/* ===================================
   YAGIZAKYZ — style.css
   =================================== */

/* Fonts: Bebas Neue (display) + DM Sans (body) */

/* === RESET & BASE === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --black: #0a0a0a;
  --white: #ffffff;
  --grey: #f4f4f4;
  --grey-mid: #999;
  --grey-border: #e0e0e0;
  --accent: #0a0a0a;
  --font-display: 'Bebas Neue', 'Arial Black', sans-serif;
  --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;
  --radius: 10px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  color: var(--black);
  background: var(--white);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: var(--font-body); }

.visually-hidden {
  position: absolute !important;
  height: 1px; width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

/* === SECTION LABEL === */
.section-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grey-mid);
  margin-bottom: 12px;
}

/* === HEADER === */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 200;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.header.scrolled {
  border-bottom-color: var(--grey-border);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  color: var(--black);
  text-decoration: none;
  z-index: 201;
}

/* === HAMBURGER === */
.hamburger {
  position: relative;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  z-index: 201;
  border-radius: 6px;
  transition: background var(--transition);
}

.hamburger:hover { background: var(--grey); }

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), width var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0; width: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* === SLIDE MENU === */
.top-menu {
  position: fixed;
  top: 0; right: -280px;
  width: 280px;
  height: 100vh;
  background: var(--white);
  box-shadow: -4px 0 24px rgba(0,0,0,0.12);
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 300;
  padding: 80px 28px 28px;
  display: flex;
  flex-direction: column;
}

.top-menu.open { right: 0; }

.close-btn {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  border: 1px solid var(--grey-border);
  background: var(--white);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--black);
  transition: background var(--transition), color var(--transition);
}

.close-btn:hover {
  background: var(--black);
  color: var(--white);
}

.nav-list {
  list-style: none;
  flex: 1;
}

.nav-list li { margin: 4px 0; }

.nav-list li a {
  display: block;
  padding: 10px 0;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--black);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), padding-left var(--transition);
}

.nav-list li a:hover {
  border-bottom-color: var(--black);
  padding-left: 6px;
}

.nav-lang a {
  font-size: 0.9rem !important;
  font-weight: 400 !important;
  color: var(--grey-mid) !important;
  letter-spacing: 0.1em !important;
  text-transform: uppercase;
}

.social-icons {
  display: flex;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--grey-border);
}

.social-icons a img {
  width: 28px; height: 28px;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: filter var(--transition), opacity var(--transition);
}

.social-icons a:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

/* === OVERLAY === */
.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 250;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.menu-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* === HERO === */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(0,0,0,0.03) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  text-align: center;
  padding: 80px 20px 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: fadeInUp 0.8s ease both;
}

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

.logo-hero {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 16vw, 12rem);
  letter-spacing: 0.06em;
  line-height: 1;
  color: var(--black);
  margin: 0;
}

.hero-sub {
  margin-top: 16px;
  font-size: clamp(0.8rem, 2vw, 1rem);
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--grey-mid);
  animation: fadeInUp 0.8s 0.15s ease both;
}

.scroll-cta {
  margin-top: clamp(64px, 16vh, 160px);
  width: 56px; height: 56px;
  border-radius: 50%;
  border: 2px solid var(--black);
  background: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
  animation: fadeInUp 0.8s 0.3s ease both;
}

.scroll-cta svg { fill: var(--black); transition: fill var(--transition); }
.scroll-cta:hover { background: var(--black); transform: translateY(3px); }
.scroll-cta:hover svg { fill: var(--white); }
.scroll-cta:focus-visible { outline: 3px solid var(--black); outline-offset: 4px; }

/* === BIO === */
.bio {
  padding: 100px 24px;
  background: var(--white);
}

.bio-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: 1120px;
  margin-inline: auto;
}

.bio-text h2 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 4rem);
  letter-spacing: 0.04em;
  line-height: 1.05;
  margin: 8px 0 28px;
}

.bio-text p {
  font-size: 1.05rem;
  line-height: 1.75;
  color: #333;
  margin-bottom: 18px;
}

.bio-text em { font-style: italic; }

.bio-motto {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--black);
  border-left: 3px solid var(--black);
  padding-left: 14px;
  margin-top: 28px !important;
  line-height: 1.5;
}

.bio-image img {
  width: 100%;
  max-width: 400px;
  border-radius: 16px;
  display: block;
  margin-inline: auto;
  object-fit: cover;
  aspect-ratio: 3/4;
  filter: grayscale(15%);
}

/* === PROJECTS === */
.projects {
  padding: 100px 24px;
  background: var(--grey);
}

.projects-container {
  max-width: 1120px;
  margin-inline: auto;
}

.projects h2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  letter-spacing: 0.04em;
  margin: 8px 0 16px;
}

.projects-intro {
  font-size: 1.05rem;
  line-height: 1.7;
  color: #555;
  max-width: 620px;
  margin-bottom: 48px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

/* Project Card */
.project-card {
  display: block;
  background: var(--white);
  border: 1px solid var(--grey-border);
  border-radius: var(--radius);
  padding: 0;
  cursor: pointer;
  text-align: left;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
  color: inherit;
}

.project-card:hover {
  border-color: var(--black);
  box-shadow: 0 8px 28px rgba(0,0,0,0.1);
  transform: translateY(-2px);
}

