/* ── TOKENS ── */
:root {
  --bg-deep: #080d1a;
  --bg-card: #0f1628;
  --bg-card-2: #152035;
  --border: #1e2e4a;
  --accent: #00d4c8;
  --accent-dim: #00d4c820;
  --accent-2: #7c6eff;
  --text: #e8ebf4;
  --text-muted: #8b9ab5;
  --text-dim: #7a8dab;
  --white: #ffffff;

  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
  --max-w: 1140px;
}

/* ── RESET ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 82px;
}
body {
  background: var(--bg-deep);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
}
img {
  max-width: 100%;
  display: block;
}
button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 1000;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  background: var(--accent);
  color: var(--bg-deep);
  font-family: var(--font-display);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}
.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
  border-radius: 4px;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* ── SELECTION ── */
::selection {
  background: var(--accent);
  color: var(--bg-deep);
}

/* ── CONTAINER ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all var(--transition);
}
.btn--primary {
  background: var(--accent);
  color: var(--bg-deep);
}
.btn--primary:hover {
  background: #00f0e2;
  box-shadow: 0 0 24px #00d4c840;
  transform: translateY(-2px);
}
.btn--ghost {
  border: 1.5px solid var(--border);
  color: var(--text);
}
.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ── SECTION SHARED ── */
.section {
  padding: 6rem 0;
}
.section__header {
  margin-bottom: 3.5rem;
}
.section__header--with-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.85fr);
  align-items: end;
  gap: 3rem;
}
.section__intro {
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 520px;
}
.section__tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 0.5rem;
}
.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  position: relative;
  display: inline-block;
}
.section__title::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

/* ── REVEAL ANIMATION ── */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 2.5rem;
  transition:
    background var(--transition),
    backdrop-filter var(--transition);
}
.nav.scrolled {
  background: rgba(8, 13, 26, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav__logo {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  display: inline-flex;
}
.nav__logo-bracket {
  color: var(--accent);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav__link {
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all var(--transition);
}
.nav__link:hover,
.nav__link.active {
  color: var(--white);
}
.nav__link--cta {
  background: var(--accent);
  color: var(--bg-deep) !important;
  font-weight: 600;
  margin-left: 0.5rem;
}
.nav__link--cta:hover {
  background: #00f0e2;
  box-shadow: 0 0 16px #00d4c840;
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  border-radius: 6px;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4rem;
  padding: 8rem 2rem 4rem;
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
}

/* Background grid */
.hero__bg-grid {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.25;
  pointer-events: none;
}

/* Glow blobs */
.hero__glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: -1;
}
.hero__glow--1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #00d4c815, transparent 70%);
  top: -100px;
  right: -100px;
}
.hero__glow--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #7c6eff10, transparent 70%);
  bottom: 0;
  left: -100px;
}

/* Content */
.hero__content {
  flex: 1;
  max-width: 580px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
  padding: 0.35rem 0.9rem;
  border: 1px solid var(--accent);
  border-radius: 100px;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.1s forwards;
}
.hero__dot {
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(0.8);
  }
}

.hero__name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1;
  color: var(--white);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.25s forwards;
}
.hero__name--accent {
  color: var(--accent);
}

.hero__title-wrap {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 2vw, 1rem);
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.4s forwards;
}
.hero__title-label {
  color: var(--accent-2);
}
.hero__typed {
  color: var(--text);
  font-weight: 500;
}

.hero__desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 480px;
  margin-bottom: 2rem;
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.55s forwards;
}
.hero__desc strong {
  color: var(--text);
  font-weight: 600;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.7s forwards;
}

.hero__downloads {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45rem 0.8rem;
  margin: -0.75rem 0 1.5rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.78s forwards;
}
.hero__downloads a {
  color: var(--accent);
  border-bottom: 1px solid transparent;
  transition:
    color var(--transition),
    border-color var(--transition);
}
.hero__downloads a:hover {
  color: var(--white);
  border-color: var(--accent);
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  opacity: 0;
  animation: fadeUp 0.7s ease 0.85s forwards;
}
.badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.3rem 0.7rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  line-height: 1.45;
}

