselNav {
    gap: 0.5rem;
  }

  #topicCarouselNav .carousel-nav,
  #speakersCarouselNav .carousel-nav {
    overflow: hidden;
    flex-wrap: nowrap;
    /* Allow dots to scroll horizontally if there are many */
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  #topicCarouselNav .carousel-nav::-webkit-scrollbar,
  #speakersCarouselNav .carousel-nav::-webkit-scrollbar {
    display: none;
  }
}

/* ==========================================================================
   AGENDA
   ========================================================================== */
@media (max-width: 768px) {
  .agenda-tabs {
    gap: 0.4rem;
    margin-bottom: 1.5rem;
  }

  .agenda-tab {
    padding: 0.6rem 1rem;
    font-size: 0.78rem;
    flex: 1 1 auto;
    text-align: center;
    border-radius: 12px;
  }

  .agenda-item {
    flex-direction: column;
    gap: 0.6rem;
    padding: 1.1rem 1rem;
  }

  .agenda-time {
    min-width: auto;
    font-size: 0.7rem;
  }

  .agenda-dot {
    display: none; /* Hidden on mobile to save space */
  }

  .agenda-info h4 {
    font-size: 0.85rem;
  }

  .agenda-info p {
    font-size: 0.8rem;
  }
}

/* ==========================================================================
   VENUE
   ========================================================================== */
@media (max-width: 1024px) {
  .venue-card {
    grid-template-columns: 1fr;
  }

  .venue-map {
    min-height: 280px;
    height: 280px;
  }
}

@media (max-width: 768px) {
  .venue-map {
    min-height: 220px;
    height: 220px;
  }

  .venue-info {
    padding: 1.5rem 1.2rem;
  }

  .venue-info h3 {
    font-size: 1.1rem;
  }

  .venue-features {
    gap: 0.8rem;
    margin-top: 1rem;
  }

  .venue-feat {
    font-size: 0.75rem;
  }
}

/* ==========================================================================
   REGISTER FORM
   ========================================================================== */
@media (max-width: 1024px) {
  .register-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .role-cards {
    grid-template-columns: 1fr 1fr !important;
    gap: 0.6rem;
  }

  .role-card {
    padding: 0.9rem 0.8rem;
    gap: 0.6rem;
  }

  .role-card h3 {
    font-size: 0.78rem;
  }

  .role-card p {
    font-size: 0.68rem;
  }

  .role-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .register-form {
    max-height: none; /* Don't restrict height on mobile */
    padding: 1.5rem 1rem;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    font-size: 16px; /* CRITICAL: prevents iOS zoom on focus */
    padding: 0.7rem 0.85rem;
  }

  .btn-submit {
    padding: 1rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .role-cards {
    grid-template-columns: 1fr !important;
  }
}

/* ==========================================================================
   SPONSORS
   ========================================================================== */
@media (max-width: 768px) {
  .tier-logos {
    gap: 0.8rem;
  }

  .tier-logo {
    padding: 0.9rem 1.5rem;
    font-size: 0.75rem;
  }

  .tier-title .tier-logo {
    padding: 1.2rem 2rem;
    font-size: 0.85rem;
  }

  .tier-platinum .tier-logo {
    padding: 1rem 1.8rem;
  }
}

/* ==========================================================================
   FAQ
   ========================================================================== */
@media (max-width: 768px) {
  .faq-list {
    max-width: 100%;
  }

  .faq-q {
    font-size: 0.78rem;
    padding: 1.1rem 1.1rem;
    line-height: 1.5;
  }

  .faq-icon {
    width: 24px;
    height: 24px;
    font-size: 1rem;
    flex-shrink: 0;
  }

  .faq-a p {
    font-size: 0.82rem;
  }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    padding: 2.5rem 1.5rem;
  }

  .footer-brand-col {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 2rem 1.2rem;
  }

  .footer-brand-col > p {
    max-width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.2rem;
    gap: 0.5rem;
  }

  .footer-legal {
    justify-content: center;
  }
}

/* ==========================================================================
   TOAST — Full width on mobile
   ========================================================================== */
@media (max-width: 600px) {
  .toast {
    bottom: 1rem;
    right: 1rem;
    left: 1rem;
    text-align: center;
    font-size: 0.82rem;
    padding: 0.9rem 1.2rem;
  }
}

/* ==========================================================================
   DISCOVER JORDAN OVERLAY
   ========================================================================== */
@media (max-width: 768px) {
  .dj-selection {
    padding: 4.5rem 1rem 2rem;
  }

  .dj-sel-header {
    margin-bottom: 1.8rem;
  }

  .dj-sel-header h2 {
    font-size: clamp(1.5rem, 6vw, 2.2rem);
  }

  .dj-sel-header p {
    font-size: 0.83rem;
  }

  .dj-dest-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    max-width: 480px;
  }

