/* =============================================
   深渊之上 — 影片发布预告海报
   Design-to-Code: Ardot → HTML/CSS
   Canvas: 1920×1080, proportional scaling
   ============================================= */

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #000;
}

/* ---------- CSS Variables (from design tokens) ---------- */
:root {
  --poster-bg:        #0A1A2F;   /* r:0.039 g:0.102 b:0.184 */
  --gold:             #B8956A;   /* r:0.722 g:0.584 b:0.416 */
  --title-white:      #E8EDF5;   /* r:0.910 g:0.929 b:0.961 */
  --tagline-blue:     #A0B0C5;   /* r:0.627 g:0.690 b:0.773 */
  --date-light:       #D0D8E5;   /* r:0.816 g:0.847 b:0.898 */
  --divider:          #4A5A78;   /* r:0.290 g:0.353 b:0.471 */
  --credits-gray:     #8898AD;   /* r:0.533 g:0.596 b:0.678 */
  --studio-blue:      #6878A0;   /* r:0.408 g:0.471 b:0.627 */

  --blend-color:      rgba(8, 15, 36, 0.55);
  --overlay-stop-0:   rgba(5, 10, 26, 0.20);
  --overlay-stop-30:  rgba(5, 10, 26, 0.50);
  --overlay-stop-60:  rgba(3, 8, 20, 0.75);
  --overlay-stop-100: rgba(3, 5, 15, 0.95);

  --title-shadow-1:   0 4px 20px rgba(0, 13, 38, 0.60);
  --title-shadow-2:   0 2px 8px  rgba(0, 13, 38, 0.30);

  --font-family: 'Sarasa Gothic SC', 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', sans-serif;
}

/* ---------- Poster Container (scaling wrapper) ---------- */
.poster-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  overflow: hidden;
}

/* ---------- Poster (1920×1080 canvas) ---------- */
.poster {
  position: relative;
  width: 1920px;
  height: 1080px;
  background-color: var(--poster-bg);
  overflow: hidden;
  flex-shrink: 0;
  transform-origin: top left;
}

/* ---------- Layer 1: Orgrimmar Background (left half 960×1080) ---------- */
.bg-orgrimmar {
  position: absolute;
  top: 0;
  left: 0;
  width: 960px;
  height: 1080px;
  background-image: url('../assets/images/orgrimmar-bg.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* ---------- Layer 2: Stormwind Background (right half 960×1080) ---------- */
.bg-stormwind {
  position: absolute;
  top: 0;
  left: 960px;
  width: 960px;
  height: 1080px;
  background-image: url('../assets/images/stormwind-bg.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* ---------- Layer 3: Center Blend (horizontal gradient, smooths left/right seam) ---------- */
.center-blend {
  position: absolute;
  top: 0;
  left: 0;
  width: 1920px;
  height: 1080px;
  background: linear-gradient(
    to right,
    transparent 0%,
    transparent 32%,
    var(--blend-color) 50%,
    transparent 68%,
    transparent 100%
  );
  pointer-events: none;
}

/* ---------- Layer 4: Gradient Overlay (bottom-to-top darkening) ---------- */
.gradient-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 1920px;
  height: 1080px;
  background: linear-gradient(
    to top,
    var(--overlay-stop-0)   0%,
    var(--overlay-stop-30)  30%,
    var(--overlay-stop-60)  60%,
    var(--overlay-stop-100) 100%
  );
  pointer-events: none;
}

/* ---------- Layer 5: Content Wrapper ---------- */
.content-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 1920px;
  height: 1080px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 100px;
  pointer-events: none;
}

/* ---------- Top Block ---------- */
.top-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

.eyebrow-label {
  font-family: var(--font-family);
  font-size: 36px;
  font-weight: 400;
  color: var(--gold);
  letter-spacing: 12px;
  text-align: center;
  line-height: 1;
  white-space: nowrap;
}

.gold-accent-line {
  width: 140px;
  height: 3px;
  background-color: var(--gold);
}

/* ---------- Center Block ---------- */
.center-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  width: 100%;
}

.film-title {
  font-family: var(--font-family);
  font-size: 120px;
  font-weight: 700;
  color: var(--title-white);
  text-align: center;
  line-height: 1;
  letter-spacing: 8px;
  text-shadow: var(--title-shadow-1), var(--title-shadow-2);
  white-space: nowrap;
}

.tagline {
  font-family: var(--font-family);
  font-size: 48px;
  font-weight: 400;
  color: var(--tagline-blue);
  text-align: center;
  line-height: 1;
  letter-spacing: 4px;
  white-space: nowrap;
}

