/* ============================================
   COMPONENTS — Nav, Buttons, Cards, Tags, Forms
   ============================================ */

/* ======================
   NAVIGATION
   ====================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(20, 21, 21, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: var(--z-nav);
  border-bottom: 2px solid var(--accent-purple);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--text-primary);
  z-index: var(--z-nav);
}

.nav__monogram {
  width: 42px;
  height: 42px;
  background: var(--accent-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-lg);
  color: var(--bg-primary);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  transition: transform var(--transition-p5-snap);
}

.nav__logo:hover .nav__monogram {
  transform: rotate(30deg) scale(1.1);
}

.nav__logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--accent-teal);
  transform: skewX(-20deg);
  transition: width var(--transition-p5);
}

.nav__link:hover,
.nav__link.active {
  color: var(--text-primary);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: var(--z-nav);
  padding: var(--space-sm);
}

.nav__hamburger-line {
  width: 28px;
  height: 3px;
  background: var(--text-primary);
  transition: transform var(--transition-p5), opacity var(--transition-fast);
  transform-origin: center;
}

.nav__hamburger.active .nav__hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}
.nav__hamburger.active .nav__hamburger-line:nth-child(2) {
  opacity: 0;
}
.nav__hamburger.active .nav__hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Nav */
.nav__mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 70%;
  max-width: 320px;
  height: 100vh;
  background: var(--bg-secondary);
  border-left: 3px solid var(--accent-purple);
  padding: calc(var(--nav-height) + var(--space-2xl)) var(--space-2xl) var(--space-2xl);
  flex-direction: column;
  gap: var(--space-lg);
  transition: right var(--transition-p5-dramatic);
  z-index: calc(var(--z-nav) - 1);
}

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

.nav__mobile-menu .nav__link { font-size: var(--text-2xl); display: block; }

.nav__mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: calc(var(--z-nav) - 2);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.nav__mobile-overlay.visible { opacity: 1; }

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

/* ======================
   BUTTONS
   ====================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.85rem 2rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: transform var(--transition-p5-snap), box-shadow var(--transition-p5), background var(--transition-fast);
}

.btn-primary {
  background: var(--accent-teal);
  color: var(--bg-primary);
  clip-path: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  padding: 0.85rem 2.5rem;
}

.btn-primary:hover {
  background: var(--accent-teal-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-teal);
  color: var(--bg-primary);
}

.btn-secondary {
  background: transparent;
  color: var(--accent-purple);
  border: 2px solid var(--accent-purple);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  padding: 0.75rem 2.2rem;
}

.btn-secondary:hover {
  background: var(--accent-purple-subtle);
  color: var(--accent-purple-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-purple);
}

.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid rgba(255,255,255,0.1);
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
  transition: all var(--transition-p5-snap);
}

.btn-icon:hover {
  background: var(--accent-purple);
  color: var(--bg-primary);
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-purple);
}

.btn-icon svg { width: 20px; height: 20px; fill: currentColor; }

/* ======================
   SECTION HEADER
   ====================== */
.section-header {
  position: relative;
  margin-bottom: var(--space-3xl);
}

.section-header__number {
  font-family: var(--font-display);
  font-size: clamp(5rem, 12vw, 9rem);
  font-weight: 900;
  color: var(--accent-purple-subtle);
  position: absolute;
  top: -50px;
  left: -10px;
  line-height: 1;
  user-select: none;
  pointer-events: none;
  z-index: 0;
}

.section-header__title {
  position: relative;
  z-index: 1;
  display: inline-block;
}

.section-header__title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--accent-teal);
  transform: skewX(-20deg);
}

.section-header__subtitle {
  margin-top: var(--space-lg);
  font-size: var(--text-lg);
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
}

/* ======================
   PROJECT CARDS
   ====================== */
.project-card {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
  transition: transform var(--transition-p5), box-shadow var(--transition-p5);
  cursor: pointer;
  text-decoration: none;
  color: var(--text-primary);
  display: block;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-purple);
  color: var(--text-primary);
}

.project-card__image {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--accent-purple-dark) 0%, var(--bg-tertiary) 100%);
  position: relative;
  overflow: hidden;
}

.project-card__image::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 100%;
  height: 60px;
  background: var(--bg-secondary);
  clip-path: polygon(0 100%, 100% 30%, 100% 100%);
}

.project-card__content { padding: var(--space-lg) var(--space-xl) var(--space-xl); }

.project-card__tag {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-teal);
  margin-bottom: var(--space-sm);
}

.project-card__title { font-size: var(--text-2xl); margin-bottom: var(--space-sm); }

.project-card__desc { font-size: var(--text-sm); color: var(--text-muted); line-height: 1.5; }

.project-card--gdd .project-card__image {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--accent-teal-dark) 0%, var(--bg-tertiary) 100%);
}

.project-card--gdd:hover { box-shadow: var(--shadow-teal); }

/* ======================
   SKILL BADGES
   ====================== */
.skill-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--bg-tertiary);
  border: 1px solid rgba(153, 132, 212, 0.2);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  padding: 0.6rem 1.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  transition: all var(--transition-p5-snap);
}

.skill-badge:hover {
  background: var(--accent-purple);
  color: var(--bg-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-purple);
}

/* ======================
   FORM ELEMENTS
   ====================== */
.form-group { margin-bottom: var(--space-lg); }

.form-label {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.85rem var(--space-lg);
  background: var(--bg-tertiary);
  border: 2px solid rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px var(--accent-purple-glow);
}

.form-textarea { min-height: 140px; resize: vertical; }

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