/**
 * ISSCA Events Grid Styles
 *
 * Styles for issca_bricks_courses_grid() output.
 * Typography: heading 4rem desktop / 2.4rem mobile, body 1.8rem
 * Visual direction: deep navy + cyan glow accents
 * Desktop padding: 60px top/bottom, 8rem left/right
 *
 * @package ISSCA_Events_Manager
 */

/* ─── Events Experience Shell (Hero + Continuous Background) ───────────── */

.issca-events-experience {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  font-family: "Manrope", Arial, Helvetica, sans-serif;
  --issca-bg-base: #030712;
  --issca-bg-depth: #081120;
  --issca-bg-elevated: #0d1b34;
  --issca-bg-glass: rgba(9, 24, 48, 0.56);
  --issca-text-primary: #f5f9ff;
  --issca-text-secondary: rgb(242, 247, 253);
  --issca-accent-primary: #1d6bff;
  --issca-accent-secondary: #63d6ff;
  --issca-border-soft: rgba(125, 180, 255, 0.26);
  --issca-border-strong: rgba(141, 202, 255, 0.5);
  --issca-glow-soft: rgba(88, 180, 255, 0.22);
  --issca-overlay-strong: rgba(2, 9, 20, 0.9);
  --issca-shadow-elevated: 0 16px 38px rgba(2, 12, 30, 0.62);
  --issca-shadow-hover: 0 22px 48px rgba(8, 30, 68, 0.62);
  background-color: var(--issca-bg-base);
  background-repeat: no-repeat;
  background-size: cover;
}

.issca-events-experience button,
.issca-events-experience input,
.issca-events-experience select,
.issca-events-experience textarea {
  font: inherit;
}

.issca-events-experience::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  /* 56.25vw = relación natural 1920×1080 (16:9); min 700px cubre intro+tabs+arranque de cards */
  height: clamp(700px, 56.25vw, 960px);
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(
      circle at 50% 18%,
      rgba(99, 214, 255, 0.16) 0%,
      rgba(99, 214, 255, 0) 45%
    ),
    linear-gradient(
      to bottom,
      rgba(3, 11, 24, 0.14) 0%,
      rgba(3, 10, 22, 0.62) 65%,
      rgba(3, 7, 18, 0.95) 80%,
      rgba(3, 7, 18, 1) 100%
    ),
    image-set(
      url("../img/hero-desktop.png") 1x,
      url("../img/hero-desktop.png") 2x
    );
  background-position: center top;
  background-size: cover;
  background-repeat: no-repeat;
}

@media (max-width: 767px) {
  .issca-events-experience::before {
    /* 125vw = relación natural 1080×1350 (4:5); min 520px cubre título + descripción completa */
    height: clamp(520px, 125vw, 780px);
    background-image:
      radial-gradient(
        circle at 50% 18%,
        rgba(99, 214, 255, 0.14) 0%,
        rgba(99, 214, 255, 0) 45%
      ),
      linear-gradient(
        to bottom,
        rgba(3, 11, 24, 0.16) 0%,
        rgba(3, 10, 22, 0.66) 65%,
        rgba(3, 7, 18, 0.95) 80%,
        rgba(3, 7, 18, 1) 100%
      ),
      image-set(
        url("../img/hero-movil.png") 1x,
        url("../img/hero-movil.png") 2x
      );
  }
}

/* ─── Category Tabs ─────────────────────────────────────────────────────── */

.issca-tabs-section {
  margin-top: 1rem;
  padding: 0 2.5rem 0;
  box-sizing: border-box;
}

@media (min-width: 1024px) {
  .issca-tabs-section {
    padding: 0 8rem 0;
  }
}

.issca-tabs-container {
  max-width: 1600px;
  margin: 0 auto;
}

.issca-tabs-wrapper {
  background: var(--issca-bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--issca-border-soft);
  border-radius: 999px;
  padding: 6px;
  max-width: fit-content;
  margin: 0 auto;
  box-shadow: inset 0 0 0 1px rgba(245, 249, 255, 0.05);
}

.issca-tabs-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.issca-tab-btn {
  padding: 10px 22px;
  border: 1px solid transparent;
  border-radius: 50px;
  font-size: 1.5rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
  text-align: center;
  box-sizing: border-box;
  background: rgba(10, 24, 48, 0.38);
  color: var(--issca-text-secondary);
  white-space: nowrap;
}

