/*
 * Компоненты сайта поверх ядра (core.css).
 * Ни одного числа «на глаз»: все размеры и цвета идут из переменных ядра.
 */

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
  overflow-x: hidden;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  overflow-x: hidden;
  background-color: #07090E;
  background-image:
    radial-gradient(1200px circle at 50% -15%, rgba(89, 214, 192, 0.12), transparent 60%),
    radial-gradient(900px circle at 95% 15%, rgba(108, 140, 255, 0.08), transparent 50%),
    radial-gradient(800px circle at 5% 50%, rgba(176, 108, 255, 0.07), transparent 50%);
  background-attachment: fixed;
  background-repeat: no-repeat;
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: var(--body-rg);
  line-height: var(--lh-body);
  letter-spacing: var(--tracking);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main { flex: 1; }
a { color: inherit; }

.wrap { padding-inline: var(--grid-margin); max-width: 106rem; margin-inline: auto; width: 100%; }
.rule { border-top: var(--border) solid var(--line); }

/* ── Рубрика в скобках ────────────────────────────────────────────────── */
.rubric {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--label);
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--fg-faint);
}
.rubric::before { content: "[ "; }
.rubric::after { content: " ]"; }

/* ── Шапка ────────────────────────────────────────────────────────────── */
nav.top {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  width: 100%;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(7, 9, 14, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0;
  box-sizing: border-box;
}
body { padding-top: 64px; }
.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  position: relative;
  width: 100%;
}
.brand-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: nowrap;
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 0;
}
a.brand {
  text-decoration: none;
  font-size: 1.15rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
  white-space: nowrap;
}
.brand-name {
  color: #FFFFFF;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.brand-role {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.45);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  white-space: nowrap;
  flex-shrink: 0;
}
.nav-resident-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: #34D399;
  background: rgba(52, 211, 153, 0.08);
  border: 1px solid rgba(52, 211, 153, 0.22);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  box-shadow: 0 0 12px rgba(52, 211, 153, 0.1);
  white-space: nowrap;
  flex-shrink: 0;
}
@media (max-width: 58rem) {
  .nav-resident-badge {
    display: none;
  }
}
@media (max-width: 36rem) {
  .brand-role {
    display: none;
  }
}
.pulse-beacon {
  width: 6.5px;
  height: 6.5px;
  border-radius: 50%;
  background: #34D399;
  box-shadow: 0 0 8px #34D399;
  display: inline-block;
  position: relative;
}
.pulse-beacon::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1.5px solid #34D399;
  animation: beacon-ping 2.2s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes beacon-ping {
  0% { transform: scale(0.6); opacity: 0.9; }
  75%, 100% { transform: scale(2.4); opacity: 0; }
}
.links { display: flex; gap: var(--space-md); align-items: center; }
#stack, #projects, #contact { scroll-margin-top: 5rem; }
.links a { color: var(--fg-muted); text-decoration: none; font-size: var(--body-sm); }
.links a.active { color: var(--fg); }
.links a.hire {
  color: #07090E;
  background: rgb(var(--signal));
  padding: 0.45rem 1rem;
  border-radius: var(--radius-pill);
  font-weight: 500;
  box-shadow: 0 0 16px rgba(89, 214, 192, 0.25);
  transition: all 0.2s ease;
}
.links a.hire:hover {
  box-shadow: 0 0 22px rgba(89, 214, 192, 0.45);
}

nav.top.on-light { color: rgb(var(--dark)); }
nav.top.on-light .brand { color: rgb(var(--dark)); }
nav.top.on-light .links a { color: rgb(var(--dark) / .62); }
nav.top.on-light .links a.active { color: rgb(var(--dark)); }
nav.top.on-light .links a.hire { color: rgb(var(--dark)); font-weight: 500; }
nav.top.on-light.is-compact { background: rgb(var(--off-white) / .84); }

.menu-btn {
  display: none;
  background: none;
  border: var(--border) solid var(--line);
  border-radius: var(--radius-sm);
  color: inherit;
  font: inherit;
  font-size: var(--body-sm);
  padding: .4rem .7rem;
  cursor: pointer;
}