/* Photo */
.hero__photo-wrap {
  position: relative;
  flex-shrink: 0;
  width: 280px;
  height: 280px;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.5s forwards;
}

.hero__photo-ring {
  position: absolute;
  inset: -32px;
  border: 2px solid #7c6eff2e;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

.hero__photo {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 10%;
  border: 3px solid var(--accent);
  position: relative;
  z-index: 1;
  display: block;
  box-shadow: 0 0 40px #00d4c825;
  animation: photoBorderPulse 2s ease-in-out infinite;
}

@keyframes photoBorderPulse {
  0%,
  100% {
    border-color: var(--accent);
    box-shadow: 0 0 40px #00d4c825;
  }
  50% {
    border-color: #00d4c880;
    box-shadow: 0 0 40px #00d4c813;
  }
}

.hero__photo-tag {
  position: absolute;
  bottom: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 0.4rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  z-index: 2;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}
.hero__photo-tag-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  animation: fadeUp 0.7s ease 1.2s forwards;
}
.hero__scroll-icon {
  width: 28px;
  height: 44px;
  border: 2px solid var(--border);
  border-radius: 14px;
  position: relative;
}
.hero__scroll-icon::after {
  content: "";
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollDot 2s ease-in-out infinite;
}
@keyframes scrollDot {
  0% {
    top: 6px;
    opacity: 1;
  }
  60% {
    top: 22px;
    opacity: 0;
  }
  100% {
    top: 6px;
    opacity: 0;
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================================
   ABOUT
   ============================================================ */
.about {
  background: var(--bg-card);
}
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.about__text p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 1.02rem;
  line-height: 1.85;
}
.about__text p:last-child {
  margin-bottom: 0;
}
.about__text strong {
  color: var(--text);
}

.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.stat-card {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition:
    border-color var(--transition),
    transform var(--transition);
}
.stat-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}
.stat-card__num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.stat-card__label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ============================================================
   SKILLS
   ============================================================ */
.skills {
  background: var(--bg-deep);
}

.skills__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.skill-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
}
.skill-group:hover {
  border-color: var(--accent);
  box-shadow: 0 0 28px #00d4c812;
}

.skill-group__header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
}
.skill-group__icon {
  color: var(--accent);
  font-size: 1rem;
}
.skill-group__title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.02em;
}

.skill-group__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.3rem 0.75rem;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-muted);
  transition: all 0.2s ease;
  white-space: nowrap;
}
.chip:hover {
  color: var(--text);
  border-color: var(--text-dim);
  transform: translateY(-2px);
}
.chip--primary {
  background: #00d4c812;
  border-color: #00d4c840;
  color: #00d4c8;
}
.chip--primary:hover {
  background: #00d4c820;
}
.chip--secondary {
  background: #7c6eff12;
  border-color: #7c6eff40;
  color: #a89eff;
}
.chip--secondary:hover {
  background: #7c6eff20;
}
.chip--tertiary {
  background: #ff6e9612;
  border-color: #ff6e9640;
  color: #ff9ab6;
}
.chip--tertiary:hover {
  background: #ff6e9620;
}

