/* =========================================================
   COMPONENTS — Buttons, Cards, Tags, Nav, etc.
   ========================================================= */

/* ── ── ── ── ── ── ── ── ── ── ──
   BUTTONS
   ── ── ── ── ── ── ── ── ── ── ── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-family);
  font-size: var(--text-sm);
  font-weight: var(--font-label);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-6);
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    filter var(--transition-base),
    transform var(--transition-fast);
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

/* Primary CTA — Metallic Goldenrod */
.btn-primary {
  background: var(--gradient-gold);
  color: var(--on-primary);
}

.btn-primary:hover {
  filter: brightness(1.10);
}

/* Secondary — Ghost */
.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 1px solid rgba(255, 228, 175, 0.25);
}

.btn-secondary:hover {
  background: var(--surface-container-high);
  border-color: rgba(255, 228, 175, 0.4);
}

/* Gold Outline — Matches Contact Button Accent (smaller size) */
.btn-gold-outline {
  background: transparent;
  color: var(--primary-dim);
  border: 1px solid var(--primary-dim);
  font-size: var(--text-xs);
  padding: 6px 14px;
}

.btn-gold-outline:hover {
  background: rgba(250, 189, 0, 0.12);
  border-color: var(--primary-container);
  color: var(--primary);
}

/* Tertiary — Text link style */
.btn-tertiary {
  background: transparent;
  color: var(--secondary);
  padding-inline: 0;
  letter-spacing: var(--tracking-normal);
  text-transform: none;
  font-size: var(--text-base);
  font-weight: var(--font-label);
}

.btn-tertiary::after {
  content: ' →';
  transition: transform var(--transition-base);
  display: inline-block;
}

.btn-tertiary:hover::after {
  transform: translateX(5px);
}

/* ── ── ── ── ── ── ── ── ── ── ──
   NAVIGATION BAR
   ── ── ── ── ── ── ── ── ── ── ── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(53, 53, 52, 0.6);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(79, 70, 50, 0.12);
  transition: background var(--transition-base);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  font-size: var(--text-lg);
  font-weight: var(--font-headline);
  letter-spacing: var(--tracking-tight);
  color: var(--on-surface);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav__logo span {
  color: var(--primary-container);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--font-label);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--on-surface-variant);
  transition: color var(--transition-base);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-container);
  transition: width var(--transition-base);
  border-radius: var(--radius-pill);
}

.nav__link:hover,
.nav__link.active {
  color: var(--on-surface);
}

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

.nav__cta {
  margin-left: var(--space-4);
}

/* ── ── ── ── ── ── ── ── ── ── ──
   PROJECT CARDS
   ── ── ── ── ── ── ── ── ── ── ── */

.card {
  position: relative;
  background: var(--surface-container-low);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition:
    background-color var(--transition-base),
    transform var(--transition-slow);
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(137, 208, 237, 0.07) 0%,
    transparent 65%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.card:hover {
  background: var(--surface-container-high);
}

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

.card__image-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: clamp(12vh, 20vh, 25vh);
  background: var(--surface-container-highest);
  overflow: hidden;
}

.card__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms ease;
  filter: brightness(0.85) saturate(0.9);
}

.card:hover .card__image-wrap img {
  transform: scale(1.04);
  filter: brightness(0.95) saturate(1.1);
}

.card__body {
  padding: clamp(0.75rem, 1.5vh, 1.25rem);
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(0.25rem, 0.5vw, 0.5rem);
  margin-bottom: clamp(0.3rem, 0.8vh, 0.6rem);
}

.card__title {
  font-size: clamp(1.05rem, 1.2vw, 1.3rem);
  font-weight: var(--font-subhead);
  letter-spacing: var(--tracking-snug);
  color: var(--on-surface);
  margin-bottom: clamp(0.25rem, 0.5vh, 0.5rem);
  line-height: var(--leading-snug);
}

.card__description {
  font-size: clamp(0.8rem, 0.85vw, 0.875rem);
  color: var(--on-surface-variant);
  line-height: 1.45;
  margin-bottom: clamp(0.5rem, 1vh, 0.85rem);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

/* ── ── ── ── ── ── ── ── ── ── ──
   TAG / CHIP
   ── ── ── ── ── ── ── ── ── ── ── */

.tag {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: var(--font-label);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  padding: 3px var(--space-3);
  border-radius: var(--radius);
  background: rgba(0, 98, 123, 0.3);
  color: var(--secondary-fixed);
  transition: background var(--transition-base);
}

