/* ============================================
   Roast My Cart — Global Styles
   ============================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --flame: #FF6B35;
  --ember: #F7931E;
  --char: #1A1A2E;
  --smoke: #16213E;
  --ash: #0F3460;
  --white: #FAFAFA;
  --gray: #A0A0B0;
  --light-gray: #E8E8EC;
  --red: #FF4757;
  --green: #2ED573;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--char);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
}

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

/* ============================================
   Ambient glow
   ============================================ */
.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  pointer-events: none;
  z-index: 0;
}
.glow-orb.top-right {
  width: 600px; height: 600px;
  top: -200px; right: -200px;
  background: var(--flame);
}
.glow-orb.bottom-left {
  width: 500px; height: 500px;
  bottom: -100px; left: -150px;
  background: var(--ember);
}

/* ============================================
   Nav (rendered by menu module)
   ============================================ */
nav {
  position: relative;
  z-index: 10;
  padding: 24px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo:hover { text-decoration: none; }

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--flame), var(--ember));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.nav-actions, .nav-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-email {
  font-size: 0.9rem;
  color: var(--gray);
}

.nav-link {
  font-size: 0.9rem;
  color: var(--gray);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--white); text-decoration: none; }
.nav-link.active { color: var(--flame); }

.nav-btn {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all 0.2s;
}
.nav-btn:hover { text-decoration: none; }

.nav-btn-ghost {
  background: transparent;
  color: var(--gray);
  border: 1px solid rgba(255,255,255,0.1);
}
.nav-btn-ghost:hover {
  color: var(--white);
  border-color: rgba(255,255,255,0.2);
}

.nav-btn-primary {
  background: linear-gradient(135deg, var(--flame), var(--ember));
  color: white;
}
.nav-btn-primary:hover {
  opacity: 0.9;
  color: white;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  z-index: 10;
  max-width: 900px;
  margin: 0 auto;
  padding: 100px 32px 80px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid rgba(255, 107, 53, 0.4);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--flame);
  margin-bottom: 32px;
  background: rgba(255, 107, 53, 0.08);
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--flame), var(--ember), #FFD93D);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.2rem;
  color: var(--gray);
  max-width: 620px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

/* ============================================
   Roast input (functional form)
   ============================================ */
.roast-input {
  max-width: 560px;
  margin: 0 auto;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 6px 6px 6px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  backdrop-filter: blur(10px);
  transition: border-color 0.3s;
}
.roast-input:focus-within {
  border-color: rgba(255, 107, 53, 0.5);
}

.url-field {
  flex: 1;
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  color: var(--white);
  background: transparent;
  border: none;
  outline: none;
  padding: 14px 0;
}
.url-field::placeholder {
  color: var(--gray);
}

.roast-btn {
  background: linear-gradient(135deg, var(--flame), var(--ember));
  color: white;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.2s, transform 0.1s;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}
.roast-btn:hover {
  opacity: 0.92;
  text-decoration: none;
  color: white;
}
.roast-btn:active { transform: scale(0.98); }

/* ============================================
   Stats
   ============================================ */
.stats {
  position: relative;
  z-index: 10;
  max-width: 800px;
  margin: 0 auto 100px;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.05);
  border-radius: 20px;
  overflow: hidden;
}
.stat {
  padding: 36px 24px;
  text-align: center;
  background: var(--char);
}
.stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--flame);
  margin-bottom: 4px;
}
.stat-label {
  font-size: 0.9rem;
  color: var(--gray);
}

/* ============================================
   Sections (how it works, what gets roasted)
   ============================================ */
.section {
  position: relative;
  z-index: 10;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 32px 120px;
}
.section-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ember);
  margin-bottom: 16px;
}
.section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 60px;
  max-width: 600px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.step {
  padding: 36px 28px;
  background: linear-gradient(180deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 20px;
  position: relative;
}
.step-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3.5rem;
  font-weight: 700;
  color: rgba(255, 107, 53, 0.12);
  position: absolute;
  top: 20px;
  right: 24px;
  line-height: 1;
}
.step h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.step p {
  font-size: 0.95rem;
  color: var(--gray);
  line-height: 1.65;
}

