/* =============================================
   css/style.css
============================================= */

/* ПЕРЕМЕННЫЕ */
:root {
  --bg:       #08080f;
  --bg2:      #0e0e18;
  --text:     #ffffff;
  --muted:    #888899;
  --accent:   #6FECF5;
  --accent2:  #DF740C;
  --card-bg:  #111120;
  --border:   rgba(255,255,255,0.08);
  --radius:   16px;
}

/* СБРОС */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  cursor: none !important;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  cursor: none !important;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ===================
   SCI-FI OVERLAY
=================== */
#scifi-overlay {
  position: fixed;
  inset: 0;
  z-index: 6;
  pointer-events: none;
}

#scifi-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 3px,
    rgba(0,6,5,0.04) 3px,
    rgba(0,6,5,0.04) 4px
  );
}

#scifi-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 88% 75% at 50% 44%,
    transparent 42%,
    rgba(0,1,4,0.6) 100%
  );
}

/* ===================
   PRELOADER
=================== */

/* ===================
   КУРСОР
=================== */
.cursor {
  position: fixed;
  width: 28px;
  height: 44px;
  pointer-events: none;
  z-index: 9999;
  transform: translate(0, 0);
  transition: transform 0.15s ease;
  background-image: url('../images/cursor.webp');
  background-size: contain;
  background-repeat: no-repeat;
  filter: drop-shadow(0 2px 8px rgba(111,236,245,0.6));
}

.cursor-follower {
  position: fixed;
  width: 38px;
  height: 38px;
  border: 1.5px solid rgba(111,236,245,0.35);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: left 0.14s ease, top 0.14s ease,
              width 0.25s ease, height 0.25s ease, opacity 0.25s ease;
}

/* ===================
   НАВИГАЦИЯ
=================== */
#main-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 24px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(to bottom, rgba(8,8,15,0.85) 0%, transparent 100%);
  backdrop-filter: blur(0px);
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.12em;
  color: var(--text);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.nav-links a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.02em;
  transition: color 0.25s;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-hello {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text);
  text-decoration: none;
  padding: 10px 22px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 100px;
  transition: border-color 0.25s, background 0.25s, color 0.25s;
}

.nav-hello:hover {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

/* ===================
   HERO
=================== */
#hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding: 0 48px 80px;
}

.hero-content {
  max-width: 50vw;
}

.hero-eyebrow {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.8s 0.3s forwards;
}

.hero-title {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(34px, 4.4vw, 68px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 28px;
  opacity: 0;
  animation: fadeUp 0.9s 0.5s forwards;
}

.hero-sub {
  font-size: 15px;
  font-weight: 300;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeUp 0.9s 0.7s forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===================
   КНОПКА
=================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--text);
  color: var(--bg);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
  border-radius: 100px;
  border: 1px solid var(--text);
  transition: background 0.25s, color 0.25s, transform 0.25s;
  opacity: 0;
  animation: fadeUp 0.9s 0.9s forwards;
}

.btn-primary:hover {
  background: transparent;
  color: var(--text);
  transform: translateY(-2px);
}

/* About btn нет анимации задержки */
#about .btn-primary,
#contact .btn-primary {
  animation: none;
  opacity: 1;
}

/* ===================
   TAGLINE STRIP
=================== */
.tagline-strip {
  position: relative;
  z-index: 1;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 48px;
  text-align: center;
}

.tagline-strip p {
  font-family: 'Syne', sans-serif;
  font-size: clamp(18px, 2.5vw, 28px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: rgba(255,255,255,0.85);
}

.tagline-strip em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

/* ===================
   РАБОТЫ
=================== */
#work {
  position: relative;
  z-index: 1;
  background: var(--bg);
  padding: 100px 48px;
}

.work-header {
  margin-bottom: 56px;
}

.eyebrow {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.eyebrow--lg {
  font-size: 33px;
  letter-spacing: 0.08em;
}

.section-heading {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(32px, 4vw, 56px);
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text);
}

.work-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.work-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.16,1,0.3,1),
              border-color 0.3s;
}

.work-card:hover {
  transform: translateY(-6px);
  border-color: rgba(111,236,245,0.25);
}

.card-visual {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #0d0d1a 0%, #12121f 50%, #0a0a14 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.card-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 55% at 50% 50%,
      rgba(111,236,245,0.06) 0%, transparent 70%);
  pointer-events: none;
}

/* Grid lines inside card visual */
.card-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(111,236,245,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(111,236,245,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

