:root {
  --bg: #030708;
  --bg-soft: #060b0d;
  --surface: #0b1012;
  --surface-2: #101619;
  --surface-3: #141a1d;
  --border: rgba(255, 255, 255, 0.075);
  --border-strong: rgba(255, 255, 255, 0.12);
  --text: #f3f5f5;
  --muted: #9da5a7;
  --muted-2: #70797c;
  --accent: #8fce63;
  --accent-dark: #659f42;
  --accent-soft: rgba(143, 206, 99, 0.12);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
  --radius: 8px;
  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 82px;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(
      circle at 82% 10%,
      rgba(82, 115, 85, 0.07),
      transparent 22rem
    ),
    var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
}

img {
  display: block;
  max-width: 100%;
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

/* ================= HEADER ================= */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  height: 66px;
  background: rgba(3, 7, 8, 0.82);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: 0.25s ease;
}

.site-header.scrolled {
  border-bottom-color: var(--border);
  background: rgba(3, 7, 8, 0.94);
}

.nav-wrap {
  height: 100%;
  display: flex;
  align-items: center;
}

.brand {
  color: var(--accent);
  font-size: 29px;
  font-weight: 800;
  letter-spacing: -1.5px;
  width: 170px;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
  flex: 1;
}

.nav-link {
  position: relative;
  padding: 24px 0 18px;
  color: #d7dbdc;
  font-size: 13px;
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link span {
  position: absolute;
  left: 50%;
  bottom: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  transform: translateX(-50%) scale(0);
  transition: transform 0.2s ease;
}

.nav-link.active span {
  transform: translateX(-50%) scale(1);
}

.social-links {
  display: flex;
  justify-content: flex-end;
  gap: 22px;
  width: 170px;
}

.social-links a {
  color: #e8ebeb;
  font-size: 18px;
  transition: color 0.2s ease, transform 0.2s ease;
}

.social-links a:hover {
  color: var(--accent);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: transparent;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}

/* ================= GLOBAL SECTIONS ================= */

.section {
  padding: 62px 0;
}

.hero {
  min-height: 590px;
  padding-top: 116px;
  padding-bottom: 48px;
}

.section-heading {
  margin-bottom: 28px;
}

.section-heading h2 {
  display: inline-block;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.2px;
}

.section-heading > span {
  display: block;
  width: 38px;
  height: 2px;
  margin-top: 8px;
  background: var(--accent);
}

.section-heading.compact {
  margin-bottom: 14px;
}

.section-heading.compact h2 {
  font-size: 21px;
}

/* ================= HERO ================= */

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 28px;
}

.hero-content {
  position: relative;
  z-index: 3;
  padding-left: 22px;
}

.eyebrow {
  margin-bottom: 11px;
  color: var(--accent);
  font-size: 14px;
}

.hero h1 {
  max-width: 550px;
  font-size: clamp(46px, 5vw, 56px);
  line-height: 1.06;
  letter-spacing: -1.7px;
  margin-bottom: 15px;
}

.hero h2 {
  margin-bottom: 15px;
  font-size: 17px;
  font-weight: 500;
  color: #f0f1f1;
}

.hero h2 span {
  color: var(--accent);
}

.hero-description {
  max-width: 470px;
  color: #a6adaf;
  font-size: 14px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 13px;
  margin-top: 24px;
}

.btn {
  min-height: 44px;
  padding: 0 21px;
  border-radius: 5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  color: #10150e;
  box-shadow: 0 8px 22px rgba(143, 206, 99, 0.12);
}

.btn-primary:hover {
  background: #a5dd7e;
  transform: translateY(-2px);
}

.btn-outline {
  border: 1px solid var(--border-strong);
  color: #f1f3f3;
  background: rgba(255, 255, 255, 0.015);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-visual {
  position: relative;
  height: 440px;
  isolation: isolate;
}

.hero-photo {
  position: absolute;
  top: 43px;
  left: 65px;
  
  right: auto;

  width: 360px;
  height: 360px;

  z-index: 2;
  overflow: hidden;
  border-radius: 50%;
}

.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      90deg,
      rgba(3, 7, 8, 0.3),
      transparent 38%,
      transparent 75%,
      rgba(3, 7, 8, 0.35)
    );
  pointer-events: none;
}

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

.hero-orbit {
  position: absolute;
  width: 410px;
  height: 410px;
  left: 40px;
  top: 18px;
  border: 1px solid rgba(143, 206, 99, 0.08);
  border-radius: 50%;
  transform: rotate(-18deg);
  z-index: 1;
}

.hero-orbit::before {
  content: "";
  position: absolute;
  inset: 24px;
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 50%;
}

.dot-pattern {
  position: absolute;
  top: 50px;
  right: 0;
  width: 130px;
  height: 190px;
  z-index: 0;
  opacity: 0.5;
  background-image:
    radial-gradient(
      circle,
      rgba(143, 206, 99, 0.32) 1.2px,
      transparent 1.4px
    );
  background-size: 18px 18px;
  mask-image: linear-gradient(90deg, transparent, #000);
}

