/* ============================================================================
   DESIGN SYSTEM - CSS CUSTOM PROPERTIES
   ============================================================================ */
:root {
  /* Colors - Contrast verified */
  --bg:            #F6FBFF;
  --surface:       #FFFFFF;
  --surface-2:     #EEF5FF;
  --text:          #10243F;
  --text-muted:    #4F627A;
  --accent:        #0E9F96;
  --border:        rgba(16, 36, 63, 0.12);
  --shadow-sm:     0 8px 20px rgba(12, 37, 71, 0.06);
  --shadow-md:     0 16px 32px rgba(12, 37, 71, 0.09);

  /* Typography */
  --font-sans: "Space Grotesk", "IBM Plex Sans Arabic", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "IBM Plex Sans Arabic", system-ui, -apple-system, sans-serif;

  /* Type scale */
  --fs-hero: clamp(2.5rem, 6vw, 4.5rem);
  --fs-h2:   clamp(2rem, 5vw, 3rem);
  --fs-h3:   1.5rem;
  --fs-body: 1rem;
  --fs-sm:   0.875rem;
  --fs-xs:   0.75rem;

  /* Spacing (8px grid) */
  --space-xs:   0.5rem;    /* 8px */
  --space-sm:   1rem;      /* 16px */
  --space-md:   1.5rem;    /* 24px */
  --space-lg:   2rem;      /* 32px */
  --space-xl:   3rem;      /* 48px */
  --space-2xl:  4rem;      /* 64px */
  --space-3xl:  6rem;      /* 96px */
  --space-4xl:  8rem;      /* 128px */

  /* Motion */
  --ease-out:    cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --radius: 12px;

  /* Duration */
  --duration-fast:   100ms;
  --duration-base:   160ms;
  --duration-card:   200ms;
  --duration-reveal: 250ms;
}

/* ============================================================================
   RESET & BASE
   ============================================================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background:
    radial-gradient(1200px 560px at 10% -10%, rgba(14, 159, 150, 0.09), transparent 60%),
    radial-gradient(900px 420px at 90% 0%, rgba(36, 140, 255, 0.08), transparent 60%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: var(--fs-body);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: -20vmax;
  background:
    radial-gradient(circle at 20% 20%, rgba(14, 159, 150, 0.12), transparent 45%),
    radial-gradient(circle at 80% 30%, rgba(36, 140, 255, 0.12), transparent 45%),
    radial-gradient(circle at 50% 80%, rgba(14, 159, 150, 0.08), transparent 40%);
  z-index: -1;
  pointer-events: none;
  animation: ambientFloat 16s ease-in-out infinite alternate;
}

/* ============================================================================
   TYPOGRAPHY
   ============================================================================ */
h1, h2, h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  line-height: 1.2;
}

h1 {
  font-size: var(--fs-hero);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--fs-h2);
  margin-bottom: var(--space-xl);
}

h3 {
  font-size: var(--fs-h3);
}

p {
  max-width: 70ch;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: opacity var(--duration-base) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  a:hover {
    opacity: 0.8;
  }
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ============================================================================
   SKIP LINK
   ============================================================================ */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent);
  color: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-weight: 600;
  z-index: 10000;
}

.skip-link:focus {
  top: var(--space-sm);
  left: var(--space-sm);
}

/* ============================================================================
   NAVIGATION
   ============================================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 64px;
  background: rgba(255, 255, 255, 0.82);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  transition: box-shadow var(--duration-card) var(--ease-out),
              background-color var(--duration-card) var(--ease-out),
              border-color var(--duration-card) var(--ease-out);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(14, 159, 150, 0.25);
  box-shadow: 0 10px 24px rgba(16, 36, 63, 0.09);
}

.nav-container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  color: var(--accent);
  font-weight: 700;
  font-size: var(--fs-h3);
  transition: color var(--duration-base) var(--ease-out);
  flex-shrink: 0;
}

.nav-logo svg {
  width: 28px;
  height: 28px;
}

@media (hover: hover) and (pointer: fine) {
  .nav-logo:hover {
    color: var(--text);
  }
}

.nav-logo:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: var(--radius);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: var(--radius);
  color: var(--text);
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: all var(--duration-base) var(--ease-out);
}

@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(10px, 10px);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
  }

  .nav-menu {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--border);
    padding: var(--space-lg);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }

