/* ==========================================================================
   Vital Wellness — Design Tokens & Base Overrides
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties — Brand Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* — Colors: Primary — */
  --vw-orange: #E8753A;
  --vw-orange-hover: #D4622A;
  --vw-orange-light: #F5A06A;
  --vw-orange-bg: #FEF3EC;

  /* — Colors: Secondary — */
  --vw-teal: #218983;
  --vw-teal-dark: #1A6E69;
  --vw-teal-light: #4EABA5;
  --vw-teal-bg: #EAF7F5;
  --vw-footer-teal: #218983;

  /* — Colors: Neutrals — */
  --vw-cream: #FFF8F0;
  --vw-cream-dark: #F5EDE0;
  --vw-charcoal: #2D2D2D;
  --vw-gray-700: #4A4A4A;
  --vw-gray-500: #7A7A7A;
  --vw-gray-400: #9B9B9B;
  --vw-gray-300: #C4C4C4;
  --vw-gray-200: #E8E8E8;
  --vw-gray-100: #F5F5F5;
  --vw-white: #FFFFFF;

  /* — Colors: Semantic — */
  --vw-success: #27AE60;
  --vw-success-bg: #E8F8EF;
  --vw-error: #E74C3C;
  --vw-error-bg: #FDECEB;
  --vw-warning: #F2994A;
  --vw-warning-bg: #FEF4EA;
  --vw-info: #2D9CDB;
  --vw-info-bg: #E8F4FC;

  /* — Spacing Scale — */
  --vw-space-2xs: 2px;
  --vw-space-xs: 4px;
  --vw-space-sm: 8px;
  --vw-space-md: 16px;
  --vw-space-lg: 24px;
  --vw-space-xl: 32px;
  --vw-space-2xl: 48px;
  --vw-space-3xl: 64px;
  --vw-space-4xl: 96px;
  --vw-space-5xl: 128px;

  /* — Typography — */
  --vw-font-display: 'Nohemi', 'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --vw-font-body: 'Hanken Grotesk', 'HK Grotesk', system-ui, -apple-system, sans-serif;

  /* — Type Scale (Desktop) — */
  --vw-text-display: clamp(2.75rem, 5vw, 4.5rem);
  --vw-text-h1: clamp(2rem, 4vw, 3.5rem);
  --vw-text-h2: clamp(1.75rem, 3vw, 2.5rem);
  --vw-text-h3: clamp(1.375rem, 2.2vw, 2rem);
  --vw-text-h4: clamp(1.125rem, 1.6vw, 1.5rem);
  --vw-text-h5: clamp(1rem, 1.2vw, 1.25rem);
  --vw-text-body-lg: 1.125rem;
  --vw-text-body: 1rem;
  --vw-text-body-sm: 0.875rem;
  --vw-text-caption: 0.8125rem;
  --vw-text-overline: 0.75rem;

  /* — Line Heights — */
  --vw-leading-tight: 1.15;
  --vw-leading-snug: 1.3;
  --vw-leading-normal: 1.6;
  --vw-leading-relaxed: 1.75;

  /* — Font Weights — */
  --vw-weight-regular: 400;
  --vw-weight-medium: 500;
  --vw-weight-semibold: 600;
  --vw-weight-bold: 700;

  /* — Letter Spacing — */
  --vw-tracking-tight: -0.02em;
  --vw-tracking-normal: 0;
  --vw-tracking-wide: 0.04em;
  --vw-tracking-wider: 0.08em;
  --vw-tracking-widest: 0.12em;

  /* — Border Radius — */
  --vw-radius-sm: 4px;
  --vw-radius-md: 6px;
  --vw-radius-lg: 8px;
  --vw-radius-xl: 12px;
  --vw-radius-2xl: 16px;
  --vw-radius-full: 50%;
  --vw-radius-pill: 9999px;

  /* — Elevation / Shadows — */
  --vw-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --vw-shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --vw-shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06);
  --vw-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
  --vw-shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.1);
  --vw-shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06);
  --vw-shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.1);
  --vw-shadow-popup: 0 16px 48px rgba(0, 0, 0, 0.15);

  /* — Transitions — */
  --vw-ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --vw-ease-in-out: cubic-bezier(0.42, 0, 0.58, 1);
  --vw-ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --vw-duration-instant: 100ms;
  --vw-duration-fast: 160ms;
  --vw-duration-normal: 240ms;
  --vw-duration-slow: 400ms;
  --vw-duration-reveal: 650ms;