.code-decoration {
  position: absolute;
  z-index: 1;
  left: 0;
  top: 35px;
  width: 260px;
  color: rgba(139, 151, 155, 0.09);
  font-family: Consolas, monospace;
  font-size: 10px;
  line-height: 1.8;
  transform: rotate(-3deg);
}

/* ================= ABOUT ================= */

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

.about-card {
  display: grid;
  grid-template-columns: 1fr 1.45fr;
  gap: 25px;
  padding: 28px 30px;
  background:
    linear-gradient(
      135deg,
      rgba(15, 21, 23, 0.98),
      rgba(10, 15, 17, 0.98)
    );
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.about-copy {
  padding-right: 15px;
  border-right: 1px solid var(--border);
}

.about-copy p {
  max-width: 330px;
  color: #9da5a7;
  font-size: 13px;
  line-height: 1.85;
  margin-bottom: 6px;
}

.about-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 11px;
}

.fact-card {
  min-height: 92px;
  padding: 13px 10px;
  border: 1px solid rgba(255, 255, 255, 0.035);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.025);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.fact-card i {
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 18px;
}

.fact-card strong {
  color: #f0f2f2;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.3;
}

.fact-card small {
  margin-top: 4px;
  color: #8b9395;
  font-size: 11px;
}

/* ================= SKILLS ================= */

.skills-section {
  padding-top: 38px;
  padding-bottom: 28px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  align-items: start;
  gap: 10px;
}

.skill {
  min-width: 0;
  min-height: 82px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 7px;
}

.skill i,
.skill-mark {
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  font-weight: 800;
}

.skill > span:last-child {
  color: #b7bec0;
  font-size: 12px;
}

.python { color: #e6edf2; }
.django-mark { color: #2aa875; font-size: 35px; }
.drf-mark { color: #c44949; font-size: 27px; }
.postgres { color: #4d86b8; }
.redis { color: #e33d31; }
.docker { color: #328fc4; }
.git { color: #e64e2d; }
.linux { color: #e6e6e6; }
.nginx { color: #77bd46; }
.celery { color: #8dca55; }

/* ================= PROJECTS ================= */

.projects-section {
  padding-top: 24px;
  padding-bottom: 30px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 17px;
}

.project-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: #0a0f11;
  transition:
    transform 0.25s ease,
    border-color 0.25s ease;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: rgba(143, 206, 99, 0.23);
}

.project-image {
  height: 135px;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: #0f1518;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.project-card:hover .project-image img {
  transform: scale(1.025);
}

.project-body {
  padding: 16px 17px 18px;
}

.project-body h3 {
  margin-bottom: 8px;
  font-size: 16px;
  font-weight: 600;
}

.project-body h3 i {
  float: right;
  color: var(--accent);
  font-size: 13px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 10px;
}

.tags span {
  padding: 4px 7px;
  border-radius: 3px;
  background: #151c1f;
  color: #9da5a7;
  font-size: 11px;
}

.project-body p {
  min-height: 46px;
  color: #8f989a;
  font-size: 12px;
  line-height: 1.7;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
}

/* ================= STATS ================= */

.stats-section {
  padding-top: 0;
  padding-bottom: 35px;
}

.stats-card {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 26px 22px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #090e10;
}

.stat {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.stat + .stat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: var(--border);
}

.stat i {
  margin-bottom: 4px;
  color: var(--accent);
  font-size: 18px;
}

.stat strong {
  font-size: 22px;
  font-weight: 500;
}

.stat span {
  color: #7f888a;
  font-size: 11px;
}

/* ================= CONTACT ================= */

.contact-section {
  padding-top: 20px;
  padding-bottom: 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.05fr 0.82fr 1.25fr;
  gap: 15px;
  align-items: start;
}

.contact-intro {
  padding: 16px 16px 18px 17px;
}

.contact-intro p {
  max-width: 260px;
  margin: 11px 0 20px;
  color: #8f989a;
  font-size: 13px;
  line-height: 1.8;
}

.contact-info {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: #0b1012;
}

.contact-item {
  min-height: 76px;
  padding: 14px 15px;
  display: flex;
  align-items: center;
  gap: 13px;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s ease;
}

.contact-item:last-child {
  border-bottom: 0;
}

a.contact-item:hover {
  background: rgba(255, 255, 255, 0.025);
}

.contact-item > i {
  width: 19px;
  color: var(--accent);
  font-size: 16px;
  text-align: center;
}

.contact-item span {
  min-width: 0;
  color: #d4d9da;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.contact-item small {
  display: block;
  margin-bottom: 2px;
  color: #737d80;
  font-size: 12px;
}

/* ================= FORM ================= */

.contact-form {
  padding: 21px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: linear-gradient(145deg, #0b1012, #0e1416);
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 12px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  color: #b9c0c2;
  font-size: 12px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.075);
  border-radius: 4px;
  outline: 0;
  background: #070c0e;
  color: #f1f3f3;
  padding: 11px 12px;
  font-size: 11px;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.form-group input {
  height: 42px;
}

.form-group textarea {
  min-height: 94px;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #566063;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(143, 206, 99, 0.65);
  box-shadow: 0 0 0 3px rgba(143, 206, 99, 0.07);
}