.release-date {
  font-family: var(--font-family);
  font-size: 36px;
  font-weight: 400;
  color: var(--date-light);
  text-align: center;
  line-height: 1;
  letter-spacing: 6px;
  white-space: nowrap;
}

/* ---------- Bottom Block ---------- */
.bottom-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.divider-line {
  width: 400px;
  height: 1px;
  background-color: var(--divider);
}

.credits {
  font-family: var(--font-family);
  font-size: 32px;
  font-weight: 400;
  color: var(--credits-gray);
  text-align: center;
  line-height: 1;
  letter-spacing: 2px;
  white-space: nowrap;
}

.studio {
  font-family: var(--font-family);
  font-size: 28px;
  font-weight: 400;
  color: var(--studio-blue);
  text-align: center;
  line-height: 1;
  letter-spacing: 8px;
  white-space: nowrap;
}

/* =============================================
   Play Button (center of poster)
   ============================================= */
.play-button {
  position: absolute;
  top: 70%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 110px;
  height: 110px;
  border: none;
  border-radius: 16px;
  background: rgba(184, 149, 106, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  z-index: 10;
  transition: all 0.3s ease;
  /* nudge slightly above visual center so it sits between title & date */
  margin-top: -20px;
}

.play-button:hover {
  background: rgba(184, 149, 106, 0.30);
  color: #D4B88A;
  transform: translate(-50%, calc(-50% - 4px));
  box-shadow: 0 8px 30px rgba(184, 149, 106, 0.35);
}

.play-button:active {
  transform: translate(-50%, calc(-50% + 2px));
}

.play-icon {
  margin-left: 6px; /* optical centering of triangle */
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
}

/* pulsing ring animation */
.play-ring {
  position: absolute;
  top: -8px;
  left: -8px;
  right: -8px;
  bottom: -8px;
  border-radius: 20px;
  border: 2px solid rgba(184, 149, 106, 0.4);
  animation: pulse-ring 2.5s ease-out infinite;
  pointer-events: none;
}

@keyframes pulse-ring {
  0%   { transform: scale(0.95); opacity: 0.6; }
  70%  { transform: scale(1.2); opacity: 0; }
  100% { transform: scale(1.2); opacity: 0; }
}

/* =============================================
   Video Modal Overlay
   ============================================= */
.video-modal {
  position: absolute;
  top: 0;
  left: 0;
  width: 1920px;
  height: 1080px;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.video-modal.active {
  opacity: 1;
  visibility: visible;
}

.video-modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 10, 26, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.video-modal-content {
  position: relative;
  width: 1400px;
  max-height: 860px;
  background: linear-gradient(135deg, rgba(15, 28, 52, 0.95), rgba(8, 16, 36, 0.98));
  border: 1px solid rgba(184, 149, 106, 0.25);
  border-radius: 20px;
  padding: 50px 56px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6), 0 0 1px rgba(184, 149, 106, 0.15);
  transform: translateY(20px) scale(0.96);
  transition: transform 0.35s ease;
}

.video-modal.active .video-modal-content {
  transform: translateY(0) scale(1);
}

/* ---- Modal Header ---- */
.video-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
}

.video-modal-title {
  font-family: var(--font-family);
  font-size: 42px;
  font-weight: 700;
  color: var(--title-white);
  letter-spacing: 6px;
  line-height: 1;
}

.video-modal-close {
  width: 48px;
  height: 48px;
  border: 1px solid rgba(184, 149, 106, 0.3);
  border-radius: 50%;
  background: rgba(184, 149, 106, 0.08);
  color: var(--gold);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.video-modal-close:hover {
  background: rgba(184, 149, 106, 0.25);
  border-color: var(--gold);
  transform: rotate(90deg);
}

/* ---- Video Grid (3 columns × 2 rows) ---- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 24px;
}

.video-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.video-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, rgba(10, 26, 47, 0.8), rgba(5, 14, 30, 0.9));
  border: 1px solid rgba(72, 90, 120, 0.3);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: rgba(184, 149, 106, 0.5);
  cursor: pointer;
  transition: all 0.25s ease;
  overflow: hidden;
  position: relative;
}

.video-placeholder::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(184, 149, 106, 0) 0%, rgba(184, 149, 106, 0.06) 100%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.video-placeholder:hover {
  border-color: rgba(184, 149, 106, 0.5);
  color: var(--gold);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.video-placeholder:hover::before {
  opacity: 1;
}

.video-placeholder svg {
  z-index: 1;
}

.video-placeholder span {
  font-family: var(--font-family);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 2px;
  z-index: 1;
}

.video-label {
  font-family: var(--font-family);
  font-size: 20px;
  font-weight: 400;
  color: var(--credits-gray);
  text-align: center;
  letter-spacing: 2px;
  line-height: 1;
  white-space: nowrap;
}