/* Root variables for styling */
:root {
  --bg-primary: #0b0c0e;
  --bg-secondary: #131518;
  --bg-tertiary: #1b1e22;
  
  --color-strava: #FC4C02;
  --color-strava-hover: #e34402;
  --color-text-primary: #ffffff;
  --color-text-secondary: #9aa0a6;
  --color-border: rgba(255, 255, 255, 0.08);
  
  --tier-pro-gradient: linear-gradient(135deg, #FFE000 0%, #799F0C 100%);
  --tier-pro-glow: rgba(255, 224, 0, 0.2);
  
  --tier-excellent-gradient: linear-gradient(135deg, #00C6FF 0%, #0072FF 100%);
  --tier-excellent-glow: rgba(0, 198, 255, 0.2);
  
  --tier-strong-gradient: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
  --tier-strong-glow: rgba(56, 239, 125, 0.2);
  
  --transition-speed: 0.3s;
}

/* Reset and Global Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  position: relative;
}

/* Decorative Background Blobs */
.background-decor-1 {
  position: absolute;
  top: -10%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(252, 76, 2, 0.08) 0%, rgba(0,0,0,0) 70%);
  z-index: -1;
  pointer-events: none;
}

.background-decor-2 {
  position: absolute;
  bottom: 10%;
  left: -5%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 198, 255, 0.05) 0%, rgba(0,0,0,0) 70%);
  z-index: -1;
  pointer-events: none;
}

/* Container */
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 20px;
  flex-grow: 1;
  width: 100%;
}

/* Header Section */
.header {
  text-align: center;
  margin-bottom: 50px;
}

.logo {
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 3px;
  color: var(--color-strava);
  margin-bottom: 15px;
}

.header h1 {
  font-family: 'Outfit', sans-serif;
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 15px;
  background: linear-gradient(180deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  color: var(--color-text-secondary);
  font-size: 18px;
  max-width: 650px;
  margin: 0 auto 20px auto;
  font-weight: 300;
}

.event-period {
  display: inline-block;
  background: rgba(252, 76, 2, 0.1);
  border: 1px solid rgba(252, 76, 2, 0.3);
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-strava);
}

/* Tiers Grid & Cards */
.tiers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-bottom: 50px;
}

.tier-card {
  background: var(--bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 30px;
  text-align: center;
  transition: transform var(--transition-speed), border-color var(--transition-speed), box-shadow var(--transition-speed);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.tier-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.2);
}

.badge-icon {
  font-size: 40px;
  margin-bottom: 15px;
}

.tier-card h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.elevation-range {
  font-size: 28px;
  font-weight: 800;
  font-family: 'Outfit', sans-serif;
  margin-bottom: 15px;
}

.tier-card p {
  color: var(--color-text-secondary);
  font-size: 14px;
  margin-bottom: 20px;
  flex-grow: 1;
}

.reward-tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 10px;
  font-size: 12px;
  font-weight: 600;
}

/* Custom styles per tier card border glow on hover */
.tier-pro:hover {
  box-shadow: 0 10px 30px var(--tier-pro-glow);
  border-color: #FFE000;
}
.tier-pro .elevation-range {
  background: var(--tier-pro-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tier-excellent:hover {
  box-shadow: 0 10px 30px var(--tier-excellent-glow);
  border-color: #00C6FF;
}
.tier-excellent .elevation-range {
  background: var(--tier-excellent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tier-strong:hover {
  box-shadow: 0 10px 30px var(--tier-strong-glow);
  border-color: #38ef7d;
}
.tier-strong .elevation-range {
  background: var(--tier-strong-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Console Card (OAuth action console) */
.console-card {
  background: rgba(23, 25, 28, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 40px;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.console-card h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 26px;
  margin-bottom: 10px;
}

.console-desc {
  color: var(--color-text-secondary);
  font-size: 15px;
  margin-bottom: 30px;
}

/* Status Indicator Dot */
.status-indicator {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 25px;
  display: inline-block;
  padding: 5px 12px;
  border-radius: 12px;
}

.status-offline {
  color: #ff3b30;
  background: rgba(255, 59, 48, 0.08);
}

.status-online {
  color: #34c759;
  background: rgba(52, 199, 89, 0.08);
}

/* Buttons */
.btn-group {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.btn {
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 28px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
  transition: background-color var(--transition-speed), transform 0.1s, box-shadow var(--transition-speed);
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--color-strava);
  color: var(--color-text-primary);
}

