/* style.css */
:root {
  --bg: #0b1220;
  --bg2: #0f172a;
  --panel: rgba(255, 255, 255, .04);
  --panel2: rgba(255, 255, 255, .06);
  --stroke: rgba(148, 163, 184, .16);
  --stroke2: rgba(148, 163, 184, .22);
  --text: #e5e7eb;
  --muted: #a3aab8;
  --muted2: #8a93a3;
  --blue: #1d4ed8;
  --blue2: #0ea5e9;
  --focus: rgba(14, 165, 233, .6);
  --shadow: 0 12px 36px rgba(0, 0, 0, .35);
  --radius: 18px;
  --radius2: 24px;
  --max: 1120px;
  --ease: cubic-bezier(.2, .8, .2, 1);
  --font: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

* {
  box-sizing: border-box
}

html {
  scroll-behavior: smooth
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: radial-gradient(900px 500px at 12% 10%, rgba(29, 78, 216, .22), transparent 55%),
    radial-gradient(700px 420px at 90% 18%, rgba(14, 165, 233, .12), transparent 60%),
    radial-gradient(500px 360px at 50% 85%, rgba(29, 78, 216, .10), transparent 55%),
    linear-gradient(180deg, var(--bg), var(--bg2));
  min-height: 100vh;
  line-height: 1.55;
}

/* Accessibility */
.skip {
  position: absolute;
  left: 16px;
  top: 12px;
  transform: translateY(-200%);
  background: rgba(15, 23, 42, .92);
  border: 1px solid var(--stroke);
  border-radius: 12px;
  padding: 10px 12px;
  color: var(--text);
  text-decoration: none;
  z-index: 9999;
}

.skip:focus {
  transform: translateY(0);
  outline: 2px solid var(--focus)
}

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

.bg-grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='.08'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
  opacity: .55;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 18px
}

.section {
  padding: 86px 0
}

.section__header {
  margin-bottom: 22px
}

.section__title {
  font-size: clamp(26px, 2.2vw, 34px);
  letter-spacing: -.02em;
  margin: 0 0 6px
}

.section__subtitle {
  margin: 0;
  color: var(--muted);
  max-width: 70ch
}

.muted {
  color: var(--muted)
}

.small {
  font-size: 13px
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(11, 18, 32, .68);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(148, 163, 184, .10);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text)
}

.brand__mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(29, 78, 216, .35), rgba(14, 165, 233, .20));
  border: 1px solid rgba(148, 163, 184, .18);
  box-shadow: 0 10px 20px rgba(0, 0, 0, .25);
  font-weight: 700;
}

.brand__text {
  font-weight: 600;
  letter-spacing: -.01em
}

.nav {
  display: flex;
  align-items: center
}

.nav__toggle {
  display: none;
  border: 1px solid var(--stroke);
  background: var(--panel);
  color: var(--text);
  border-radius: 14px;
  padding: 10px;
  cursor: pointer
}

.nav__toggleLine {
  display: block;
  width: 18px;
  height: 2px;
  background: rgba(229, 231, 235, .8);
  margin: 4px 0;
  border-radius: 999px
}

.nav__links {
  display: flex;
  gap: 14px;
  align-items: center
}

.nav__link {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  padding: 10px 10px;
  border-radius: 12px;
  transition: background .22s var(--ease), color .22s var(--ease);
}

.nav__link:hover {
  background: rgba(255, 255, 255, .04);
  color: var(--text)
}

.nav__link.is-active {
  color: var(--text);
  background: rgba(29, 78, 216, .12);
  border: 1px solid rgba(29, 78, 216, .18)
}

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

.lang {
  display: flex;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--stroke);
  border-radius: 14px;
  background: rgba(255, 255, 255, .03)
}

.lang__btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 12px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.lang__btn[aria-pressed="true"] {
  background: rgba(255, 255, 255, .06);
  color: var(--text)
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  text-decoration: none;
  color: var(--text);
  background: rgba(255, 255, 255, .03);
  transition: transform .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
  cursor: pointer;
  font-weight: 600;
}