@media (max-width: 40rem) {
  .menu-btn { display: block; }
  .links {
    position: absolute;
    inset: calc(100% + var(--space-2xs)) 0 auto auto;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
    background: var(--bg-deep);
    border: var(--border) solid var(--line);
    border-radius: var(--radius-sm);
    padding: var(--space-md);
    min-width: 12rem;
    display: none;
  }
  .links.is-open { display: flex; }
}

/* ── Заголовки и текст ────────────────────────────────────────────────── */
h1 {
  font-size: var(--display-lg);
  line-height: var(--lh-display);
  letter-spacing: var(--tracking);
  font-weight: 700;
  margin: var(--space-md) 0 0;
  max-width: 20ch;
}
h2 {
  font-size: var(--display-sm);
  line-height: var(--lh-display);
  letter-spacing: var(--tracking);
  font-weight: 700;
  margin: var(--space-xs) 0 0;
  max-width: 22ch;
}
h3 { font-size: var(--body-md); font-weight: 500; line-height: var(--lh-tight); margin: 0; }

.lead { font-size: var(--body-lg); line-height: var(--lh-tight); color: var(--fg-muted); max-width: 46ch; margin-top: var(--space-md); }
.prose p { color: var(--fg-muted); max-width: 62ch; margin: 0 0 var(--space-sm); }
.prose a { color: rgb(var(--signal)); }

/* ── Числа ────────────────────────────────────────────────────────────── */
.stats { display: flex; flex-wrap: wrap; gap: var(--space-lg); margin-top: var(--space-lg); }
.stats > div { display: flex; flex-direction: column; gap: var(--space-3xs); }
.stats b { font-size: var(--body-lg); font-weight: 500; font-variant-numeric: tabular-nums; }
.stats span { font-family: var(--font-mono); font-size: var(--label); color: var(--fg-faint); max-width: 24ch; }

/* ── Секции ───────────────────────────────────────────────────────────── */
section { padding-block: var(--section-sm) 0; }
.section-head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-md); margin-bottom: var(--space-md); }
.section-head a { color: var(--fg-faint); text-decoration: none; font-family: var(--font-mono); font-size: var(--label); }
.section-head a:hover { color: rgb(var(--signal)); }

/* ── Индекс работ ─────────────────────────────────────────────────────── */
.index a {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--space-md);
  align-items: baseline;
  padding-block: var(--space-sm);
  border-top: var(--border) solid var(--line);
  text-decoration: none;
  transition: color var(--dur-micro) var(--ease-out), padding-left var(--dur-micro) var(--ease-out);
}
.index a:hover, .index a:focus-visible { color: rgb(var(--signal)); padding-left: var(--space-2xs); }
.index .type, .index .year { font-family: var(--font-mono); font-size: var(--label); color: var(--fg-faint); }
.index .year { font-variant-numeric: tabular-nums; }

@media (max-width: 40rem) {
  .index a { grid-template-columns: 1fr auto; gap: var(--space-3xs) var(--space-2xs); }
  .index .type { grid-column: 1; grid-row: 2; }
}

/* ── Карточки ─────────────────────────────────────────────────────────── */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: var(--space-sm); }
.card {
  border: var(--border) solid var(--line);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: border-color var(--dur-micro) var(--ease-out), transform var(--dur-micro) var(--ease-out);
}
.card:hover { border-color: var(--line-strong); }
.card .no { font-family: var(--font-mono); font-size: var(--label); color: var(--fg-faint); margin-bottom: var(--space-2xs); }
.card p { color: var(--fg-muted); font-size: var(--body-sm); margin: var(--space-2xs) 0 0; }
.card .meta { font-family: var(--font-mono); font-size: var(--label); color: rgb(var(--signal)); margin-top: auto; padding-top: var(--space-sm); }
.chips { display: flex; flex-wrap: wrap; gap: var(--space-3xs); margin-top: var(--space-sm); }
.chip {
  font-family: var(--font-mono);
  font-size: var(--label);
  color: var(--fg-muted);
  border: var(--border) solid var(--line);
  border-radius: var(--radius-pill);
  padding: .25rem .6rem;
}

