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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

section {
  padding-block: var(--section-gap);
}

/* ===== NAVBAR ===== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem var(--gutter);
  overflow: visible;
  transition: background var(--duration-normal) ease, padding var(--duration-normal) ease;
}

.navbar.scrolled {
  background: rgba(24, 24, 24, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding-block: 0.6rem;
  box-shadow: 0 1px 0 rgba(255, 242, 233, 0.06);
}

.navbar-inner {
  max-width: var(--max-width);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-text);
  white-space: nowrap;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.navbar-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--duration-fast) ease;
  white-space: nowrap;
}

.navbar-links a:hover,
.navbar-links a.active {
  color: var(--color-text);
}

.btn--nav {
  padding: 8px 20px;
  font-size: var(--text-xs) !important;
  color: var(--color-bg) !important;
}

.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  position: relative;
  z-index: 1001;
}

.navbar-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--duration-fast) ease, opacity var(--duration-fast) ease;
}

.navbar-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar-toggle.open span:nth-child(2) {
  opacity: 0;
}

.navbar-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 767px) {
  .section-header h2 {
    font-size: clamp(1.5rem, 1.2rem + 2vw, 2.2rem);
  }

  .navbar-toggle {
    display: flex;
  }

  .navbar-links {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    background: rgba(24, 24, 24, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--duration-normal) ease, visibility var(--duration-normal) ease;
  }

  .navbar-links.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .navbar-links a {
    font-size: var(--text-xl);
  }

  .btn--nav {
    font-size: var(--text-sm) !important;
    padding: 12px 28px;
  }
}

/* ===== SKIP LINK ===== */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--gutter);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
  border-radius: 0 0 8px 8px;
  z-index: 10000;
  transition: top var(--duration-fast) ease;
}

.skip-link:focus {
  top: 0;
}

/* ===== PRELOADER ===== */

#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--color-bg);
  display: grid;
  place-items: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-content {
  text-align: center;
}

.preloader-arc {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
}

.preloader-arc circle {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 120;
  stroke-dashoffset: 120;
  animation: preloader-draw 1.5s ease-in-out infinite;
}

@keyframes preloader-draw {
  0% { stroke-dashoffset: 120; }
  50% { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -120; }
}

.preloader-name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 300;
  color: var(--color-text-muted);
  opacity: 0;
  animation: preloader-fade 0.6s ease 0.5s forwards;
}

@keyframes preloader-fade {
  to { opacity: 1; }
}

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

#hero {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  padding: 0;
}

#hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(24, 24, 24, 0.45) 0%,
    rgba(24, 24, 24, 0.55) 50%,
    rgba(24, 24, 24, 0.8) 100%
  );
}

/* Noise texture via inline SVG filter */
.hero-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.035;
  mix-blend-mode: overlay;
  pointer-events: none;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 300px 300px;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding-bottom: 10vh;
}

.hero-quote p {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 300;
  line-height: 1.05;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--color-accent));
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -8px;
  left: -2px;
  width: 5px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: scroll-dot 2s ease-in-out infinite;
}

@keyframes scroll-dot {
  0% { top: -8px; opacity: 0; }
  30% { opacity: 1; }
  100% { top: 60px; opacity: 0; }
}

/* ===== INTRO VIDEO ===== */

#intro {
  padding-block: var(--space-xl) var(--space-lg);
}

.intro-video-wrapper {
  position: relative;
  width: 100%;
  max-width: 1000px;
  margin-inline: auto;
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-bg);
}

.intro-video-wrapper video {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.video-loading-skeleton {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--color-bg-elevated);
  transition: opacity 0.4s ease;
  z-index: 2;
}

.video-loading-skeleton.hidden {
  opacity: 0;
  pointer-events: none;
}

.pulse-ring {
  width: 48px;
  height: 48px;
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  animation: pulse-ring 1.5s ease-out infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.8); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ===== QUALIFICATIONS ===== */

#qualifications {
  overflow: hidden;
}

#qualifications .section-header {
  margin-bottom: var(--space-lg);
}

.qual-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.qual-card {
  background: var(--color-bg-elevated);
  border-left: 2px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
  padding: var(--space-md) var(--space-md);
  position: relative;
}

.qual-level {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
  display: block;
}

.qual-card h3 {
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.qual-card p {
  font-size: var(--text-sm);
}