.btn:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, .05);
  border-color: rgba(148, 163, 184, .26)
}

.btn:active {
  transform: translateY(0px)
}

.btn--primary {
  background: linear-gradient(135deg, rgba(29, 78, 216, .90), rgba(14, 165, 233, .70));
  border-color: rgba(56, 189, 248, .35);
  box-shadow: 0 16px 34px rgba(29, 78, 216, .20);
}

.btn--primary:hover {
  background: linear-gradient(135deg, rgba(29, 78, 216, .95), rgba(14, 165, 233, .78))
}

.btn--ghost {
  background: rgba(255, 255, 255, .02)
}

.btn--tiny {
  padding: 8px 10px;
  border-radius: 12px;
  font-size: 13px
}

/* Hero */
.hero {
  padding-top: 70px
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.4fr .9fr;
  gap: 22px;
  align-items: start
}

.eyebrow {
  color: var(--muted2);
  font-size: 13px;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin: 0 0 10px
}

.hero__title {
  margin: 0 0 14px;
  font-size: clamp(34px, 3.6vw, 52px);
  line-height: 1.08;
  letter-spacing: -.03em
}

.hero__titleAccent {
  display: block;
  background: linear-gradient(90deg, rgba(29, 78, 216, 1), rgba(14, 165, 233, 1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent
}

.hero__titleName {
  display: block;
  margin-top: 10px;
  font-size: clamp(16px, 1.5vw, 18px);
  color: var(--muted)
}

.name {
  color: var(--text)
}

.hero__lead {
  max-width: 70ch;
  color: var(--muted);
  margin: 0 0 18px
}

.hero__ctas {
  display: flex;
  gap: 10px;
  flex-wrap: wrap
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 22px 0 0;
  padding: 0
}

.stat {
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: 0 10px 26px rgba(0, 0, 0, .18)
}

.stat dt {
  font-weight: 700;
  font-size: 13px;
  color: var(--text);
  margin: 0 0 6px
}

.stat dd {
  margin: 0;
  color: var(--muted);
  font-size: 13px
}

/* Panel */
.panel {
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--stroke);
  border-radius: var(--radius2);
  overflow: hidden;
  box-shadow: var(--shadow)
}

.panel__top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(148, 163, 184, .12);
  background: rgba(255, 255, 255, .02)
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  display: inline-block
}

.dot--red {
  background: #ef4444
}

.dot--yellow {
  background: #f59e0b
}

.dot--green {
  background: #22c55e
}

.panel__title {
  margin-left: 6px;
  font-size: 13px;
  color: var(--muted)
}

.panel__body {
  padding: 14px
}

.panel__line {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 14px
}

.panel__label {
  display: inline-block;
  width: 62px;
  color: var(--muted2)
}

.panel__note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px
}

.panel__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px
}

.chip {
  font-size: 12px;
  color: rgba(229, 231, 235, .9);
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, .16);
  background: rgba(255, 255, 255, .03)
}

.divider {
  height: 1px;
  background: rgba(148, 163, 184, .12);
  margin: 14px 0
}

/* About */
.about {
  display: grid;
  grid-template-columns: .9fr 1.5fr;
  gap: 22px;
  align-items: start
}

.about__avatar {
  position: sticky;
  top: 92px
}

.avatar {
  width: 100%;
  height: auto
}

.avatar__caption {
  margin-top: 10px
}

.bullets {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--muted)
}

.bullets li {
  margin: 8px 0
}

.callout {
  margin-top: 18px;
  padding: 18px;
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--stroke);
  border-radius: var(--radius2)
}

.callout__title {
  margin: 0 0 12px;
  font-size: 18px
}

.callout__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px
}

.callout__item {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, .02);
  border: 1px solid rgba(148, 163, 184, .12)
}