  /* — Layout — */
  --vw-container-max: 1440px;
  --vw-container-wide: 1200px;
  --vw-container-content: 960px;
  --vw-container-narrow: 720px;
  --vw-container-text: 640px;
  --vw-gutter: clamp(16px, 4vw, 48px);

  /* — Z-index Scale — */
  --vw-z-base: 1;
  --vw-z-sticky: 100;
  --vw-z-header: 200;
  --vw-z-overlay: 300;
  --vw-z-modal: 400;
  --vw-z-popup: 500;
  --vw-z-toast: 600;
  --vw-z-max: 9999;

  /* — Grain & Texture — */
  --vw-grain-opacity: 0.04;
}

/* --------------------------------------------------------------------------
   2. Color Scheme Classes
   -------------------------------------------------------------------------- */
.vw-scheme--default {
  --vw-bg: var(--vw-white);
  --vw-fg: var(--vw-charcoal);
  --vw-fg-muted: var(--vw-gray-700);
  --vw-accent: var(--vw-orange);
  --vw-accent-hover: var(--vw-orange-hover);
  --vw-border: var(--vw-gray-200);
}

.vw-scheme--cream {
  --vw-bg: var(--vw-cream);
  --vw-fg: var(--vw-charcoal);
  --vw-fg-muted: var(--vw-gray-700);
  --vw-accent: var(--vw-orange);
  --vw-accent-hover: var(--vw-orange-hover);
  --vw-border: var(--vw-cream-dark);
}

.vw-scheme--charcoal {
  --vw-bg: var(--vw-charcoal);
  --vw-fg: var(--vw-white);
  --vw-fg-muted: var(--vw-gray-300);
  --vw-accent: var(--vw-orange-light);
  --vw-accent-hover: var(--vw-orange);
  --vw-border: rgba(255, 255, 255, 0.15);
}

.vw-scheme--teal {
  --vw-bg: var(--vw-teal);
  --vw-fg: var(--vw-white);
  --vw-fg-muted: rgba(255, 255, 255, 0.85);
  --vw-accent: var(--vw-white);
  --vw-accent-hover: var(--vw-cream);
  --vw-border: rgba(255, 255, 255, 0.2);
}

.vw-scheme--orange {
  --vw-bg: var(--vw-orange);
  --vw-fg: var(--vw-white);
  --vw-fg-muted: rgba(255, 255, 255, 0.85);
  --vw-accent: var(--vw-charcoal);
  --vw-accent-hover: var(--vw-gray-700);
  --vw-border: rgba(255, 255, 255, 0.2);
}

.vw-scheme--teal-light {
  --vw-bg: var(--vw-teal-bg);
  --vw-fg: var(--vw-charcoal);
  --vw-fg-muted: var(--vw-gray-700);
  --vw-accent: var(--vw-teal);
  --vw-accent-hover: var(--vw-teal-dark);
  --vw-border: rgba(42, 157, 143, 0.15);
}

/* Apply scheme to section containers */
[class*="vw-scheme--"] {
  background-color: var(--vw-bg);
  color: var(--vw-fg);
}

/* --------------------------------------------------------------------------
   3. Base Overrides for Dawn
   -------------------------------------------------------------------------- */

/* Base element resets and layout constraints */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}

body.vw-brand {
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: 100%;
  font-family: var(--vw-font-body);
  font-weight: var(--vw-weight-regular);
  font-size: var(--vw-text-body);
  line-height: var(--vw-leading-normal);
  color: var(--vw-charcoal);
  letter-spacing: var(--vw-tracking-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* --------------------------------------------------------------------------
   4. Container Utilities
   -------------------------------------------------------------------------- */
.vw-container {
  width: 100%;
  max-width: var(--vw-container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--vw-gutter);
  padding-right: var(--vw-gutter);
}

.vw-container--wide {
  max-width: var(--vw-container-wide);
}

.vw-container--content {
  max-width: var(--vw-container-content);
}

.vw-container--narrow {
  max-width: var(--vw-container-narrow);
}

.vw-container--text {
  max-width: var(--vw-container-text);
}

.vw-container--full {
  max-width: none;
  padding-left: 0;
  padding-right: 0;
}

/* --------------------------------------------------------------------------
   5. Section Spacing
   -------------------------------------------------------------------------- */
.vw-section {
  position: relative;
  overflow: hidden;
}

.vw-section--pad-sm {
  padding-top: var(--vw-space-2xl);
  padding-bottom: var(--vw-space-2xl);
}