.btn-primary:hover {
  background-color: var(--color-strava-hover);
  box-shadow: 0 0 20px rgba(252, 76, 2, 0.4);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--color-text-primary);
}

.btn-accent {
  background-color: #34c759;
  color: var(--color-text-primary);
}

.btn-accent:hover {
  background-color: #28a745;
  box-shadow: 0 0 20px rgba(40, 167, 69, 0.4);
}

/* Strava Icon SVG */
.strava-svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* How-to instructions block */
.how-to {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 20px 25px;
  margin-bottom: 25px;
  text-align: left;
}

.how-to-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}

.how-to-steps {
  padding-left: 18px;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.9;
}

.how-to-steps code {
  background: rgba(255,255,255,0.06);
  padding: 2px 7px;
  border-radius: 5px;
  font-size: 12px;
  color: #a8d8ff;
  font-family: 'Courier New', monospace;
}

/* URL Input Group */
.url-input-group {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.url-input {
  flex: 1;
  min-width: 260px;
  background: var(--bg-tertiary);
  border: 1.5px solid var(--color-border);
  border-radius: 10px;
  padding: 13px 18px;
  color: var(--color-text-primary);
  font-size: 14px;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.url-input:focus {
  border-color: var(--color-strava);
  box-shadow: 0 0 0 3px rgba(252, 76, 2, 0.12);
}

.url-input.input-error {
  border-color: #ff3b30;
  animation: shake 0.3s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

.btn-verify {
  white-space: nowrap;
}

.privacy-note {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-bottom: 25px;
  opacity: 0.7;
}

/* Mock Console section */
.mock-console {
  border-top: 1px solid var(--color-border);
  padding-top: 30px;
  text-align: left;
}

.mock-header {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 15px;
  font-weight: 600;
}

.mock-controls {
  display: flex;
  gap: 15px;
  align-items: center;
  flex-wrap: wrap;
}

.mock-controls label {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.select-field {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  padding: 10px 15px;
  border-radius: 8px;
  outline: none;
  font-size: 14px;
  flex-grow: 1;
  max-width: 100%;
}

.select-field:focus {
  border-color: var(--color-strava);
}

/* Result Card */
.result-card {
  background: var(--bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 35px;
  margin-top: 30px;
  animation: slideIn 0.4s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 15px;
}

.result-header h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 22px;
}

.result-badge-tag {
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  font-weight: 800;
  padding: 6px 16px;
  border-radius: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* Badge colors for results */
.badge-pro {
  background: var(--tier-pro-gradient);
  color: #000000;
}
.badge-excellent {
  background: var(--tier-excellent-gradient);
  color: #ffffff;
}
.badge-strong {
  background: var(--tier-strong-gradient);
  color: #ffffff;
}
.badge-none {
  background: #3a3f46;
  color: var(--color-text-secondary);
}

/* Result rows */
.result-details {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-bottom: 25px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255, 0.03);
  padding-bottom: 10px;
  font-size: 15px;
}

.detail-label {
  color: var(--color-text-secondary);
}

.detail-val {
  font-weight: 600;
}

.highlight-val {
  color: var(--color-strava);
  font-size: 18px;
  font-weight: 800;
}

/* Result Message boxes */
.result-message-box {
  border-radius: 12px;
  padding: 20px;
  font-size: 15px;
  line-height: 1.6;
}

.msg-success {
  background: rgba(52, 199, 89, 0.08);
  border: 1px solid rgba(52, 199, 89, 0.3);
  color: #58d68d;
}

.msg-failed {
  background: rgba(255, 59, 48, 0.08);
  border: 1px solid rgba(255, 59, 48, 0.3);
  color: #ff6b6b;
}

/* Footer */
.footer {
  text-align: center;
  padding: 30px;
  color: var(--color-text-secondary);
  font-size: 13px;
  border-top: 1px solid var(--color-border);
  margin-top: 40px;
}

/* Hidden Utility */
.hidden {
  display: none !important;
}

/* Responsive adjustments */
@media(max-width: 600px) {
  .header h1 {
    font-size: 32px;
  }
  
  .console-card {
    padding: 20px;
  }
  
  .mock-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .mock-controls button {
    width: 100%;
  }
}