/*
 * Liquid Legacy Integrative Wellness - Landing Page Styles
 * Following brand style guide v1.0
 */

/* ============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */

:root {
  /* Brand Colors - Core Palette */
  --color-brand-deep-blue: hsl(240, 100%, 27%);
  --color-brand-royal-blue: hsl(240, 60%, 42%);
  --color-brand-black: hsl(0, 0%, 0%);

  /* Blue Scale */
  --color-blue-900: hsl(240, 100%, 27%);
  --color-blue-700: hsl(240, 100%, 40%);
  --color-blue-500: hsl(240, 100%, 55%);
  --color-blue-300: hsl(240, 100%, 75%);
  --color-blue-100: hsl(240, 100%, 95%);

  /* Royal Blue Scale */
  --color-purple-900: hsl(240, 60%, 42%);
  --color-purple-700: hsl(240, 60%, 55%);
  --color-purple-500: hsl(240, 60%, 70%);
  --color-purple-300: hsl(240, 60%, 85%);
  --color-purple-100: hsl(240, 60%, 96%);

  /* Neutral Scale */
  --color-neutral-900: hsl(0, 0%, 10%);
  --color-neutral-800: hsl(0, 0%, 20%);
  --color-neutral-700: hsl(0, 0%, 35%);
  --color-neutral-600: hsl(0, 0%, 50%);
  --color-neutral-500: hsl(0, 0%, 62%);
  --color-neutral-400: hsl(0, 0%, 75%);
  --color-neutral-300: hsl(0, 0%, 85%);
  --color-neutral-200: hsl(0, 0%, 92%);
  --color-neutral-100: hsl(0, 0%, 97%);
  --color-neutral-50: hsl(0, 0%, 99%);

  /* Semantic Colors */
  --color-bg-primary: hsl(0, 0%, 100%);
  --color-bg-secondary: hsl(0, 0%, 97%);
  --color-bg-tertiary: hsl(240, 100%, 95%);
  --color-bg-dark: hsl(240, 100%, 27%);

  --color-text-primary: hsl(0, 0%, 10%);
  --color-text-secondary: hsl(0, 0%, 35%);
  --color-text-muted: hsl(0, 0%, 50%);
  --color-text-inverse: hsl(0, 0%, 100%);

  --color-primary: hsl(240, 100%, 27%);
  --color-primary-hover: hsl(240, 100%, 35%);
  --color-secondary: hsl(240, 60%, 42%);
  --color-secondary-hover: hsl(240, 60%, 50%);

  --color-accent: hsl(240, 60%, 42%);
  --color-highlight: hsl(240, 100%, 95%);

  --color-border: hsl(0, 0%, 85%);
  --color-border-muted: hsl(0, 0%, 92%);
  --color-border-focus: hsl(240, 100%, 27%);

  /* Typography */
  --font-heading: 'Abhaya Libre', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --font-size-base: 16px;
  --font-size-h1: clamp(2.5rem, 5vw, 3.5rem);
  --font-size-h2: clamp(2rem, 4vw, 2.75rem);
  --font-size-h3: clamp(1.5rem, 3vw, 2rem);
  --font-size-h4: clamp(1.25rem, 2.5vw, 1.5rem);
  --font-size-xl: 1.25rem;
  --font-size-lg: 1.125rem;
  --font-size-sm: 0.875rem;
  --font-size-xs: 0.75rem;

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  --line-height-loose: 1.8;

  /* Spacing (8px base unit) */
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  /* Effects */
  --border-radius: 0.375rem;
  --transition-speed: 0.2s;
  --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  --box-shadow-lg: 0 4px 16px rgba(0, 0, 139, 0.08);
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: var(--line-height-relaxed);
  color: var(--color-text-primary);
  background-color: hsl(240, 100%, 98%);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
  min-height: 100vh;
}