/* ===================
   CARD 3D VIEWER
=================== */
.card-canvas {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
  cursor: grab;
  z-index: 1;
}

.card-canvas:active {
  cursor: grabbing;
}

.card-drag-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(111, 236, 245, 0.5);
  pointer-events: none;
  z-index: 2;
  transition: opacity 0.4s;
}

.card-slider:active .card-drag-hint {
  opacity: 0;
}

/* ===================
   CARD SLIDER
=================== */
.card-slider {
  position: relative;
}

.slider-slides {
  position: absolute;
  inset: 0;
  display: flex;
  width: 100%;
  height: 100%;
}

.slider-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.45s ease;
  pointer-events: none;
}

.slider-slide.active {
  opacity: 1;
  pointer-events: auto;
}

.slide-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
}

.slide-yt {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  z-index: 2;
}

/* Стрелки */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(8,8,15,0.65);
  color: #fff;
  font-size: 22px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  backdrop-filter: blur(4px);
}

.slider-arrow:hover {
  background: rgba(111,236,245,0.18);
  border-color: var(--accent);
  transform: translateY(-50%) scale(1.1);
}

.slider-prev { left: 12px; }
.slider-next { right: 12px; }

/* Точки-индикаторы */
.slider-dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 3;
}

.slider-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  cursor: pointer;
  transition: background 0.25s, transform 0.25s;
}

.slider-dot.active {
  background: var(--accent);
  transform: scale(1.3);
}

.card-model-label {
  position: relative;
  z-index: 1;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(111,236,245,0.5);
  padding: 8px 16px;
  border: 1px solid rgba(111,236,245,0.15);
  border-radius: 100px;
}

.card-info {
  padding: 24px;
}

.card-meta {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.card-tag {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 100px;
}

.card-title {
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 8px;
}

.card-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.card-link {
  font-size: 13px;
  font-weight: 600;
  color: #08080f;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  letter-spacing: 0.04em;
  transition: background 0.2s, border-color 0.2s, gap 0.2s;
}

.card-link:hover {
  gap: 10px;
  background: #a5f4fc;
  border-color: #a5f4fc;
}

/* ===================
   О СЕБЕ
=================== */
#about {
  position: relative;
  z-index: 1;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 100px 48px;
}

/* ===================
   LEAD FORM
=================== */
.lead-form { margin-top: 4px; }

.lead-form__row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: stretch;
}

.lead-form__input {
  flex: 1 1 160px;
  background: rgba(111,236,245,0.06);
  border: 1px solid rgba(111,236,245,0.25);
  border-radius: 10px;
  color: #fff;
  font-family: inherit;
  font-size: 0.9rem;
  padding: 11px 16px;
  outline: none;
  transition: border-color 0.2s;
}
.lead-form__input::placeholder { color: rgba(255,255,255,0.35); }
.lead-form__input:focus { border-color: rgba(111,236,245,0.7); }

.lead-form__btn {
  background: transparent;
  border: 1.5px solid rgba(111,236,245,0.5);
  border-radius: 10px;
  color: #6fecf5;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 11px 22px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  white-space: nowrap;
}
.lead-form__btn:hover { background: rgba(111,236,245,0.12); }
.lead-form__btn:disabled { opacity: 0.5; cursor: default; }

.lead-form__msg {
  margin: 8px 0 0;
  font-size: 0.82rem;
  min-height: 1.2em;
}
.lead-form__msg.ok  { color: #6fecf5; }
.lead-form__msg.err { color: #ff6b6b; }

/* ===================
   CONTACT DROPDOWN
=================== */
.contact-dropdown {
  position: relative;
  display: inline-block;
}

.contact-dropdown__trigger {
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.contact-dropdown__menu {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  transform: translateY(8px);
  list-style: none;
  background: #13131f;
  border: 1px solid rgba(111,236,245,0.2);
  border-radius: 12px;
  padding: 8px;
  min-width: 260px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.22s ease, transform 0.22s ease;
  z-index: 200;
}

.contact-dropdown.open .contact-dropdown__menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.contact-dropdown__menu li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text);
  transition: background 0.18s;
}

.contact-dropdown__menu li a:hover {
  background: rgba(111,236,245,0.08);
}

.cd-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.cd-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  width: 68px;
  flex-shrink: 0;
}

.cd-value {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-left {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.about-body {
  font-size: 15px;
  font-weight: 300;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
}

.about-right {
  padding-top: 0;
}

.skill-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  transition: border-color 0.25s;
}

