/* ============================================
   BASE STYLES — Reset, Global, Preloader, Cursor
   ============================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: var(--fw-regular);
  line-height: var(--lh-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  cursor: none;
}

/* When preloader is active, prevent scrolling */
body.loading {
  overflow: hidden;
}

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

button {
  cursor: none;
  border: none;
  background: none;
  font-family: inherit;
  color: inherit;
}

ul, ol {
  list-style: none;
}

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

input, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  cursor: none;
}

::selection {
  background: rgba(255, 255, 255, 0.2);
  color: var(--text-primary);
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ── Section Base ── */
section {
  padding: var(--section-padding) 0;
  position: relative;
}

/* ── Section Headers ── */
.section-header {
  margin-bottom: var(--space-xl);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--text-muted);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  color: var(--text-primary);
}

/* ── Headings ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
}

/* ── Preloader ── */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  z-index: var(--z-preloader);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  transition: opacity 0.6s var(--ease-out), visibility 0.6s var(--ease-out);
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-counter {
  font-family: var(--font-heading);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-tight);
  color: var(--text-primary);
  line-height: 1;
}

.preloader-line {
  width: 60px;
  height: 1px;
  background: var(--accent-border);
  position: relative;
  overflow: hidden;
}

.preloader-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--text-primary);
  transform: scaleX(0);
  transform-origin: left;
  animation: preloaderLine 2s var(--ease-out) forwards;
}

.preloader-text {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--text-muted);
}

@keyframes preloaderLine {
  to { transform: scaleX(1); }
}

/* ── Custom Cursor ── */
.cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 6px;
  height: 6px;
  background: var(--text-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--ease-spring),
              height 0.3s var(--ease-spring),
              background 0.3s ease;
  mix-blend-mode: difference;
}

.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.4s var(--ease-spring),
              height 0.4s var(--ease-spring),
              border-color 0.3s ease,
              background 0.3s ease;
  mix-blend-mode: difference;
}

.cursor-dot.hover {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
}

.cursor-ring.hover {
  width: 60px;
  height: 60px;
  border-color: rgba(255, 255, 255, 0.6);
}

/* ── Noise Overlay (Texture) ── */
.noise-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: var(--z-above);
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
}

/* ── Reveal Animation Classes ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
}

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

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .cursor-dot,
  .cursor-ring {
    display: none;
  }

  body {
    cursor: auto;
  }

  a, button, input, textarea {
    cursor: auto;
  }
}

/* ── RTL Support ── */
[dir="rtl"] {
  direction: rtl;
  text-align: right;
}

[dir="rtl"] .section-label::before {
  display: none;
}

[dir="rtl"] .section-label::after {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--text-muted);
}