/* ============================================================
   FCS PORTFOLIO — CONSOLA DE BUILD / SESIÓN DE OPERACIÓN
   Durable visual world (DESIGN.md governs). Do not restyle ad hoc.
   ============================================================ */

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

:root {
  --font-display: 'Anton', 'Arial Narrow', sans-serif;
  --font-body: 'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  /* DARK — charcoal console (default) */
  --page: #17181c;
  --surface: #1f2126;
  --surface-2: #23262c;
  --ink: #eceae4;
  --ink-2: #a4a7b0;
  --ink-3: #8d919a;
  --line: #2c2f37;
  --line-strong: #3a3e47;
  --accent: #ff5a41;
  --accent-ink: #170f0b;
  --accent-soft: rgba(255, 90, 65, 0.12);
  --ok: #2fd18c;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);

  --radius: 3px;
  --radius-sm: 2px;
  --transition: 0.28s cubic-bezier(0.22, 1, 0.36, 1);
  --max-width: 1240px;
  --nav-height: 62px;
}

[data-theme="light"] {
  /* LIGHT — blown-cream field notes */
  --page: #f5f1e8;
  --surface: #ede8da;
  --surface-2: #e7e1d0;
  --ink: #17181a;
  --ink-2: #555a63;
  --ink-3: #5d636c;
  --line: #d9d2bf;
  --line-strong: #c4bca6;
  --accent: #b83d20;
  --accent-ink: #fffaf3;
  --accent-soft: rgba(207, 70, 38, 0.12);
  --ok: #1f7a4d;
  --shadow: 0 18px 50px rgba(23, 24, 26, 0.10);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 8px);
}

body {
  font-family: var(--font-body);
  background-color: var(--page);
  color: var(--ink);
  line-height: 1.7;
  overflow-x: hidden;
  transition: background-color var(--transition), color var(--transition);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-body);
  line-height: 1.15;
  font-weight: 600;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

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

.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  font-feature-settings: 'tnum' 1, 'calt' 0;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 40px);
}

.section {
  padding: clamp(56px, 8vw, 96px) 0;
}

.section-alt {
  background-color: var(--page);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  margin-bottom: clamp(34px, 5vw, 56px);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  text-transform: uppercase;
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: 0.01em;
  margin-top: 6px;
}

.sec-id {
  color: var(--accent);
  font-size: 0.82rem;
}

.section-subtitle {
  color: var(--ink-2);
  max-width: 620px;
  margin-top: 12px;
  font-size: 0.98rem;
}

/* small caps-inline label, reused */
.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  color: var(--ink-2);
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 5px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ============ READING BEAM (top scroll progress) ============ */
.beam {
  position: fixed;
  inset: 0 0 auto 0;
  height: 3px;
  z-index: 1200;
  background: transparent;
  pointer-events: none;
}

.beam-fill {
  display: block;
  width: 0%;
  height: 100%;
  background: var(--accent);
  transform-origin: left;
}

/* ============ NAV ============ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1100;
  background: color-mix(in srgb, var(--page) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 40px);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.nav-mark {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--ink);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.nav-mark-sufix {
  color: var(--accent);
  font-weight: 400;
}

.nav-links {
  display: flex;
  position: absolute;
  top: var(--nav-height);
  left: 0;
  right: 0;
  z-index: 1090;
  flex-direction: column;
  gap: 0;
  padding: 10px 18px;
  background: var(--page);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow);
  transform: translateY(-130%);
  visibility: hidden;
  transition: transform var(--transition), visibility 0s linear var(--transition);
}

.nav-links.open {
  transform: translateY(0);
  visibility: visible;
  transition: transform var(--transition), visibility 0s;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--ink-2);
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line);
  transition: color var(--transition), border-color var(--transition);
}

.nav-idx {
  font-size: 0.7rem;
  color: var(--ink-3);
}

.nav-link:hover {
  color: var(--ink);
}

.nav-link.active {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.nav-link.active .nav-idx {
  color: var(--accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: var(--radius);
  cursor: pointer;
}

.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--line-strong);
}

.hamburger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  border: 0;
  background: none;
  padding: 10px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--ink);
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============ RAIL (right reading position) ============ */
.rail {
  position: fixed;
  right: clamp(10px, 2vw, 26px);
  top: 50%;
  transform: translateY(-50%);
  z-index: 1100;
  display: none;
}

