/* ========================================
   DAILY DRAW — Celestial Brutalism
   Design System: Space Grotesk, Dark mode
   Sharp corners, heavy borders, tonal stacking
   ======================================== */

/* === RESET & BASE === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Surfaces */
  --surface: #131313;
  --surface-dim: #131313;
  --surface-bright: #393939;
  --surface-container-lowest: #0e0e0e;
  --surface-container-low: #1c1b1b;
  --surface-container: #201f1f;
  --surface-container-high: #2a2a2a;
  --surface-container-highest: #353534;

  /* Primary (Lavender) */
  --primary: #ddb7ff;
  --primary-container: #4b0082;
  --on-primary: #4a0080;
  --on-primary-container: #ba7ef4;
  --inverse-primary: #7b41b3;

  /* Secondary */
  --secondary: #fff9ef;
  --secondary-container: #ffdb3c;
  --on-secondary: #3a3000;

  /* Tertiary (Gold) */
  --tertiary: #e9c400;
  --tertiary-container: #c9a900;
  --on-tertiary: #3a3000;

  /* Text */
  --on-surface: #e5e2e1;
  --on-surface-variant: #cec3d3;
  --on-background: #e5e2e1;

  /* Outline */
  --outline: #978d9d;
  --outline-variant: #4c4451;

  /* Error */
  --error: #ffb4ab;

  /* Spacing scale (3) */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-24: 96px;

  /* Motion */
  --ease-heavy: cubic-bezier(0.2, 0, 0, 1);
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Space Grotesk', sans-serif;
  background: var(--surface);
  color: var(--on-surface);
  line-height: 1.6;
  min-height: 100dvh;
  overflow-x: hidden;
  /* Subtle grain texture */
  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='0.02'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* === SCREEN MANAGEMENT === */
.screen {
  display: none;
  min-height: 100dvh;
  padding: var(--sp-4);
  padding-bottom: var(--sp-16);
  max-width: 480px;
  margin: 0 auto;
}

.screen--active {
  display: flex;
  flex-direction: column;
}

/* === TOP BAR === */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4) 0;
  margin-bottom: var(--sp-8);
}

.top-bar__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
}

.top-bar__icon,
.top-bar__back {
  background: none;
  border: none;
  color: var(--on-surface);
  cursor: pointer;
  padding: var(--sp-2);
  transition: color 0.15s var(--ease-heavy);
}

.top-bar__icon:hover,
.top-bar__back:hover {
  color: var(--tertiary);
}

/* === BUTTONS === */
.btn {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--sp-4) var(--sp-8);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.15s var(--ease-heavy);
  width: 100%;
  text-align: center;
}

.btn--primary {
  background: var(--primary-container);
  color: var(--primary);
  border-color: var(--tertiary);
}

.btn--primary:hover {
  background: var(--tertiary);
  color: var(--on-tertiary);
  border-color: var(--tertiary);
}

.btn--secondary {
  background: transparent;
  color: var(--on-surface);
  border-color: var(--outline);
}

.btn--secondary:hover {
  background: var(--tertiary);
  color: var(--on-tertiary);
  border-color: var(--tertiary);
}

/* === SCREEN 1: HOME === */
.home__hero {
  text-align: center;
  margin-bottom: var(--sp-12);
}

.home__date {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--outline);
  margin-bottom: var(--sp-6);
}

.home__title {
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--on-surface);
  margin-bottom: var(--sp-4);
}

.home__subtitle {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  max-width: 260px;
  margin: 0 auto;
}

/* Card Fan */
.card-fan {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 0;
  margin-bottom: var(--sp-12);
  height: 280px;
  position: relative;
}

.card-fan__card {
  width: 120px;
  height: 180px;
  background: var(--surface-container-highest);
  border: 4px solid var(--outline-variant);
  cursor: pointer;
  transition: all 0.3s var(--ease-heavy);
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-fan__card:hover {
  border-color: var(--tertiary);
  border-width: 4px;
  transform: translateY(-12px) !important;
}

.card-fan__card--left {
  transform: rotate(-12deg) translateX(-80px);
  z-index: 1;
}

.card-fan__card--center {
  transform: translateY(-20px);
  z-index: 2;
}

.card-fan__card--right {
  transform: rotate(12deg) translateX(80px);
  z-index: 1;
}

.card-back {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-3);
}

.card-back__pattern svg {
  width: 100%;
  height: 100%;
}

.home__cta {
  margin-bottom: var(--sp-12);
}

/* Streak */
.home__streak {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-6);
  background: var(--surface-container-low);
  border: 2px solid var(--outline-variant);
}

.home__streak-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--outline);
}

.home__streak-value {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--tertiary);
  line-height: 1;
}

.home__streak-unit {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--on-surface-variant);
}

/* === SCREEN 2: REVEAL === */
.reveal__card-container {
  display: flex;
  justify-content: center;
  margin-bottom: var(--sp-8);
  padding: var(--sp-6) 0;
}