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

.skill-item:hover {
  border-color: rgba(111,236,245,0.2);
}

.skill-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.skill-tools {
  font-size: 13px;
  color: var(--muted);
}

/* ===================
   КОНТАКТЫ
=================== */
#contact {
  position: relative;
  z-index: 1;
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 120px 48px;
  text-align: center;
}

.contact-inner {
  max-width: 560px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.contact-heading {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(32px, 4.5vw, 64px);
  white-space: nowrap;
  letter-spacing: -0.04em;
  line-height: 1.0;
  color: var(--text);
}

.contact-sub {
  font-size: 15px;
  font-weight: 300;
  color: var(--muted);
  margin-top: -8px;
}

.contact-details {
  margin-top: 8px;
}

.contact-email {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.25s;
}

.copy-email {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.copy-email:hover {
  color: var(--accent);
}

.copy-hint {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(111,236,245,0.5);
  border: 1px solid rgba(111,236,245,0.3);
  border-radius: 4px;
  padding: 2px 6px;
  transition: all 0.2s;
}

.copy-email:hover .copy-hint {
  color: var(--accent);
  border-color: var(--accent);
}

.copy-email.copied .copy-hint {
  content: 'copied!';
  color: #4ade80;
  border-color: #4ade80;
}

/* ===================
   FOOTER
=================== */
#site-footer {
  position: relative;
  z-index: 1;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 32px 48px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.footer-social {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.4);
}

.footer-social {
  display: flex;
  gap: 28px;
  list-style: none;
}

.footer-social a {
  display: flex;
  align-items: center;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.25s;
}

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

.footer-copy {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
}

/* ===================
   VIDEO BACKGROUND
=================== */
#video-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  animation: projFlicker 9s ease-in-out infinite;
  opacity: 0.62;
  mask-image: radial-gradient(ellipse 78% 72% at 50% 50%,
    black 28%,
    rgba(0,0,0,0.80) 50%,
    rgba(0,0,0,0.30) 68%,
    transparent 84%
  );
  -webkit-mask-image: radial-gradient(ellipse 78% 72% at 50% 50%,
    black 28%,
    rgba(0,0,0,0.80) 50%,
    rgba(0,0,0,0.30) 68%,
    transparent 84%
  );
}

#video-bg iframe {
  position: absolute;
  width: 100vw;
  height: 56.25vw;
  min-height: 100vh;
  min-width: 177.78vh;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: 0;
  pointer-events: none;
  filter: brightness(0.55) contrast(1.25) saturate(0.55) sepia(0.15);
}

@keyframes projFlicker {
  0%,  100% { opacity: 0.82; }
  6%         { opacity: 0.72; }
  7%         { opacity: 0.82; }
  20%        { opacity: 0.80; }
  21%        { opacity: 0.62; }
  53%        { opacity: 0.62; }
  54%        { opacity: 0.50; }
  55%        { opacity: 0.58; }
  56%        { opacity: 0.62; }
  79%        { opacity: 0.57; }
  80%        { opacity: 0.62; }
}

/* ===================
   PROJECTOR OVERLAY
=================== */
#projector-overlay {
  position: fixed;
  inset: 0;
  z-index: 7;
  pointer-events: none;
  overflow: hidden;
}

#projector-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 48% 42% at 50% 48%,
      rgba(255,252,235,0.09) 0%, transparent 55%),
    radial-gradient(ellipse 96% 92% at 50% 50%,
      transparent 52%,
      rgba(255,240,190,0.14) 72%,
      rgba(255,230,160,0.07) 86%,
      transparent 94%),
    radial-gradient(ellipse 100% 98% at 50% 50%,
      transparent 58%,
      rgba(0,0,0,0.80) 100%);
}

#projector-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
    rgba(220,30,0,0.03) 0%, transparent 20%,
    transparent 80%, rgba(0,50,255,0.03) 100%
  );
  mix-blend-mode: screen;
}

.proj-grain {
  position: absolute;
  inset: -50%;
  width: 200%;
  height: 200%;
  opacity: 0.11;
  mix-blend-mode: overlay;
  animation: grain 0.12s steps(1) infinite;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='320' height='320'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='320' height='320' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}

@keyframes grain {
  0%  { transform: translate(0,   0);   }
  10% { transform: translate(-3%, -4%); }
  20% { transform: translate( 4%,  3%); }
  30% { transform: translate(-2%,  5%); }
  40% { transform: translate( 5%, -2%); }
  50% { transform: translate(-4%,  3%); }
  60% { transform: translate( 3%, -5%); }
  70% { transform: translate(-5%,  2%); }
  80% { transform: translate( 2%,  4%); }
  90% { transform: translate(-3%, -3%); }
}

