/* ============================================================
   PORTFOLIO — JULIO ALONSO GIJÓN
   Cinematic Editorial — Vanilla CSS — Mobile First — WCAG 2.1 AA
   Fonts: Fraunces (display) · DM Sans (UI) · JetBrains Mono (code)
   ============================================================ */

/* ── 1. Keyframe Animations ──────────────────────────────────── */

@keyframes heroSlideUp {
  from { opacity: 0; transform: translateY(60px) skewY(2deg); filter: blur(8px); }
  to   { opacity: 1; transform: translateY(0)    skewY(0);    filter: blur(0);   }
}

@keyframes heroFade {
  from { opacity: 0; transform: translateY(28px); filter: blur(4px); }
  to   { opacity: 1; transform: translateY(0);    filter: blur(0);   }
}

@keyframes photoReveal {
  from { opacity: 0; transform: scale(0.88) rotate(-4deg); filter: blur(6px); }
  to   { opacity: 1; transform: scale(1)    rotate(0deg);  filter: blur(0);   }
}

@keyframes photoFloat {
  0%, 100% { transform: translateY(0px);   }
  50%       { transform: translateY(-14px); }
}

@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

@keyframes linePulse {
  0%, 100% { opacity: 0.6; }
  50%       { opacity: 1;   }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(2rem); filter: blur(4px); }
  to   { opacity: 1; transform: translateY(0);    filter: blur(0);   }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0);     }
}

@keyframes dotRipple {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--clr-accent) 50%, transparent); }
  100% { box-shadow: 0 0 0 10px color-mix(in srgb, var(--clr-accent) 0%, transparent); }
}

@keyframes borderGlow {
  0%, 100% { border-color: var(--clr-border); }
  50%       { border-color: color-mix(in srgb, var(--clr-accent) 50%, var(--clr-border)); }
}

@keyframes topBarReveal {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}


/* ── 2. CSS Variables ────────────────────────────────────────── */
:root {
  /* Palette: Warm Ivory (Light Default) */
  --clr-bg:          #F8F5F0;
  --clr-surface:     #FFFFFF;
  --clr-surface-2:   #F1EDE7;
  --clr-border:      #E4DDD4;
  --clr-text:        #100F0D;
  --clr-text-muted:  #6D6A64;
  --clr-accent:      #C47800;
  --clr-accent-hover:#A36200;
  --clr-accent-light:#FFF2CC;
  --clr-tag-bg:      #FFF2CC;
  --clr-tag-text:    #6B3E00;

  /* Typography */
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-sans:    "DM Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono:    "JetBrains Mono", "Fira Code", "Courier New", monospace;

  /* Type scale */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;
  --text-6xl:  4rem;

  /* Spacing */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-7:  1.75rem;
  --sp-8:  2rem;
  --sp-9:  2.25rem;
  --sp-10: 2.5rem;
  --sp-11: 2.75rem;
  --sp-12: 3rem;
  --sp-14: 3.5rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;

  /* Radius */
  --radius-sm:   0.25rem;
  --radius:      0.625rem;
  --radius-lg:   1rem;
  --radius-xl:   1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:     0 1px 4px rgba(0,0,0,.06);
  --shadow:        0 6px 24px rgba(0,0,0,.09), 0 2px 6px rgba(0,0,0,.05);
  --shadow-lg:     0 24px 72px rgba(0,0,0,.13), 0 8px 24px rgba(0,0,0,.07);
  --shadow-accent: 0 8px 32px rgba(196,120,0,.3);

  /* Transitions */
  --transition:        220ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   520ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: 600ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Dark mode via OS preference */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --clr-bg:          #07070A;
    --clr-surface:     #0F0F14;
    --clr-surface-2:   #18171E;
    --clr-border:      #252430;
    --clr-text:        #EDE9DF;
    --clr-text-muted:  #82806E;
    --clr-accent:      #F0A500;
    --clr-accent-hover:#FFBA00;
    --clr-accent-light:#1C1400;
    --clr-tag-bg:      #1C1400;
    --clr-tag-text:    #F5C040;
    --shadow-sm:     0 1px 4px rgba(0,0,0,.35);
    --shadow:        0 6px 24px rgba(0,0,0,.45), 0 2px 6px rgba(0,0,0,.25);
    --shadow-lg:     0 24px 72px rgba(0,0,0,.65), 0 8px 24px rgba(0,0,0,.35);
    --shadow-accent: 0 8px 32px rgba(240,165,0,.22);
  }
}

