/* ==========================================================================
   ShoppingResult -- Custom Stylesheet
   Beyond Tailwind: variables, animations, component skins, scrollbar, etc.
   Loaded AFTER the Tailwind CDN <script> so utility classes still win.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Brand palette */
  --color-primary:   #1e293b; /* slate-800 */
  --color-accent:    #3b82f6; /* blue-500 */
  --color-secondary: #f97316; /* orange-500 */

  /* Surfaces */
  --color-bg:        #ffffff;
  --color-bg-alt:    #f8fafc; /* slate-50 */
  --color-surface:   #ffffff;
  --color-border:    #e2e8f0; /* slate-200 */

  /* Text */
  --color-text:      #1e293b;
  --color-text-muted:#64748b; /* slate-500 */

  /* Transitions */
  --transition-theme: background-color 300ms ease, color 300ms ease,
                      border-color 300ms ease, box-shadow 300ms ease;
}

/* Dark-mode overrides (class strategy -- toggled by JS on <html>) */
html.dark {
  --color-bg:        #0f172a; /* slate-900 */
  --color-bg-alt:    #1e293b;
  --color-surface:   #1e293b;
  --color-border:    #334155; /* slate-700 */
  --color-text:      #f1f5f9; /* slate-100 */
  --color-text-muted:#94a3b8; /* slate-400 */
}

/* Apply token-driven colours to the body so Tailwind utilities can coexist */
body {
  background-color: var(--color-bg);
  color:            var(--color-text);
  transition:       var(--transition-theme);
}

/* --------------------------------------------------------------------------
   2. Smooth Scroll
   -------------------------------------------------------------------------- */
html {
  scroll-behavior: smooth;
}

/* Respect user preference for reduced motion globally */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration:  0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* --------------------------------------------------------------------------
   3. Scroll-Reveal Animation
   Elements with class "reveal" start hidden and slide up when observed.
   JS adds the "revealed" class via IntersectionObserver.
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(2rem); /* 32px */
  transition: opacity 600ms cubic-bezier(0.34, 1.56, 0.64, 1),
              transform 600ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children: add data-reveal-delay="1|2|3|4" for 100-400ms extra */
.reveal[data-reveal-delay="1"] { transition-delay: 100ms; }
.reveal[data-reveal-delay="2"] { transition-delay: 200ms; }
.reveal[data-reveal-delay="3"] { transition-delay: 300ms; }
.reveal[data-reveal-delay="4"] { transition-delay: 400ms; }

/* --------------------------------------------------------------------------
   4. Hero Gradient Animation
   Usage: <section class="hero-gradient">...</section>
   -------------------------------------------------------------------------- */
.hero-gradient {
  background: linear-gradient(
    135deg,
    var(--color-accent),
    #6366f1,      /* indigo-500 */
    var(--color-secondary)
  );
  background-size: 400% 400%;
  animation: gradient-shift 12s ease infinite;
}

@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* --------------------------------------------------------------------------
   5. Browser Mockup Frame
   Wraps a screenshot to look like a browser window.
   <div class="browser-frame">
     <div class="browser-frame__bar"></div>
     <img src="..." alt="..." />
   </div>
   -------------------------------------------------------------------------- */
.browser-frame {
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: var(--transition-theme);
}

.browser-frame__bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background-color: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-theme);
}

/* Three traffic-light dots */
.browser-frame__bar::before {
  content: "";
  display: flex;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: #ef4444; /* red */
  box-shadow:
    1.25rem 0 0 #eab308, /* yellow, offset right */
    2.5rem  0 0 #22c55e; /* green, offset right */
}

.browser-frame img {
  display: block;
  width: 100%;
  height: auto;
}

/* --------------------------------------------------------------------------
   6. Cookie Consent Banner
   Positioned fixed at the bottom; slides up on load.
   -------------------------------------------------------------------------- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  padding: 1rem 1.5rem;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.08);
  transform: translateY(100%);
  transition: transform 400ms ease-out, var(--transition-theme);
}

.cookie-banner.visible {
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   7. Custom Scrollbar (Webkit & Firefox)
   -------------------------------------------------------------------------- */
html {
  scrollbar-color: var(--color-accent) transparent; /* Firefox */
  scrollbar-width: thin;
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background-color: var(--color-accent);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background-color: #2563eb; /* blue-600 */
}

/* --------------------------------------------------------------------------
   8. Sticky Nav Shadow
   JS adds "nav-scrolled" to <nav> after scrolling past threshold.
   -------------------------------------------------------------------------- */
.nav-scrolled {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* --------------------------------------------------------------------------
   9. Utility: Theme Transition Helper
   Apply to any element that should animate on theme change.
   -------------------------------------------------------------------------- */
.theme-transition {
  transition: var(--transition-theme);
}

