/* ==============================================================================
   VINASTECH DESIGN SYSTEM — ENTERPRISE CINEMATIC STYLES (PHASE 8U PILOT)
   ART DIRECTION: VinaSTech Motion Enterprise
   ============================================================================== */

:root {
  /* Core Brand Colors */
  --vst-blue: #1875bb;
  --vst-cyan: #23aae1;

  /* Signature Enterprise Palette */
  --vst-electric-blue: #2e6cff;
  --vst-deep-indigo: #16104f;
  --vst-midnight: #070b18;
  --vst-navy: #091c30;

  /* Emotional Accent Highlights */
  --vst-magenta: #d8327d;
  --vst-rose: #f15b86;
  --vst-peach: #f2b58f;

  /* Light Surfaces & Lines */
  --vst-white: #ffffff;
  --vst-off-white: #f5f6f8;
  --vst-surface: #eaf0f4;

  --vst-text: #102038;
  --vst-muted: #667381;
  --vst-line: rgba(255, 255, 255, 0.18);
}

/* SCOPE CONTAINER FOR PILOT PAGES ONLY */
body.vst-cinematic-pilot {
  background-color: var(--vst-midnight);
  color: var(--vst-white);
  font-family: var(--font-body);
}

/* GLOBAL ANNOUNCEMENT BAR */
.vst-announcement-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0.5rem 1.5rem;
  background: linear-gradient(90deg, #1875bb 0%, #d8327d 50%, #16104f 100%);
  color: var(--vst-white);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  position: relative;
  z-index: 100;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.vst-announcement-bar a {
  color: var(--vst-white);
  text-decoration: underline;
  margin-left: 0.5rem;
}

.vst-announcement-close {
  position: absolute;
  right: 1.25rem;
  background: transparent;
  border: none;
  color: var(--vst-white);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.25rem;
  transition: transform 0.2s ease;
}

.vst-announcement-close:hover {
  transform: rotate(45deg);
}

/* ENTERPRISE DARK HEADER */
.vst-cinematic-pilot .vst-nav-editorial {
  background-color: var(--vst-midnight);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  min-height: 88px;
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 99;
  transition: background-color 0.3s ease, min-height 0.3s ease;
}

.vst-cinematic-pilot .vst-nav-editorial.vst-header-scrolled {
  background-color: rgba(7, 11, 24, 0.94);
  backdrop-filter: blur(12px);
  min-height: 72px;
}

.vst-cinematic-pilot .vst-nav-links a {
  color: var(--vst-white);
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  transition: color 0.2s ease;
}

.vst-cinematic-pilot .vst-nav-links a:hover,
.vst-cinematic-pilot .vst-nav-links a.active {
  color: var(--vst-cyan);
}

.vst-cinematic-pilot .vst-brand-logo img {
  filter: brightness(0) invert(1);
}

/* CINEMATIC ANIMATED HERO */
.vst-motion-hero {
  position: relative;
  background:
    radial-gradient(circle at 75% 80%, rgba(241, 91, 134, 0.65), transparent 42%),
    radial-gradient(circle at 12% 15%, rgba(46, 108, 255, 0.52), transparent 45%),
    linear-gradient(155deg, #15104c 0%, #151a63 42%, #753770 72%, #e4a079 100%);
  padding: clamp(5rem, 8vw, 8rem) 0 clamp(4rem, 6vw, 6rem) 0;
  text-align: center;
  overflow: hidden;
}

.vst-motion-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 6.5vw, 7.2rem);
  line-height: 0.92;
  letter-spacing: -0.055em;
  font-weight: 500;
  color: var(--vst-white);
  max-width: 1040px;
  margin: 1.25rem auto 0 auto;
}

.vst-hero-rose-text {
  color: #fca5a5;
  font-weight: 600;
}

/* OVERLAPPING CINEMATIC MEDIA STAGE */
.vst-media-stage {
  max-width: 960px;
  margin: -3.5rem auto 4rem auto;
  position: relative;
  z-index: 10;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.vst-media-stage img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 12s ease-out;
}

.vst-media-stage:hover img {
  transform: scale(1.03);
}

/* SECTION RHYTHM CONTRAST */
.vst-cinematic-pilot .vst-section-dark {
  background-color: var(--vst-midnight);
  color: var(--vst-white);
}

.vst-cinematic-pilot .vst-section-indigo {
  background-color: var(--vst-deep-indigo);
  color: var(--vst-white);
}

.vst-cinematic-pilot .vst-section-white {
  background-color: var(--vst-white);
  color: var(--vst-text);
}

.vst-cinematic-pilot .vst-section-surface {
  background-color: var(--vst-surface);
  color: var(--vst-text);
}