/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 28px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 600;
  border-radius: 4px;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 28px;
  background: var(--color-white);
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid var(--color-primary);
  border-radius: 4px;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--color-primary);
  font-weight: 500;
  font-size: 14px;
  transition: gap var(--transition-fast);
}
.btn-ghost:hover {
  gap: 8px;
}

/* ===== Text Link ===== */
.text-link {
  color: var(--color-gray);
  transition: color 0.15s;
  position: relative;
}
.text-link:hover {
  color: var(--color-primary);
}
.text-link:hover::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--color-primary);
}

/* ===== Section Headings ===== */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-header h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 12px;
}
.section-header p {
  font-size: 15px;
  color: var(--color-gray);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}
.section-header .accent-line {
  width: 40px;
  height: 3px;
  background: var(--color-primary);
  margin: 16px auto 0;
  border-radius: 2px;
}

/* ===== Input Fields ===== */
.input-field {
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 14px;
  color: var(--color-dark);
  background: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.input-field::placeholder {
  color: var(--color-gray-light);
}
.input-field:focus {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

/* ===== Image Placeholder ===== */
.img-placeholder {
  background: var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-light);
  font-size: 13px;
  text-align: center;
  overflow: hidden;
}
.img-placeholder span {
  padding: 0 16px;
}
.img-placeholder.img-loaded {
  animation: none;
}

/* ===== Reveal Animation Base ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.reveal.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal-left.animate-in {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal-right.animate-in {
  opacity: 1;
  transform: translateX(0);
}

/* ===== Mobile Menu Toggle ===== */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 1px;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  .section-header h2 {
    font-size: 24px;
  }
  .section-header {
    margin-bottom: 32px;
  }
}