  .dj-dest-card {
    height: 220px;
  }

  .dj-dest-name {
    font-size: 1.1rem;
  }

  .dj-dest-caption {
    font-size: 0.75rem;
  }

  /* Always show the arrow on mobile (no hover) */
  .dj-dest-arrow {
    opacity: 1;
    transform: translateX(0);
  }

  .dj-s2 {
    padding: 3rem 1rem;
  }

  .dj-fact-card {
    flex-direction: column;
    gap: 0.6rem;
    padding: 1.2rem 1.2rem;
  }

  .dj-fact-num {
    font-size: 1.7rem;
  }

  .dj-fact-text h4 {
    font-size: 0.9rem;
  }

  .dj-fact-text p {
    font-size: 0.78rem;
  }

  .dj-s3-head {
    padding: 0 1rem;
  }

  .dj-gallery-wrap {
    padding: 0.5rem 1rem 1.2rem;
    gap: 0.8rem;
  }

  .dj-gallery-img {
    flex: 0 0 240px;
    height: 170px;
  }

  .dj-s4 {
    padding: 3rem 1.2rem 4rem;
  }

  .dj-s4 h3 {
    font-size: clamp(1.2rem, 5vw, 1.8rem);
  }

  .dj-s4 p {
    font-size: 0.85rem;
  }

  .dj-close {
    top: 0.8rem;
    right: 0.8rem;
    width: 38px;
    height: 38px;
  }

  .dj-back {
    top: 0.8rem;
    left: 0.8rem;
    font-size: 0.6rem;
    padding: 0.45rem 0.85rem;
  }

  .dj-hero-title {
    font-size: clamp(2.2rem, 10vw, 4rem);
  }

  .dj-s1-tagline {
    font-size: 0.88rem;
    padding: 0 0.5rem;
  }
}

@media (max-width: 400px) {
  .dj-dest-card {
    height: 190px;
  }

  .dj-gallery-img {
    flex: 0 0 200px;
    height: 145px;
  }
}

/* ==========================================================================
   ZOOM / INTERMEDIATE DESKTOP (1024px – 1200px)
   Handles Ctrl+/- zoom on typical 1366–1920px monitors.
   ========================================================================== */

/* Section vertical padding: taper from 7rem → 6rem → 5rem as viewport shrinks */
@media (max-width: 1200px) {
  section {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }
}
@media (max-width: 1024px) {
  section {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }
}

/* Speakers: 3-per-row at mid-range (avoids abrupt 4 → 2 jump) */
@media (min-width: 901px) and (max-width: 1200px) {
  .speakers-carousel .spk-glow {
    flex: 0 0 calc(33.333% - 1rem);
  }
}

/* Topics: 2-per-row at mid-range so cards don't look stretched */
@media (min-width: 521px) and (max-width: 1024px) {
  .topic-carousel .topic-card {
    flex: 0 0 calc(50% - 0.75rem);
  }
}

/* Register form: lift max-height cap so form isn't cramped at tablet/medium zoom */
@media (min-width: 769px) and (max-width: 1100px) {
  .register-form {
    max-height: none;
    overflow-y: visible;
  }
}

/* ==========================================================================
   TABLET-SPECIFIC (768px – 1024px)
   ========================================================================== */
@media (min-width: 769px) and (max-width: 1024px) {
  .hero h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
  }

  .hero-desc {
    max-width: 520px;
  }

  .register-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .role-cards {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .speakers-carousel .spk-glow {
    flex: 0 0 calc(50% - 0.75rem);
  }

  .topic-carousel .topic-card {
    flex: 0 0 calc(50% - 0.75rem);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .footer-brand-col {
    grid-column: 1 / -1;
  }
}

/* ==========================================================================
   LANDSCAPE PHONE (short screens)
   ========================================================================== */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    min-height: unset;
    padding-top: 3.5rem;
    padding-bottom: 2rem;
  }

  .hero-right {
    display: none; /* Hide Spline in landscape phone to avoid cramping */
  }

  .hero-left {
    width: 100%;
    padding: 1rem 1.5rem;
    text-align: center;
    align-items: center;
  }

  .hero h1 {
    font-size: 1.6rem;
    margin-bottom: 0.6rem;
  }

  .hero-desc {
    font-size: 0.82rem;
    margin-bottom: 0.8rem;
  }

  .hero-stats {
    padding-top: 0.8rem;
  }

  .mobile-menu {
    padding-top: 3rem;
    overflow-y: auto;
    justify-content: flex-start;
    padding-bottom: 2rem;
  }
}

/* ==========================================================================
   REDUCED MOTION — Respect user OS preference
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .ticker-track {
    animation: none;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ==========================================================================
   HIGH CONTRAST / DARK MODE SUPPORT
   ========================================================================== */
@media (forced-colors: active) {
  .btn-primary,
  .btn-submit,
  .nav-cta {
    border: 2px solid ButtonText;
  }

  .glass-card,
  .register-form,
  .agenda-item {
    border: 1px solid ButtonText;
  }
}