.rail-items {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.rail-item {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: flex-end;
}

.rail-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line-strong);
  transition: background var(--transition), box-shadow var(--transition);
}

.rail-idx {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: transparent;
  transition: color var(--transition);
}

.rail-item.active .rail-dot {
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.rail-item.active .rail-idx {
  color: var(--accent);
}

/* ============ HERO ============ */
.hero {
  position: relative;
  padding: clamp(40px, 7vw, 90px) 0 clamp(60px, 9vw, 120px);
}

.hero-status {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 40px);
  font-size: 0.78rem;
  color: var(--ink-3);
  margin-bottom: clamp(30px, 5vw, 60px);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.45;
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 60px);
  align-items: center;
}

.hero-greeting {
  color: var(--ink-2);
  font-family: var(--font-body);
  font-size: 1.15rem;
  letter-spacing: normal;
  margin-bottom: 16px;
}

.hero-name {
  font-family: var(--font-display);
  font-weight: 400;
  text-transform: uppercase;
  font-size: clamp(3.2rem, 17vw, 5rem);
  line-height: 0.92;
  letter-spacing: 0.005em;
  color: var(--ink);
  margin-bottom: 22px;
}

.hero-role {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}

.hero-desc {
  color: var(--ink-2);
  max-width: 56ch;
  margin-bottom: 12px;
  font-size: 1.02rem;
}

.hero-desc strong {
  color: var(--ink);
  font-weight: 700;
}

.hero-desc-label {
  color: var(--accent);
  font-size: 0.78rem;
  margin-right: 6px;
}

.hero-cta {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin: 30px 0 34px;
}

.btn {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 0.02em;
  padding: 13px 22px;
  border-radius: var(--radius);
  cursor: pointer;
  display: inline-block;
  text-align: center;
  width: auto;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--accent);
  box-shadow: 0 8px 24px var(--accent-soft);
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-outline {
  border: 1px solid var(--line-strong);
  color: var(--ink);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hero-social {
  display: flex;
  gap: 12px;
}

.hero-social a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink-2);
  transition: color var(--transition), border-color var(--transition);
}

.hero-social a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* hero console (machine window) */
.hero-console {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  max-width: 560px;
}

.console-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  font-size: 0.74rem;
  color: var(--ink-2);
  border-bottom: 1px solid var(--line);
}

.console-led {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.console-led .pulse-dot {
  width: 7px;
  height: 7px;
  box-shadow: none;
}

.console-screen img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.02);
}

.console-meta {
  border-top: 1px solid var(--line);
}

.meta-row {
  display: flex;
  gap: 14px;
  padding: 10px 16px;
  font-size: 0.86rem;
  border-bottom: 1px solid var(--line);
}

.meta-row:last-child {
  border-bottom: none;
}

.meta-row dt {
  color: var(--accent);
  min-width: 54px;
}

.meta-row dd {
  color: var(--ink-2);
}

/* ============ ABOUT ============ */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 60px);
  align-items: start;
}

.about-image {
  display: none;
}

.about-text {
  color: var(--ink-2);
  margin-bottom: 16px;
  font-size: 1.02rem;
}

.about-text b {
  color: var(--ink);
  font-weight: 700;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.about-cta {
  margin-top: 28px;
  padding: 14px 16px;
  border-left: 2px solid var(--accent);
  background: var(--accent-soft);
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.6;
}

.about-cta a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 650;
  transition: color var(--transition);
}

.about-cta a:hover,
.about-cta a:focus-visible {
  color: var(--ink);
  outline: none;
}

.about-cta a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.about-window {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.about-bar {
  display: flex;
  justify-content: space-between;
  padding: 10px 14px;
  font-size: 0.74rem;
  color: var(--ink-2);
  border-bottom: 1px solid var(--line);
}

.about-window img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.9);
}

/* ============ SKILLS ============ */
.skills-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.skill-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 24px 26px;
  transition: border-color var(--transition), transform var(--transition);
}

.skill-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.skill-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.skill-icon {
  color: var(--accent);
}