/* Dark mode via manual toggle */
[data-theme="dark"] {
  --clr-bg:          #07070A;
  --clr-surface:     #0F0F14;
  --clr-surface-2:   #18171E;
  --clr-border:      #252430;
  --clr-text:        #EDE9DF;
  --clr-text-muted:  #82806E;
  --clr-accent:      #F0A500;
  --clr-accent-hover:#FFBA00;
  --clr-accent-light:#1C1400;
  --clr-tag-bg:      #1C1400;
  --clr-tag-text:    #F5C040;
  --shadow-sm:     0 1px 4px rgba(0,0,0,.35);
  --shadow:        0 6px 24px rgba(0,0,0,.45), 0 2px 6px rgba(0,0,0,.25);
  --shadow-lg:     0 24px 72px rgba(0,0,0,.65), 0 8px 24px rgba(0,0,0,.35);
  --shadow-accent: 0 8px 32px rgba(240,165,0,.22);
}

/* Force light mode */
[data-theme="light"] {
  --clr-bg:          #F8F5F0;
  --clr-surface:     #FFFFFF;
  --clr-surface-2:   #F1EDE7;
  --clr-border:      #E4DDD4;
  --clr-text:        #100F0D;
  --clr-text-muted:  #6D6A64;
  --clr-accent:      #C47800;
  --clr-accent-hover:#A36200;
  --clr-accent-light:#FFF2CC;
  --clr-tag-bg:      #FFF2CC;
  --clr-tag-text:    #6B3E00;
  --shadow-sm:     0 1px 4px rgba(0,0,0,.06);
  --shadow:        0 6px 24px rgba(0,0,0,.09), 0 2px 6px rgba(0,0,0,.05);
  --shadow-lg:     0 24px 72px rgba(0,0,0,.13), 0 8px 24px rgba(0,0,0,.07);
  --shadow-accent: 0 8px 32px rgba(196,120,0,.3);
}


/* ── 3. Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--clr-text);
  background-color: var(--clr-bg);
  transition: background-color var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Grain texture overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9000;
  opacity: 0.028;
  background-image: 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='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  background-size: 180px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--clr-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

a:hover { color: var(--clr-accent-hover); }

ul, ol { list-style: none; }


/* ── 4. i18n Visibility ──────────────────────────────────────── */
:root .lang-en { display: none; }
:root .lang-es { display: revert; }

[data-lang="en"] .lang-en { display: revert; }
[data-lang="en"] .lang-es { display: none; }

:root span.lang-en { display: none; }
:root span.lang-es { display: inline; }
[data-lang="en"] span.lang-en { display: inline; }
[data-lang="en"] span.lang-es { display: none; }

/* Fix: list items need explicit list-item display (revert insufficient) */
:root li.lang-en { display: none; }
:root li.lang-es { display: list-item; }
[data-lang="en"] li.lang-en { display: list-item; }
[data-lang="en"] li.lang-es { display: none; }


/* ── 5. Layout Utilities ─────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1140px;
  margin-inline: auto;
  padding-inline: var(--sp-6);
}

.section {
  padding-block: var(--sp-24);
}

.section--alt {
  background-color: var(--clr-surface-2);
  position: relative;
}

.section__header {
  margin-bottom: var(--sp-12);
}

/* Numbered section labels via CSS counter */
main { counter-reset: section-num; }
.section__header { counter-increment: section-num; }

.section__header::before {
  content: "0" counter(section-num) " \2014";
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--clr-accent);
  margin-bottom: var(--sp-3);
  text-transform: uppercase;
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  font-style: italic;
  color: var(--clr-text);
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin-bottom: var(--sp-2);
}

.section__subtitle {
  color: var(--clr-text-muted);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  max-width: 58ch;
  line-height: 1.7;
}


/* ── 6. Header / Nav ─────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: color-mix(in srgb, var(--clr-bg) 82%, transparent);
  border-bottom: 1px solid var(--clr-border);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  transition: background-color var(--transition), border-color var(--transition);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding-block: var(--sp-4);
}

.site-header__logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  font-style: italic;
  color: var(--clr-accent);
  text-decoration: none;
  letter-spacing: -0.04em;
  transition: color var(--transition), transform var(--transition-spring);
}

.site-header__logo:hover {
  color: var(--clr-accent-hover);
  transform: rotate(-3deg) scale(1.08);
}