  .nav-menu[data-expanded="true"] {
    display: flex;
  }
  .nav-link {
    width: 100%;
    padding-block: 0.25rem;
  }
}

@media (min-width: 641px) {
  .nav-menu {
    display: flex;
    gap: var(--space-xl);
    align-items: center;
  }
}

.nav-link {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  transition: color var(--duration-base) var(--ease-out);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--accent);
  transition: width var(--duration-base) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .nav-link:hover {
    color: var(--accent);
  }

  .nav-link:hover::after {
    width: 100%;
  }
}

.nav-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

/* ============================================================================
   HERO SECTION
   ============================================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  animation: fadeIn var(--duration-reveal) var(--ease-out) forwards;
}

.hero-content {
  max-width: 800px;
  width: 100%;
  transition: transform 420ms var(--ease-out);
}

.hero-title {
  margin-bottom: var(--space-md);
  animation: slideUp var(--duration-reveal) var(--ease-out) 100ms forwards;
  opacity: 0;
}

.hero-training {
  font-size: 1.05rem;
  color: var(--text);
  margin-bottom: var(--space-md);
  line-height: 1.8;
  animation: slideUp var(--duration-reveal) var(--ease-out) 130ms forwards;
  opacity: 0;
  margin-left: auto;
  margin-right: auto;
  max-width: 72ch;
}

.hero-quick-links {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
  animation: slideUp var(--duration-reveal) var(--ease-out) 145ms forwards;
  opacity: 0;
}

.hero-quick-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  background: var(--surface);
  font-size: var(--fs-sm);
  font-weight: 500;
  transition: transform var(--duration-card) var(--ease-out),
              border-color var(--duration-card) var(--ease-out),
              color var(--duration-card) var(--ease-out),
              box-shadow var(--duration-card) var(--ease-out);
}

.hero-quick-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (hover: hover) and (pointer: fine) {
  .hero-quick-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    opacity: 1;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
  }
}

.hero-quick-icon {
  width: 16px;
  height: 16px;
  color: var(--accent);
  flex-shrink: 0;
}

.hero-subtitle {
  font-size: var(--fs-h3);
  color: var(--text-muted);
  margin-bottom: var(--space-2xl);
  line-height: 1.5;
  animation: slideUp var(--duration-reveal) var(--ease-out) 150ms forwards;
  opacity: 0;
  margin-left: auto;
  margin-right: auto;
}

.hero-first-project {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: 0;
  margin-bottom: var(--space-md);
  animation: slideUp var(--duration-reveal) var(--ease-out) 165ms forwards;
  opacity: 0;
}

.hero-first-project-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1rem;
  border: 1px solid rgba(14, 159, 150, 0.35);
  border-radius: 999px;
  background: rgba(14, 159, 150, 0.08);
  color: var(--accent);
  font-size: var(--fs-sm);
  font-weight: 600;
}

@media (hover: hover) and (pointer: fine) {
  .hero-first-project-link:hover {
    background: rgba(14, 159, 150, 0.15);
    border-color: var(--accent);
    opacity: 1;
  }
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
  animation: slideUp var(--duration-reveal) var(--ease-out) 180ms forwards;
  opacity: 0;
}

.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-md);
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  text-align: start;
  transition: transform var(--duration-card) var(--ease-out),
              border-color var(--duration-card) var(--ease-out),
              box-shadow var(--duration-card) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .metric-card:hover {
    transform: translateY(-3px);
    border-color: rgba(14, 159, 150, 0.3);
    box-shadow: var(--shadow-md);
  }
}

.metric-icon {
  width: 22px;
  height: 22px;
  color: var(--accent);
  flex-shrink: 0;
}

.metric-card h3 {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  margin-bottom: 2px;
  font-weight: 600;
}

.metric-card p {
  font-size: var(--fs-sm);
  color: var(--text);
  font-weight: 600;
}

.hero-ctas {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
  animation: slideUp var(--duration-reveal) var(--ease-out) 200ms forwards;
  opacity: 0;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ambientFloat {
  0% {
    transform: translate3d(-2%, -1%, 0) scale(1);
  }
  100% {
    transform: translate3d(2%, 1%, 0) scale(1.04);
  }
}

/* ============================================================================
   BUTTONS
   ============================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
  transition: background-color var(--duration-base) var(--ease-out),
              color var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
  font-family: var(--font-sans);
}

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

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--accent);
  color: #ffffff;
}