.qual-badge {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 4px;
  padding: 0.15em 0.5em;
}

/* CPD highlight area */
.cpd-highlight {
  text-align: center;
}

.cpd-counter {
  margin-bottom: var(--space-sm);
}

.counter-number {
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 300;
  color: var(--color-accent);
  line-height: 1;
}

.counter-plus {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 300;
  color: var(--color-accent);
}

.cpd-highlight > p {
  font-size: var(--text-lg);
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.cpd-period {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.cpd-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  max-width: 800px;
  margin-inline: auto;
}

.cpd-tags li {
  font-size: var(--text-xs);
  padding: 0.4em 1em;
  border: 1px solid rgba(37, 146, 171, 0.3);
  border-radius: 100px;
  color: var(--color-text-muted);
  transition: background var(--duration-fast) ease, color var(--duration-fast) ease;
}

.cpd-tags li:hover {
  background: rgba(37, 146, 171, 0.12);
  color: var(--color-text);
}

/* ===== ACHIEVEMENTS ===== */

.achievements-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.achievement-item {
  position: relative;
  background: var(--color-bg-elevated);
  border-radius: 8px;
  padding: var(--space-md);
  overflow: hidden;
  transition: transform var(--duration-normal) var(--ease-out-expo),
              box-shadow var(--duration-normal) ease;
}

.achievement-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(37, 146, 171, 0.12);
}

.achievement-icon {
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
}

.achievement-icon svg {
  width: 100%;
  height: 100%;
}

.achievement-item h3 {
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.achievement-item p {
  font-size: var(--text-sm);
  margin-bottom: var(--space-sm);
}

.achievement-year {
  position: absolute;
  top: var(--space-xs);
  right: var(--space-sm);
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 300;
  color: var(--color-text);
  opacity: 0.06;
  line-height: 1;
  pointer-events: none;
}

.achievement-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  transition: gap var(--duration-fast) ease;
}

.achievement-link:hover {
  gap: 0.7rem;
}

.achievement-link svg {
  width: 14px;
  height: 14px;
  display: inline-block;
}

/* ===== SKILLS / SELF-ASSESSMENT ===== */

#skills .section-header {
  margin-bottom: var(--space-lg);
}

.skills-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 900px;
  margin-inline: auto;
}

.skill-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.skill-name {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
}

.skill-detail {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: none;
}

.skill-bar {
  position: relative;
  width: 100%;
  height: 10px;
  background: rgba(255, 242, 233, 0.06);
  border-radius: 5px;
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  width: 0;
  border-radius: 5px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  transition: width 1.2s var(--ease-out-expo);
}

.skill-bar-fill.glow {
  box-shadow: 0 0 12px var(--color-accent-glow);
}

.skill-bar-value {
  position: absolute;
  right: 0;
  top: -1.6rem;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
}

.skills-note {
  text-align: center;
  margin-top: var(--space-lg);
  font-style: italic;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  opacity: 0.6;
}

/* ===== WHY ME ===== */

.why-me-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  align-items: center;
}

.why-me-image {
  position: relative;
  width: 100%;
  max-width: 320px;
}

.why-me-image img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top center;
  border-radius: 12px;
  border-left: 4px solid var(--color-accent);
  position: relative;
  z-index: 1;
}

.why-me-image::after {
  content: '';
  position: absolute;
  inset: 20px -20px -20px 20px;
  background: rgba(37, 146, 171, 0.1);
  border-radius: 12px;
  z-index: 0;
}

.why-me-content {
  max-width: 560px;
}

.why-me-text {
  font-size: var(--text-base);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

/* ===== CONTACT ===== */

#contact .section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.contact-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  max-width: 900px;
  margin-inline: auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  position: relative;
}

.form-group label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 242, 233, 0.2);
  color: var(--color-text);
  font-size: var(--text-base);
  outline: none;
  transition: border-color var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
}

.form-group input:focus,
.form-group textarea:focus {
  border-bottom-color: var(--color-accent);
  box-shadow: 0 1px 0 0 var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: var(--text-sm);
  border-radius: 8px;
  padding: 10px 12px;
  transition: transform var(--duration-fast) ease,
              filter var(--duration-fast) ease;
}