.skill-id,
.skill-key {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-3);
}

.skill-title {
  font-size: 1.05rem;
  font-weight: 650;
  margin-bottom: 14px;
  letter-spacing: 0.01em;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.skill-tags:last-child {
  margin-bottom: 0;
}

/* ============ PORTFOLIO ============ */
.portfolio-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
}

.project-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}

.project-image {
  border-bottom: 1px solid var(--line);
  background:
    repeating-linear-gradient(45deg, transparent, transparent 10px, var(--line) 10px, var(--line) 11px);
  min-height: 160px;
  display: grid;
  place-items: center;
  position: relative;
}

.project-image-placeholder {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-3);
  padding: 12px 16px;
  background: color-mix(in srgb, var(--page) 72%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  text-align: center;
}

.project-info {
  padding: 22px 24px 24px;
}

.project-id {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--accent);
}

.project-title {
  font-size: 1.35rem;
  font-weight: 650;
  margin: 8px 0 8px;
}

.project-desc {
  color: var(--ink-2);
  font-size: 0.96rem;
  margin-bottom: 16px;
}

.project-details {
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

.project-details-summary {
  padding: 10px 14px;
  font-size: 0.74rem;
  color: var(--ink-2);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: color var(--transition), background-color var(--transition);
}

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

.project-details-summary:hover,
.project-details-summary:focus-visible {
  color: var(--accent);
  background-color: var(--accent-soft);
}

.project-details[open] .project-details-summary {
  border-bottom: 1px solid var(--line);
  color: var(--accent);
}

.project-details-body {
  padding: 12px 14px;
  color: var(--ink-2);
  font-size: 0.86rem;
  line-height: 1.6;
}

.project-details-body p {
  margin: 0 0 8px;
}

.project-details-body p:last-child {
  margin-bottom: 0;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.project-links {
  display: flex;
  gap: 20px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 44px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-2);
  border-bottom: 1px solid transparent;
  padding-bottom: 3px;
  transition: color var(--transition), border-color var(--transition);
}

.project-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* Preview + badge */
.project-preview {
  position: relative;
  padding: 0;
  overflow: hidden;
  cursor: pointer;
  border-radius: var(--radius-sm);
  background: var(--surface);
}

.project-preview img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform var(--transition), filter var(--transition);
}

.project-preview:hover img,
.project-preview:focus-visible img {
  transform: scale(1.03);
  filter: brightness(1.04);
}

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

.preview-badge {
  position: absolute;
  right: 10px;
  bottom: 10px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  font-size: 0.72rem;
  color: var(--ink);
  background: color-mix(in srgb, var(--page) 82%, transparent);
  border: 1px solid color-mix(in srgb, var(--ink) 35%, transparent);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
  pointer-events: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.project-preview:hover .preview-badge,
.project-preview:focus-visible .preview-badge {
  color: var(--ink);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--page) 94%, transparent);
}

/* Modal gallery */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.project-modal[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--page) 94%, transparent);
  backdrop-filter: blur(8px);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 10;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: var(--ink-2);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.modal-close:hover,
.modal-close:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--surface-2);
}

.modal-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.modal-arrow:hover,
.modal-arrow:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--surface-2);
}

.modal-prev {
  left: 10px;
}

.modal-next {
  right: 10px;
}

.modal-carousel {
  position: relative;
  z-index: 5;
  width: min(92vw, 1100px);
  height: min(70vh, 760px);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.modal-track {
  display: flex;
  height: 100%;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.modal-track img {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 16px;
}

.modal-error {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
  color: var(--ink-2);
  font-size: 0.92rem;
  line-height: 1.6;
}

.modal-error.is-visible {
  display: flex;
}

.modal-counter {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  padding: 6px 12px;
  font-size: 0.78rem;
  color: var(--ink-2);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.modal-counter .current {
  color: var(--accent);
}

.modal-caption {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 56px;
  z-index: 10;
  width: min(92vw, 1100px);
  padding: 12px 16px;
  font-size: 0.78rem;
  line-height: 1.55;
  color: var(--ink-2);
  text-align: center;
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
}

/* ============ EXPERIENCE ============ */
.timeline {
  position: relative;
  max-width: 820px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--line);
}