/* ── Кнопки ───────────────────────────────────────────────────────────── */
.cta, .ghost {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: var(--body-sm);
  font-weight: 500;
  padding: .75rem 1.25rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: transform var(--dur-micro) var(--ease-out), opacity var(--dur-micro) var(--ease-out);
}
.cta { background: rgb(var(--signal)); color: rgb(var(--dark)); }
.ghost { border: var(--border) solid var(--line-strong); color: var(--fg); }
.actions { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-lg); }

/* ── Фильтры ──────────────────────────────────────────────────────────── */
.filters { display: flex; flex-wrap: wrap; gap: var(--space-2xs); margin: var(--space-md) 0 var(--space-sm); }
.filter {
  background: none;
  border: var(--border) solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--fg-muted);
  font: inherit;
  font-size: var(--body-sm);
  padding: .4rem .9rem;
  cursor: pointer;
  transition: color var(--dur-micro) var(--ease-out), border-color var(--dur-micro) var(--ease-out);
}
.filter:hover { color: var(--fg); border-color: var(--line-strong); }
.filter.active { color: rgb(var(--dark)); background: rgb(var(--signal)); border-color: rgb(var(--signal)); }

/* ── Линия опыта ──────────────────────────────────────────────────────── */
.timeline { margin-top: var(--space-lg); }
.tl {
  position: relative;
  padding: 0 0 var(--space-lg) var(--space-lg);
  border-left: var(--border) solid var(--line);
}
.tl:last-child { padding-bottom: 0; }
.tl::before {
  content: "";
  position: absolute;
  left: -4px;
  top: .5rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgb(var(--signal));
}
.tl .when { font-family: var(--font-mono); font-size: var(--label); color: var(--fg-faint); }
.tl h3 { margin-top: var(--space-3xs); }
.tl .org { color: var(--fg-muted); font-size: var(--body-sm); margin-top: var(--space-3xs); }
.tl ul { margin: var(--space-sm) 0 0; padding-left: 1.1rem; color: var(--fg-muted); font-size: var(--body-sm); }
.tl li { margin-bottom: var(--space-3xs); }

/* ── Заглушки под медиа ───────────────────────────────────────────────── */
.slot {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-3xs);
  min-height: 14rem;
  padding: var(--space-md);
  border: var(--border) dashed var(--line-strong);
  border-radius: var(--radius-sm);
  color: var(--fg-faint);
  font-family: var(--font-mono);
  font-size: var(--label);
}
.cover img { width: 100%; height: auto; border-radius: var(--radius-sm); display: block; }

/* ── Две колонки ──────────────────────────────────────────────────────── */
.split { display: grid; grid-template-columns: 1.3fr .7fr; gap: var(--space-xl); align-items: start; }
@media (max-width: 52rem) { .split { grid-template-columns: 1fr; } }

/* ── Подвал ───────────────────────────────────────────────────────────── */
footer { padding-block: var(--section-sm); margin-top: var(--section-sm); }
.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: var(--border) solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--label);
  color: var(--fg-faint);
}
.footer-inner a { text-decoration: none; }
.footer-inner a:hover { color: rgb(var(--signal)); }

.empty { color: var(--fg-faint); font-family: var(--font-mono); font-size: var(--body-sm); }

/* Атрибут hidden на строке индекса: без этого правила display:grid из
   .index a перебивает браузерное [hidden]{display:none} и фильтр
   помечает строки скрытыми, а они остаются на экране. */
.index a[hidden] { display: none; }

/* ── Новая витрина проектов (сфокусированная карточная сетка) ───────── */
.portfolio-hero {
  padding-top: calc(var(--space-lg) + 1.25rem);
  padding-bottom: var(--space-sm);
  text-align: left;
}