.site-nav {
  display: none;
}

.site-nav__list {
  display: flex;
  gap: var(--sp-8);
  align-items: center;
}

.site-nav__link {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--clr-text-muted);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color var(--transition);
  position: relative;
}

.site-nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--clr-accent);
  border-radius: 1px;
  transition: width var(--transition-slow);
}

.site-nav__link:hover {
  color: var(--clr-text);
}

.site-nav__link:hover::after {
  width: 100%;
}

.site-header__controls {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--clr-border);
  background: var(--clr-surface);
  color: var(--clr-text-muted);
  cursor: pointer;
  font-size: var(--text-xs);
  font-weight: 700;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  transition: background-color var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition-spring);
}

.btn-icon:hover {
  background-color: var(--clr-accent);
  color: var(--clr-bg);
  border-color: var(--clr-accent);
  transform: scale(1.1);
}

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

@media (min-width: 768px) {
  .site-nav { display: block; }
}


/* ── 7. Hero Section ─────────────────────────────────────────── */

/* Scroll container — gives height for sticky pinning on desktop */
.hero-scroll {
  position: relative;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: stretch;
  position: relative;
  overflow: hidden;
}

/* Ambient accent glow */
.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 65vw;
  max-width: 720px;
  aspect-ratio: 1;
  background: radial-gradient(
    ellipse at center,
    color-mix(in srgb, var(--clr-accent) 9%, transparent) 0%,
    transparent 68%
  );
  pointer-events: none;
  z-index: 0;
}

/* Decorative bottom line */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--clr-accent) 30%,
    var(--clr-accent) 70%,
    transparent 100%
  );
  opacity: 0.3;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--sp-20) var(--sp-6) var(--sp-12);
  max-width: min(100%, 640px);
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--clr-accent);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: var(--sp-6);
  animation: heroFade 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
}

.hero__eyebrow::before {
  content: '';
  display: block;
  width: 2.5rem;
  height: 2px;
  background: var(--clr-accent);
  border-radius: 1px;
  flex-shrink: 0;
  animation: linePulse 3s ease-in-out 1s infinite;
}

.hero__name {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.8rem);
  font-weight: 800;
  font-style: italic;
  line-height: 1.04;
  letter-spacing: -0.04em;
  color: var(--clr-text);
  margin-bottom: var(--sp-6);
  animation: heroSlideUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.25s both;
}

.hero__tagline {
  font-family: var(--font-sans);
  font-size: var(--text-lg);
  color: var(--clr-text-muted);
  max-width: 50ch;
  line-height: 1.75;
  margin-bottom: var(--sp-10);
  animation: heroFade 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.5s both;
}

.hero__actions {
  display: flex;
  gap: var(--sp-3);
  flex-wrap: wrap;
  animation: heroFade 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.7s both;
}

/* Phase 1 & 2 — overlap in same grid cell on desktop */
.hero__phase-1 {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero__phase-2 {
  display: none; /* shown only on desktop via media query */
}

/* Photo column — hidden on mobile */
.hero__photo-col {
  display: none;
}

.hero__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero__photo--base { z-index: 1; }

.hero__photo--full {
  z-index: 2;
  clip-path: inset(0 0 100% 0 round 9999px);
  will-change: clip-path;
}

/* Elegant border on the photo column */
.hero__photo-col {
  border: 1px solid color-mix(in srgb, var(--clr-accent) 55%, var(--clr-border));
  box-shadow: 0 0 40px color-mix(in srgb, var(--clr-accent) 8%, transparent);
}

/* Stats — editorial vertical layout */
.hero__stat {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding-block: var(--sp-6);
  border-bottom: 1px solid var(--clr-border);
}

.hero__stat:first-child {
  border-top: 1px solid var(--clr-border);
}

.hero__stat-value {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 800;
  font-style: italic;
  color: var(--clr-accent);
  line-height: 1;
  letter-spacing: -0.03em;
}

.hero__stat-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

/* ── Desktop: sticky scroll experience ── */
@media (min-width: 768px) {
  .hero-scroll {
    height: 200vh;
  }

  .hero {
    position: sticky;
    top: 0;
    height: 100vh;
    min-height: unset;
  }

  .hero__inner {
    grid-template-columns: 1fr 42%;
    align-items: stretch;
    height: 100%;
    gap: 0;
  }