.proj-scratch {
  position: absolute;
  top: 0;
  left: calc(50% + 110px);
  width: 1.5px;
  height: 60vh;
  background: linear-gradient(
    transparent 0%,
    rgba(255,248,210,0.55) 18%,
    rgba(255,248,210,0.72) 50%,
    rgba(255,248,210,0.55) 82%,
    transparent 100%
  );
  opacity: 0;
  animation: scratch 14s steps(1) infinite;
}

@keyframes scratch {
  0%,  82%, 100% { opacity: 0; }
  83%  { opacity: 0.85; transform: translateY(0); }
  84%  { opacity: 0.6;  transform: translateY(6vh); }
  85%  { opacity: 0; }
  90%  { opacity: 0.4;  transform: translateY(12vh); }
  91%  { opacity: 0; }
}

/* Весь HTML-контент поверх 3D-модели и видео */
#hero, #work, #about, #contact, #site-footer, .tagline-strip {
  position: relative;
  z-index: 2;
}

#hero {
  background: transparent;
}

#work, #about, #contact, #site-footer, .tagline-strip {
  backdrop-filter: blur(1px);
}

/* ===================
   PDF MODAL
=================== */
#pdf-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 20000;
  align-items: center;
  justify-content: center;
}

#pdf-modal.open {
  display: flex;
}

#pdf-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(6px);
  cursor: pointer;
}

#pdf-modal-box {
  position: relative;
  z-index: 1;
  width: 90vw;
  height: 90vh;
  background: #0e0e18;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: modalIn 0.35s cubic-bezier(0.16,1,0.3,1);
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96) translateY(12px); }
  to   { opacity: 1; transform: scale(1)    translateY(0); }
}

#pdf-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(0,0,0,0.6);
  color: #fff;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s;
}

#pdf-modal-close:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.4);
}

#pdf-frame {
  width: 100%;
  flex: 1;
  border: 0;
}

/* ===================
   PROJECT OVERLAY
=================== */
.skill-item[data-project] {
  cursor: pointer;
}

.skill-item[data-project]:hover {
  border-color: rgba(111,236,245,0.35);
}

.skill-item[data-project]:hover .skill-name {
  color: var(--accent, #6fecf5);
}

#project-overlay {
  display: none;
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: #0a0a0f;
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

#project-overlay.open {
  display: flex;
  animation: overlayGlitch 0.4s steps(1, end) forwards;
}

@keyframes overlayGlitch {
  0%   {
    opacity: 0;
    transform: scale(0.98) translateX(-3px);
    filter: blur(6px) contrast(1.4)
            drop-shadow(3px 0 0 rgba(255,0,60,0.7))
            drop-shadow(-3px 0 0 rgba(0,230,255,0.7));
  }
  8%   {
    opacity: 1;
    transform: scale(0.982) translateX(4px);
    filter: blur(3px) contrast(1.6)
            drop-shadow(-5px 0 0 rgba(255,0,60,0.9))
            drop-shadow(5px 0 0 rgba(0,230,255,0.9));
  }
  16%  {
    opacity: 0.6;
    transform: scale(0.976) translateX(-6px);
    filter: blur(5px) contrast(1.8)
            drop-shadow(6px 0 0 rgba(255,0,60,1))
            drop-shadow(-6px 0 0 rgba(0,230,255,1));
  }
  24%  {
    opacity: 1;
    transform: scale(0.985) translateX(2px);
    filter: blur(2px) contrast(1.3)
            drop-shadow(-2px 0 0 rgba(255,0,60,0.6))
            drop-shadow(2px 0 0 rgba(0,230,255,0.6));
  }
  36%  {
    opacity: 0.85;
    transform: scale(0.979) translateX(-4px);
    filter: blur(3px) contrast(1.5)
            drop-shadow(4px 0 0 rgba(255,0,60,0.8))
            drop-shadow(-4px 0 0 rgba(0,230,255,0.8));
  }
  52%  {
    opacity: 1;
    transform: scale(0.993) translateX(1px);
    filter: blur(1px) contrast(1.1)
            drop-shadow(-1px 0 0 rgba(255,0,60,0.3))
            drop-shadow(1px 0 0 rgba(0,230,255,0.3));
  }
  70%  {
    opacity: 1;
    transform: scale(0.998) translateX(-1px);
    filter: blur(0.5px) contrast(1.05)
            drop-shadow(1px 0 0 rgba(255,0,60,0.15))
            drop-shadow(-1px 0 0 rgba(0,230,255,0.15));
  }
  100% {
    opacity: 1;
    transform: scale(1) translateX(0);
    filter: none;
  }
}