/* ── Refero Style Hero Status Pill ────────────────────────────────────── */
.hero-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.12), 0 8px 24px -6px rgba(0, 0, 0, 0.5);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #FFFFFF;
  margin-bottom: var(--space-xs);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.hero-status-pill:hover {
  border-color: rgba(52, 211, 153, 0.4);
  transform: translateY(-1px);
}
.pill-text {
  font-weight: 600;
  color: #34D399;
}
.pill-sep {
  color: rgba(255, 255, 255, 0.25);
}
.pill-sub {
  color: rgba(255, 255, 255, 0.65);
}

/* ── Дисплейный заголовок с титановым Skywash градиентом ─────────────── */
.hero-title {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: var(--space-3xs) 0 0;
  background: linear-gradient(180deg, #FFFFFF 25%, #C2CCE0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.portfolio-hero .lead {
  font-size: var(--body-rg);
  color: #8C93A4;
  max-width: 62ch;
  margin-top: var(--space-xs);
  line-height: var(--lh-tight);
}

/* ── Витрина стека технологий (Refero Style) ────────────────────────── */
.tech-stack-section {
  margin-top: 2.2rem;
  margin-bottom: 2.5rem;
}

.tech-stack-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.tech-stack-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #7B8292;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
  width: 100%;
}

@media (max-width: 76rem) {
  .tech-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 48rem) {
  .tech-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.6rem;
  }
}

@media (max-width: 32rem) {
  .tech-grid {
    grid-template-columns: 1fr;
  }
}

.tech-card {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 0.95rem;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: hidden;
  cursor: default;
  transition: border-color 0.25s ease, background-color 0.25s ease, transform 0.25s ease;
  will-change: transform;
  min-width: 0;
}

.tech-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
}

.tech-icon-wrap {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: rgba(255, 255, 255, 0.75);
  transition: all 0.25s ease;
}

.tech-card:hover .tech-icon-wrap {
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.25);
}

/* Фирменные подсветки иконок при наведении */
.tech-card[data-tech="claude"]:hover .tech-icon-wrap { color: #D97706; background: rgba(217, 119, 6, 0.14); border-color: rgba(217, 119, 6, 0.35); }
.tech-card[data-tech="openai"]:hover .tech-icon-wrap { color: #10A37F; background: rgba(16, 163, 127, 0.14); border-color: rgba(16, 163, 127, 0.35); }
.tech-card[data-tech="n8n"]:hover .tech-icon-wrap { color: #EA4B71; background: rgba(234, 75, 113, 0.14); border-color: rgba(234, 75, 113, 0.35); }
.tech-card[data-tech="docker"]:hover .tech-icon-wrap { color: #2496ED; background: rgba(36, 150, 237, 0.14); border-color: rgba(36, 150, 237, 0.35); }
.tech-card[data-tech="python"]:hover .tech-icon-wrap { color: #3776AB; background: rgba(55, 118, 171, 0.14); border-color: rgba(55, 118, 171, 0.35); }
.tech-card[data-tech="fastapi"]:hover .tech-icon-wrap { color: #009688; background: rgba(0, 150, 136, 0.14); border-color: rgba(0, 150, 136, 0.35); }
.tech-card[data-tech="figma"]:hover .tech-icon-wrap { color: #F24E1E; background: rgba(242, 78, 30, 0.14); border-color: rgba(242, 78, 30, 0.35); }
.tech-card[data-tech="blender"]:hover .tech-icon-wrap { color: #E87D0D; background: rgba(232, 125, 13, 0.14); border-color: rgba(232, 125, 13, 0.35); }
.tech-card[data-tech="postgresql"]:hover .tech-icon-wrap { color: #4169E1; background: rgba(65, 105, 225, 0.14); border-color: rgba(65, 105, 225, 0.35); }
.tech-card[data-tech="telegram"]:hover .tech-icon-wrap { color: #2AABEE; background: rgba(42, 171, 238, 0.14); border-color: rgba(42, 171, 238, 0.35); }

