/* ==========================================================================
   A1 India Land Developers — Base Styles
   ========================================================================== */

/* ── Google Fonts ──────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ── Modern Reset ─────────────────────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--clr-text);
  background-color: var(--clr-surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* ── Typography ────────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ff-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--clr-gray-900);
}

h1 { font-size: var(--fs-4xl); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }
h6 { font-size: var(--fs-md); }

p {
  margin-bottom: var(--sp-4);
  color: var(--clr-gray-600);
}

strong { font-weight: var(--fw-semibold); }

/* ── Utility Classes ──────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--sp-20);
}

.section--alt {
  background-color: var(--clr-surface-alt);
}

.section--navy {
  background-color: var(--clr-navy-800);
  color: var(--clr-white);
}
.section--navy h2,
.section--navy h3,
.section--navy h4 {
  color: var(--clr-white);
}
.section--navy p {
  color: var(--clr-gray-300);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: var(--sp-12);
}

.section-header .label {
  display: inline-block;
  font-family: var(--ff-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-primary);
  margin-bottom: var(--sp-3);
}

.section--navy .section-header .label {
  color: var(--clr-green-400);
}

.section-header h2 {
  margin-bottom: var(--sp-4);
}

.section-header p {
  font-size: var(--fs-md);
}

.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.flex       { display: flex; }
.flex-wrap  { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center  { justify-content: center; }
.gap-4     { gap: var(--sp-4); }
.gap-6     { gap: var(--sp-6); }
.gap-8     { gap: var(--sp-8); }

/* Animation classes (applied by JS) */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity var(--dur-slow) var(--ease-out);
}
.fade-in.visible {
  opacity: 1;
}

.scale-in {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}
.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 100ms; }
.delay-2 { transition-delay: 200ms; }
.delay-3 { transition-delay: 300ms; }
.delay-4 { transition-delay: 400ms; }
.delay-5 { transition-delay: 500ms; }
.delay-6 { transition-delay: 600ms; }

/* ── Responsive Typography ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  html { font-size: 15px; }
  h1 { font-size: var(--fs-3xl); }
  h2 { font-size: var(--fs-2xl); }
  h3 { font-size: var(--fs-xl); }
  .section { padding-block: var(--sp-12); }
  .section-header { margin-bottom: var(--sp-8); }
}

@media (max-width: 480px) {
  html { font-size: 14px; }
  h1 { font-size: var(--fs-2xl); }
  h2 { font-size: var(--fs-xl); }
}