#project-scan-line {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: #1D9E75;
  box-shadow: 0 0 12px #1D9E75;
  pointer-events: none;
  z-index: 2;
}

#project-overlay.open #project-scan-line {
  display: block;
  animation: scanLineDown 900ms linear forwards;
}

@keyframes scanLineDown {
  0%   { transform: translateY(0);    opacity: 1; }
  90%  { transform: translateY(100vh); opacity: 1; }
  100% { transform: translateY(100vh); opacity: 0; }
}

#project-overlay-close {
  position: absolute;
  top: 28px;
  right: 32px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  font-size: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s;
  z-index: 1;
}

#project-overlay-close:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.5);
}

/* ===================
   OVERLAY LAYOUT
=================== */
#po-scroll {
  width: 100%;
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

#po-scroll::-webkit-scrollbar { width: 4px; }
#po-scroll::-webkit-scrollbar-track { background: transparent; }
#po-scroll::-webkit-scrollbar-thumb { background: rgba(111,236,245,0.25); border-radius: 2px; }

.po-hero {
  position: relative;
  width: 100%;
  height: 58vh;
  min-height: 300px;
  overflow: hidden;
  background: #0d0d14;
}

.po-hero-slides {
  position: absolute;
  inset: 0;
}

.po-hs-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.po-hs-slide.po-hs-active {
  opacity: 1;
  pointer-events: auto;
}

.po-hs-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.po-hs-slide iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.po-hero-prev,
.po-hero-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.7);
  font-size: 28px;
  width: 40px;
  height: 72px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
}

.po-hero-prev { left: 12px; }
.po-hero-next { right: 12px; }

.po-hero-prev:hover,
.po-hero-next:hover {
  background: rgba(0,0,0,0.65);
  color: #fff;
}

.po-hero-dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 2;
}

.po-hs-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, transform 0.2s;
}

.po-hs-dot.active {
  background: #fff;
  transform: scale(1.3);
}


.po-hero--empty {
  background: repeating-linear-gradient(
    -45deg,
    #0d0d14 0px, #0d0d14 12px,
    #101018 12px, #101018 24px
  );
}

.po-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.po-section {
  max-width: 1100px;
  margin: 0 auto;
  padding-left: 48px;
  padding-right: 48px;
}

.po-header {
  padding-top: 52px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.po-header-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
}

.po-contact-btn {
  flex-shrink: 0;
  align-self: center;
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.75);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 10px 24px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.po-contact-btn:hover {
  border-color: var(--accent, #6fecf5);
  color: var(--accent, #6fecf5);
  background: rgba(111,236,245,0.05);
}

.po-title {
  font-size: clamp(26px, 3.5vw, 50px);
  font-weight: 800;
  color: #fff;
  margin-bottom: 20px;
  line-height: 1.1;
}

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

.po-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent, #6fecf5);
  border: 1px solid rgba(111,236,245,0.28);
  border-radius: 2px;
  padding: 4px 10px;
}

.po-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  padding-top: 52px;
  padding-bottom: 52px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.po-desc, .po-desc2 {
  font-size: 15px;
  line-height: 1.9;
  color: rgba(255,255,255,0.65);
}
.po-desc2:empty { display: none; }
.po-desc2 { margin-top: 12px; }

.po-details {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
}

.po-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.po-detail-row:first-child { border-top: 1px solid rgba(255,255,255,0.06); }

.po-detail-row dt {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  flex-shrink: 0;
}

.po-detail-row dd {
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  text-align: right;
  margin: 0;
}

.po-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding-top: 48px;
  padding-bottom: 48px;
}

.po-grid:empty { padding: 0; }

.po-grid-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  background: #0d0d14;
  cursor: zoom-in;
}

/* ===================
   LIGHTBOX
=================== */
#lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.92);
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}

#lightbox.open {
  display: flex;
  animation: lbFadeIn 0.2s ease forwards;
}

@keyframes lbFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

#lightbox-img {
  max-width: 92vw;
  max-height: 90vh;
  object-fit: contain;
  display: block;
  pointer-events: none;
  animation: lbZoomIn 0.25s ease forwards;
}

