/* ==========================================
   Components
   ========================================== */

/* === Progress Bar === */
.progress-bar {
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--line);
  z-index: 49;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--success));
  width: 0%;
  transition: width .1s ease-out;
}

/* === Navigation === */
.nav {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--line);
  transition: background-color .35s var(--ease), border-color .35s var(--ease);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 200px;
}

.mark {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--success));
  opacity: .95;
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: .95;
    transform: scale(1);
  }
  50% {
    opacity: .7;
    transform: scale(.92);
  }
}

.brand b {
  font-weight: 650;
  letter-spacing: -0.3px;
  font-size: 15px;
}

.brand span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

/* Nav Links */
.navlinks {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
}

.navlinks a {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  padding: 10px 14px;
  border-radius: 999px;
  position: relative;
  transition: color .25s var(--ease);
}

.navlinks a::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: var(--soft);
  opacity: 0;
  transform: scale(.9);
  transition: opacity .25s var(--ease), transform .25s var(--ease);
}

.navlinks a:hover::before,
.navlinks a.active::before {
  opacity: 1;
  transform: scale(1);
}

.navlinks a:hover,
.navlinks a.active {
  color: var(--text);
}

/* Theme Toggle */
.icon-toggle {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  display: inline-grid;
  place-items: center;
  position: relative;
  transition: transform .25s var(--ease), background .25s var(--ease), border-color .35s var(--ease);
}

.icon-toggle:hover {
  background: var(--soft);
  transform: translateY(-1px) scale(1.05);
}

.icon-toggle:active {
  transform: translateY(0px) scale(.98);
}

[data-theme="dark"] .icon-toggle {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .icon-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 200, 50, 0.4);
}

.icon-toggle span {
  position: absolute;
  font-size: 16px;
  line-height: 1;
  transition: opacity .3s var(--ease), transform .35s var(--ease);
}

.icon-toggle .sun {
  opacity: 0;
  transform: rotate(-90deg) scale(.8);
  filter: drop-shadow(0 0 0px transparent);
}

.icon-toggle .moon {
  opacity: .9;
  transform: rotate(0deg) scale(1);
}

[data-theme="dark"] .icon-toggle .sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
  filter: drop-shadow(0 0 8px rgba(255, 200, 50, 0.8));
  color: #ffd700;
}

[data-theme="dark"] .icon-toggle .moon {
  opacity: 0;
  transform: rotate(90deg) scale(.8);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 90%, var(--text) 10%);
  font-size: 14px;
  color: var(--text);
  font-weight: 600;
  transition: all .3s var(--ease);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-light), transparent);
  opacity: 0;
  transition: opacity .3s var(--ease);
}

.btn:hover::before {
  opacity: 1;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .12);
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
}

.btn:active {
  transform: translateY(-1px);
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 80%, var(--success)));
  color: white;
  border-color: transparent;
  box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 30%, transparent);
}

.btn.primary:hover {
  box-shadow: 0 12px 40px color-mix(in srgb, var(--accent) 40%, transparent);
  transform: translateY(-3px) scale(1.02);
}

/* === Cards & Panels === */
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  background: color-mix(in srgb, var(--bg) 94%, var(--text) 6%);
  position: relative;
  overflow: hidden;
  transition: all .3s var(--ease);
}

.panel::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, var(--accent-light), var(--gradient-end));
  border-radius: var(--radius);
  opacity: 0;
  transition: opacity .3s var(--ease);
  z-index: -1;
}

.panel:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .10);
  border-color: transparent;
}

.panel:hover::before {
  opacity: 1;
}

/* === Chips & Tags === */
.chip {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 90%, var(--text) 10%);
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  transition: all .25s var(--ease);
}

.chip:hover {
  border-color: var(--accent);
  background: var(--accent-light);
  transform: translateY(-2px);
}

.skill-tag {
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 6px;
  background: var(--soft);
  color: var(--muted);
  border: 1px solid var(--line);
  transition: all .2s var(--ease);
  font-weight: 500;
}

.skill-tag:hover {
  background: var(--accent-light);
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* === Toast === */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  background: linear-gradient(135deg, rgba(11, 11, 15, .92), rgba(11, 11, 15, .88));
  color: white;
  padding: 12px 20px;
  border-radius: 12px;
  font-size: 14px;
  display: none;
  align-items: center;
  gap: 10px;
  z-index: 60;
  backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 12px 40px rgba(0, 0, 0, .3);
  border: 1px solid rgba(255, 255, 255, .1);
}

.toast.show {
  display: inline-flex;
  animation: slideUp .4s var(--ease-spring);
}

.toast i {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--success);
}

/* === Footer === */
footer {
  border-top: 1px solid var(--line);
  padding: 48px 0 60px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}