/**
 * Kiosk Styles - Glass Morphism Theme
 * Synchronized with Star Scanner theme system
 */

:root {
  --color-bg-gradient: radial-gradient(1200px at top center, #1B3A6F 0%, #0B1E3A 60%, #081427 100%);
  --color-primary: #4DA3FF;
  --color-accent: #F6C453;
  --color-text-primary: #FFFFFF;
  --color-text-muted: rgba(255, 255, 255, 0.72);
  --color-success: #22C55E;
  --color-error: #ef4444;
  --color-warning: #fbbf24;
  
  /* Glass Surface Recipe */
  --glass-surface: rgba(255, 255, 255, 0.07);
  --glass-surface-strong: rgba(255, 255, 255, 0.10);
  --glass-border: rgba(255, 255, 255, 0.14);
  --glass-blur: blur(18px);
  --glass-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  
  --shadow-hover: 0 16px 60px rgba(0, 0, 0, 0.45);
  --shadow-glow-primary: 0 0 20px rgba(77, 163, 255, 0.4);
  --shadow-glow-success: 0 0 12px rgba(34, 197, 94, 0.6), 0 0 24px rgba(34, 197, 94, 0.3);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

/* Select dropdowns - dark background, light text for Windows/OS compatibility */
select,
select:focus,
select:hover {
  background-color: #1e293b !important;
  color: #f8fafc !important;
}

select option {
  background-color: #1e293b !important;
  color: #f8fafc !important;
}

select option:checked {
  background-color: #334155 !important;
  color: #ffffff !important;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--color-bg-gradient);
  background-attachment: fixed;
  color: var(--color-text-primary);
  line-height: 1.5;
  overflow-x: hidden;
}

/* Subtle noise overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255, 255, 255, 0.03) 2px, rgba(255, 255, 255, 0.03) 4px),
    repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(255, 255, 255, 0.03) 2px, rgba(255, 255, 255, 0.03) 4px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

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

/* Full-page layout */
.kiosk-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: clamp(16px, 4vw, 32px);
  text-align: center;
  position: relative;
  z-index: 1;
}

.kiosk-panel {
  width: 100%;
  max-width: 640px;
  padding: clamp(1.5rem, 4vw, 2rem);
  border-radius: 24px;
  background: var(--glass-surface-strong);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1rem);
}

/* Glass Card Container */
.kiosk-card {
  width: 100%;
  max-width: 500px;
  padding: clamp(2rem, 5vw, 3rem);
  background: var(--glass-surface-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  box-shadow: var(--glass-shadow);
  position: relative;
  isolation: isolate;
}

.kiosk-header {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700;
  text-align: center;
  margin: 0 0 clamp(2rem, 4vw, 3rem);
  color: var(--color-text-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.kiosk-student-name {
  font-size: clamp(1.125rem, 3vw, 1.5rem);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 1rem;
}

.kiosk-form {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(1rem, 3vw, 1.5rem);
}

.kiosk-input {
  width: 100%;
  font-size: clamp(1.5rem, 4vw, 2rem);
  padding: clamp(1rem, 3vw, 1.25rem) clamp(1.25rem, 3vw, 1.5rem);
  border: 2px solid var(--glass-border);
  border-radius: 16px;
  text-align: center;
  font-family: inherit;
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  -webkit-appearance: none;
  appearance: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kiosk-input::placeholder {
  color: var(--color-text-muted);
}

.kiosk-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(77, 163, 255, 0.2), var(--shadow-glow-primary);
  background: rgba(255, 255, 255, 0.08);
}

.kiosk-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.kiosk-submit {
  width: 100%;
  max-width: 320px;
  padding: clamp(0.875rem, 2vw, 1rem) clamp(1.5rem, 3vw, 2rem);
  font-size: clamp(1rem, 2.5vw, 1.125rem);
  font-weight: 600;
  color: var(--color-text-primary);
  background: linear-gradient(135deg, var(--color-primary) 0%, #3D97FF 100%);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 16px rgba(77, 163, 255, 0.3);
}

.kiosk-submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(77, 163, 255, 0.4);
  background: linear-gradient(135deg, #5BAFFF 0%, var(--color-primary) 100%);
}

.kiosk-submit:active:not(:disabled) {
  transform: translateY(0);
}

.kiosk-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.kiosk-submit--secondary {
  background: var(--glass-surface);
  border: 1px solid var(--glass-border);
  box-shadow: none;
}

.kiosk-submit--secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-primary);
  box-shadow: 0 4px 16px rgba(77, 163, 255, 0.2);
}

.kiosk-instructions {
  font-size: clamp(1rem, 2.4vw, 1.125rem);
  color: rgba(255, 255, 255, 0.82);
  margin: 0;
  line-height: 1.5;
}