.tech-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.tech-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tech-desc {
  font-size: 0.72rem;
  color: #8C93A4;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

/* ── Секция проектов ────────────────────────────────────────────────── */
.projects-section {
  padding-bottom: var(--section-md);
}

.projects-section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.section-title-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
}

.section-heading {
  font-size: 1.6rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.01em;
  margin: 0;
}

.projects-count {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: rgb(var(--signal));
  background: rgba(89, 214, 192, 0.1);
  border: 1px solid rgba(89, 214, 192, 0.25);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.section-sub {
  font-size: 0.88rem;
  color: #7B8292;
  margin: 0;
}

@media (max-width: 48rem) {
  .projects-section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
  }
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 76rem) { /* ~1216px */
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
}

@media (max-width: 48rem) { /* ~768px */
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
}

/* ── Карточка проекта с Cursor Spotlight и Glass Inset Hairline ─────── */
.project-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  border-radius: 28px;
  background: #11131B;
  border: 1px solid rgba(255, 255, 255, 0.07);
  padding: 10px;
  overflow: hidden;
  position: relative;
  box-shadow: 
    inset 0 1px 1px rgba(216, 236, 248, 0.14),
    inset 0 0 0 1px rgba(255, 255, 255, 0.04),
    0 18px 42px -12px rgba(0, 0, 0, 0.6);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.25s ease;
  will-change: transform;
  backface-visibility: hidden;
  transform: translateZ(0);
}

.project-card:hover {
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 
    inset 0 1px 1px rgba(216, 236, 248, 0.25),
    0 24px 48px -12px rgba(0, 0, 0, 0.75), 
    0 0 32px -8px rgba(89, 214, 192, 0.22);
}

/* Динамический Spotlight контур за курсором (Linear / Refero) */
.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 28px;
  padding: 1.5px;
  background: radial-gradient(
    420px circle at var(--mouse-x, -200px) var(--mouse-y, -200px),
    rgba(89, 214, 192, 0.55),
    rgba(108, 140, 255, 0.2) 35%,
    transparent 70%
  );
  -webkit-mask: 
    linear-gradient(#fff 0 0) content-box, 
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 3;
}

.project-card:hover::before {
  opacity: 1;
}

/* Каскадная анимация появления при переключении фильтров */
.card-animate-in {
  animation: cardIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}
@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.project-cover-frame {
  width: 100%;
  border-radius: 20px;
  overflow: hidden;
  background: #0D0F15;
  position: relative;
}

.project-cover {
  width: 100%;
  aspect-ratio: 16 / 10;
  position: relative;
  overflow: hidden;
}

.project-cover img,
.project-cover video,
.project-cover svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}


/* Контентная часть под картинкой */
.project-content {
  padding: 1.25rem 0.75rem 0.6rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 0.5rem;
}

.project-title {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.2;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color: #FFFFFF;
  margin: 0;
  flex: 1;
  letter-spacing: -0.01em;
  transition: color 0.2s ease;
}

.project-card:hover .project-title {
  color: rgb(var(--signal));
}

/* Круглая кнопка со стрелкой */
.project-arrow-badge {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  flex-shrink: 0;
  transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}

.project-card:hover .project-arrow-badge {
  background: rgb(var(--signal));
  border-color: rgb(var(--signal));
  color: #07090E;
  transform: translate(2px, -2px);
  box-shadow: 0 0 14px rgba(89, 214, 192, 0.4);
}

.project-summary {
  color: #8C93A4;
  font-size: 0.92rem;
  line-height: 1.45;
  margin: 0 0 1.25rem;
  flex: 1;
}

/* Нижняя строка: пульсирующий статус + бейдж */
.project-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: auto;
}

.project-status {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

/* Биолюминесцентная пульсирующая точка статуса */
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #34D399;
  position: relative;
  display: inline-block;
  box-shadow: 0 0 8px #34D399;
}