  /* Content: grid so phase-1 and phase-2 occupy same cell */
  .hero__content {
    display: grid;
    grid-template-rows: 1fr;
    padding: var(--sp-20) var(--sp-8) var(--sp-16)
             max(var(--sp-6), calc(50vw - 570px + var(--sp-6)));
    max-width: none;
  }

  .hero__phase-1,
  .hero__phase-2 {
    grid-area: 1 / 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
  }

  /* Phase 2 starts invisible; JS drives it */
  .hero__phase-2 {
    opacity: 0;
    pointer-events: none;
  }

  .hero__photo-col {
    display: block;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-full);
  }
}

@media (min-width: 1280px) {
  .hero__inner {
    grid-template-columns: 1fr 44%;
  }
}


/* ── 8. Editorial Section ────────────────────────────────────── */
.editorial {
  overflow: hidden;
}

.editorial__inner {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 60vh;
}

.editorial__text {
  padding: var(--sp-16) var(--sp-8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--sp-6);
}

.editorial__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--clr-accent);
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.editorial__name {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6.5rem);
  font-weight: 800;
  font-style: italic;
  line-height: 0.88;
  letter-spacing: -0.02em;
  margin: 0;
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.7s ease 0.1s, transform 0.7s ease 0.1s;
}

.editorial__tagline {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity 0.5s ease 0.2s, transform 0.5s ease 0.2s;
}

.editorial__bio {
  font-size: var(--text-base);
  color: var(--clr-text-muted);
  line-height: 1.7;
  max-width: 44ch;
  margin: 0;
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity 0.6s ease 0.3s, transform 0.6s ease 0.3s;
}

.editorial__stats {
  display: flex;
  gap: var(--sp-8);
  flex-wrap: wrap;
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity 0.6s ease 0.45s, transform 0.6s ease 0.45s;
}

.editorial__stat {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.editorial__stat-value {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  font-style: italic;
  color: var(--clr-accent);
  line-height: 1;
}

.editorial__stat-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Photo column */
.editorial__photo-col {
  position: relative;
  overflow: hidden;
  min-height: 55vw;
  background: var(--clr-surface);
}

.editorial__photo-wrap {
  position: relative;
  width: 100%;
  height: 100%;
}

.editorial__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: opacity 1.4s ease;
}

.editorial__photo--fullbody {
  z-index: 1;
}
.editorial__photo--medium {
  z-index: 2;
  object-position: center 12%;
  clip-path: inset(0 0 100% 0);
  will-change: clip-path;
}

/* Curtain */
.editorial__curtain {
  position: absolute;
  inset: 0;
  background: var(--clr-accent);
  transform-origin: right center;
  transform: scaleX(1);
  transition: transform 0.95s cubic-bezier(0.77, 0, 0.175, 1);
  z-index: 2;
}

/* Revealed state */
.editorial.is-revealed .editorial__curtain        { transform: scaleX(0); }
.editorial.is-revealed .editorial__label,
.editorial.is-revealed .editorial__name,
.editorial.is-revealed .editorial__tagline,
.editorial.is-revealed .editorial__bio,
.editorial.is-revealed .editorial__stats          { opacity: 1; transform: translateX(0); }

@media (min-width: 768px) {
  .editorial__inner {
    grid-template-columns: 1fr 1fr;
    min-height: 80vh;
  }
  .editorial__text {
    padding: var(--sp-20) var(--sp-16);
  }
  .editorial__photo-col {
    min-height: unset;
  }
}

@media (min-width: 1280px) {
  .editorial__inner {
    grid-template-columns: 5fr 6fr;
  }
  .editorial__text {
    padding: var(--sp-24) var(--sp-20);
  }
}


/* ── 9. Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.7rem var(--sp-6);
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
  transition: background-color var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition-spring),
              box-shadow var(--transition);
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: rgba(255,255,255,0.12);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn:hover::after { opacity: 1; }
.btn:active       { transform: scale(0.97); }

.btn:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
}

.btn--primary {
  background-color: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
  box-shadow: var(--shadow-accent);
}

.btn--primary:hover {
  background-color: var(--clr-accent-hover);
  border-color: var(--clr-accent-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 44px color-mix(in srgb, var(--clr-accent) 45%, transparent);
}

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

.btn--outline::after { background: rgba(0,0,0,0.04); }

.btn--outline:hover {
  background-color: var(--clr-surface);
  border-color: var(--clr-text-muted);
  color: var(--clr-text);
  transform: translateY(-2px);
}


