/* =====================================================
   components.css — кнопки, карточки, marquee, bento
   ===================================================== */

/* ===== Кнопки ===== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 32px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: 999px;
  transition: all 400ms var(--ease);
  white-space: nowrap;
  border: 1px solid transparent;
  user-select: none;
  text-decoration: none;
  letter-spacing: 0.01em;
  isolation: isolate;
  overflow: hidden;
}

.btn i { width: 18px; height: 18px; flex-shrink: 0; }

.btn--primary {
  background: var(--accent);
  color: var(--bg-0);
  border-color: var(--accent);
}

.btn--primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--text-0);
  transform: translateY(101%);
  transition: transform 500ms var(--ease);
  z-index: -1;
}

.btn--primary:hover {
  color: var(--bg-0);
  transform: translateY(-2px);
  box-shadow: 0 20px 50px rgba(255, 90, 31, 0.4);
}

.btn--primary:hover::before { transform: translateY(0); }

.btn--secondary {
  background: transparent;
  color: var(--text-0);
  border-color: var(--line-strong);
}

.btn--secondary:hover {
  background: var(--text-0);
  color: var(--bg-0);
  border-color: var(--text-0);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--text-1);
  border-color: transparent;
  padding: 12px 0;
}

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

.btn--sm { padding: 12px 22px; font-size: 13px; }
.btn--lg { padding: 22px 40px; font-size: 16px; }
.btn--block { width: 100%; }

/* Magnetic wrapper */
.magnetic {
  display: inline-block;
  transition: transform 300ms var(--ease-out);
  will-change: transform;
}

/* ===== Бейджи и теги ===== */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-1);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.tag--accent {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: var(--accent-line);
}

/* ===== Карточки — base ===== */
.card {
  position: relative;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 36px;
  transition: all 500ms var(--ease);
  overflow: hidden;
  isolation: isolate;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 50%),
    rgba(255, 90, 31, 0.08), transparent 40%);
  opacity: 0;
  transition: opacity 500ms var(--ease);
  pointer-events: none;
  z-index: 1;
}

.card:hover {
  border-color: var(--accent-line);
  transform: translateY(-6px);
}

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

.card > * { position: relative; z-index: 2; }

.card__icon {
  display: inline-grid;
  place-items: center;
  width: 56px;
  height: 56px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: var(--r-md);
  margin-bottom: 24px;
  transition: all 400ms var(--ease);
}

.card__icon i { width: 26px; height: 26px; }
.card:hover .card__icon {
  background: var(--accent);
  color: var(--bg-0);
  transform: scale(1.05) rotate(-3deg);
}

.card__title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.card__desc {
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.55;
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

/* ===== Bento card variants ===== */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: minmax(180px, auto);
  gap: 20px;
}

.bento__item {
  position: relative;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 36px;
  overflow: hidden;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  transition: all 500ms var(--ease);
  min-height: 240px;
}

.bento__item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%),
    rgba(255, 90, 31, 0.1), transparent 50%);
  opacity: 0;
  transition: opacity 500ms var(--ease);
  z-index: 0;
}

.bento__item:hover { border-color: var(--accent-line); transform: translateY(-4px); }
.bento__item:hover::before { opacity: 1; }

.bento__item > * { position: relative; z-index: 1; }

.bento__item--large { grid-column: span 2; grid-row: span 2; min-height: 500px; }
.bento__item--medium { grid-column: span 2; }
.bento__item--small { grid-column: span 1; }

.bento__item-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.6;
  background: linear-gradient(135deg, var(--accent-soft), transparent);
}

.bento__item--large .card__title { font-size: 36px; }
.bento__item--large .card__desc { font-size: 17px; max-width: 480px; }

.bento__icon-large {
  display: inline-grid;
  place-items: center;
  width: 72px;
  height: 72px;
  background: var(--accent);
  color: var(--bg-0);
  border-radius: var(--r-md);
  margin-bottom: 32px;
}

.bento__icon-large i { width: 36px; height: 36px; }

.bento__stat {
  margin-top: auto;
  font-family: var(--font-display);
  font-size: 72px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.04em;
}

.bento__stat-label {
  font-size: 14px;
  color: var(--text-2);
  margin-top: 12px;
}

@media (max-width: 1024px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento__item--large { grid-column: span 2; grid-row: span 1; min-height: 360px; }
  .bento__item--medium { grid-column: span 2; }
}

@media (max-width: 640px) {
  .bento { grid-template-columns: 1fr; }
  .bento__item, .bento__item--large, .bento__item--medium { grid-column: span 1; min-height: 240px; }
}

/* ===== Project cards ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}

.project {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-1);
  border: 1px solid var(--line);
  transition: all 600ms var(--ease);
  isolation: isolate;
  display: block;
  text-decoration: none;
  color: inherit;
}

.project__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-2);
}

.project__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease-out);
  filter: grayscale(20%) contrast(1.05);
}

.project:hover { transform: translateY(-8px); border-color: var(--accent-line); }
.project:hover .project__media img { transform: scale(1.08); filter: grayscale(0%) contrast(1.1); }