/* --------------------------------------------------------------------------
   10. Scroll Progress Bar
   Thin rose gradient bar fixed at top of viewport (created by JS).
   -------------------------------------------------------------------------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  z-index: 60;
  pointer-events: none;
  background: transparent;
}

.scroll-progress__bar {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #f43f5e, #e11d48, #be123c);
  transform-origin: left;
  transform: scaleX(0);
  will-change: transform;
}

/* --------------------------------------------------------------------------
   11. Cascade Reveal Variants (Ecosystem cards)
   data-cascade="left|center|right" for staggered directional reveals.
   -------------------------------------------------------------------------- */
.reveal[data-cascade="left"] {
  transform: translateX(-3rem) rotate(-2deg);
  opacity: 0;
}
.reveal[data-cascade="center"] {
  transform: scale(0.97) translateY(2rem);
  opacity: 0;
}
.reveal[data-cascade="right"] {
  transform: translateX(3rem) rotate(2deg);
  opacity: 0;
}

.reveal.revealed[data-cascade="left"],
.reveal.revealed[data-cascade="center"],
.reveal.revealed[data-cascade="right"] {
  opacity: 1;
  transform: translateX(0) rotate(0deg) scale(1) translateY(0);
}

/* Mobile: fall back to standard translateY for stacked layout */
@media (max-width: 1023px) {
  .reveal[data-cascade="left"],
  .reveal[data-cascade="right"] {
    transform: translateY(2rem);
  }
  .reveal[data-cascade="center"] {
    transform: translateY(2rem);
  }
}

/* --------------------------------------------------------------------------
   12. Hero Character Stagger Animation
   Individual <span>s from JS -- each char fades/rotates in.
   -------------------------------------------------------------------------- */
.char-stagger-wrap {
  display: inline;
}

.char-stagger-wrap .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.3em) rotate(3deg);
  transition: opacity 400ms cubic-bezier(0.34, 1.56, 0.64, 1),
              transform 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.char-stagger-wrap .char.visible {
  opacity: 1;
  transform: translateY(0) rotate(0deg);
}


/* --------------------------------------------------------------------------
   13. 3D Card Tilt on Hover (desktop only)
   Ecosystem cards get dramatic lift, glow, and scale on hover.
   -------------------------------------------------------------------------- */
@media (hover: hover) {
  [data-tilt] {
    transform-style: preserve-3d;
    transition: transform 300ms ease-out, box-shadow 300ms ease-out;
  }

  [data-tilt]:hover {
    box-shadow:
      0 20px 40px -12px rgba(244, 63, 94, 0.2),
      0 8px 20px -8px rgba(0, 0, 0, 0.12);
  }
}

/* --------------------------------------------------------------------------
   13b. Blog Card Dramatic Hover
   -------------------------------------------------------------------------- */
@media (hover: hover) {
  .group.reveal:hover {
    transform: translateY(-6px);
    box-shadow:
      0 20px 40px -12px rgba(244, 63, 94, 0.15),
      0 8px 20px -8px rgba(0, 0, 0, 0.1);
  }
}

/* --------------------------------------------------------------------------
   13c. Trusted-by Item Hover
   -------------------------------------------------------------------------- */
.trusted-item {
  transition: opacity 300ms ease, transform 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.trusted-item:hover {
  transform: scale(1.08);
}

/* --------------------------------------------------------------------------
   13d. CTA Button Dramatic Hover
   -------------------------------------------------------------------------- */
@media (hover: hover) {
  [data-magnetic]:hover {
    box-shadow:
      0 12px 28px -6px rgba(244, 63, 94, 0.35),
      0 4px 12px -4px rgba(0, 0, 0, 0.1);
  }
}

/* --------------------------------------------------------------------------
   14. Magnetic Cursor on CTAs (desktop only)
   -------------------------------------------------------------------------- */
@media (hover: hover) {
  [data-magnetic] {
    transition: transform 300ms ease-out, box-shadow 300ms ease-out;
  }
}

/* --------------------------------------------------------------------------
   15. Counter Animation
   tabular-nums prevents layout shift during counting.
   -------------------------------------------------------------------------- */
[data-counter] {
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   16. Floating Accent Elements
   Positioned behind content, low opacity decorative shapes.
   -------------------------------------------------------------------------- */
.floating-accent {
  position: absolute;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  pointer-events: none;
  will-change: transform;
  opacity: 0.07;
}

html.dark .floating-accent {
  opacity: 0.04;
}

/* --------------------------------------------------------------------------
   17. Hero Gradient Hue Shift
   Applied via JS filter on the hero section.
   -------------------------------------------------------------------------- */
[data-gradient-shift] {
  will-change: filter;
  transition: filter 0ms;
}