/* ── 9. About Section ────────────────────────────────────────── */
.about__grid {
  display: grid;
  gap: var(--sp-10);
}

.about__bio {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--clr-text-muted);
  line-height: 1.85;
}

.about__bio p + p { margin-top: var(--sp-4); }

/* Override for inline h3 styles in about.njk */
.about__grid h3 {
  font-family: var(--font-mono) !important;
  font-size: var(--text-xs) !important;
  font-weight: 700 !important;
  letter-spacing: 0.18em !important;
  text-transform: uppercase !important;
  color: var(--clr-accent) !important;
}

.competencies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}

.tag {
  display: inline-block;
  padding: 0.3rem var(--sp-3);
  background-color: var(--clr-tag-bg);
  color: var(--clr-tag-text);
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid color-mix(in srgb, var(--clr-accent) 22%, transparent);
  transition: background-color var(--transition), color var(--transition),
              transform var(--transition-spring), border-color var(--transition);
  cursor: default;
}

.tag:hover {
  background-color: var(--clr-accent);
  color: var(--clr-bg);
  border-color: var(--clr-accent);
  transform: translateY(-2px) scale(1.04);
}

.certifications {
  display: grid;
  gap: var(--sp-3);
  margin-top: var(--sp-6);
}

.cert-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-6);
  background-color: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), transform var(--transition-spring),
              box-shadow var(--transition);
}

.cert-item:hover {
  border-color: var(--clr-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.cert-item__icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.cert-item__name {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--clr-text);
  line-height: 1.45;
}

.cert-item__meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  margin-top: var(--sp-1);
  letter-spacing: 0.03em;
}

.cert-item__link {
  display: inline-block;
  margin-top: var(--sp-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--clr-accent);
  text-transform: uppercase;
  transition: color var(--transition);
}

.cert-item__link:hover { color: var(--clr-accent-hover); }

.badge {
  display: inline-block;
  padding: 2px var(--sp-2);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  margin-left: var(--sp-2);
  white-space: nowrap;
  vertical-align: middle;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge--completed { background: #d1fae5; color: #065f46; }
.badge--progress  { background: var(--clr-tag-bg); color: var(--clr-tag-text); }

[data-theme="dark"] .badge--completed { background: #064e3b; color: #6ee7b7; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .badge--completed { background: #064e3b; color: #6ee7b7; }
}

.languages-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}

.lang-badge {
  padding: var(--sp-3) var(--sp-4);
  background-color: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  transition: border-color var(--transition), transform var(--transition-spring);
}

.lang-badge:hover {
  border-color: var(--clr-accent);
  transform: translateY(-2px);
}

.lang-badge strong {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  color: var(--clr-text);
  font-weight: 700;
  font-size: var(--text-base);
}

.lang-badge span {
  color: var(--clr-text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.03em;
}

@media (min-width: 768px) {
  .about__grid { grid-template-columns: 1fr 1fr; }
}


/* ── 10. Achievements Section ────────────────────────────────── */
.achievements__grid {
  display: grid;
  gap: var(--sp-6);
}

.achievement-card {
  padding: var(--sp-8);
  background-color: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition-spring),
              box-shadow var(--transition);
}

/* Animated top bar */
.achievement-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--clr-accent),
    color-mix(in srgb, var(--clr-accent) 45%, transparent)
  );
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

/* Large decorative number in background */
.achievement-card::after {
  content: '';
  position: absolute;
  bottom: -1rem;
  right: -0.5rem;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--clr-accent) 5%, transparent);
  pointer-events: none;
}

.achievement-card:hover {
  border-color: color-mix(in srgb, var(--clr-accent) 45%, var(--clr-border));
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.achievement-card:hover::before {
  transform: scaleX(1);
}

.achievement-card__number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 900;
  font-style: italic;
  line-height: 1;
  margin-bottom: var(--sp-3);
  background: linear-gradient(
    90deg,
    var(--clr-accent)      0%,
    var(--clr-accent-hover) 35%,
    var(--clr-accent)      60%,
    color-mix(in srgb, var(--clr-accent) 65%, white) 80%,
    var(--clr-accent)      100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 4s linear infinite;
}

.achievement-card__title {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: var(--sp-2);
}

.achievement-card__desc {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.75;
}

