/**
 * Well Skill Gurukul — Global CSS & Core Foundation
 */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,400;1,600&display=swap');
@import url('./variables.css');

/* Modern Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--text-main);
  background-color: var(--bg-page);
  min-height: 100vh;
  overflow-x: clip;
  position: relative;
}

#main-content {
  padding-top: 122px;
}

@media (max-width: 768px) {
  #main-content {
    padding-top: 74px;
  }
}

body.scroll-locked {
  overflow: hidden !important;
  touch-action: none;
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

/* Media Elements */
img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-heading);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-4xl); font-weight: 800; }
h2 { font-size: var(--text-3xl); font-weight: 700; }
h3 { font-size: var(--text-2xl); font-weight: 600; }
h4 { font-size: var(--text-xl); font-weight: 600; }
h5 { font-size: var(--text-lg); font-weight: 600; }
h6 { font-size: var(--text-md); font-weight: 600; }

p {
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

.editorial-serif {
  font-family: var(--font-quote);
  font-style: italic;
  font-weight: 500;
}

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-lg);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container-sm { max-width: var(--container-sm); }
.container-md { max-width: var(--container-md); }
.container-xl { max-width: var(--container-xl); }

/* Section Utilities */
.section {
  padding-top: clamp(3.5rem, 7vw, 6.5rem);
  padding-bottom: clamp(3.5rem, 7vw, 6.5rem);
  position: relative;
}

.section-sm {
  padding-top: clamp(2.5rem, 5vw, 4rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-bg-alt {
  background-color: var(--bg-surface-alt);
}

.section-bg-surface {
  background-color: var(--bg-surface);
}

.section-bg-dark {
  background-color: var(--bg-dark-section);
  color: var(--text-inverse);
}

.section-bg-dark h1,
.section-bg-dark h2,
.section-bg-dark h3,
.section-bg-dark h4 {
  color: var(--text-inverse);
}

.section-bg-dark p {
  color: var(--text-inverse-muted);
}

/* Section Header Structure */
.section-header {
  margin-bottom: clamp(2.25rem, 5vw, 3.75rem);
  position: relative;
}

.section-header.text-center {
  text-align: center;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.section-header.text-left {
  text-align: left;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
  border: 1px solid rgba(12, 59, 109, 0.12);
}

.section-bg-dark .section-eyebrow {
  color: #7dd3fc;
  background: rgba(125, 211, 252, 0.12);
  border-color: rgba(125, 211, 252, 0.25);
}

.section-eyebrow.eyebrow-green {
  color: var(--color-secondary);
  background: var(--color-secondary-soft);
  border-color: rgba(35, 113, 58, 0.15);
}

.section-title {
  margin-bottom: var(--space-sm);
  letter-spacing: -0.025em;
}

.section-desc {
  font-size: var(--text-md);
  color: var(--text-muted);
  line-height: 1.7;
}

.section-bg-dark .section-desc {
  color: var(--text-inverse-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  padding: 0.875rem 1.625rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--text-inverse);
  box-shadow: 0 4px 14px rgba(12, 59, 109, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(12, 59, 109, 0.35);
  color: var(--text-inverse);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--text-inverse);
  box-shadow: 0 4px 14px rgba(35, 113, 58, 0.22);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(35, 113, 58, 0.32);
  color: var(--text-inverse);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary-soft);
  transform: translateY(-2px);
}

.btn-outline-white {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: #ffffff;
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-accent {
  background-color: var(--color-accent);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.25);
}

.btn-accent:hover {
  background-color: var(--color-accent-light);
  transform: translateY(-2px);
  color: #ffffff;
}

.btn-lg {
  padding: 1.05rem 2.1rem;
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 0.55rem 1.1rem;
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
}

.btn-pill {
  border-radius: var(--radius-full);
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  padding: 0;
  background: none;
  border: none;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.btn-link:hover {
  color: var(--color-secondary);
  gap: 0.65rem;
}

.btn-link i {
  font-size: 0.85em;
  transition: transform var(--transition-fast);
}

.btn-link:hover i {
  transform: translateX(3px);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  line-height: 1.2;
}

.badge-blue {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.badge-green {
  background: var(--color-secondary-soft);
  color: var(--color-secondary);
}

.badge-amber {
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

/* Subtle Card Base */
.card-base {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-subtle);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.card-base:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-medium);
}

/* Animations & Scroll Reveal */
.reveal-init {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

.reveal-stagger-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s cubic-bezier(0.16, 1, 0.3, 1), transform 0.55s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-stagger-item.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Respect 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;
  }
  .reveal-init,
  .reveal-stagger-item {
    opacity: 1 !important;
    transform: none !important;
  }
}