.issca-tab-btn:hover {
  border-color: var(--issca-border-soft);
  background: rgba(13, 33, 64, 0.86);
  color: var(--issca-text-primary);
  box-shadow: 0 0 0 1px rgba(125, 180, 255, 0.22);
}

.issca-tab-btn.active {
  background: linear-gradient(
    130deg,
    rgba(29, 107, 255, 0.94) 0%,
    rgba(29, 107, 255, 0.72) 52%,
    rgba(99, 214, 255, 0.55) 100%
  );
  color: var(--issca-text-primary);
  border-color: rgba(186, 224, 255, 0.5);
  box-shadow:
    0 10px 22px rgba(15, 65, 158, 0.4),
    0 0 0 1px rgba(209, 236, 255, 0.16) inset;
}

/* ─── Grid Intro ────────────────────────────────────────────────────────── */

.issca-grid-intro-section {
  padding: 2.5rem 2.5rem 0;
  box-sizing: border-box;
}

.issca-grid-intro-container {
  max-width: 980px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.4rem;
  text-align: center;
}

.issca-grid-intro-title {
  margin: 0;
  color: var(--issca-text-primary);
  font-size: clamp(3.4rem, 5vw, 5.8rem);
  font-weight: 700;
  line-height: 1.03;
  letter-spacing: 0.01em;
  text-wrap: balance;
}

.issca-grid-intro-description {
  max-width: 760px;
  margin: 0;
  color: var(--issca-text-secondary);
  font-size: clamp(1.7rem, 2vw, 2rem);
  font-weight: 400;
  line-height: 1.7;
}


.issca-course-status-label--unavailable {
  background: rgba(245, 158, 11, 0.94);
  color: #111827;
}
@media (min-width: 1024px) {
  .issca-grid-intro-section {
    padding: 3rem 8rem 0;
  }
}

/* ─── No Results ────────────────────────────────────────────────────────── */

.issca-no-results {
  text-align: center;
  padding: 60px 20px;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--issca-text-primary);
  line-height: 1.4;
}

.issca-no-results p {
  margin: 0;
  color: var(--issca-text-secondary);
  font-size: 1.8rem;
  font-weight: 400;
}

/* ─── Grid Section ──────────────────────────────────────────────────────── */

.issca-courses-section {
  width: 100%;
  background: transparent;
  padding: 60px 2.5rem;
  box-sizing: border-box;
}

.issca-events-experience .issca-grid-intro-section,
.issca-events-experience .issca-tabs-section,
.issca-events-experience .issca-courses-section {
  position: relative;
  z-index: 1;
}

.issca-events-experience .issca-tabs-section {
  margin-top: 0;
  padding-top: 1.5rem;
}

.issca-events-experience .issca-no-results {
  color: var(--issca-text-primary);
}

.issca-events-experience .issca-no-results p {
  color: var(--issca-text-secondary);
}

@media (min-width: 1024px) {
  .issca-courses-section {
    padding: 60px 8rem;
  }
}

.issca-courses-container {
  max-width: 1600px;
  margin: 0 auto;
}

/* Three-column grid: 1 on mobile, 2 on tablet, 3 on desktop */
.issca-courses-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 56px;
  justify-items: center;
}

@media (min-width: 768px) {
  .issca-courses-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
  }
}

@media (min-width: 1200px) {
  .issca-courses-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
  }
}

/* ─── Course Card ───────────────────────────────────────────────────────── */

.issca-course-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  width: 100%;
  max-width: 400px;
  min-height: 540px;
  background: var(--issca-bg-elevated) center / cover no-repeat;
  border-left: 2px solid transparent;
  border-right: 2px solid transparent;
  box-shadow: var(--issca-shadow-elevated);
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease;
  display: flex;
  flex-direction: column;
}

/* Bottom accent bar + glow — only below the card */
.issca-course-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 8%;
  right: 8%;
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--issca-accent-secondary) 28%,
    var(--issca-accent-primary) 52%,
    var(--issca-accent-secondary) 72%,
    transparent 100%
  );
  border-radius: 3px 3px 0 0;
  box-shadow:
    0 0 12px rgba(99, 214, 255, 0.28),
    0 0 28px rgba(29, 107, 255, 0.16);
  z-index: 3;
  opacity: 0.78;
  transition:
    opacity 0.35s ease,
    box-shadow 0.35s ease;
}