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

@media (min-width: 1280px) {
  .achievements__grid { grid-template-columns: repeat(3, 1fr); }
}


/* ── 11. Timeline ────────────────────────────────────────────── */
.timeline {
  max-width: 780px;
  margin-inline: auto;
  padding-top: var(--sp-4);
}

.timeline__item {
  display: grid;
  grid-template-columns: 3.75rem 1fr;
  gap: 0 var(--sp-6);
  opacity: 0;
  transform: translateX(-36px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.timeline__item.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered delays */
.timeline__item:nth-child(1) { transition-delay: 0.00s; }
.timeline__item:nth-child(2) { transition-delay: 0.10s; }
.timeline__item:nth-child(3) { transition-delay: 0.20s; }
.timeline__item:nth-child(4) { transition-delay: 0.30s; }
.timeline__item:nth-child(5) { transition-delay: 0.40s; }
.timeline__item:nth-child(6) { transition-delay: 0.50s; }
.timeline__item:nth-child(7) { transition-delay: 0.60s; }

.timeline__item-side {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.timeline__badge {
  width: 3.75rem;
  height: 3.75rem;
  border-radius: 50%;
  background: var(--clr-surface);
  border: 2px solid var(--clr-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 800;
  color: var(--clr-accent);
  letter-spacing: 0.04em;
  text-align: center;
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--clr-accent) 12%, transparent);
  transition: box-shadow var(--transition-slow), transform var(--transition-spring);
}

.timeline__item:hover .timeline__badge {
  box-shadow: 0 0 0 8px color-mix(in srgb, var(--clr-accent) 18%, transparent);
  transform: scale(1.05);
}

.timeline__badge img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.timeline__connector {
  width: 2px;
  flex: 1;
  min-height: var(--sp-8);
  background: linear-gradient(to bottom, var(--clr-accent), var(--clr-border));
  opacity: 0.4;
}

.timeline__card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--sp-6) var(--sp-8);
  margin-bottom: var(--sp-8);
  transition: border-color var(--transition), box-shadow var(--transition),
              transform var(--transition-spring);
}

.timeline__card:hover {
  border-color: color-mix(in srgb, var(--clr-accent) 32%, var(--clr-border));
  box-shadow: var(--shadow);
  transform: translateX(5px);
}

.timeline__card-header {
  margin-bottom: var(--sp-4);
}

.timeline__period {
  display: inline-block;
  background: var(--clr-accent);
  color: var(--clr-bg);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.07em;
  margin-bottom: var(--sp-3);
}

.timeline__role {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  font-style: italic;
  color: var(--clr-text);
  margin-bottom: var(--sp-1);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.timeline__company {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timeline__description {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.8;
  margin-bottom: var(--sp-4);
  margin-top: var(--sp-3);
}

.timeline__achievements {
  list-style: none;
  display: grid;
  gap: var(--sp-2);
  border-top: 1px solid var(--clr-border);
  padding-top: var(--sp-4);
  margin-top: var(--sp-2);
}

:root .timeline__achievements li {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.6;
}

.timeline__achievements li::before {
  content: "\2192";
  color: var(--clr-accent);
  flex-shrink: 0;
  margin-top: 1px;
  font-family: var(--font-mono);
}

@media (min-width: 768px) {
  .timeline { padding-top: var(--sp-6); }
  .timeline__item { grid-template-columns: 4.5rem 1fr; }
  .timeline__badge { width: 4.5rem; height: 4.5rem; font-size: 0.7rem; }
  .timeline__role { font-size: var(--text-xl); }
}


/* ── 12. Projects Carousel ───────────────────────────────────── */
.carousel {
  position: relative;
  max-width: 880px;
  margin-inline: auto;
  padding-inline: var(--sp-6);
}

.carousel__track {
  display: flex;
  gap: var(--sp-6);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: var(--sp-3) 0 var(--sp-6);
}

.carousel__track::-webkit-scrollbar { display: none; }

.carousel__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-6) var(--sp-2);
}

.carousel__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 2px solid var(--clr-border);
  background: var(--clr-surface);
  color: var(--clr-text);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition),
              color var(--transition), transform var(--transition-spring),
              box-shadow var(--transition), opacity var(--transition);
}

.carousel__btn:hover:not(:disabled) {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-bg);
  box-shadow: var(--shadow-accent);
  transform: scale(1.14);
}

