/* FlywheelTech - Custom CSS */

/* ===== CSS VARIABLES ===== */
:root {
  --color-bg-primary: #FFFFFF;
  --color-bg-section: #F6F6F6;
  --color-bg-card: #F8F9FA;
  --color-bg-nav: #E8F5F4;
  --color-accent: #35979C;
  --color-accent-bright: #57C1C6;
  --color-accent-glow: rgba(53, 151, 156, 0.15);
  --color-text-primary: #212529;
  --color-text-muted: #343A40;
  --color-text-dim: #6C757D;
  --color-border: rgba(222, 226, 230, 0.6);
  --color-cta-bg: #35979C;
  --color-cta-text: #FFFFFF;
  --color-cta-hover: #2D8084;
}

/* ===== FONTS ===== */
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  color: var(--color-text-primary);
}

/* ===== SCROLL REVEAL ANIMATIONS ===== */
[data-reveal] {
  opacity: 0;
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

[data-reveal].revealed {
  opacity: 1;
}

/* Fade up */
[data-reveal="fade-up"] {
  transform: translateY(40px);
}

[data-reveal="fade-up"].revealed {
  transform: translateY(0);
}

/* Fade in */
[data-reveal="fade"] {
  transform: none;
}

[data-reveal="fade"].revealed {
  opacity: 1;
}

/* Fade from left */
[data-reveal="fade-left"] {
  transform: translateX(-20px);
}

[data-reveal="fade-left"].revealed {
  transform: translateX(0);
}

/* Scale */
[data-reveal="scale"] {
  transform: scale(0.95);
}

[data-reveal="scale"].revealed {
  transform: scale(1);
}

/* Stagger children */
[data-stagger] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

[data-stagger].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ===== SECTION TRANSITION LINES ===== */
.section-line {
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width 1.2s linear;
}

/* ===== NAVIGATION ===== */
#main-nav {
  background: var(--color-bg-nav);
  transition: all 0.3s ease;
}

#main-nav.scrolled {
  background: var(--color-bg-nav);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  border-bottom: 1px solid var(--color-border);
}

/* Dropdown animations */
.dropdown-menu {
  background: var(--color-bg-nav) !important;
  transition: opacity 0.2s ease-out, transform 0.2s ease-out, visibility 0.2s ease-out;
  pointer-events: none;
}

.dropdown-menu.pointer-events-auto {
  pointer-events: auto;
}

.dropdown-menu a {
  pointer-events: auto;
}

/* ===== PROGRESS INDICATOR ===== */
#progress-bar {
  position: fixed;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 33vh;
  background: var(--color-border);
  z-index: 40;
}

#progress-indicator {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: var(--color-accent);
  transition: height 0.1s linear;
}

/* ===== PARALLAX BACKGROUNDS ===== */
[data-parallax] {
  will-change: transform;
}

/* ===== STAT GLOW EFFECT ===== */
.stat-glow {
  filter: drop-shadow(0 0 12px var(--color-accent-glow));
}

/* ===== HERO HEADLINE SPLIT WEIGHT ===== */
.hero-headline-light {
  font-weight: 300;
}

.hero-headline-bold {
  font-weight: 700;
}

/* ===== HOVER EFFECTS ===== */
.card-hover {
  transition: all 0.2s ease;
}

.card-hover:hover {
  border-color: var(--color-accent-bright);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* ===== MOBILE MENU ===== */
#mobile-menu {
  background: var(--color-bg-nav) !important;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* ===== SCROLL CUE ===== */
.scroll-cue {
  animation: scroll-cue-bounce 2s ease-in-out infinite;
}

.scroll-cue:hover {
  animation-play-state: paused;
}

@keyframes scroll-cue-bounce {
  0%, 100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, 8px);
  }
}

/* ===== GRAPHIC PLACEHOLDERS ===== */
/* Light-touch dummy graphics. Replace each .graphic-placeholder with final
   artwork; the data-graphic attribute names the suggested asset. Styling is
   kept complementary to the teal accent palette (no heavy imagery). */
.graphic-placeholder {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  border: 1px dashed var(--color-accent);
  border-radius: 0.75rem;
  background:
    linear-gradient(135deg, rgba(53, 151, 156, 0.06) 0%, rgba(87, 193, 198, 0.04) 100%);
  color: var(--color-accent);
  text-align: center;
  padding: 2rem;
  min-height: 200px;
}

.graphic-placeholder .graphic-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.graphic-placeholder .graphic-suggestion {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  max-width: 26rem;
  line-height: 1.5;
}

/* ===== HERO DECORATIVE LINE-ART (feedback5) ===== */
/* Full-bleed abstract SVG layers that sit above the radial-gradient wash and
   below the hero content (z-10). All colour comes from CSS variables with a
   hard-coded fallback so the art degrades gracefully without custom props. */
.hero-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
}

/* Keep contour weights crisp despite preserveAspectRatio="slice" scaling */
.hero-art [stroke] {
  vector-effect: non-scaling-stroke;
}

@keyframes hero-drift {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50%      { transform: translate3d(0, -16px, 0); }
}

@keyframes hero-sway {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50%      { transform: translate3d(16px, 10px, 0); }
}

.hero-art--drift { animation: hero-drift 22s ease-in-out infinite; }
.hero-art--sway  { animation: hero-sway 26s ease-in-out infinite; }

/* ===== FLYWHEEL COMPOUNDING DIAGRAM (feedback5) ===== */
.flywheel-diagram {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  margin-inline: auto;
}

.flywheel-diagram .fw-node-label {
  font: 600 13px/1.15 -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  fill: var(--color-text-primary, #212529);
}

.flywheel-diagram .fw-hub-label {
  font: 700 15px/1.2 -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  fill: var(--color-accent, #35979C);
}

.flywheel-diagram .fw-caption {
  font: 400 13px/1.4 -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  fill: var(--color-text-dim, #6C757D);
}

/* Slowly rotating outer ring + direction arrows convey the flywheel's motion */
@keyframes fw-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.flywheel-diagram .fw-motion {
  transform-box: fill-box;
  transform-origin: center;
  animation: fw-spin 48s linear infinite;
}

/* ===== LEADERSHIP HEADSHOTS (feedback: grayscale + colour treatment) ===== */
/* Resting state: cool teal-tinted monochrome that matches the palette.
   Hover/focus within the card: fades to full natural colour. */
.team-photo-img {
  display: block;
  filter: grayscale(1) contrast(1.03) brightness(1.02);
  transition: filter 0.45s ease;
}

/* Teal wash tints the grayscale toward the brand accent (duotone feel) */
.team-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  mix-blend-mode: color;
  opacity: 0.32;
  pointer-events: none;
  transition: opacity 0.45s ease;
}

.team-photo:hover .team-photo-img {
  filter: grayscale(0) contrast(1) brightness(1);
}

.team-photo:hover::after {
  opacity: 0;
}

@media (prefers-reduced-motion: reduce) {
  .team-photo-img,
  .team-photo::after {
    transition: none;
  }
}

/* ===== PRIVACY POLICY PAGE ===== */
.privacy-content {
  font-size: 0.9rem;
}

.privacy-content p,
.privacy-content li {
  color: var(--color-text-dim);
  line-height: 1.85;
}

.privacy-h2 {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* ===== UTILITY CLASSES ===== */
.text-balance {
  text-wrap: balance;
}

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

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  [data-parallax] {
    transform: none !important;
  }
}

/* ===== RESPONSIVE TWEAKS ===== */
@media (max-width: 768px) {
  #progress-bar {
    display: none;
  }
}