/* ============================================================
   PROJECTS
   ============================================================ */
.projects {
  background: var(--bg-card);
}
.projects__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}
.project-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 1.8rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card-2);
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}
.project-card:hover {
  border-color: var(--accent);
  box-shadow: 0 10px 36px #00d4c812;
  transform: translateY(-4px);
}
.project-card--featured {
  grid-column: 1 / -1;
  background:
    linear-gradient(120deg, #00d4c80a, transparent 55%), var(--bg-card);
}
.project-card__topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.15rem;
}
.project-card__type,
.project-card__number {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}
.project-card__type {
  color: var(--accent);
}
.project-card__number {
  color: var(--text-muted);
}
.project-card__title {
  margin-bottom: 0.75rem;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.25;
}
.project-card__summary {
  margin-bottom: 1.4rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.project-card__facts {
  display: grid;
  gap: 0.85rem;
  margin-bottom: 1.4rem;
}
.project-card__facts div {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 0.75rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
}
.project-card__facts dt {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.project-card__facts dd {
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.55;
}
.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
}
.project-card__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 1.1rem;
}
.project-card__links a {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
.project-card__links a:hover {
  color: var(--white);
}
.project-repositories {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.25rem;
}
.repo-link {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-deep);
  transition:
    border-color var(--transition),
    transform var(--transition);
}
.repo-link:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.repo-link__name {
  color: var(--white);
  font-family: var(--font-display);
  font-size: 0.86rem;
  font-weight: 600;
}
.repo-link__desc {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

/* ============================================================
   EXPERIENCE
   ============================================================ */
.experience {
  background: var(--bg-deep);
}
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline__item {
  display: flex;
  gap: 1.5rem;
  position: relative;
}

.timeline__marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  padding-top: 1.75rem;
}
.timeline__dot {
  width: 14px;
  height: 14px;
  background: var(--accent);
  border-radius: 50%;
  border: 2px solid var(--bg-deep);
  box-shadow:
    0 0 0 3px var(--accent-dim),
    0 0 12px var(--accent);
  flex-shrink: 0;
  z-index: 1;
}
.timeline__dot--dim {
  background: var(--border);
  box-shadow: none;
}
.timeline__line {
  width: 1px;
  flex: 1;
  min-height: 2rem;
  background: linear-gradient(to bottom, var(--accent), var(--border));
  margin-top: 6px;
  opacity: 0.4;
}

.timeline__card {
  flex: 1;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.5rem;
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
}
.timeline__card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 32px #00d4c810;
}
.timeline__card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.2rem;
  flex-wrap: wrap;
}
.timeline__role {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.25rem;
}
.timeline__company {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent);
  display: block;
}
.timeline__meta {
  text-align: right;
  flex-shrink: 0;
}
.timeline__period {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
}
.timeline__type {
  font-size: 0.72rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.timeline__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}
.timeline__list li {
  font-size: 0.92rem;
  color: var(--text-muted);
  padding-left: 1.2rem;
  position: relative;
  line-height: 1.65;
}
.timeline__list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.7rem;
  top: 5px;
}
.timeline__list li strong {
  color: var(--text);
  font-weight: 600;
}

.timeline__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.2rem 0.6rem;
  background: var(--bg-deep);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
}

.references {
  background: var(--bg-card);
}
.references__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}
.reference-card {
  position: relative;
  overflow: hidden;
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card-2);
}
.reference-card--featured {
  grid-column: 1 / -1;
}
.reference-card__mark {
  position: absolute;
  top: 0.25rem;
  right: 1rem;
  color: var(--accent-dim);
  font-family: var(--font-display);
  font-size: 4.5rem;
  line-height: 1;
  pointer-events: none;
}
.reference-card__text {
  position: relative;
  margin-bottom: 1.5rem;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.75;
}
.reference-card__source {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.reference-card__source strong {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.9rem;
}
.reference-card__source span {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}
.references__cta {
  display: inline-block;
  margin-top: 1.5rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.references__cta:hover {
  color: var(--white);
}

/* ============================================================
   EDUCATION
   ============================================================ */
.education {
  background: var(--bg-deep);
}

.edu__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}
.edu-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 28px #00d4c810;
  transform: translateY(-3px);
}