@keyframes lbZoomIn {
  from { transform: scale(0.93); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}

#lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  font-size: 18px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s;
}

#lightbox-close:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.5);
}

#lightbox-prev,
#lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.6);
  font-size: 36px;
  line-height: 1;
  width: 52px;
  height: 88px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, color 0.2s;
}

#lightbox-prev { left: 20px; }
#lightbox-next { right: 20px; }

#lightbox-prev:hover,
#lightbox-next:hover {
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}

#lightbox-counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.35);
}

.po-grid-text {
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  padding: 32px;
  background: rgba(111,236,245,0.03);
  border: 1px solid rgba(111,236,245,0.1);
  overflow: hidden;
}

.po-grid-text--full {
  grid-column: 1 / -1;
  aspect-ratio: unset;
  padding: 28px 32px;
}

.po-grid-text-inner {
  font-size: 14px;
  line-height: 1.85;
  color: rgba(255,255,255,0.65);
}

.po-grid-cta {
  aspect-ratio: 16 / 9;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  background: rgba(111,236,245,0.03);
  border: 1px solid rgba(111,236,245,0.12);
  text-align: center;
  padding: 32px;
}

.po-grid-cta-msg {
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

.po-grid-cta-btn {
  display: inline-block;
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 14px 40px;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.po-grid-cta-btn:hover {
  border-color: var(--accent, #6fecf5);
  color: var(--accent, #6fecf5);
  background: rgba(111,236,245,0.05);
}

.po-grid-yt {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0d0d14;
}

.po-grid-yt iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}


.po-grid-text-title {
  display: block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 10px;
}

.po-footer-nav {
  padding-top: 16px;
  padding-bottom: 80px;
  display: flex;
  justify-content: flex-end;
}

.po-next-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.8);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 14px 36px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.po-next-btn:hover {
  border-color: var(--accent, #6fecf5);
  color: var(--accent, #6fecf5);
  background: rgba(111,236,245,0.05);
}

.po-arrow {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.4);
  font-size: 36px;
  line-height: 1;
  width: 48px;
  height: 96px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.po-arrow:hover {
  border-color: rgba(111,236,245,0.35);
  color: var(--accent, #6fecf5);
  background: rgba(111,236,245,0.04);
}

.po-arrow--prev     { left: 16px; }
.po-arrow--next-nav { right: 16px; }

@media (max-width: 700px) {
  .po-body  { grid-template-columns: 1fr; gap: 36px; }
  .po-grid  { grid-template-columns: 1fr; }
  .po-section { padding-left: 20px; padding-right: 20px; }
  .po-hero  { height: 38vh; }
  .po-arrow { display: none; }
}

/* stagger base */
.po-animate {
  opacity: 0;
}

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

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

/* ===================
   CLOSING ANIMATION
=================== */
#project-overlay.closing {
  animation: overlayCloseGlitch 0.7s steps(1, end) forwards !important;
}

@keyframes overlayCloseGlitch {
  0%   { opacity: 1; filter: none; }
  72%  { opacity: 1; filter: none; }
  76%  { opacity: 0.65;
         filter: blur(2px) contrast(1.6)
                 drop-shadow(4px  0 0 rgba(255,0,60,0.9))
                 drop-shadow(-4px 0 0 rgba(0,230,255,0.9)); }
  80%  { opacity: 1; filter: none; }
  86%  { opacity: 0.4;
         filter: blur(5px) contrast(1.9)
                 drop-shadow(-6px 0 0 rgba(255,0,60,1))
                 drop-shadow(6px  0 0 rgba(0,230,255,1)); }
  93%  { opacity: 0.15; filter: blur(8px); }
  100% { opacity: 0;    filter: blur(10px); }
}

/* content: все элементы уходят сразу */
#project-overlay.closing .po-animate,
#project-overlay.closing .po-animate-img {
  animation: overlayContentOut 0.18s ease forwards !important;
}

@keyframes overlayContentOut {
  from { opacity: 1; transform: translateY(0);    filter: blur(0); }
  to   { opacity: 0; transform: translateY(-10px); filter: blur(4px); }
}

/* scan line снизу вверх */
#project-overlay.closing #project-scan-line {
  display: block;
  animation: scanLineUp 0.6s linear forwards !important;
}

@keyframes scanLineUp {
  0%   { transform: translateY(100vh); opacity: 1; }
  92%  { transform: translateY(0);     opacity: 1; }
  100% { transform: translateY(0);     opacity: 0; }
}