/* ============================================
   BACKGROUND PATTERN
   ============================================ */

.background-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background:
    /* Single large flowing wave graphic - no repeats */
    url("data:image/svg+xml,%3Csvg width='100%25' height='100%25' viewBox='0 0 1920 1080' preserveAspectRatio='xMidYMid slice' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 300 Q 280 220 600 300 Q 880 380 1200 300 Q 1480 220 1800 300 L1920 300 L1920 1080 L0 1080 Z' stroke='%233333A2' stroke-width='1.5' fill='none' opacity='0.08'/%3E%3Cpath d='M0 450 Q 350 370 700 450 Q 1050 530 1400 450 Q 1750 370 1920 450 L1920 1080 L0 1080 Z' stroke='%2300008B' stroke-width='1.2' fill='none' opacity='0.06'/%3E%3Cpath d='M0 180 Q 320 120 650 200 Q 980 280 1300 200 Q 1620 120 1920 200 L1920 1080 L0 1080 Z' stroke='%233333A2' stroke-width='1' fill='none' opacity='0.05'/%3E%3Cpath d='M0 580 Q 400 500 800 580 Q 1200 660 1600 550 Q 1800 500 1920 580 L1920 1080 L0 1080 Z' stroke='%2300008B' stroke-width='0.8' fill='none' opacity='0.04'/%3E%3Cpath d='M0 100 Q 280 60 560 130 Q 840 190 1120 110 Q 1400 50 1680 140 Q 1800 160 1920 120 L1920 1080 L0 1080 Z' stroke='%233333A2' stroke-width='0.8' fill='none' opacity='0.04'/%3E%3Cpath d='M0 720 Q 450 660 900 740 Q 1350 820 1800 680 Q 1860 650 1920 700 L1920 1080 L0 1080 Z' stroke='%2300008B' stroke-width='0.6' fill='none' opacity='0.03'/%3E%3Cpath d='M0 850 Q 320 800 640 870 Q 960 940 1280 850 Q 1600 780 1920 880 L1920 1080 L0 1080 Z' stroke='%233333A2' stroke-width='0.5' fill='none' opacity='0.025'/%3E%3C/svg%3E") center center / cover no-repeat,
    /* Decorative mountain/droplet silhouettes */
    radial-gradient(ellipse 800px 400px at 50% 100%, var(--color-blue-100) 0%, transparent 70%),
    radial-gradient(circle 300px at 15% 20%, var(--color-purple-100) 0%, transparent 60%),
    radial-gradient(circle 400px at 85% 80%, var(--color-blue-100) 0%, transparent 60%),
    /* Subtle gradient wash */
    linear-gradient(135deg,
      hsl(240, 100%, 98%) 0%,
      hsl(240, 60%, 97%) 25%,
      hsl(0, 0%, 98%) 50%,
      hsl(240, 100%, 98%) 75%,
      hsl(240, 60%, 97%) 100%
    );
  pointer-events: none;
}

/* ============================================
   LAYOUT
   ============================================ */

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
  position: relative;
}

/* ============================================
   HEADER / LOGO
   ============================================ */

.site-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
  padding-top: var(--space-md);
}

.logo {
  display: inline-block;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.logo-image {
  width: 180px;
  height: auto;
  display: block;
  margin: 0 auto;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 139, 0.15)) hue-rotate(0deg) saturate(1.1) brightness(0.95);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.hero-headline {
  font-family: var(--font-heading);
  font-size: var(--font-size-h1);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
  position: relative;
  padding-bottom: var(--space-md);
}

.hero-headline::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  border-radius: 2px;
}

.hero-subheadline {
  font-family: var(--font-body);
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  font-weight: 500;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.hero-body {
  margin-bottom: var(--space-xl);
}

.hero-body p {
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-primary);
  max-width: 560px;
  margin: 0 auto;
}

/* ============================================
   SERVICES LIST
   ============================================ */

.services-list {
  margin-bottom: var(--space-2xl);
  padding: var(--space-lg) var(--space-md);
}

.services-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-h3);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  text-align: center;
  letter-spacing: -0.01em;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  max-width: 1000px;
  margin: 0 auto;
}