.edu-card__icon {
  font-size: 1.6rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.edu-card__period {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  display: block;
  margin-bottom: 0.4rem;
}
.edu-card__degree {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.3rem;
  line-height: 1.3;
}
.edu-card__school {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}
.edu-card__gpa {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-2);
  display: inline-block;
  padding: 0.15rem 0.5rem;
  background: #7c6eff10;
  border-radius: 4px;
  border: 1px solid #7c6eff30;
  margin-top: 0.2rem;
}
.edu-card__thesis {
  font-size: 0.83rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  line-height: 1.6;
  border-left: 2px solid var(--border);
  padding-left: 0.75rem;
}
.edu-card__thesis strong {
  color: var(--text-dim);
}
.edu-card__certs {
  list-style: none;
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.edu-card__certs li {
  font-size: 0.83rem;
  color: var(--text-muted);
  padding-left: 1rem;
  position: relative;
}
.edu-card__certs li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.7rem;
}

/* ============================================================
   LANGUAGES
   ============================================================ */
.languages-section {
  background: var(--bg-card);
}
.languages__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}
.language-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card-2);
}
.language-item__name {
  color: var(--text);
  font-weight: 500;
  font-size: 0.88rem;
}
.language-item__level {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-align: right;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  background: var(--bg-deep);
}
.contact__intro {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
  max-width: 500px;
}
.contact__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.contact-card {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: all var(--transition);
}
.contact-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 24px #00d4c810;
  transform: translateY(-3px);
}
.contact-card__icon {
  font-size: 1.4rem;
  margin-bottom: 0.25rem;
}
.contact-card__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.contact-card__value {
  font-size: 0.88rem;
  color: var(--text);
  font-weight: 500;
  word-break: break-all;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.footer__logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
}
.footer__bracket {
  color: var(--accent);
}
.footer__copy {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
}
.footer__top {
  width: 36px;
  height: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  flex-shrink: 0;
}
.footer__top:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .hero {
    flex-direction: column-reverse;
    text-align: center;
    gap: 2.5rem;
    padding-top: 7rem;
  }
  .hero__actions {
    justify-content: center;
  }
  .hero__downloads {
    justify-content: center;
  }
  .hero__badges {
    justify-content: center;
  }
  .hero__title-wrap {
    justify-content: center;
  }
  .hero__photo {
    width: 200px;
    height: 200px;
  }
  .hero__photo-wrap {
    width: 200px;
    height: 200px;
  }
  .about__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .project-repositories {
    grid-template-columns: 1fr;
  }
  .skills__grid {
    grid-template-columns: 1fr;
  }
  .section__header--with-intro {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 1.5rem;
  }
  .projects__grid,
  .references__grid {
    grid-template-columns: 1fr;
  }
  .project-card--featured {
    grid-column: auto;
  }
  .reference-card--featured {
    grid-column: auto;
  }
  .edu__grid {
    grid-template-columns: 1fr;
  }
  .contact__grid {
    grid-template-columns: 1fr 1fr;
  }
  .languages__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 260px;
    background: var(--bg-card);
    border-left: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem 2rem 2rem;
    gap: 0.5rem;
    transform: translateX(100%);
    visibility: hidden;
    pointer-events: none;
    transition:
      transform var(--transition),
      visibility var(--transition);
    z-index: 99;
  }
  .nav__links.open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }
  .nav__link {
    font-size: 1rem;
    padding: 0.6rem 0;
    width: 100%;
  }
  .nav__link--cta {
    margin-left: 0;
    padding: 0.65rem 0.85rem;
  }
  .nav__hamburger {
    display: flex;
    z-index: 100;
  }
  .nav__hamburger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nav__hamburger.open span:nth-child(2) {
    opacity: 0;
  }
  .nav__hamburger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .section {
    padding: 4rem 0;
  }
  .hero {
    padding: 6rem 1.25rem 3rem;
  }
  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }
  .container {
    padding: 0 1.25rem;
  }
  .contact__grid {
    grid-template-columns: 1fr;
  }
  .about__stats {
    grid-template-columns: 1fr 1fr;
  }
  .project-card,
  .reference-card {
    padding: 1.35rem;
  }
  .project-card__facts div {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
  .language-item {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.2rem;
  }
  .language-item__level {
    text-align: left;
  }
  .footer__inner {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .hero__photo {
    animation: none;
  }
}