.status-dot::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1.5px solid #34D399;
  animation: status-pulse 2.4s cubic-bezier(0.24, 0, 0.38, 1) infinite;
}

@keyframes status-pulse {
  0% {
    transform: scale(0.6);
    opacity: 0.9;
  }
  70% {
    transform: scale(2.2);
    opacity: 0;
  }
  100% {
    transform: scale(2.4);
    opacity: 0;
  }
}

.status-text {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #7B8292;
}

.project-cat-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.03em;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.08);
}

.project-cat-tag[data-category*="AI"] {
  color: #D0FF7E;
  border-color: rgba(208, 255, 126, 0.3);
  background: rgba(208, 255, 126, 0.06);
}

.project-cat-tag[data-category*="Автоматизация"] {
  color: #59D6C0;
  border-color: rgba(89, 214, 192, 0.3);
  background: rgba(89, 214, 192, 0.06);
}

.project-cat-tag[data-category*="Telegram"] {
  color: #6C8CFF;
  border-color: rgba(108, 140, 255, 0.3);
  background: rgba(108, 140, 255, 0.06);
}

.project-cat-tag[data-category*="Дашборд"] {
  color: #FF7E95;
  border-color: rgba(255, 126, 149, 0.3);
  background: rgba(255, 126, 149, 0.06);
}

.project-cat-tag[data-category*="Веб"] {
  color: #B06CFF;
  border-color: rgba(176, 108, 255, 0.3);
  background: rgba(176, 108, 255, 0.06);
}

/* ── Blueprint Grid с интерактивным курсорным лучом (Refero / Linear) ── */
.bg-blueprint-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  mask-image: radial-gradient(circle 650px at var(--mouse-screen-x, 50vw) var(--mouse-screen-y, 25vh), black 10%, transparent 75%);
  -webkit-mask-image: radial-gradient(circle 650px at var(--mouse-screen-x, 50vw) var(--mouse-screen-y, 25vh), black 10%, transparent 75%);
  opacity: 0.85;
}

/* ── Магнитные интеракции (Spring Physics) ───────────────────────────── */
.magnetic {
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.32s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.25s ease,
              background-color 0.25s ease;
  will-change: transform;
  display: inline-flex;
}

/* ── Refero Style Конверсионный CTA-баннер ────────────────────────────── */
.cta-banner-section {
  padding-block: var(--space-md) var(--space-xl);
}

.cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: 32px;
  background: #0E111A;
  border: 1px solid rgba(255, 255, 255, 0.09);
  padding: clamp(2.5rem, 5vw, 4.5rem) clamp(1.5rem, 4vw, 3.5rem);
  box-shadow: 
    inset 0 1px 1px rgba(255, 255, 255, 0.15),
    0 24px 60px -15px rgba(0, 0, 0, 0.7);
}

.cta-banner-glow {
  position: absolute;
  top: -150px;
  right: -100px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(89, 214, 192, 0.18), rgba(108, 140, 255, 0.1) 40%, transparent 70%);
  filter: blur(50px);
  pointer-events: none;
}

.cta-banner-content {
  position: relative;
  z-index: 2;
  max-width: 58ch;
}

.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: #34D399;
  background: rgba(52, 211, 153, 0.08);
  border: 1px solid rgba(52, 211, 153, 0.22);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 1.25rem;
}

.cta-title {
  font-size: clamp(1.8rem, 3.2vw, 2.75rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: #FFFFFF;
  margin: 0 0 1rem;
}

.cta-desc {
  font-size: 1rem;
  line-height: 1.5;
  color: #94A3B8;
  margin: 0 0 2rem;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgb(var(--signal));
  color: #07090E;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  box-shadow: 0 0 24px rgba(89, 214, 192, 0.35);
}

.cta-btn:hover {
  box-shadow: 0 0 36px rgba(89, 214, 192, 0.55);
}

.copy-handle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #E2E8F0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.85rem 1.35rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.08);
}

.copy-handle-btn:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

/* ── Hero ─────────────────────────────────────────────────────────────── */
.portfolio-hero { position: relative; isolation: isolate; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
}