@media (hover: hover) and (pointer: fine) {
  .btn-primary:hover {
    background: var(--accent);
    opacity: 0.9;
  }
}

.btn-secondary {
  background: var(--surface);
  color: var(--accent);
  border: 1px solid var(--accent);
}

@media (hover: hover) and (pointer: fine) {
  .btn-secondary:hover {
    background: rgba(0, 229, 192, 0.1);
  }
}

/* ============================================================================
   SECTIONS & LAYOUT
   ============================================================================ */
section {
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-lg);
  width: 100%;
}

section:not(.hero) {
  opacity: 0;
  transform: translateY(8px);
  animation: sectionReveal var(--duration-reveal) var(--ease-out) forwards;
}

@keyframes sectionReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================================================
   WORK SECTION
   ============================================================================ */
.work {
  background: linear-gradient(180deg, rgba(14, 159, 150, 0.02) 0%, rgba(36, 140, 255, 0.04) 100%);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: var(--space-xl);
  animation-delay: 100ms;
}

@media (min-width: 768px) {
  .work-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .work-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================================
   PROJECT CARD
   ============================================================================ */
.project-card {
  background: var(--surface);
  padding: var(--space-lg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  transition: background-color var(--duration-card) var(--ease-out),
              transform var(--duration-card) var(--ease-out),
              border-color var(--duration-card) var(--ease-out);
  opacity: 0;
  transform: translateY(8px);
  animation: cardReveal var(--duration-reveal) var(--ease-out) forwards;
  box-shadow: var(--shadow-sm);
}

.project-card:nth-child(1) { animation-delay: 150ms; }
.project-card:nth-child(2) { animation-delay: 200ms; }
.project-card:nth-child(3) { animation-delay: 250ms; }
.project-card:nth-child(4) { animation-delay: 300ms; }

@keyframes cardReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (hover: hover) and (pointer: fine) {
  .project-card:hover {
    background: var(--surface-2);
    transform: translateY(-4px);
    border-color: var(--accent);
  }
}

.project-header {
  flex: 1;
}

.project-header h3 {
  margin-bottom: var(--space-sm);
  color: #0B3B68;
}

.project-outcome {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: 1.5;
}

.project-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.project-bullets li {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  padding-left: var(--space-md);
  position: relative;
}

.project-bullets li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

.tag {
  display: inline-block;
  background: rgba(14, 159, 150, 0.12);
  color: var(--accent);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: var(--fs-xs);
  font-weight: 600;
  border: 1px solid rgba(14, 159, 150, 0.25);
  transition: all var(--duration-base) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .tag:hover {
    background: rgba(0, 229, 192, 0.15);
    border-color: var(--accent);
  }
}

/* ============================================================================
   ABOUT SECTION
   ============================================================================ */
.about {
  animation-delay: 50ms;
}

.about-content {
  max-width: 800px;
}

.about-content p {
  margin-bottom: var(--space-lg);
  color: var(--text-muted);
  line-height: 1.8;
}

.about-content p:last-child {
  margin-bottom: 0;
}

/* ============================================================================
   SKILLS SECTION
   ============================================================================ */
.skills {
  background: linear-gradient(180deg, rgba(36, 140, 255, 0.04) 0%, rgba(14, 159, 150, 0.02) 100%);
  animation-delay: 75ms;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-2xl);
  max-width: 1000px;
}

@media (min-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.skill-group h3 {
  margin-bottom: var(--space-lg);
  color: var(--accent);
  font-size: var(--fs-body);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

.skill-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.skill-list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: var(--fs-sm);
  transition: color var(--duration-base) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .skill-list li:hover {
    color: var(--accent);
  }
}

.skill-icon {
  width: 20px;
  height: 20px;
  color: var(--accent);
  flex-shrink: 0;
}

/* ============================================================================
   EXPERIENCE SECTION
   ============================================================================ */
.experience {
  animation-delay: 90ms;
}

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

.experience-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  transition: background-color var(--duration-card) var(--ease-out),
              border-color var(--duration-card) var(--ease-out),
              transform var(--duration-card) var(--ease-out);
  box-shadow: var(--shadow-sm);
}

@media (hover: hover) and (pointer: fine) {
  .experience-card:hover {
    background: var(--surface-2);
    border-color: var(--accent);
    transform: translateY(-4px);
  }
}

.experience-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 159, 150, 0.12);
  border: 1px solid rgba(14, 159, 150, 0.25);
  margin-bottom: var(--space-sm);
}