.form-submit {
  width: 100%;
  margin-top: 2px;
}

.form-status {
  min-height: 14px;
  margin-top: 8px;
  color: var(--accent);
  text-align: center;
  font-size: 9px;
}

/* ================= FOOTER ================= */

.site-footer {
  margin-top: 28px;
  border-top: 1px solid var(--border);
}

.footer-wrap {
  min-height: 45px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #687174;
  font-size: 11px;
}

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

/* ================= ANIMATION ================= */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.65s ease,
    transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ================= TABLET ================= */

@media (max-width: 900px) {

  .container {
    width: min(calc(100% - 40px), var(--container));
  }

  .brand,
  .social-links {
    width: 100px;
  }

  .main-nav {
    gap: 20px;
  }

  .hero-grid {
    grid-template-columns: 1fr 0.95fr;
  }

  .hero-content {
    padding-left: 8px;
  }

  .hero-visual {
    height: 390px;
  }

  .hero-orbit {
    width: 340px;
    height: 340px;
  }

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

  .about-copy {
    padding-right: 0;
    padding-bottom: 18px;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .about-copy p {
    max-width: none;
  }

  .skills-grid {
    grid-template-columns: repeat(5, 1fr);
    row-gap: 22px;
  }

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

  .contact-form {
    grid-column: 1 / -1;
  }
}

/* ================= MOBILE ================= */

@media (max-width: 700px) {

  html {
    scroll-padding-top: 70px;
  }

  .container {
    width: min(calc(100% - 30px), var(--container));
  }

  .site-header {
    height: 58px;
  }

  .brand {
    width: auto;
    margin-right: auto;
    font-size: 22px;
  }

  .social-links {
    width: auto;
    margin-right: 17px;
    gap: 14px;
  }

  .social-links a {
    font-size: 13px;
  }

  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: 58px;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 15px 16px;
    background: rgba(5, 9, 10, 0.98);
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: 0.25s ease;
  }

  .main-nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    padding: 12px 4px;
    font-size: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  }

  .nav-link span {
    left: auto;
    right: 4px;
    bottom: 50%;
    transform: translateY(50%) scale(0);
  }

  .nav-link.active span {
    transform: translateY(50%) scale(1);
  }

  .section {
    padding: 45px 0;
  }

  .hero {
    min-height: auto;
    padding-top: 93px;
    padding-bottom: 25px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .hero-content {
    padding-left: 0;
  }

  .hero h1 {
    font-size: clamp(37px, 11vw, 48px);
  }

  .hero-description {
    max-width: 500px;
    font-size: 13px;
  }

  .hero-visual {
    height: 330px;
    margin-top: -4px;
  }

  .hero-photo {
  width: min(280px, calc(100vw - 40px));
  height: min(280px, calc(100vw - 40px));

  top: 18px;
  left: 50%;
  right: auto;
  bottom: auto;

  transform: translateX(-50%);
  }

  .hero-orbit {
    width: 310px;
    height: 310px;
    left: 50%;
    top: 3px;
    transform: translateX(-50%);
  }

  .dot-pattern {
    right: 0;
    top: 25px;
  }

  .code-decoration {
    left: 3%;
    top: 20px;
  }

  .about-card {
    padding: 20px 16px;
  }

  .about-copy p {
    font-size: 13px;
  }

  .about-facts {
    grid-template-columns: repeat(2, 1fr);
  }

  .skills-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 18px 5px;
  }

  .skill {
    min-height: 64px;
  }

  .skill i,
  .skill-mark {
    font-size: 25px;
  }

  .skill > span:last-child {
    font-size: 8px;
  }

  .projects-grid {
    grid-template-columns: 1fr;
    gap: 13px;
  }

  .project-image {
    height: 165px;
  }

  .project-body {
    padding: 14px;
  }

  .project-body p {
    min-height: 0;
    font-size: 13px;
  }

  .stats-card {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 0;
  }

  .stat:nth-child(3)::before {
    display: none;
  }

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

  .contact-intro {
    padding: 0 2px 7px;
  }

  .contact-form {
    grid-column: auto;
  }

  .footer-wrap {
    padding: 10px 0;
    gap: 10px;
    flex-wrap: wrap;
  }
}

/* ================= SMALL MOBILE ================= */

@media (max-width: 430px) {

  .social-links {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .skills-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .skill > span:last-child {
    font-size: 13px;
  }

  .about-facts {
    gap: 7px;
  }
}

/* ================= REDUCED MOTION ================= */

@media (prefers-reduced-motion: reduce) {

  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ================= MOBILE MENU ICONS ================= */

.nav-icon-close {
  display: none;
}

.nav-toggle[aria-expanded="true"] .nav-icon-bars {
  display: none;
}

.nav-toggle[aria-expanded="true"] .nav-icon-close {
  display: inline-block;
}

.image-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 30px;
}

.image-modal img {
  max-width: 90%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 12px;
}

.close-image {
  position: absolute;
  top: 20px;
  right: 30px;
  color: white;
  font-size: 40px;
  cursor: pointer;
}