/* ==========================================================================
   ALUPOL BASE STYLES & RESET
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-main);
  background-color: #FFFFFF;
  line-height: 1.65;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-secondary);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.6rem);
  font-weight: 700;
}

h4 {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

strong, b {
  color: var(--color-secondary);
  font-weight: 700;
}

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

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

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding-x);
  padding-right: var(--container-padding-x);
}

.container-narrow {
  max-width: 960px;
}

/* Section Wrapper */
.section {
  padding-top: var(--section-spacing-y);
  padding-bottom: var(--section-spacing-y);
  position: relative;
}

.section-light {
  background-color: var(--color-bg-light);
}

.section-white {
  background-color: #FFFFFF;
}

.section-dark {
  background-color: var(--color-secondary);
  color: var(--color-text-light);
}

/* Section Header Helpers */
.section-header-center {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3rem auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.section-badge::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.section-title {
  color: var(--color-secondary);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Grid Utilities */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

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

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-4, .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
  .section {
    padding-top: var(--section-spacing-y-sm);
    padding-bottom: var(--section-spacing-y-sm);
  }
}