.experience-icon {
  width: 20px;
  height: 20px;
  color: var(--accent);
}

.experience-card h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-xs);
  color: var(--text);
}

.experience-card p {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

/* ============================================================================
   HIGHLIGHTS GRID
   ============================================================================ */
.highlights-grid .project-header h3 {
  color: var(--text);
}

.highlights-grid {
  margin-bottom: var(--space-xl);
}

.project-expandable {
  width: 100%;
}

.project-expandable summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  cursor: pointer;
}

.project-expandable summary::-webkit-details-marker {
  display: none;
}

.project-title {
  font-family: var(--font-sans);
  font-size: 1.22rem;
  color: #0B3B68;
  font-weight: 700;
}

.project-toggle {
  font-size: var(--fs-xs);
  color: var(--accent);
  border: 1px solid rgba(14, 159, 150, 0.35);
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  white-space: nowrap;
}

.project-design-btn {
  display: inline-block;
  font-weight: 600;
  background: rgba(14, 159, 150, 0.08);
}

@media (hover: hover) and (pointer: fine) {
  .project-design-btn:hover {
    background: rgba(14, 159, 150, 0.16);
    opacity: 1;
  }
}

.project-expandable .project-content {
  margin-top: var(--space-md);
  border-top: 1px dashed var(--border);
  padding-top: var(--space-md);
}

.project-expandable:not([open]) .project-content {
  display: none;
}

.project-expandable[open] .project-toggle {
  background: rgba(14, 159, 150, 0.12);
}

.project-design-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.view-all-projects {
  display: flex;
  justify-content: center;
}

.view-all-projects-btn {
  min-width: 230px;
}

@media (max-width: 640px) {
  section {
    padding: var(--space-2xl) var(--space-sm);
  }

  .work-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .project-card {
    padding: var(--space-md);
  }

  .project-expandable summary {
    flex-direction: column;
    align-items: flex-start;
  }

  .project-title {
    font-size: 1.1rem;
  }

  .project-toggle {
    align-self: flex-start;
  }

  .view-all-projects-btn {
    width: 100%;
  }
}

/* ============================================================================
   CONTACT SECTION
   ============================================================================ */
.contact {
  text-align: center;
  animation-delay: 100ms;
}

.contact-content {
  max-width: 800px;
  margin: 0 auto;
}

.contact-content p {
  color: var(--text-muted);
  margin-bottom: var(--space-2xl);
  margin-left: auto;
  margin-right: auto;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  align-items: center;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--accent);
  font-weight: 600;
  min-height: 44px;
  transition: all var(--duration-base) var(--ease-out);
  box-shadow: var(--shadow-sm);
}

.contact-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.contact-link:active {
  transform: scale(0.97);
}

@media (hover: hover) and (pointer: fine) {
  .contact-link:hover {
    background: var(--surface-2);
    border-color: var(--accent);
  }
}

.contact-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ============================================================================
   FOOTER
   ============================================================================ */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: var(--space-lg);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--fs-sm);
  box-shadow: 0 -8px 20px rgba(12, 37, 71, 0.05);
}

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

  body::before {
    animation: none !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ============================================================================
   RESPONSIVE TYPOGRAPHY
   ============================================================================ */
@media (max-width: 480px) {
  body {
    font-size: 0.9375rem;
  }

  .hero-training {
    font-size: 0.98rem;
  }

  .hero-quick-links {
    gap: 0.5rem;
  }

  .hero-quick-link {
    width: 100%;
    justify-content: center;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .hero-ctas {
    gap: var(--space-md);
  }

  section {
    padding: var(--space-2xl) var(--space-md);
  }

  h2 {
    margin-bottom: var(--space-lg);
  }

  .nav-container {
    padding: 0 var(--space-md);
  }
}

@media (max-width: 900px) {
  .experience-grid,
  .hero-metrics {
    grid-template-columns: 1fr;
  }
}

/* ============================================================================
   FOCUS VISIBLE FALLBACK
   ============================================================================ */
button:focus,
a:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ============================================================================
   UTILITY: TEXT TRUNCATION
   ============================================================================ */
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================================================
   PRINT STYLES
   ============================================================================ */
@media print {
  .nav,
  .footer,
  .hero-ctas {
    display: none;
  }

  body {
    background: white;
    color: black;
  }

  section {
    page-break-inside: avoid;
  }
}