.project-card:focus-visible {
  outline: 3px solid var(--black);
  outline-offset: 2px;
}

.card-inner {
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.card-logo {
  width: 52px; height: 52px;
  flex-shrink: 0;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-body { flex: 1; min-width: 0; }

.card-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-body p {
  font-size: 0.85rem;
  color: var(--grey-mid);
  margin: 0;
  line-height: 1.4;
}

.card-arrow {
  font-size: 1.2rem;
  color: var(--grey-mid);
  transition: color var(--transition), transform var(--transition);
  flex-shrink: 0;
}

.project-card:hover .card-arrow {
  color: var(--black);
  transform: translateX(3px);
}

.card-arrow--ext:hover { transform: none; }

/* === MODALS === */
.modal[hidden] { display: none; }

.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 20px;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
}

.modal__dialog {
  position: relative;
  background: var(--white);
  color: var(--black);
  width: min(92vw, 560px);
  max-height: 80vh;
  overflow-y: auto;
  border: 1px solid var(--black);
  padding: 28px;
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.2);
  animation: modalIn 0.25s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal__header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.modal__logo {
  width: 48px; height: 48px;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.05em;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.modal__header h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.modal__tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey-mid);
}

.modal__dialog > p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: #444;
  margin-bottom: 16px;
}

.modal__dialog ul {
  padding-left: 20px;
  margin-top: 8px;
}

.modal__dialog ul li {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #333;
  margin-bottom: 6px;
}

.modal__dialog a {
  color: var(--black);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.modal__close {
  position: absolute;
  top: 14px; right: 14px;
  width: 36px; height: 36px;
  border: 1px solid var(--grey-border);
  background: var(--white);
  cursor: pointer;
  border-radius: 8px;
  font-size: 20px;
  line-height: 1;
  display: flex; align-items: center; justify-content: center;
  color: var(--black);
  transition: background var(--transition), color var(--transition);
}

.modal__close:hover { background: var(--black); color: var(--white); }

body.no-scroll { overflow: hidden; }

/* === SERVICES === */
.services {
  padding: 100px 24px;
  background: var(--white);
}

.services-container {
  max-width: 1120px;
  margin-inline: auto;
}

.services h2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  letter-spacing: 0.04em;
  margin: 8px 0 48px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.service-card {
  border: 1px solid var(--grey-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.service-card:hover {
  border-color: var(--black);
  box-shadow: 0 8px 24px rgba(0,0,0,0.07);
  transform: translateY(-3px);
}

.service-icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
  display: block;
}

.service-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--black);
}

.service-card p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #555;
  margin: 0;
}

/* === CONTACT === */
.contact {
  padding: 100px 24px;
  background: var(--black);
  color: var(--white);
}

.contact-container {
  max-width: 800px;
  margin-inline: auto;
  text-align: center;
}

.contact .section-label {
  color: rgba(255,255,255,0.4);
}

.contact h2 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  letter-spacing: 0.06em;
  margin: 8px 0 28px;
  color: var(--white);
}

.contact-intro {
  font-size: 1.1rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.65);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 48px;
}

.contact-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.contact-mail {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  border-bottom: 2px solid rgba(255,255,255,0.3);
  padding-bottom: 4px;
  transition: border-color var(--transition), color var(--transition);
}

.contact-mail:hover {
  border-bottom-color: var(--white);
  color: var(--white);
}

.contact-social {
  display: flex;
  gap: 16px;
}

.contact-social a img {
  width: 28px; height: 28px;
  filter: grayscale(100%) invert(1);
  opacity: 0.5;
  transition: opacity var(--transition);
}

.contact-social a:hover img { opacity: 1; }

/* === FOOTER === */
.site-footer {
  background: var(--black);
  color: rgba(255,255,255,0.5);
  padding: 28px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-container {
  max-width: 1120px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.8);
}

.site-footer p {
  font-size: 0.85rem;
  margin: 0;
}

.footer-note {
  font-style: italic;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.3);
}

/* === SCROLL HEADER EFFECT === */
.header.scrolled {
  border-bottom-color: var(--grey-border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .bio-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .bio-motto {
    text-align: left;
  }

  .bio-image img {
    max-width: 260px;
    aspect-ratio: 1;
  }

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

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

  .footer-container {
    flex-direction: column;
    text-align: center;
  }

  .logo-hero {
    font-size: clamp(3rem, 18vw, 6rem);
  }

  .modal__dialog {
    padding: 20px;
    max-height: 85vh;
  }

  .card-inner {
    padding: 18px;
    gap: 14px;
  }

  .card-logo {
    width: 44px; height: 44px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .header { padding: 0 16px; }
  .bio, .projects, .services, .contact { padding: 72px 16px; }
  .contact-mail { font-size: 1rem; }
}

/* === FOCUS STYLES === */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--black);
  outline-offset: 3px;
  border-radius: 4px;
}

/* === PREVENT CONTEXT MENU / DRAG === */
img { -webkit-user-drag: none; user-drag: none; }

/* === PRINT === */
@media print {
  .header, .hamburger, .top-menu, .menu-overlay, .scroll-cta { display: none; }
  .hero { min-height: auto; padding: 40px 0; }
}