/* Partho Holidays - Main Structural Styles & Base Utilities */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headings);
  color: var(--text-white);
  font-weight: 700;
  line-height: 1.2;
}

p {
  color: var(--text-muted);
  font-size: 1rem;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  background: none;
  border: none;
  color: inherit;
  outline: none;
}

/* --- Layout Helper Classes --- */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 32px;
  padding-right: 32px;
}

.section {
  padding: 6.5rem 0;
  position: relative;
  overflow: hidden;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem auto;
}

.section-header .section-tag {
  color: var(--accent-green);
  text-transform: uppercase;
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  display: inline-block;
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: 1.125rem;
  line-height: 1.6;
}

/* --- Grids & Flex Systems --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* --- Premium Buttons System --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border-radius: 50px;
  font-weight: 600;
  font-family: var(--font-headings);
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: var(--transition-normal);
  gap: 0.5rem;
  min-height: 48px;
}

.btn-primary {
  background-color: var(--accent-green);
  color: var(--bg-tertiary);
  box-shadow: 0 4px 20px rgba(204, 255, 43, 0.2);
}

.btn-primary:hover {
  background-color: var(--accent-green-hover);
  box-shadow: 0 6px 25px rgba(204, 255, 43, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.06);
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background-color: #25D366;
  color: var(--text-white);
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.25);
}

.btn-whatsapp:hover {
  background-color: #20BA5A;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.875rem;
}

/* --- Common Keyframes for Animations --- */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatAnimation {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(204, 255, 43, 0.4);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(204, 255, 43, 0);
  }
}

@keyframes pulseWhatsApp {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
  }
  50% {
    box-shadow: 0 0 0 12px rgba(37, 211, 102, 0);
  }
}

/* Scroll animation triggers */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-on-scroll.active {
  opacity: 1;
  transform: translateY(0);
}