/* Аврора за заголовком: два пятна медленно дрейфуют. Только transform/opacity. */
.portfolio-hero::before,
.portfolio-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.55;
}
.portfolio-hero::before {
  width: 38rem; height: 22rem; top: -6rem; left: -10rem;
  background: radial-gradient(closest-side, rgb(var(--signal) / .28), transparent);
  animation: aurora-a 14s ease-in-out infinite alternate;
}
.portfolio-hero::after {
  width: 30rem; height: 30rem; top: 2rem; right: -8rem;
  background: radial-gradient(closest-side, rgba(108, 140, 255, .22), transparent);
  animation: aurora-b 18s ease-in-out infinite alternate;
}
@keyframes aurora-a { to { transform: translate(6rem, 3rem) scale(1.12); } }
@keyframes aurora-b { to { transform: translate(-5rem, -4rem) scale(0.9); } }


/* ── Спотлайт-бордер на карточках стека (переменные уже пишет filter.js) ── */
.tech-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 16px;
  padding: 1px;
  background: radial-gradient(
    220px circle at var(--mouse-x, -300px) var(--mouse-y, -300px),
    rgba(255, 255, 255, 0.55),
    rgb(var(--signal) / .25) 40%,
    transparent 70%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.tech-card:hover::before { opacity: 1; }

/* ── Зерно поверх всего: убирает «плоский» цифровой вид ───────────────── */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.045;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-hero::before, .portfolio-hero::after { animation: none; }
}

/* ── «Резидент ИТ-парка» в блоке контактов ───────────────────────────── */
.cta-banner .cta-resident {
  display: inline-flex; align-items: center; gap: 0.55rem;
  margin: var(--space-md) 0 0;
  font-family: var(--font-mono); font-size: 0.78rem; color: var(--fg-faint);
}
.cta-banner .cta-resident svg { width: 20px; height: 20px; color: var(--fg-muted); }

/* ── Навыки ───────────────────────────────────────────────────────────── */
.skills-section { padding: var(--space-lg) 0 var(--space-xl); }
.skills-head { margin-bottom: 1.5rem; }
.skills-label {
  display: block; font-family: var(--font-mono); font-size: 0.78rem;
  letter-spacing: 0.08em; color: rgb(var(--signal)); margin-bottom: 0.6rem;
}
.skills-title {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 700; letter-spacing: -0.02em;
  color: #FFFFFF; margin: 0; line-height: 1.1;
}
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.sec-title {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgb(var(--signal));
  margin: 0;
}
.skill-card {
  position: relative; overflow: hidden;
  padding: 1.5rem 1.6rem 1.6rem;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.06);
  transition: border-color 0.25s ease, background-color 0.25s ease;
}
.skill-card:hover { border-color: rgba(255, 255, 255, 0.18); background: rgba(255, 255, 255, 0.04); }
.skill-card-wide { grid-column: span 2; }
.skill-no { font-family: var(--font-mono); font-size: 1.1rem; color: var(--fg-faint); }
.skill-dot {
  position: absolute; top: 1.5rem; right: 1.5rem; width: 8px; height: 8px; border-radius: 50%;
  background: rgb(var(--signal)); box-shadow: 0 0 10px rgb(var(--signal) / .8);
}
.skill-icon { width: 44px; height: 44px; color: rgb(var(--signal)); margin: 1.6rem 0 1.4rem; }
.skill-icon svg { width: 100%; height: 100%; }
.skill-card h3 { font-size: 1.25rem; font-weight: 700; color: #FFFFFF; margin: 0 0 0.6rem; letter-spacing: -0.01em; }
.skill-card p { margin: 0; color: var(--fg-muted); font-size: var(--body-sm); line-height: 1.55; }
.skill-art {
  position: absolute; right: 2rem; top: 50%; width: 180px; height: 180px;
  transform: translateY(-50%) rotate(-8deg); color: rgba(255, 255, 255, 0.05); pointer-events: none;
}
.skill-art svg { width: 100%; height: 100%; }
@media (max-width: 58rem) {
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .skill-art { display: none; }
}
@media (max-width: 36rem) {
  .skills-grid { grid-template-columns: 1fr; }
  .skill-card-wide { grid-column: auto; }
}