.vw-section--pad-md {
  padding-top: var(--vw-space-3xl);
  padding-bottom: var(--vw-space-3xl);
}

.vw-section--pad-lg {
  padding-top: var(--vw-space-4xl);
  padding-bottom: var(--vw-space-4xl);
}

@media screen and (max-width: 749px) {
  .vw-section--pad-sm {
    padding-top: var(--vw-space-xl);
    padding-bottom: var(--vw-space-xl);
  }
  .vw-section--pad-md {
    padding-top: var(--vw-space-2xl);
    padding-bottom: var(--vw-space-2xl);
  }
  .vw-section--pad-lg {
    padding-top: var(--vw-space-3xl);
    padding-bottom: var(--vw-space-3xl);
  }
}

/* --------------------------------------------------------------------------
   6. Focus & Accessibility
   -------------------------------------------------------------------------- */
.vw-focus-visible:focus-visible,
*:focus-visible {
  outline: 2px solid var(--vw-teal);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Visible skip-link (enhanced from Dawn) */
body.vw-brand .skip-to-content-link:focus {
  background-color: var(--vw-orange);
  color: var(--vw-white);
  font-family: var(--vw-font-body);
  font-weight: var(--vw-weight-semibold);
  padding: var(--vw-space-sm) var(--vw-space-md);
  border-radius: var(--vw-radius-md);
  z-index: var(--vw-z-max);
}

/* --------------------------------------------------------------------------
   7. Reduced Motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* --------------------------------------------------------------------------
   8. Grid Utilities
   -------------------------------------------------------------------------- */
.vw-grid {
  display: grid;
  gap: var(--vw-space-lg);
}

.vw-grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.vw-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.vw-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

@media screen and (max-width: 989px) {
  .vw-grid--3,
  .vw-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 749px) {
  .vw-grid--2,
  .vw-grid--3,
  .vw-grid--4 {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   9. Visibility Utilities
   -------------------------------------------------------------------------- */
.vw-hide-mobile {
  display: none;
}

@media screen and (min-width: 750px) {
  .vw-hide-mobile {
    display: block;
  }
  .vw-hide-desktop {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   10. Text Utilities
   -------------------------------------------------------------------------- */
.vw-text-center { text-align: center; }
.vw-text-left { text-align: left; }
.vw-text-right { text-align: right; }

.vw-text-balance {
  text-wrap: balance;
}

.vw-text-pretty {
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   11. Scroll Reveal Defaults (pre-animation state)
   -------------------------------------------------------------------------- */
.vw-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity var(--vw-duration-reveal) var(--vw-ease-out),
    transform var(--vw-duration-reveal) var(--vw-ease-out);
}

.vw-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .vw-reveal {
    opacity: 1;
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   12. Responsive Screen & Mobile Viewport Optimizations
   -------------------------------------------------------------------------- */
/* Prevent unwanted horizontal scrolling across all screens */
html,
body,
body.vw-brand {
  overflow-x: hidden;
  max-width: 100%;
}

/* Optimize container gutter on mobile screens */
@media screen and (max-width: 480px) {
  :root {
    --vw-gutter: 16px;
    --vw-space-lg: 16px;
    --vw-space-xl: 20px;
    --vw-space-2xl: 28px;
    --vw-space-3xl: 40px;
    --vw-space-4xl: 56px;
  }
}

/* Prevent iOS Safari 100% zoom-in on input focus */
@media screen and (max-width: 768px) {
  input[type="text"],
  input[type="email"],
  input[type="tel"],
  input[type="number"],
  input[type="search"],
  input[type="password"],
  select,
  textarea {
    font-size: 16px !important;
  }
}

/* Touch target sizing for mobile usability */
@media screen and (pointer: coarse) {
  button:not(.vw-hero__review-nav-btn):not(.vw-hero__review-dot):not(.slider-counter__link):not(.dot),
  .vw-btn,
  a.vw-btn,
  .vw-pkg-card__qty-btn,
  .vw-header__menu-btn {
    min-height: 40px;
  }
}

/* Responsive Container Padding System (20px standard mobile, 16px compact) */
@media screen and (max-width: 768px) {
  :root {
    --vw-gutter: 20px;
  }
  .vw-container {
    padding-left: 20px;
    padding-right: 20px;
  }
}

@media screen and (max-width: 480px) {
  :root {
    --vw-gutter: 16px;
  }
  .vw-container {
    padding-left: 16px;
    padding-right: 16px;
  }
}