.carousel__btn:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
}

.carousel__btn:disabled {
  opacity: 0.22;
  cursor: default;
}

.carousel__dots {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.carousel__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: none;
  background: var(--clr-border);
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: background var(--transition), transform var(--transition-spring), width var(--transition);
}

.carousel__dot:hover {
  background: var(--clr-text-muted);
  transform: scale(1.35);
}

.carousel__dot.is-active {
  background: var(--clr-accent);
  width: 24px;
  border-radius: 99px;
}

/* Project card */
.project-card {
  flex: 0 0 100%;
  scroll-snap-align: start;
  background-color: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-slow), transform var(--transition-slow),
              border-color var(--transition);
}

.project-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--clr-accent) 38%, var(--clr-border));
}

.project-card:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
}

.project-card__cover {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background-color: var(--clr-surface-2);
  display: block;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-card__image {
  transform: scale(1.05);
}

.project-card__image--placeholder {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--clr-accent) 12%, var(--clr-surface-2)) 0%,
    var(--clr-surface-2) 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.project-card__body {
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  font-style: italic;
  color: var(--clr-text);
  margin-bottom: var(--sp-2);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.project-card__summary {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.7;
  margin-bottom: var(--sp-4);
  flex: 1;
}

.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin-bottom: var(--sp-4);
}

.project-card__cta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--clr-accent);
  margin-top: auto;
  text-transform: uppercase;
  transition: color var(--transition);
}

.project-card:hover .project-card__cta { color: var(--clr-accent-hover); }


/* ── 12b. Project Detail Page ────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--clr-accent);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: var(--sp-4) 0 var(--sp-6);
  transition: color var(--transition), gap var(--transition-spring);
}

.back-link:hover {
  color: var(--clr-accent-hover);
  gap: var(--sp-3);
}

.back-link:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.project-detail-page__hero {
  width: 100%;
  background: var(--clr-surface-2);
  margin-bottom: var(--sp-10);
}

.project-detail-page__hero-img-wrap {
  position: relative;
  max-height: 420px;
  overflow: hidden;
}

.project-detail-page__hero-img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.project-detail-page__hero-placeholder {
  height: 280px;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--clr-accent) 12%, var(--clr-surface-2)) 0%,
    var(--clr-surface-2) 100%
  );
}

.project-detail-page__header {
  margin-bottom: var(--sp-10);
}

.project-detail-page__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 5vw, var(--text-4xl));
  font-weight: 800;
  font-style: italic;
  color: var(--clr-text);
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin-bottom: var(--sp-4);
}

.project-detail-page__summary {
  font-size: var(--text-lg);
  color: var(--clr-text-muted);
  line-height: 1.7;
  max-width: 60ch;
}

.project-detail-page__grid {
  display: grid;
  gap: var(--sp-10);
  margin-bottom: var(--sp-12);
}

.project-detail-page__section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  font-style: italic;
  color: var(--clr-text);
  margin-bottom: var(--sp-6);
  padding-bottom: var(--sp-3);
  border-bottom: 2px solid var(--clr-accent);
  display: inline-block;
  letter-spacing: -0.02em;
}

.prose { color: var(--clr-text); line-height: 1.85; font-size: var(--text-base); }
.prose p { margin-bottom: var(--sp-4); }
.prose strong { font-weight: 700; color: var(--clr-text); }

.project-detail-page__sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
  padding-right: var(--sp-6);
}

.project-detail-page__meta-block {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-4) var(--sp-6);
}

.project-detail-page__meta-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--clr-accent);
  margin-bottom: var(--sp-3);
}

.project-detail-page__meta-value {
  font-size: var(--text-sm);
  color: var(--clr-text);
  line-height: 1.7;
}

.project-detail-page__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.tag--method {
  background: var(--clr-surface-2);
  color: var(--clr-text-muted);
  border-color: var(--clr-border);
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-12);
}

.project-gallery__img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--clr-border);
  transition: transform var(--transition-slow), box-shadow var(--transition);
}

.project-gallery__img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
}

.video-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-border);
  margin-bottom: var(--sp-12);
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.project-detail-page__footer {
  padding: var(--sp-8) 0 var(--sp-12);
  border-top: 1px solid var(--clr-border);
}

@media (min-width: 1024px) {
  .project-detail-page__grid { grid-template-columns: 1fr 340px; }
}


/* ── 13. Tools & Stack ───────────────────────────────────────── */
.tools__categories {
  display: grid;
  gap: var(--sp-8);
}

