/* ============================================================
   HOOKIE.NET — Base Styles
   Reset, typography, global elements
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Grain Texture Overlay --- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  z-index: 9999;
}

/* --- Links --- */
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

a:hover {
  color: var(--flame-2);
}

/* --- Images --- */
img {
  display: block;
  max-width: 100%;
}

/* --- Buttons --- */
button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-body);
  color: inherit;
}

/* --- Inputs --- */
input, select, textarea {
  font-family: var(--font-body);
  color: var(--text);
  outline: none;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-3);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); font-weight: 700; }
h2 { font-size: clamp(1.3rem, 3vw, 1.7rem); }
h3 { font-size: 1.1rem; }
h4 { font-size: 0.95rem; font-weight: 500; letter-spacing: -0.01em; }

p {
  line-height: 1.65;
  color: var(--text-2);
}

small {
  font-size: 0.78rem;
  color: var(--text-3);
}

/* --- Scrollbar --- */
::-webkit-scrollbar         { width: 6px; height: 6px; }
::-webkit-scrollbar-track   { background: transparent; }
::-webkit-scrollbar-thumb   { background: var(--surface-2); border-radius: var(--radius-pill); }
::-webkit-scrollbar-thumb:hover { background: var(--surface-3); }

/* --- Selection --- */
::selection {
  background: rgba(76, 142, 255, 0.3);
  color: var(--text);
}

/* --- Focus --- */
:focus-visible {
  outline: 2px solid var(--flame);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

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

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92) translateY(16px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.35; }
}

@keyframes radarExpand {
  0%   { opacity: 0.7; transform: translate(-50%, -50%) scale(0.4); }
  100% { opacity: 0;   transform: translate(-50%, -50%) scale(1); }
}

@keyframes likePopA {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.35); }
  100% { transform: scale(1); }
}

@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

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