.tag:hover {
  background: rgba(0, 98, 123, 0.5);
}

.tag--gold {
  background: rgba(250, 189, 0, 0.15);
  color: var(--primary-container);
}

.tag--teal {
  background: rgba(0, 77, 64, 0.3);
  color: var(--tertiary);
}

/* ── ── ── ── ── ── ── ── ── ── ──
   SKILL BLOCK
   ── ── ── ── ── ── ── ── ── ── ── */

.skill-block {
  background: var(--surface-container-high);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: background var(--transition-base);
}

.skill-block:hover {
  background: var(--surface-container-highest);
}

.skill-block__category {
  font-size: var(--text-xs);
  font-weight: var(--font-label);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--primary-container);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.skill-block__category::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  background: var(--primary-container);
  border-radius: 50%;
}

.skill-block__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skill-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--on-surface-variant);
  line-height: 1.4;
}

.skill-item__icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--tertiary);
}

/* ── ── ── ── ── ── ── ── ── ── ──
   EXPERIENCE TIMELINE
   ── ── ── ── ── ── ── ── ── ── ── */

.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: var(--space-8);
  align-start: start;
}

.timeline-item__meta {
  padding-top: var(--space-1);
}

.timeline-item__date {
  font-size: var(--text-xs);
  font-weight: var(--font-label);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: var(--space-2);
}

.timeline-item__company {
  font-size: var(--text-sm);
  color: var(--on-surface-variant);
}

.timeline-item__role {
  font-size: var(--text-2xl);
  font-weight: var(--font-subhead);
  color: var(--on-surface);
  letter-spacing: var(--tracking-snug);
  margin-bottom: var(--space-5);
  line-height: var(--leading-snug);
}

.timeline-item__points {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.timeline-point {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--on-surface-variant);
  line-height: var(--leading-body);
}

.timeline-point__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--tertiary);
  margin-top: 3px;
}

/* ── ── ── ── ── ── ── ── ── ── ──
   FOOTER
   ── ── ── ── ── ── ── ── ── ── ── */

.footer {
  background: var(--surface-container-low);
  padding-block: var(--space-12);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.footer__copy {
  font-size: var(--text-sm);
  color: var(--outline);
  letter-spacing: var(--tracking-wide);
}

.footer__links {
  display: flex;
  gap: var(--space-6);
}

.footer__link {
  font-size: var(--text-sm);
  font-weight: var(--font-label);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--on-surface-variant);
  transition: color var(--transition-base);
}

.footer__link:hover {
  color: var(--primary);
}

/* ── ── ── ── ── ── ── ── ── ── ──
   MODAL & CONTACT FORM
   ── ── ── ── ── ── ── ── ── ── ── */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(18, 18, 18, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: var(--surface-container-low);
  border: 1px solid rgba(250, 189, 0, 0.15);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 500px;
  padding: var(--space-8);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transform: translateY(20px) scale(0.95);
  transition: transform var(--transition-base) cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.is-open .modal-container {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

.modal-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-headline);
  color: var(--on-surface);
  letter-spacing: var(--tracking-snug);
}

.modal-close {
  color: var(--on-surface-variant);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.modal-close:hover {
  background: var(--surface-container-high);
  color: var(--on-surface);
}

.modal-desc {
  font-size: var(--text-base);
  color: var(--on-surface-variant);
  line-height: var(--leading-body);
  margin-bottom: var(--space-6);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group label {
  font-size: var(--text-xs);
  font-weight: var(--font-label);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--secondary);
}

.form-group input,
.form-group textarea {
  background: var(--surface-container-highest);
  border: 1px solid rgba(79, 70, 50, 0.2);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-family);
  font-size: var(--text-base);
  color: var(--on-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-container);
  box-shadow: 0 0 0 2px rgba(250, 189, 0, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: var(--space-2);
  position: relative;
}

.spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  border-top-color: var(--on-primary);
  animation: spin 1s linear infinite;
  position: absolute;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.form-submit.is-loading span {
  opacity: 0;
}

.form-submit.is-loading .spinner {
  display: block;
}

.form-status {
  font-size: var(--text-sm);
  padding: var(--space-3);
  border-radius: var(--radius);
  display: none;
  line-height: var(--leading-snug);
}

.form-status.success {
  display: block;
  background: rgba(46, 125, 50, 0.15);
  color: #81c784;
  border: 1px solid rgba(46, 125, 50, 0.3);
}

.form-status.error {
  display: block;
  background: rgba(198, 40, 40, 0.15);
  color: #e57373;
  border: 1px solid rgba(198, 40, 40, 0.3);
}