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

.btn--primary:hover {
  transform: scale(1.03);
  filter: brightness(1.1);
}

.btn--primary:active {
  transform: scale(0.98);
}

.btn--primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

.btn-loading {
  display: none;
}

.btn.is-loading .btn-text {
  display: none;
}

.btn.is-loading .btn-loading {
  display: inline;
}

.form-status {
  font-size: var(--text-sm);
  padding: var(--space-xs) 0;
  min-height: 1.5em;
}

.form-status.success {
  color: #4ade80;
}

.form-status.error {
  color: #f87171;
}

/* Honeypot */
.form-hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.contact-alternatives {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-elevated);
  border-radius: 100px;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: background var(--duration-fast) ease, color var(--duration-fast) ease;
}

.contact-method:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text);
}

.contact-method svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-accent);
}

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

footer {
  background: #1c1c1c;
  padding: var(--space-lg) var(--gutter);
  text-align: center;
}

.footer-content p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.8;
}

.footer-name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--text-sm) !important;
  color: var(--color-text) !important;
}

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

@media (min-width: 768px) {
  :root {
    --max-width: 65vw;
  }

  .qual-stack {
    padding-left: 0;
  }

  .qual-card:nth-child(2) {
    margin-left: 40px;
  }

  .qual-card:nth-child(3) {
    margin-left: 80px;
  }

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

  .achievement-item--featured {
    grid-column: span 2;
  }

  .skill-detail {
    display: inline;
  }

  .contact-layout {
    flex-direction: row;
  }

  .contact-form {
    flex: 1;
  }

  .contact-alternatives {
    flex: 0 0 280px;
    justify-content: flex-start;
    padding-top: 2rem;
  }
}

@media (min-width: 1024px) {
  .qual-card:nth-child(1) {
    position: relative;
    z-index: 3;
  }

  .qual-card:nth-child(2) {
    margin-left: 60px;
    margin-top: -12px;
    z-index: 2;
  }

  .qual-card:nth-child(3) {
    margin-left: 120px;
    margin-top: -12px;
    z-index: 1;
  }

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

  .achievement-item--featured {
    grid-column: span 2;
  }

  .why-me-layout {
    flex-direction: row;
    gap: var(--space-xl);
    align-items: flex-start;
  }

  .why-me-image {
    flex: 0 0 30%;
  }

  .why-me-content {
    flex: 1;
  }
}

/* ===== ABOUT PAGE ===== */

.about-hero {
  padding-top: calc(var(--space-xl) + 60px);
  padding-bottom: var(--space-xl);
}

.about-hero-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  align-items: center;
}

.about-hero-image {
  width: 100%;
  max-width: 300px;
}

.about-hero-image img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top center;
  border-radius: 12px;
  border-left: 4px solid var(--color-accent);
}

.about-hero-content h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 300;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.about-tagline {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.about-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.about-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.about-meta-label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.about-meta-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-text);
}

.about-story {
  max-width: 720px;
  margin-inline: auto;
}

.about-text p {
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

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

/* Values grid */
.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.value-card {
  background: var(--color-bg-elevated);
  border-radius: 8px;
  padding: var(--space-md);
  position: relative;
}

.value-number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 300;
  color: var(--color-accent);
  opacity: 0.15;
  position: absolute;
  top: var(--space-sm);
  right: var(--space-md);
  line-height: 1;
}

.value-card h3 {
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.value-card p {
  font-size: var(--text-sm);
}

/* Timeline */
.timeline {
  max-width: 700px;
  margin-inline: auto;
  position: relative;
  padding-left: var(--space-md);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-md);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-md) - 4px);
  top: 0.3rem;
  width: 10px;
  height: 10px;
  background: var(--color-accent);
  border-radius: 50%;
  border: 2px solid var(--color-bg);
}

.timeline-year {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  display: block;
  margin-bottom: 0.25rem;
}

.timeline-content h3 {
  font-size: var(--text-base);
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.timeline-content p {
  font-size: var(--text-sm);
}

.about-cta {
  padding-bottom: var(--space-xl);
}

.about-cta .btn {
  margin-top: var(--space-md);
}

@media (min-width: 768px) {
  .about-hero-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-xl);
  }

  .about-hero-image {
    flex: 0 0 280px;
  }

  .about-hero-content {
    flex: 1;
  }

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

@media (min-width: 1024px) {
  .about-hero-image {
    flex: 0 0 320px;
  }
}

/* ===== FOCUS VISIBLE ===== */

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

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