/* ── Контакты: заголовок + визитка ────────────────────────────────────── */
.contact-section { padding: var(--space-lg) 0 var(--space-xl); }
.contact-grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-md); align-items: center;
}
.contact-title {
  font-size: clamp(2rem, 4vw, 3.4rem); font-weight: 700; line-height: 1.05;
  letter-spacing: -0.025em; color: #FFFFFF; margin: 0 0 1.2rem;
}
.contact-desc { font-size: 1.05rem; line-height: 1.55; color: #94A3B8; max-width: 44ch; margin: 0 0 2rem; }
.biz-card {
  position: relative; display: block; text-decoration: none;
  aspect-ratio: 1.6 / 1; width: min(100%, 34rem); justify-self: start;
  padding: 2.4rem 2.6rem; border-radius: 22px;
  background: linear-gradient(160deg, #1A1F2B, #0D1017 70%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18), 0 40px 80px -30px rgba(0, 0, 0, 0.9),
              0 0 60px -20px rgb(var(--signal) / .35);
  transform: rotate(-4deg);
  overflow: hidden;
  transition: border-color 0.25s ease;
}
.biz-card:hover { border-color: rgba(255, 255, 255, 0.28); }
.biz-shine {
  position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 40%, rgba(255, 255, 255, 0.05) 50%, transparent 60%);
  pointer-events: none;
}
.biz-card::before {
  content: ""; position: absolute; left: 10%; right: 10%; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgb(var(--signal) / .8), transparent);
}
.biz-name, .biz-role, .biz-handle, .biz-phone { position: relative; }
.biz-logo { position: absolute; top: 1.8rem; right: 2rem; width: 40px; height: auto; opacity: 0.85; }
.biz-name { display: block; font-size: 2.5rem; font-weight: 700; color: #FFFFFF; letter-spacing: -0.01em; }
.biz-role { display: block; font-family: var(--font-mono); font-size: 1.05rem; color: var(--fg-muted); margin-top: 0.3rem; }
.biz-handle { display: block; font-family: var(--font-mono); font-size: 1.7rem; color: rgb(var(--signal)); margin-top: 2.2rem; }
.biz-phone { display: block; font-family: var(--font-mono); font-size: 1.35rem; color: var(--fg-muted); margin-top: 0.5rem; }
.biz-resident {
  position: absolute; right: 2rem; bottom: 1.6rem;
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--fg-faint);
}
@media (max-width: 58rem) {
  .contact-grid { grid-template-columns: 1fr; }
  .biz-card { justify-self: start; transform: none; width: 100%; }
}

/* ── Кнопка перехода на карточке: видна при наведении, на тач — всегда ── */
.project-go {
  margin-left: auto;
  display: inline-flex; align-items: center;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-pill);
  background: rgb(var(--signal)); color: #07090E;
  font-size: 0.82rem; font-weight: 600; text-decoration: none;
  box-shadow: 0 0 18px rgb(var(--signal) / .35);
  opacity: 0; transition: opacity 0.25s ease;
}
.project-card:hover .project-go,
.project-card:focus-within .project-go { opacity: 1; }
@media (hover: none) { .project-go { opacity: 1; } }

/* ── Закрытый доступ ──────────────────────────────────────────────────── */
.project-status.is-private .status-dot { background: #FF5F56; box-shadow: 0 0 8px #FF5F56; }
.project-status.is-private .status-dot::after { display: none; }
.project-status.is-private .status-text { color: #FF7B73; }
.project-status.is-dev .status-dot { background: #FBBF24; box-shadow: 0 0 8px #FBBF24; }
.project-status.is-dev .status-dot::after { border-color: #FBBF24; }
.project-status.is-dev .status-text { color: #FCD34D; }