.service-card {
  position: relative;
  padding: var(--space-lg) var(--space-md);
  background: transparent;
  border: 1px solid hsla(240, 100%, 75%, 0.15);
  border-radius: 1rem;
  text-align: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: hsla(240, 60%, 42%, 0.25);
  box-shadow: 0 8px 24px rgba(51, 51, 162, 0.12);
}

.service-icon {
  display: block;
  margin: 0 auto var(--space-md);
  color: var(--color-primary);
  transition: all 0.3s ease;
}

.service-card:hover .service-icon {
  color: var(--color-accent);
  transform: translateY(-4px);
}

.service-name {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.4;
  margin: 0;
}

/* ============================================
   BUTTONS / CTAs
   ============================================ */

.cta-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: center;
  margin-bottom: var(--space-3xl);
  margin-top: var(--space-xl);
}

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 600;
  text-decoration: none;
  padding: 1rem 2.5rem;
  border-radius: 2rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
  min-width: 280px;
  letter-spacing: 0.01em;
}

.btn-primary {
  position: relative;
  color: var(--color-text-inverse);
  background-color: var(--color-bg-primary);
  border: 2px solid var(--color-primary);
  box-shadow: 0 4px 16px rgba(0, 0, 139, 0.25);
  overflow: hidden;
  z-index: 1;
  transition: color 0.4s ease, box-shadow 0.3s ease;
}

/* Gradient background layer */
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  opacity: 1;
  transition: opacity 0.4s ease;
  z-index: -1;
}

.btn-primary:hover {
  color: var(--color-primary);
  box-shadow: 0 6px 24px rgba(0, 0, 139, 0.2);
}

.btn-primary:hover::before {
  opacity: 0;
}

.btn-secondary {
  color: var(--color-primary);
  background-color: transparent;
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--box-shadow-lg);
  transform: translateY(-2px);
}

.btn:focus {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

/* ============================================
   CONTACT INFO SECTION
   ============================================ */

.contact-info {
  padding: var(--space-xl) var(--space-md);
  margin-bottom: var(--space-2xl);
}

.info-grid-simple {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.info-column {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-align: left;
  align-items: flex-start;
}

.info-label {
  color: var(--color-text-primary);
  font-weight: 600;
  font-size: var(--font-size-sm);
  margin-bottom: 0.25rem;
}

.info-column span,
.info-column a {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.info-note {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-style: italic;
}

.contact-person {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-bottom: var(--space-md);
}

.contact-person:last-child {
  margin-bottom: 0;
}

.contact-name {
  color: var(--color-text-primary);
  font-weight: 600;
  font-size: var(--font-size-sm);
  margin-bottom: 0.125rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

.contact-icon {
  color: var(--color-accent);
  flex-shrink: 0;
}

.text-link {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-speed) ease;
}

.text-link:hover {
  border-bottom-color: var(--color-primary);
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  text-align: center;
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border-muted);
}

.site-footer p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.site-footer a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

.site-footer a:hover {
  color: var(--color-primary);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (min-width: 640px) {
  .cta-group {
    flex-direction: row;
    justify-content: center;
  }

  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }

  .info-grid-simple {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
  }
}

@media (min-width: 768px) {
  .container {
    padding: var(--space-4xl) var(--space-xl);
  }

  .site-header {
    margin-bottom: var(--space-4xl);
  }

  .hero {
    margin-bottom: var(--space-4xl);
  }

  .logo-image {
    width: 220px;
  }

  .hero-headline::after {
    width: 100px;
    height: 4px;
  }

  .services-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-lg);
  }

  .service-card {
    padding: var(--space-xl) var(--space-lg);
    min-width: 0;
  }

  .service-icon {
    margin-bottom: var(--space-lg);
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

/* Focus styles for keyboard navigation */
a:focus,
button:focus {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

/* Ensure sufficient touch targets on mobile */
@media (hover: none) and (pointer: coarse) {
  .btn,
  .text-link {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
}

/* Reduced motion for accessibility */
@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;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .btn-primary {
    border: 3px solid var(--color-primary);
  }

  .btn-secondary {
    border: 3px solid var(--color-primary);
  }
}