:root {
  --bg: #030303;
  --panel: rgba(255, 255, 255, 0.03);
  --line-soft: rgba(255, 255, 255, 0.04);
  --line-strong: rgba(255, 255, 255, 0.08);
  --text: #f3f3f3;
  --muted: #9f9f9f;
  --muted-2: #7e7e7e;
  --button-light: #ece8e8;
  --button-dark: rgba(255, 255, 255, 0.02);
  --max-width: 1720px;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", sans-serif;
  margin: 0;
  padding: 0;
}

h1 {
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  margin: 12px 0 24px;
  font-size: clamp(1rem, 4vw, 3.5rem);
  line-height: 1.2;
  font-weight: 700;
}

p {
  margin: 24px 0 0;
  max-width: 920px;
  font-size: clamp(0.95rem, 1.8vw, 1.05rem);
  line-height: 1.6;
  color: var(--muted-2);
}

#main-background {
  background: var(--bg);
  position: relative;
  width: 100%;
  min-height: 100vh;
}

#navbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 20px 20px;
  background: rgba(10, 10, 10, 0.88);
  backdrop-filter: blur(14px);
  position: fixed;
  z-index: 1000;
  width: 95%;
}

.brand {
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  padding: 0 20px;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 17px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--text);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--text);
  transition: color 0.2s ease;
  transform: translateY(-2px);
}

#social-button_container {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 18px;
  padding: 0 20px;
}

#social-media_buttons {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 0 20px;
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 10px;
  height: 10px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.icon:hover {
  border-color: var(--text);
  transition: border-color 0.2s ease;
  transform: translateY(-2px);
}

.icon img {
  width: 14px;
  height: 14px;
  object-fit: contain;
}

button {
  border: 0.5px solid var(--button-light);
  color: var(--text);
  background-color: var(--bg);
  cursor: pointer;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 18px;
}

@media (max-width: 960px) {
  #navbar {
    grid-template-columns: 1fr;
    justify-items: center;
    border-radius: 28px;
  }

  .brand,
  #social-button_container {
    justify-self: center;
  }

  #social-button_container {
    flex-wrap: wrap;
    justify-content: center;
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 18px;
  }
}

#hero {
  min-height: calc(100vh - 120px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10px 24px 80px;
  position: relative;
}

.hero-content {
  max-width: 1100px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.span-style {
  margin: 0 0 18px;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--muted);
  text-transform: uppercase;
}

#hero h1 {
  margin: 0;
  font-size: clamp(1.25rem, 4.5vw, 4.5rem);
  line-height: 0.95;
  font-weight: 800;
  letter-spacing: -0.055em;
  color: var(--text);
}

#hero h2 {
  margin: 26px 0 0;
  max-width: 980px;
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.35;
  font-weight: 400;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.hero-actions a {
  text-decoration: none;
}

.hero-actions button {
  min-width: 120px;
  height: 44px;
  padding: 0 24px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: 0.2s ease;
}

.btn-light {
  color: var(--text);
  border: 1px solid var(--button-light);
}

.btn-dark {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line-strong);
}

.btn-light:hover,
.btn-dark:hover {
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  #hero {
    padding: 24px 20px 60px;
  }

  .hero-eyebrow {
    font-size: 0.82rem;
    margin-bottom: 14px;
  }

  #hero h1 {
    font-size: clamp(3rem, 16vw, 5rem);
    line-height: 0.98;
  }

  #hero h2 {
    margin-top: 18px;
    font-size: 1rem;
    line-height: 1.5;
  }

  .hero-actions {
    margin-top: 30px;
    gap: 16px;
    width: 100%;
  }

  .hero-actions button {
    width: 100%;
    min-width: unset;
    height: 68px;
  }
}

#about {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: start;
  gap: 32px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 80px;
  scroll-margin-top: 32px;
  color: var(--text);
}

.about-content {
  margin: 0;
}

.icons {
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

#services-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.card-services {
  background: #0d0d0d;
  border: 1px solid #1f1f1f;
  padding: 30px;
  border-radius: 16px;
}

@media (max-width: 960px) {
  #about {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  #services-container {
    grid-template-columns: 1fr;
  }
}

.card-services:hover {
  background: #1a1a1a;
  border-color: #2c2c2c;
  transition:
    background 0.3s ease,
    border-color 0.3s ease;
  transform: translateY(-2px);
}