.roast-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.roast-item {
  padding: 32px 28px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  transition: border-color 0.3s;
}
.roast-item:hover {
  border-color: rgba(255, 107, 53, 0.3);
}
.roast-item-icon {
  font-size: 1.6rem;
  margin-bottom: 16px;
  display: block;
}
.roast-item h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.roast-item p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.6;
}

/* ============================================
   Closing
   ============================================ */
.closing {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 80px 32px 120px;
  max-width: 700px;
  margin: 0 auto;
}
.closing h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.closing p {
  font-size: 1.1rem;
  color: var(--gray);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto;
}

/* ============================================
   Footer
   ============================================ */
footer {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 32px;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 0.85rem;
  color: var(--gray);
}

/* ============================================
   Auth pages (sign-in, sign-up)
   ============================================ */
.auth-page {
  position: relative;
  z-index: 10;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 48px 40px;
}

.auth-card h1 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.auth-subtitle {
  font-size: 0.95rem;
  color: var(--gray);
  margin-bottom: 32px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--light-gray);
}

.form-group input {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  padding: 14px 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  color: var(--white);
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus {
  border-color: rgba(255, 107, 53, 0.5);
}
.form-group input::placeholder {
  color: var(--gray);
}

.auth-submit {
  width: 100%;
  margin-top: 4px;
  font-size: 1rem;
  padding: 16px;
}

.auth-error {
  background: rgba(255, 71, 87, 0.1);
  border: 1px solid rgba(255, 71, 87, 0.3);
  border-radius: 12px;
  padding: 12px 16px;
  color: var(--red);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.auth-switch {
  text-align: center;
  font-size: 0.9rem;
  color: var(--gray);
  margin-top: 24px;
}
.auth-switch a {
  color: var(--flame);
  font-weight: 500;
}

/* ============================================
   Results page
   ============================================ */
.results-page {
  position: relative;
  z-index: 10;
  max-width: 800px;
  margin: 0 auto;
  padding: 60px 32px 80px;
}

.results-header {
  text-align: center;
  margin-bottom: 48px;
}
.results-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-top: 16px;
  margin-bottom: 8px;
}
.results-url {
  font-size: 0.9rem;
  color: var(--gray);
  word-break: break-all;
}

.results-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 48px 40px;
  min-height: 300px;
}

.results-loading {
  text-align: center;
  padding: 40px 0;
}

.flame-spinner {
  font-size: 3rem;
  animation: pulse 1.5s ease-in-out infinite;
  margin-bottom: 20px;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.7; }
}

.results-loading p {
  font-size: 1.1rem;
  color: var(--white);
}
.results-subtext {
  font-size: 0.9rem !important;
  color: var(--gray) !important;
  margin-top: 8px;
}

.score-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255, 107, 53, 0.1);
  border: 1px solid rgba(255, 107, 53, 0.3);
  border-radius: 16px;
  padding: 20px 32px;
  margin-bottom: 32px;
}
.score-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--flame);
}
.score-label {
  font-size: 0.85rem;
  color: var(--gray);
}

.results-actions {
  text-align: center;
  margin-top: 40px;
}

/* ============================================
   Mobile
   ============================================ */
@media (max-width: 768px) {
  nav { padding: 20px 24px; }
  .nav-actions, .nav-user { gap: 8px; }
  .nav-btn { padding: 8px 14px; font-size: 0.85rem; }
  .nav-email { display: none; }

  .hero { padding: 60px 20px 60px; }
  .roast-input { flex-direction: column; padding: 16px; }
  .url-field { text-align: center; width: 100%; }
  .roast-btn { width: 100%; text-align: center; }

  .stats { grid-template-columns: 1fr; margin-bottom: 60px; }
  .steps { grid-template-columns: 1fr; }
  .roast-grid { grid-template-columns: 1fr; }
  .section { padding-bottom: 80px; }

  .auth-card { padding: 36px 24px; }
  .results-card { padding: 32px 24px; }
}