.issca-course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--issca-shadow-hover);
}

.issca-course-card:hover::after {
  opacity: 1;
  box-shadow:
    0 0 18px rgba(99, 214, 255, 0.5),
    0 0 42px rgba(29, 107, 255, 0.26);
}

/* Full-card gradient overlay — top open, heavy darkening at bottom for legibility */
.issca-course-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(3, 8, 20, 0.1) 0%,
    rgba(3, 8, 20, 0.28) 38%,
    rgba(3, 8, 20, 0.42) 68%,
    rgba(3, 8, 20, 0.67) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  padding: 28px 26px 34px;
  gap: 16px;
  overflow: hidden;
  border-radius: inherit;
}

.issca-course-card:hover .issca-course-card-overlay::before {
  opacity: 1;
}

/* ─── Status Pill ─────────────────────────────────────────────────────────── */

.issca-course-status-label {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 22px;
  border-radius: 0 0 16px 16px;
  font-size: 1.32rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  z-index: 2;
  backdrop-filter: blur(12px);
  background: rgba(5, 14, 36, 0.68);
  border: 1px solid rgba(160, 205, 255, 0.22);
  border-top: none;
  border-bottom: 2px solid rgba(186, 224, 255, 0.5);
  color: var(--issca-text-secondary);
  box-shadow: 0 7px 14px rgba(2, 9, 20, 0.32);
}

/* "Next Event" high-emphasis variant */
.issca-course-status-label--next {
  background: linear-gradient(
    120deg,
    rgba(29, 107, 255, 0.66) 0%,
    rgba(0, 32, 82, 0.84) 100%
  );
  border-color: rgba(99, 214, 255, 0.38);
  border-bottom-color: rgba(182, 229, 255, 0.78);
  color: var(--issca-text-primary);
  box-shadow:
    0 8px 20px rgba(29, 107, 255, 0.24),
    inset 0 0 0 1px rgba(99, 214, 255, 0.1);
}

/* "Live Now" active state variant */
.issca-course-status-label--live {
  background: linear-gradient(
    120deg,
    rgba(239, 68, 68, 0.72) 0%,
    rgba(153, 27, 27, 0.88) 100%
  );
  border-color: rgba(254, 129, 112, 0.42);
  border-bottom-color: rgba(255, 167, 152, 0.82);
  color: var(--issca-text-primary);
  box-shadow:
    0 8px 24px rgba(239, 68, 68, 0.28),
    inset 0 0 0 1px rgba(254, 129, 112, 0.12);
  animation: pulse-live 2s ease-in-out infinite;
}

@keyframes pulse-live {
  0%, 100% {
    opacity: 1;
    box-shadow:
      0 8px 24px rgba(239, 68, 68, 0.28),
      inset 0 0 0 1px rgba(254, 129, 112, 0.12);
  }
  50% {
    opacity: 0.85;
    box-shadow:
      0 10px 28px rgba(239, 68, 68, 0.36),
      inset 0 0 0 1px rgba(254, 129, 112, 0.18);
  }
}

.issca-course-status-label--sold-out {
  background: linear-gradient(
    120deg,
    rgba(10, 22, 42, 0.88) 0%,
    rgba(22, 46, 78, 0.88) 100%
  );
  border-color: rgba(160, 205, 255, 0.2);
  border-bottom-color: rgba(172, 214, 255, 0.44);
  color: rgba(235, 244, 255, 0.9);
  box-shadow:
    0 8px 16px rgba(2, 9, 20, 0.3),
    inset 0 0 0 1px rgba(184, 226, 255, 0.06);
}

/* Card text content */
.issca-course-card-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  position: relative;
  z-index: 1;
  margin-top: auto;
  margin-bottom: auto;
}

.issca-course-hero-overlay-brand-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  min-height: clamp(52px, 7vh, 88px);
  margin-bottom: 6px;
}

.issca-course-hero-overlay-logo {
  display: block;
  height: auto;
  max-height: clamp(52px, 7vh, 88px);
  max-width: min(72%, 300px);
  object-fit: contain;
}