#services {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 80px;
  scroll-margin-top: 32px;
}

#services-card-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  max-width: 1280px;
  gap: 24px;
}

#services-card-list .card-services {
  padding: 20px;
}

#services-card-list .card-services h3 {
  font-size: 1rem;
  margin: 14px 0 10px;
}

#services-card-list .card-services p {
  font-size: 0.95rem;
  line-height: 1.5;
}

#skills-and-expertise {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 80px;
  scroll-margin-top: 32px;
  text-align: center;
}

#expertise-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 1280px;
}

.tools-container {
  background: #0d0d0d;
  border: 1px solid #1f1f1f;
  padding: 30px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  flex-direction: column;
  margin-top: 20px;
}

.span-tools {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.tools-container span {
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--muted-2);
  border: 0.5px solid var(--line-strong);
  padding: 10px;
  border-radius: 25px;
  margin: 10px;
  text-align: center;
  align-content: center;
}

#technologies-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 20px;
}

#technologies-container img {
  width: 60px;
  height: 60px;
  object-fit: contain;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  padding: 10px;
}

.logo-container {
  border: 0.5px solid var(--line-strong);
}

.logo-container img {
  filter: grayscale(100%);
  transition: filter 0.3s ease;
}

.logo-container img:hover {
  filter: grayscale(0%);
  transform: translateY(-2px);
}

#projects {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 80px;
  scroll-margin-top: 32px;
}

.project-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition:
    transform 0.4s ease,
    filter 0.4s ease;
}

.project-card {
  background: #0d0d0d;
  border: 1px solid #1f1f1f;
  border-radius: 16px;
  overflow: hidden;
  transition:
    background 0.3s ease,
    border-color 0.3s ease;
  position: relative;
  cursor: pointer;
}

.span-style-project {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--muted);
  text-transform: uppercase;
}

.project-tech span {
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text);
  border: 0.5px solid var(--line-strong);
  padding: 5px 10px;
  border-radius: 20px;
}

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

.description {
  max-width: 900px;
  font-size: clamp(0.75rem, 1.5vw, 0.85rem);
  line-height: 1.6;
  color: var(--muted-2);
}

.project-content {
  width: 90%;
  padding: 20px;
  text-align: center;
}

.card-image {
  position: relative;
  overflow: hidden;
}

.gradient-overlay {
  position: absolute;
  inset: 0;

  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.9) 0%,
    rgba(0, 0, 0, 0.6) 40%,
    rgba(0, 0, 0, 0.2) 70%,
    rgba(0, 0, 0, 0) 100%
  );
  transition: background 0.3s ease;
}

.project-card:hover .gradient-overlay {
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.95),
    rgba(0, 0, 0, 0.7),
    rgba(0, 0, 0, 0.1),
    transparent
  );
}

.btn-proj {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.5);

  display: flex;
  align-items: center;
  justify-content: center;

  text-decoration: none;
  backdrop-filter: blur(5px);
  background-color: var(--button-light);
}

.btn-proj:hover {
  background-color: var(--button-dark);
  border-color: var(--text);
  transition:
    background-color 0.3s ease,
    border-color 0.3s ease;
  transform: translateY(-2px);
}

.actions {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);

  display: flex;
  gap: 15px;

  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 2;
}

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

.overlay-icon {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

#projects-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.btn-project {
  margin-bottom: 30px;
}

#contact {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 80px;
  scroll-margin-top: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

#contact-form-container {
  width: 100%;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 34px;
  border: 1px solid #1d1d1d;
  border-radius: 32px;
  background: #050505;
}

.contact-form label {
  color: var(--text);
  font-size: 1rem;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid #252525;
  border-radius: 18px;
  background: #151515;
  color: var(--text);
  font: inherit;
  font-size: 1.05rem;
  padding: 12px 12px;
  outline: none;
}

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

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--muted);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--text);
}

.contact-submit {
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  width: 100%;
  border: 0;
  border-radius: 14px;
  background: #f2f2f2;
  color: #111;
  font-size: 1rem;
  font-weight: 700;
  padding: 20px 24px;
}

.contact-submit:hover {
  transform: translateY(-2px);
}

.button-icon {
  font-size: 1.1rem;
  line-height: 1;
}

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

  .contact-form {
    padding: 24px;
    border-radius: 24px;
  }
}