.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: 64px;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--title);
  letter-spacing: 0.02em;
  cursor: pointer;
  text-decoration: none;
  user-select: none;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav__link {
  position: relative;
  padding: 0.45rem 1.1rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-radius: 100px;
  border: none;
  background: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.nav__link:hover {
  color: var(--title);
  background: var(--subtle);
}

.nav__link.is-active {
  color: var(--title);
  background: var(--subtle-hover);
}

.theme-toggle {
  margin-left: 0.8rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  flex-shrink: 0;
}

.theme-toggle:hover {
  background: var(--subtle-hover);
  border-color: var(--accent);
}

.theme-toggle svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: none !important;
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}

.nav__hamburger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--title);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.nav__hamburger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__hamburger.is-open span:nth-child(2) { opacity: 0; }
.nav__hamburger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav__mobile {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0;
  z-index: 199;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
  padding: 1rem;
  flex-direction: column;
  gap: 0.25rem;
  backdrop-filter: blur(18px);
}

.nav__mobile.is-open {
  display: flex;
}

.nav__mobile-link {
  padding: 0.75rem 1rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 10px;
  text-decoration: none;
  border: none;
  background: none;
  cursor: pointer;
  text-align: left;
}

.nav__mobile-link:hover,
.nav__mobile-link.is-active {
  background: var(--subtle-hover);
  color: var(--title);
}



.footer {
  background: var(--footer-bg);
  padding: 3.5rem 0;
  margin-top: auto;
}

.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer__brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--footer-text);
}

.footer__sub {
  font-size: 0.76rem;
  color: var(--footer-text);
  opacity: 0.6;
  margin-top: 0.25rem;
  font-family: 'DM Sans', sans-serif;
  letter-spacing: 0.06em;
}

.footer__socials {
  display: flex;
  gap: 0.7rem;
  align-items: center;
}

.footer__social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--footer-text);
  opacity: 0.7;
  text-decoration: none;
}

.footer__social-link:hover {
  opacity: 1;
  border-color: var(--footer-text);
}

.footer__social-link svg {
  width: 15px;
  height: 15px;
  transition: none !important;
}

.footer__copy {
  font-size: 0.72rem;
  font-family: 'DM Sans', sans-serif;
  color: var(--footer-text);
  opacity: 0.4;
}


.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 2.4rem;
  border-radius: 100px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.80rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.btn--hero {
  background: #ffffff;
  color: #1a1410;
  transition: opacity 0.2s, transform 0.2s;
}
.btn--hero:hover { opacity: 0.92; transform: translateY(-1px); }

.btn--hero-outline {
  background: transparent;
  color: #ffffff;
  border: 1.5px solid rgba(255,255,255,0.4);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.btn--hero-outline:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.75);
  transform: translateY(-1px);
}

.btn--accent {
  background: var(--accent);
  color: #fff;
  transition: opacity 0.2s, transform 0.2s;
}
.btn--accent:hover { opacity: 0.88; transform: translateY(-1px); }

.btn--ghost {
  background: var(--subtle);
  color: var(--title);
  border: 1px solid var(--card-border);
  transition: background 0.2s;
}
.btn--ghost:hover { background: var(--subtle-hover); }


.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s cubic-bezier(0.22,1,0.36,1),
              box-shadow 0.3s cubic-bezier(0.22,1,0.36,1),
              border-color 0.3s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
}


.chip {
  display: inline-flex;
  padding: 0.38rem 1rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  background: var(--chip-bg);
  border: 1px solid var(--chip-border);
  border-radius: 100px;
  color: var(--title);
}

.project-tag {
  display: inline-flex;
  padding: 0.32rem 0.9rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.70rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--card-border);
  border-radius: 100px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1.2rem 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s cubic-bezier(0.22,1,0.36,1),
              border-color 0.25s,
              box-shadow 0.25s;
}

.contact-item:hover {
  transform: translateX(6px);
  border-color: var(--accent);
  box-shadow: var(--shadow-hover);
}

.contact-item__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--subtle);
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
}

.contact-item__icon svg {
  width: 18px;
  height: 18px;
  transition: none !important;
}

.contact-item__label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-item__value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--title);
  margin-top: 0.15rem;
}


.feat-card {
  padding: 2rem 1.75rem;
}

.feat-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--subtle);
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.4rem;
  color: var(--accent);
}

.feat-card__icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: none !important;
}

.feat-card__title {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--title);
  margin-bottom: 0.6rem;
}

.feat-card__desc {
  font-size: 0.85rem;
  line-height: 1.72;
  color: var(--text-muted);
}


@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
}