.issca-course-hero-overlay-text {
  margin: 0;
  max-width: min(72%, 300px);
  font-family: var(--issca-card-brand-display-font);
  font-size: clamp(3rem, 5vw, 5.2rem);
  font-weight: 700;
  font-style: italic;
  line-height: 0.82;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--issca-text-primary);
  text-align: center;
  text-decoration: underline;
  text-decoration-thickness: clamp(1px, 0.12em, 4px);
  text-underline-offset: 0.08em;
  text-shadow: var(--issca-text-shadow-soft-down-global);
  overflow-wrap: anywhere;
}

.issca-course-hero-overlay-brand-wrap--text .issca-course-hero-overlay-text {
  min-height: clamp(52px, 7vh, 88px);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Country — main card title */
.issca-course-country {
  font-size: clamp(4rem, 5.5vw, 6rem);
  font-weight: 700;
  line-height: 1.05;
  margin: 0;
  color: var(--issca-text-primary);
  text-transform: uppercase;
  letter-spacing: 0em;
  text-align: center;
  text-shadow: var(--issca-text-shadow-soft-down-global);
}

/* City */
.issca-course-city {
  font-size: clamp(2.6rem, 3vw, 3.2rem);
  font-weight: 700;
  color: var(--issca-text-primary);
  margin: 0;
  text-align: center;
  text-shadow: var(--issca-text-shadow-soft-down-global);
}

/* Eyebrow divider */
.issca-course-divider {
  width: 40px;
  height: 1px;
  background: rgba(184, 225, 255, 0.82);
  align-self: center;
  margin: 10px 0;
  flex-shrink: 0;
}

/* Date */
.issca-course-date {
  font-size: 1.9rem;
  font-weight: 500;
  color: var(--issca-text-secondary);
  margin: 0;
  text-align: center;
  text-shadow: var(--issca-text-shadow-soft-down-global);
}

/* ─── Buttons ───────────────────────────────────────────────────────────── */

.issca-course-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  position: relative;
  z-index: 1;
  margin-top: 0;
  width: 100%;
}

.issca-course-btn {
  display: inline-block;
  padding: 13px 32px;
  border-radius: 50px;
  font-size: 1.7rem;
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  transition:
    background 0.18s ease,
    border-color 0.18s ease,
    transform 0.18s ease;
  box-sizing: border-box;
  width: 100%;
}

/* Buy Tickets button */
.issca-course-btn-secondary {
  background: linear-gradient(
    135deg,
    rgba(29, 107, 255, 0.46) 0%,
    rgba(11, 31, 61, 0.8) 100%
  );
  color: var(--issca-text-primary);
  border: 1px solid rgba(152, 208, 255, 0.46);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 8px 20px rgba(10, 35, 74, 0.42);
}

.issca-course-btn-secondary:hover {
  background: linear-gradient(
    135deg,
    rgba(29, 107, 255, 0.8) 0%,
    rgba(13, 39, 78, 1) 100%
  );
  border-color: rgba(184, 226, 255, 0.82);
  transform: translateY(-2px);
  color: var(--issca-text-primary);
  box-shadow:
    0 12px 26px rgba(14, 52, 112, 0.5),
    0 0 0 1px rgba(193, 232, 255, 0.16) inset;
}

.issca-course-btn:focus-visible,
.issca-tab-btn:focus-visible {
  outline: 2px solid rgba(153, 210, 255, 0.84);
  outline-offset: 2px;
}

/* ─── Mobile adjustments ────────────────────────────────────────────────── */

@media (max-width: 767px) {
  .issca-tabs-nav {
    gap: 8px;
  }

  .issca-tab-btn {
    padding: 8px 20px;
    font-size: 1.4rem;
  }

  .issca-courses-grid {
    gap: 44px;
  }

  .issca-course-hero-overlay-brand-wrap {
    min-height: clamp(44px, 6vh, 64px);
  }

  .issca-course-hero-overlay-logo {
    max-height: clamp(44px, 6vh, 64px);
    max-width: min(80%, 260px);
  }

  .issca-course-hero-overlay-text {
    max-width: min(80%, 260px);
    font-size: clamp(2.5rem, 7vw, 4rem);
  }

  .issca-course-hero-overlay-brand-wrap--text .issca-course-hero-overlay-text {
    min-height: clamp(44px, 6vh, 64px);
  }
}