.callout__item h4 {
  margin: 0 0 6px;
  font-size: 14px
}

.callout__item p {
  margin: 0;
  color: var(--muted);
  font-size: 13px
}

/* Cards */
.card {
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--stroke);
  border-radius: var(--radius2);
  padding: 18px;
  box-shadow: 0 14px 30px rgba(0, 0, 0, .22)
}

.card__title {
  margin: 0 0 12px;
  font-size: 18px
}

/* Skills */
.skills {
  display: grid;
  grid-template-columns: 1.3fr .9fr;
  gap: 16px
}

.skills__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px
}

.meters {
  display: grid;
  gap: 12px
}

.meter__row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted)
}

.meter__pct {
  color: var(--muted2);
  font-variant-numeric: tabular-nums
}

.meter__bar {
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(148, 163, 184, .14);
  overflow: hidden
}

.meter__bar span {
  display: block;
  height: 100%;
  width: var(--w);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(29, 78, 216, .85), rgba(14, 165, 233, .75));
  box-shadow: 0 0 18px rgba(14, 165, 233, .25)
}

.stack {
  align-self: start
}

.stack__title {
  margin: 0 0 12px;
  font-size: 18px
}

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

.tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, .14);
  background: rgba(255, 255, 255, .02);
  color: var(--muted);
  font-size: 12px
}

/* Projects */
.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 16px 0 14px
}

.filter {
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, .02);
  color: var(--muted);
  border-radius: 999px;
  padding: 10px 12px;
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  transition: background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
}

.filter:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, .04);
  color: var(--text)
}

.filter.is-active {
  background: rgba(29, 78, 216, .14);
  color: var(--text);
  border-color: rgba(29, 78, 216, .28)
}

.projects {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px
}

.p-card {
  position: relative;
  padding: 18px;
  border-radius: var(--radius2);
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--stroke);
  box-shadow: 0 16px 34px rgba(0, 0, 0, .22);
  overflow: hidden;
}

.p-card::before {
  content: "";
  position: absolute;
  inset: -40% -20%;
  background: radial-gradient(closest-side, rgba(14, 165, 233, .18), transparent 65%);
  transform: translate3d(0, 0, 0);
  opacity: .65;
  pointer-events: none;
}

.p-card>* {
  position: relative
}

.p-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px
}

.p-title {
  margin: 0;
  font-size: 16px;
  letter-spacing: -.01em
}

.p-type {
  font-size: 12px;
  color: var(--muted2);
  border: 1px solid rgba(148, 163, 184, .14);
  background: rgba(255, 255, 255, .02);
  border-radius: 999px;
  padding: 6px 10px
}

.p-desc {
  margin: 10px 0 14px;
  color: var(--muted);
  font-size: 13px
}

.p-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px
}

.p-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap
}

.link {
  color: rgba(226, 232, 240, .92);
  text-decoration: none;
  border-bottom: 1px dashed rgba(148, 163, 184, .35);
  padding-bottom: 2px
}

.link:hover {
  color: var(--text);
  border-bottom-color: rgba(14, 165, 233, .65)
}

/* Timeline */
.timeline {
  display: grid;
  gap: 14px;
  position: relative
}

.t-item {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 12px;
  align-items: start
}

.t-dot {
  width: 12px;
  height: 12px;
  margin-top: 14px;
  border-radius: 999px;
  background: rgba(14, 165, 233, .9);
  box-shadow: 0 0 0 8px rgba(14, 165, 233, .10)
}

.t-card {
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--stroke);
  border-radius: var(--radius2);
  padding: 16px
}

.t-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: baseline
}

.t-title {
  margin: 0;
  font-size: 16px
}

.t-time {
  color: var(--muted2);
  font-size: 13px
}

.t-text {
  margin: 8px 0 0;
  color: var(--muted)
}

.t-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px
}

/* Contact */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px
}

.contact__card {
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--stroke);
  border-radius: var(--radius2);
  padding: 18px
}

