/* ============================================================
   COMPONENTS — Reusable UI elements
   Buttons, tags, pills, badges — used across all sections
   ============================================================ */

/* ─── BUTTON BASE ────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1;
  padding: var(--space-4) var(--space-6);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

/* ─── BUTTON PRIMARY (Yellow CTA) ────────────────── */
.btn-primary {
  background-color: var(--color-accent-primary);
  color: var(--color-bg-primary);
  padding: var(--space-4) var(--space-6) var(--space-4) var(--space-8);
  font-size: var(--text-md);
  font-weight: var(--font-bold);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

/* Arrow icon inside primary button */
.btn-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-bounce);
  flex-shrink: 0;
}

.btn-arrow svg {
  width: 14px;
  height: 14px;
  transition: all var(--transition-bounce);
  color: var(--color-accent-primary);
}

/* Arrow flies out diagonally on hover */
.btn-primary:hover .btn-arrow {
  transform: rotate(-45deg) scale(1.1);
}

/* ─── BUTTON SECONDARY (Outline) ─────────────────── */
.btn-secondary {
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-hover);
}

.btn-secondary:hover {
  background-color: var(--color-border);
  border-color: var(--color-text-primary);
}

/* ─── NAV LINK ───────────────────────────────────── */
.nav-link {
  text-decoration: none;
  position: relative;
  padding-bottom: var(--space-1);
  transition: color var(--transition-base);
}

/* Underline slide-in effect */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 1.5px;
  background-color: var(--color-accent-primary);
  transition: width var(--transition-base);
  border-radius: var(--radius-full);
}

.nav-link:hover {
  color: var(--color-accent-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link.active {
  color: var(--color-accent-secondary);
  font-weight: 700;
}

.nav-link.active::after {
  width: 100%;
}

/* ─── TAG / SKILL PILL ───────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  background-color: var(--color-bg-card);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.tag:hover {
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
}

/* ─── CARD BASE ──────────────────────────────────── */
.card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

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

/* ─── DIVIDER ────────────────────────────────────── */
.divider {
  width: 100%;
  height: 1px;
  background: var(--color-border);
  margin: var(--space-8) 0;
}

/* ─── HAMBURGER MENU ─────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: background var(--transition-base);
}

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

.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  transform-origin: center;
}

/* Hamburger → X animation */
.hamburger.is-open .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.is-open .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.is-open .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
}

/* ─── SECTION TITLE ──────────────────────────────
   Reusable Handlee heading used at the top of every
   major section. Default: light background context.
   Use .section-title--dark inside teal bg sections.
──────────────────────────────────────────────────── */
.section-title {
  font-family: var(--font-cs-serif);
  font-size: var(--text-cs-title);
  font-weight: normal;
  color: var(--color-text-on-light);
  line-height: var(--leading-cs-title);
  margin-bottom: var(--space-6);
}

.section-title--dark {
  color: var(--color-text-primary);   /* #ffffff on dark teal */
}

@media (max-width: 768px) {
  .section-title {
    font-size: var(--text-2xl);       /* 32px */
  }
}