.project__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.85) 100%);
  z-index: 1;
  pointer-events: none;
}

.project__info {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 28px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.project__category {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}

.project__title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.project__meta {
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: var(--text-2);
  margin-top: 4px;
}

.project__meta span { display: flex; align-items: center; gap: 4px; }
.project__meta i { width: 12px; height: 12px; }

.project__corner {
  position: absolute;
  top: 20px; right: 20px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
  z-index: 3;
  transition: all 400ms var(--ease);
}

.project__corner i { width: 18px; height: 18px; transition: transform 400ms var(--ease); }
.project:hover .project__corner { background: var(--accent); border-color: var(--accent); }
.project:hover .project__corner i { transform: translate(2px, -2px) rotate(45deg); }

.project--big { grid-column: span 6; }
.project--big .project__media { aspect-ratio: 16 / 10; }
.project--big .project__title { font-size: 28px; }

.project--medium { grid-column: span 4; }
.project--wide { grid-column: span 8; }
.project--wide .project__media { aspect-ratio: 16 / 9; }
.project--tall { grid-column: span 4; }
.project--tall .project__media { aspect-ratio: 3 / 4; }

@media (max-width: 1024px) {
  .project--big, .project--medium, .project--wide, .project--tall {
    grid-column: span 6;
  }
}

@media (max-width: 640px) {
  .project--big, .project--medium, .project--wide, .project--tall {
    grid-column: span 12;
  }
  .project__title { font-size: 18px; }
  .project--big .project__title { font-size: 20px; }
}

/* ===== Marquee / Ticker ===== */
.marquee {
  position: relative;
  overflow: hidden;
  padding: 32px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-1);
}

.marquee::before,
.marquee::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.marquee::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-1), transparent);
}

.marquee::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg-1), transparent);
}

.marquee__track {
  display: flex;
  gap: 64px;
  width: max-content;
  animation: marqueeScroll 40s linear infinite;
}

.marquee__item {
  display: flex;
  align-items: center;
  gap: 24px;
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  color: var(--text-0);
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.marquee__item--accent { color: var(--accent); }
.marquee__dot { color: var(--accent); font-size: 0.5em; }

.marquee--reverse .marquee__track {
  animation-direction: reverse;
  animation-duration: 50s;
}

@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ===== Process timeline (горизонтальный) ===== */
.process {
  position: relative;
}

.process__track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  position: relative;
}

.process__track::before {
  content: '';
  position: absolute;
  top: 44px;
  left: 44px;
  right: 44px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-line) 50%, var(--line) 100%);
  z-index: 0;
}

.process__step {
  position: relative;
  z-index: 1;
  padding-right: 24px;
}

.process__num {
  display: grid;
  place-items: center;
  width: 88px;
  height: 88px;
  background: var(--bg-1);
  border: 1px solid var(--accent-line);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 32px;
  position: relative;
  transition: all 500ms var(--ease);
}

.process__step:hover .process__num {
  background: var(--accent);
  color: var(--bg-0);
  transform: scale(1.05);
}

.process__icon {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0);
  transition: transform 400ms var(--ease-bounce);
  display: grid;
  place-items: center;
  color: var(--bg-0);
}

.process__icon i { width: 24px; height: 24px; }

.process__step:hover .process__icon { transform: translate(-50%, -50%) scale(1); }

.process__title {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-0);
  letter-spacing: -0.02em;
}

.process__text {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.55;
}

@media (max-width: 900px) {
  .process__track { grid-template-columns: 1fr; gap: 48px; }
  .process__track::before { display: none; }
}

/* ===== Forms ===== */
.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-1);
  margin-bottom: 10px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 18px 20px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text-0);
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  transition: all 300ms var(--ease);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--bg-2);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.form-textarea { resize: vertical; min-height: 120px; }

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--text-2);
  user-select: none;
}

.form-check input { margin-top: 3px; accent-color: var(--accent); width: 16px; height: 16px; }

/* ===== Socials ===== */
.socials { display: flex; gap: 12px; }

.social {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: var(--text-1);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: all 400ms var(--ease);
}

.social:hover {
  color: var(--bg-0);
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-4px);
}

.social i { width: 20px; height: 20px; }

/* ===== Stat cards ===== */
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.stat-card {
  padding: 48px 32px;
  border-right: 1px solid var(--line);
  background: var(--bg-1);
  position: relative;
  transition: background 500ms var(--ease);
}

.stat-card:last-child { border-right: 0; }
.stat-card:hover { background: var(--bg-2); }

.stat-card__value {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 16px;
  letter-spacing: -0.04em;
}

.stat-card__label {
  font-size: 14px;
  color: var(--text-2);
}

@media (max-width: 768px) {
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .stat-card:nth-child(2) { border-right: 0; }
  .stat-card:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}

/* ===== Partners list ===== */
.partners {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.partner {
  padding: 20px 36px;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -0.02em;
  transition: all 400ms var(--ease);
}

.partner:hover {
  color: var(--text-0);
  border-color: var(--accent-line);
  transform: translateY(-2px);
  background: var(--bg-2);
}