.contact__title {
  margin: 0 0 12px;
  font-size: 18px
}

.contact__row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(148, 163, 184, .10)
}

.contact__row:last-child {
  border-bottom: 0
}

.contact__label {
  color: var(--muted2);
  font-size: 13px
}

.contact__value {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end
}

.steps {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted)
}

.steps li {
  margin: 8px 0
}

.mini-cta {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap
}

.hint {
  margin-top: 14px;
  padding: 14px;
  border-radius: 18px;
  background: rgba(29, 78, 216, .10);
  border: 1px solid rgba(29, 78, 216, .20)
}

.hint__text {
  margin: 0;
  color: rgba(226, 232, 240, .92);
  font-size: 13px
}

/* Footer */
.footer {
  padding: 26px 0 34px;
  border-top: 1px solid rgba(148, 163, 184, .10)
}

.footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap
}

.footer__brand {
  margin: 0 0 6px;
  font-weight: 700
}

.footer__links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap
}

.footer__link {
  color: var(--muted);
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 12px
}

.footer__link:hover {
  background: rgba(255, 255, 255, .04);
  color: var(--text)
}

/* Reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}

.revealed {
  opacity: 1;
  transform: none
}

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%) translateY(24px);
  background: rgba(15, 23, 42, .92);
  border: 1px solid rgba(148, 163, 184, .18);
  border-radius: 16px;
  padding: 12px 14px;
  color: var(--text);
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s var(--ease), transform .25s var(--ease);
  z-index: 2000;
  font-size: 13px;
}

.toast.is-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0)
}

/* Responsive */
@media (max-width: 980px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }

  .about {
    grid-template-columns: 1fr
  }

  .about__avatar {
    position: relative;
    top: auto
  }

  .skills {
    grid-template-columns: 1fr
  }

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

  .contact {
    grid-template-columns: 1fr
  }

  .stats {
    grid-template-columns: 1fr
  }
}

@media (max-width: 740px) {
  .section {
    padding: 72px 0
  }

  .nav__toggle {
    display: inline-flex
  }

  .nav__links {
    position: absolute;
    left: 18px;
    right: 18px;
    top: 64px;
    display: none;
    flex-direction: column;
    padding: 10px;
    background: rgba(11, 18, 32, .92);
    border: 1px solid rgba(148, 163, 184, .14);
    border-radius: 16px;
    box-shadow: var(--shadow);
  }

  .nav__links.is-open {
    display: flex
  }

  .header__actions {
    gap: 8px
  }

  .projects {
    grid-template-columns: 1fr
  }

  .callout__grid {
    grid-template-columns: 1fr
  }
}

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

  * {
    transition: none !important;
    animation: none !important
  }
}

/* ===== Avatar premium (photo) ===== */
.avatarCard--photo {
  position: relative;
  overflow: hidden;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.03);
  transform-style: preserve-3d;
  will-change: transform;
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(148, 163, 184, 0.14) inset;
}

.avatarPhoto {
  width: 100%;
  height: auto;
  display: block;
  transform: translateZ(18px) scale(1.02);
  filter: contrast(1.05) saturate(1.08);
  user-select: none;
  pointer-events: none;
}

.avatarShine {
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(circle at 30% 20%, rgba(29, 78, 216, 0.28), transparent 55%),
    radial-gradient(circle at 70% 80%, rgba(14, 165, 233, 0.14), transparent 55%),
    linear-gradient(120deg, rgba(255, 255, 255, 0.06), transparent 40%);
  filter: blur(12px);
  opacity: 0.9;
  transform: translateZ(6px);
  pointer-events: none;
  mix-blend-mode: screen;
}

.avatarCard.is-following {
  transition: transform 80ms linear;
}

.avatarCard:not(.is-following) {
  transition: transform 450ms ease;
}

@media (prefers-reduced-motion: reduce) {
  .avatarCard {
    transition: none !important;
  }
}