/* ========================================
   HIT IT Mind Diet — Global Styles
   ======================================== */

/* Montserrat from local fonts */
@font-face {
  font-family: 'Montserrat';
  src: url('../assets/fonts/montserrat/Montserrat-ExtraLight.otf') format('opentype');
  font-weight: 200;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../assets/fonts/montserrat/Montserrat-Light.otf') format('opentype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../assets/fonts/montserrat/Montserrat-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../assets/fonts/montserrat/Montserrat-Medium.otf') format('opentype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../assets/fonts/montserrat/Montserrat-SemiBold.otf') format('opentype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Montserrat';
  src: url('../assets/fonts/montserrat/Montserrat-Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ---- CSS Variables ---- */
:root {
  --bg-primary: #0a0a0a;
  --bg-card: #141414;
  --bg-card-hover: #1a1a1a;
  --bg-input: #1a1a1a;
  --border-color: #2a2a2a;
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --text-muted: #666666;

  /* Accent */
  --accent-blue: #4a9eff;
  --accent-cyan: #00d4ff;
  --accent-gradient: linear-gradient(135deg, #4a9eff, #00d4ff);

  /* Tier colors */
  --tier-red: #ff4444;
  --tier-red-bg: rgba(255, 68, 68, 0.1);
  --tier-green: #44cc44;
  --tier-green-bg: rgba(68, 204, 68, 0.1);
  --tier-blue: #4a9eff;
  --tier-blue-bg: rgba(74, 158, 255, 0.1);
  --tier-purple: #aa66ff;
  --tier-purple-bg: rgba(170, 102, 255, 0.1);
  --tier-white: #e0e0e0;
  --tier-white-bg: rgba(224, 224, 224, 0.08);

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;

  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 50%;
}

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

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

body {
  font-family: Helvetica, Arial, sans-serif;
  background: #050505;
  color: var(--text-primary);
  min-height: 100vh;
  min-height: 100dvh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', Helvetica, sans-serif;
  font-weight: 200;
  line-height: 1.2;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

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

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

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  width: 100%;
  outline: none;
  transition: border-color 0.2s;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--accent-blue);
}

/* ---- Utility Classes ---- */
.container {
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-xl);
  font-weight: 500;
  font-size: 1rem;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  border: 2px solid transparent;
}
.btn-primary:hover {
  opacity: 0.9;
  text-decoration: none;
}

.btn-outline {
  background: transparent;
  color: var(--accent-blue);
  border: 2px solid var(--accent-blue);
}
.btn-outline:hover {
  background: rgba(74, 158, 255, 0.1);
  text-decoration: none;
}

.btn-full {
  width: 100%;
}

/* Loading spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Toast notifications — offset above bottom nav when visible */
.toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  z-index: 1000;
  opacity: 0;
  transition: all 0.3s ease;
}
.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.toast.error {
  border-color: var(--tier-red);
  color: var(--tier-red);
}
.toast.success {
  border-color: var(--tier-green);
  color: var(--tier-green);
}

/* Visually hidden (for screen readers) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Safe area padding for notched phones */
.safe-bottom {
  padding-bottom: max(16px, env(safe-area-inset-bottom));
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}