:root {
  --bg: var(--custom-bg, #0a0a0f);
  --surface: #111118;
  --surface2: #1a1a24;
  --border: rgba(255, 255, 255, 0.08);
  --accent: var(--custom-primary, #6c63ff);
  --accent2: var(--custom-accent, #ff6584);
  --accent3: #43e8c3;
  --text: var(--custom-text, #e8e8f0);
  --text-muted: color-mix(in srgb, var(--text) 72%, transparent);
  --text-dim: color-mix(in srgb, var(--text) 45%, transparent);
  --hero-name-size: var(--custom-title-size, 2.4rem);
  --body-size: var(--custom-body-size, 16px);
  --section-title-size: var(--custom-section-title-size, 0.75rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Vazirmatn FD", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.7;
  font-size: var(--body-size);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(
      circle at top left,
      color-mix(in srgb, var(--accent) 16%, transparent),
      transparent 32%
    ),
    radial-gradient(
      circle at bottom right,
      color-mix(in srgb, var(--accent2) 12%, transparent),
      transparent 26%
    );
  pointer-events: none;
  z-index: 0;
}

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

ul {
  list-style: none;
}

.page {
  position: relative;
  z-index: 1;
  max-width: 1120px;
  margin: 0 auto;
  padding: 2rem 1.25rem 6rem;
}

.hero {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  align-items: center;
  padding: 2.5rem;
  background: linear-gradient(
    135deg,
    var(--surface),
    color-mix(in srgb, var(--accent) 8%, transparent)
  );
  border: 1px solid var(--border);
  border-radius: 1.75rem;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
  animation: fadeUp 0.6s ease both;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero::before {
  top: -60px;
  left: -60px;
  width: 200px;
  height: 200px;
  background: radial-gradient(
    circle,
    color-mix(in srgb, var(--accent) 25%, transparent),
    transparent 70%
  );
}

.hero::after {
  bottom: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  background: radial-gradient(
    circle,
    color-mix(in srgb, var(--accent2) 18%, transparent),
    transparent 70%
  );
}

.hero__avatar-wrap {
  position: relative;
}

.hero__avatar-image,
.hero__avatar-placeholder {
  width: 132px;
  height: 132px;
  border-radius: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 28px color-mix(in srgb, var(--accent) 28%, transparent);
  color: #fff;
  font-size: 3rem;
  object-fit: cover;
}

.hero__info {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.hero__name {
  font-size: var(--hero-name-size);
  line-height: 1.15;
  margin-bottom: 0.35rem;
}

.hero__role {
  font-size: 1rem;
  color: var(--accent3);
  margin-bottom: 1.25rem;
}

.hero__contacts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.hero__contact {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 100%;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  border: 1px solid transparent;
  transition: 0.2s ease;
  word-break: break-word;
}

.hero__contact:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
}

.hero__contact i {
  color: var(--accent);
}

.main-grid {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 1.5rem;
}

.left-col,
.right-col {
  min-width: 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1.5rem;
  padding: 1.5rem;
  animation: fadeUp 0.6s ease both;
}

.card + .card {
  margin-top: 1.5rem;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--section-title-size);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.section-label::before {
  content: "";
  width: 3px;
  height: 16px;
  border-radius: 999px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2));
}

.profile-text,
.timeline-desc,
.portfolio-desc,
.cert-desc {
  color: var(--text-muted);
  word-break: break-word;
}

.social-list,
.cert-list,
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.social-item,
.skill-chip,
.cert-item,
.portfolio-item {
  min-width: 0;
}

.social-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
  background: var(--surface2);
  border-radius: 0.85rem;
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: 0.2s ease;
  word-break: break-word;
}

.social-item:hover {
  color: var(--text);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  transform: translateX(-3px);
}

.social-icon {
  width: 34px;
  height: 34px;
  border-radius: 0.6rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.skill-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 0.85rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  color: var(--text-muted);
}

.skill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 1rem;
}

.timeline-left {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
  margin-top: 4px;
}

.timeline-line {
  width: 2px;
  flex: 1;
  min-height: 30px;
  margin-top: 4px;
  background: linear-gradient(
    to bottom,
    color-mix(in srgb, var(--accent) 40%, transparent),
    transparent
  );
}

.timeline-item:last-child .timeline-line {
  display: none;
}

.timeline-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.timeline-sub {
  color: var(--accent3);
  font-size: 0.86rem;
  margin-bottom: 0.35rem;
  word-break: break-word;
}

.timeline-year {
  display: inline-flex;
  margin-bottom: 0.5rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent);
  font-size: 0.75rem;
}

.cert-item {
  padding: 1rem 1.15rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-right: 3px solid var(--accent);
  border-radius: 0.9rem;
}

.cert-item:hover {
  background: color-mix(in srgb, var(--accent) 5%, transparent);
  border-right-color: var(--accent2);
}

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

.portfolio-item {
  padding: 1.2rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 1rem;
  transition: 0.25s ease;
}

.portfolio-item:hover {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.28);
}

.portfolio-title {
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.portfolio-tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.1rem;
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  word-break: break-all;
  transition: 0.2s ease;
}

.portfolio-link:hover {
  color: var(--accent3);
  gap: 0.55rem;
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: auto 0 0;
  background: rgba(10, 10, 15, 0.92);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(20px);
  padding: 0.7rem 0.9rem;
  z-index: 100;
}

.mobile-nav__list {
  display: flex;
  justify-content: space-around;
  gap: 0.35rem;
}

.mobile-nav__link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  color: var(--text-dim);
  font-size: 0.68rem;
  transition: 0.2s ease;
}

.mobile-nav__link i {
  font-size: 1.2rem;
}

.mobile-nav__link.active,
.mobile-nav__link:hover {
  color: var(--accent);
}

.scroll-top {
  position: fixed;
  left: 1.25rem;
  bottom: 5rem;
  width: 42px;
  height: 42px;
  border-radius: 0.85rem;
  background: var(--accent);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 4px 20px color-mix(in srgb, var(--accent) 35%, transparent);
  transition: 0.2s ease;
  z-index: 99;
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.scroll-top:hover {
  transform: translateY(-3px);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .main-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .hero__contacts {
    justify-content: center;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .mobile-nav {
    display: block;
  }

  .page {
    padding-bottom: 5.5rem;
  }
}

@media (max-width: 640px) {
  .page {
    padding-inline: 0.9rem;
  }

  .hero {
    padding: 1.5rem 1.1rem;
  }

  .hero__name {
    font-size: min(var(--hero-name-size), 1.9rem);
  }

  .hero__contact {
    width: 100%;
    justify-content: center;
    border-radius: 0.85rem;
  }

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