.tools__category-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--clr-accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-2);
  border-bottom: 1px solid var(--clr-border);
}

.tools__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.tool-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  background-color: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--clr-text);
  transition: background-color var(--transition), border-color var(--transition),
              color var(--transition), transform var(--transition-spring);
}

.tool-chip:hover {
  background-color: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-bg);
  transform: translateY(-3px) scale(1.04);
}

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

@media (min-width: 1280px) {
  .tools__categories { grid-template-columns: repeat(3, 1fr); }
}


/* ── 14. Testimonials ────────────────────────────────────────── */
.testimonials__grid {
  display: grid;
  gap: var(--sp-6);
}

.testimonial-card {
  padding: var(--sp-8);
  background-color: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition-spring),
              box-shadow var(--transition);
}

/* Decorative quote mark */
.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-6);
  font-family: var(--font-display);
  font-size: 6rem;
  line-height: 1;
  color: var(--clr-accent);
  opacity: 0.1;
  font-style: italic;
  pointer-events: none;
  user-select: none;
}

.testimonial-card:hover {
  border-color: color-mix(in srgb, var(--clr-accent) 32%, var(--clr-border));
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.testimonial-card__quote {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.85;
  margin-bottom: var(--sp-6);
  font-style: italic;
  position: relative;
  z-index: 1;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.testimonial-card__initials {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-hover));
  color: var(--clr-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 800;
  font-style: italic;
  flex-shrink: 0;
}

.testimonial-card__name {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--clr-text);
}

.testimonial-card__meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  letter-spacing: 0.02em;
}

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

@media (min-width: 1280px) {
  .testimonials__grid { grid-template-columns: repeat(3, 1fr); }
}


/* ── 15. Contact Section ─────────────────────────────────────── */
.contact__grid {
  display: grid;
  gap: var(--sp-10);
}

.contact__intro {
  font-size: var(--text-base);
  color: var(--clr-text-muted);
  line-height: 1.85;
  margin-bottom: var(--sp-6);
}

.contact__links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.contact__link-item {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  color: var(--clr-text);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  background: var(--clr-surface);
  transition: color var(--transition), border-color var(--transition),
              background var(--transition), transform var(--transition-spring);
}

.contact__link-item:hover {
  color: var(--clr-accent);
  border-color: var(--clr-accent);
  background: color-mix(in srgb, var(--clr-accent) 6%, var(--clr-surface));
  transform: translateX(5px);
}

.contact__link-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* Form */
.contact-form {
  display: grid;
  gap: var(--sp-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.form-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}

.form-input,
.form-textarea {
  padding: var(--sp-3) var(--sp-4);
  background-color: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  color: var(--clr-text);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  transition: border-color var(--transition), box-shadow var(--transition),
              background var(--transition);
  width: 100%;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--clr-accent);
  background: color-mix(in srgb, var(--clr-accent) 4%, var(--clr-surface));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--clr-accent) 18%, transparent);
}

.form-textarea { min-height: 140px; resize: vertical; }

.form-status {
  display: none;
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: 500;
}

.form-status--success {
  display: block;
  background-color: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-status--error {
  display: block;
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}

@media (min-width: 768px) {
  .contact__grid { grid-template-columns: 1fr 1.5fr; }
}


/* ── 16. Footer ──────────────────────────────────────────────── */
.site-footer {
  padding-block: var(--sp-10);
  border-top: 1px solid var(--clr-border);
  margin-top: var(--sp-16);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  align-items: center;
  text-align: center;
}

.site-footer__copy {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  letter-spacing: 0.04em;
}


/* ── 17. Skip Link (Accessibility) ──────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--sp-4);
  padding: var(--sp-2) var(--sp-4);
  background-color: var(--clr-accent);
  color: var(--clr-bg);
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--radius);
  z-index: 9999;
  transition: top 0ms;
}

.skip-link:focus { top: var(--sp-4); }


/* ── 18. Scroll-based fade-in ────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(2rem);
  filter: blur(5px);
  transition:
    opacity   650ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 650ms cubic-bezier(0.16, 1, 0.3, 1),
    filter    650ms cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}


/* ── 19. Responsive Typography ───────────────────────────────── */
@media (min-width: 768px) {
  .section__title { font-size: var(--text-4xl); }
}

@media (min-width: 1280px) {
  .section__title { font-size: var(--text-5xl); }
}