.timeline-item {
  position: relative;
  padding-left: 20px;
  padding-bottom: 44px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--page);
  border: 2px solid var(--accent);
  border-radius: 50%;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  margin-bottom: 8px;
}

.timeline-date {
  color: var(--accent);
  font-size: 0.82rem;
}

.timeline-idx {
  color: var(--ink-3);
  font-size: 0.74rem;
}

.timeline-role {
  font-size: 1.22rem;
  font-weight: 650;
}

.timeline-company {
  color: var(--ink-2);
  font-size: 0.86rem;
  margin: 4px 0 10px;
}

.timeline-desc {
  color: var(--ink-2);
  margin-bottom: 16px;
  font-size: 0.98rem;
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ============ CONTACT ============ */
.contact-info {
  display: grid;
  gap: 14px;
  max-width: 820px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 20px 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.contact-item:hover {
  border-color: var(--line-strong);
}

.contact-icon {
  color: var(--accent);
  margin-top: 2px;
  flex: 0 0 auto;
}

.contact-item>div:last-child {
  min-width: 0;
}

.contact-item h3 {
  font-size: 0.78rem;
  color: var(--accent);
  margin-bottom: 4px;
}

.contact-item p {
  color: var(--ink-2);
  overflow-wrap: anywhere;
}

.contact-item p a:hover {
  color: var(--accent);
}

/* ============ FOOTER ============ */
.footer {
  border-top: 1px solid var(--line);
  padding: 50px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  margin-bottom: 40px;
}

.footer-logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
}

.footer-logo span {
  color: var(--accent);
  font-weight: 400;
}

.footer-tagline {
  color: var(--ink-2);
  margin-top: 8px;
  font-size: 0.9rem;
}

.footer-links h4,
.footer-social h4 {
  color: var(--accent);
  font-size: 0.8rem;
  margin-bottom: 12px;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: var(--ink-2);
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-social-links {
  display: flex;
  gap: 10px;
}

.footer-social-links a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  color: var(--ink-2);
  border-radius: var(--radius);
}

.footer-social-links a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.footer-bottom p {
  color: var(--ink-3);
  font-size: 0.84rem;
}

/* ============ REVEAL ============ */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.active {
  opacity: 1;
  transform: none;
}

/* Focus visibility */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Modal responsive */
@media (min-width: 561px) {
  .modal-carousel {
    width: min(86vw, 1100px);
    height: min(76vh, 760px);
  }

  .modal-caption {
    width: min(86vw, 1100px);
  }

  .modal-prev {
    left: 18px;
  }

  .modal-next {
    right: 18px;
  }

  .modal-arrow {
    width: 50px;
    height: 50px;
  }

  .modal-close {
    top: 18px;
    right: 18px;
  }
}

/* small tablet */
@media (min-width: 640px) {
  .skills-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* tablet */
@media (min-width: 768px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .timeline-head {
    flex-direction: row;
    justify-content: space-between;
    align-items: baseline;
    gap: 8px;
  }

  .hero-name {
    font-size: clamp(4.5rem, 13vw, 10rem);
  }
}

@media (min-width: 981px) {
  .modal-carousel {
    width: min(80vw, 1200px);
    height: min(80vh, 820px);
  }

  .modal-caption {
    width: min(80vw, 1200px);
  }

  .modal-prev {
    left: 26px;
  }

  .modal-next {
    right: 26px;
  }
}

/* desktop */
@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr);
  }

  .hero-identity {
    order: -1;
  }

  .hero-console {
    max-width: none;
  }

  .about-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.8fr);
  }

  .about-image {
    display: block;
  }

  .skills-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .nav-links {
    position: static;
    flex-direction: row;
    gap: clamp(8px, 2vw, 26px);
    padding: 0;
    background: none;
    border-bottom: 0;
    box-shadow: none;
    transform: none;
    visibility: visible;
  }

  .nav-link {
    font-size: 0.78rem;
    padding: 8px 2px;
    border-bottom: 2px solid transparent;
  }

  .nav-link.active {
    border-bottom-color: var(--accent);
  }

  .hamburger {
    display: none;
  }

  .rail {
    display: block;
  }

  .timeline-item {
    padding-left: clamp(28px, 4vw, 46px);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}