.reveal__card {
  width: 200px;
  height: 320px;
  background: var(--surface-container-highest);
  border: 4px solid var(--outline-variant);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4);
  position: relative;
  animation: cardReveal 0.5s var(--ease-heavy) forwards;
}

@keyframes cardReveal {
  from {
    opacity: 0;
    transform: scale(0.85) rotateY(90deg);
  }
  to {
    opacity: 1;
    transform: scale(1) rotateY(0);
  }
}

.reveal__card-number {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--outline);
  align-self: flex-start;
}

.reveal__card-icon {
  font-size: 4rem;
  color: var(--tertiary);
  line-height: 1;
}

.reveal__card-name {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  text-align: center;
}

.reveal__info {
  text-align: center;
  margin-bottom: var(--sp-8);
}

.reveal__arcana {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tertiary);
  display: block;
  margin-bottom: var(--sp-2);
}

.reveal__title {
  font-size: 2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: var(--sp-3);
}

.reveal__keywords {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  font-style: italic;
}

.reveal__actions {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  margin-top: auto;
}

/* === SCREEN 3: MEANING === */
.meaning__header {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-6);
  background: var(--surface-container-low);
  border: 2px solid var(--outline-variant);
  margin-bottom: var(--sp-8);
}

.meaning__mini-card {
  width: 64px;
  height: 96px;
  background: var(--surface-container-highest);
  border: 2px solid var(--outline-variant);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  flex-shrink: 0;
}

.meaning__number {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--outline);
  display: block;
  margin-bottom: var(--sp-1);
}

.meaning__name {
  font-size: 1.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.meaning__section {
  padding: var(--sp-6) 0;
}

.meaning__section-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--tertiary);
  margin-bottom: var(--sp-3);
}

.meaning__text {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--on-surface-variant);
}

.meaning__divider {
  height: 4px;
  background: var(--surface-container-high);
}

.meaning__prompt {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  font-style: italic;
  margin-bottom: var(--sp-4);
}

.meaning__journal {
  width: 100%;
  background: var(--surface-container-high);
  border: none;
  border-bottom: 2px solid var(--outline);
  color: var(--on-surface);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  padding: var(--sp-4);
  resize: vertical;
  min-height: 120px;
  transition: border-color 0.15s var(--ease-heavy);
}

.meaning__journal:focus {
  outline: none;
  border-bottom-color: var(--tertiary);
}

.meaning__journal::placeholder {
  color: var(--outline);
}

.meaning__actions {
  padding: var(--sp-8) 0;
}

/* === SCREEN 4: JOURNAL === */
.journal__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
  margin-bottom: var(--sp-8);
}

.journal__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-4);
  background: var(--surface-container-low);
  border: 2px solid var(--outline-variant);
}

.journal__stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--tertiary);
  line-height: 1;
}

.journal__stat-label {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--outline);
}

.journal__heading {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--on-surface-variant);
  margin-bottom: var(--sp-4);
}

.journal__list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.journal__empty {
  padding: var(--sp-12) var(--sp-4);
  text-align: center;
  color: var(--outline);
  font-size: 0.875rem;
}

.journal__entry {
  display: flex;
  gap: var(--sp-4);
  padding: var(--sp-4);
  background: var(--surface-container-low);
  border: 2px solid var(--outline-variant);
  transition: border-color 0.15s var(--ease-heavy);
}

.journal__entry:hover {
  border-color: var(--outline);
}

.journal__entry-icon {
  width: 48px;
  height: 72px;
  background: var(--surface-container-highest);
  border: 2px solid var(--outline-variant);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.journal__entry-content {
  flex: 1;
  min-width: 0;
}

.journal__entry-date {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--outline);
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--sp-1);
}

.journal__entry-name {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: var(--sp-1);
  line-height: 1.2;
}

.journal__entry-note {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* === TOAST === */
.toast {
  position: fixed;
  bottom: -60px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--tertiary);
  color: var(--on-tertiary);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--sp-3) var(--sp-6);
  border: 2px solid var(--on-tertiary);
  transition: bottom 0.3s var(--ease-heavy);
  z-index: 100;
  white-space: nowrap;
}

.toast--visible {
  bottom: var(--sp-8);
}

/* === GOLD GLOW (for special moments) === */
@keyframes goldGlow {
  0%, 100% { box-shadow: 0 0 0px var(--tertiary); }
  50% { box-shadow: 0 0 12px var(--tertiary); }
}

.glow {
  animation: goldGlow 2s ease-in-out infinite;
}

/* === RESPONSIVE === */
@media (min-width: 481px) {
  .screen {
    padding: var(--sp-6);
  }

  .home__title {
    font-size: 3.5rem;
  }

  .card-fan__card {
    width: 140px;
    height: 210px;
  }

  .reveal__card {
    width: 240px;
    height: 380px;
  }
}