/* Quick Check-In Layout */
.kiosk-section {
  width: 100%;
  margin-top: clamp(1rem, 2.5vw, 1.25rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.student-summary {
  width: 100%;
  max-width: 560px;
  padding: clamp(0.875rem, 2.5vw, 1.1rem);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  text-align: center;
}

.student-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.student-name {
  font-size: clamp(1.3rem, 3.2vw, 1.6rem);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
}

.student-meta {
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  color: rgba(255, 255, 255, 0.75);
  margin: 0;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  font-size: clamp(0.9rem, 2.2vw, 1rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
}

.status-badge--ok {
  color: #eafff3;
  background: rgba(34, 197, 94, 0.15);
  border-color: rgba(34, 197, 94, 0.35);
  box-shadow: 0 0 18px rgba(34, 197, 94, 0.25);
}

.status-badge--warn {
  color: #ffecec;
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.35);
  box-shadow: 0 0 18px rgba(239, 68, 68, 0.2);
}

.status-badge--neutral {
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--glass-border);
}

.button-group-loading {
  width: 100%;
  text-align: center;
  color: var(--color-text-muted);
  font-size: clamp(0.875rem, 2vw, 1rem);
  padding: 0.75rem 0;
}

/* Confirm Content */
.confirm-content {
  margin: clamp(1.5rem, 3vw, 2rem) 0;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.confirm-loading {
  color: var(--color-text-muted);
  font-size: clamp(1rem, 2.5vw, 1.125rem);
}

.confirm-name {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0 0 0.5rem;
}

.confirm-grade {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--color-text-muted);
  margin: 0;
}

.confirm-error {
  font-size: clamp(1.125rem, 2.5vw, 1.25rem);
  color: var(--color-error);
  font-weight: 600;
  margin: 0;
}

/* Timer Display */
.timer-display {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 600;
  color: var(--color-warning);
  margin: 0 0 clamp(1.5rem, 3vw, 2rem);
  padding: 0.75rem 1.5rem;
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.3);
  border-radius: 12px;
  display: inline-block;
}

.timer-display #timerValue {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

/* Button Groups */
.button-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  margin: 0.5rem 0 0.75rem;
  max-width: 460px;
}

/* Subjects: multi-column grid to reduce vertical scroll when many subjects */
.button-group--subjects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.5rem;
  max-width: 100%;
  justify-items: stretch;
}

@media (min-width: 540px) {
  .button-group--subjects {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .button-group--subjects {
    grid-template-columns: repeat(4, 1fr);
  }
}

.btn-group-btn {
  padding: 0.65rem 1rem;
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  font-weight: 600;
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid var(--glass-border);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.btn-group-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

.btn-group-btn.selected {
  background: linear-gradient(135deg, var(--color-primary) 0%, #3D97FF 100%);
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(77, 163, 255, 0.3);
  color: var(--color-text-primary);
}

.btn-group-btn.selected:hover {
  background: linear-gradient(135deg, #5BAFFF 0%, var(--color-primary) 100%);
}

/* Success Screen - ADA: Visual confirmation for students with disabilities */
.kiosk-success-page {
  background: radial-gradient(ellipse at center, rgba(34, 197, 94, 0.25) 0%, rgba(34, 197, 94, 0.08) 40%, transparent 70%);
  animation: kiosk-success-bg-pulse 2s ease-in-out infinite;
}

@keyframes kiosk-success-bg-pulse {
  0%, 100% {
    background: radial-gradient(ellipse at center, rgba(34, 197, 94, 0.25) 0%, rgba(34, 197, 94, 0.08) 40%, transparent 70%);
  }
  50% {
    background: radial-gradient(ellipse at center, rgba(34, 197, 94, 0.35) 0%, rgba(34, 197, 94, 0.12) 40%, transparent 70%);
  }
}

.kiosk-success-visual {
  margin-bottom: 1.5rem;
}

.kiosk-success-checkmark {
  width: clamp(120px, 25vw, 160px);
  height: clamp(120px, 25vw, 160px);
  color: var(--color-success);
  filter: drop-shadow(0 0 20px rgba(34, 197, 94, 0.6)) drop-shadow(0 0 40px rgba(34, 197, 94, 0.3));
  animation: kiosk-success-glow 1.5s ease-in-out infinite;
}

.kiosk-success-checkmark svg {
  width: 100%;
  height: 100%;
}

.kiosk-success-circle {
  stroke-dasharray: 151;
  stroke-dashoffset: 151;
  animation: kiosk-success-circle-draw 0.5s ease-out 0.2s forwards;
}

.kiosk-success-path {
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  animation: kiosk-success-path-draw 0.4s ease-out 0.6s forwards;
}

@keyframes kiosk-success-circle-draw {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes kiosk-success-path-draw {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes kiosk-success-glow {
  0%, 100% {
    filter: drop-shadow(0 0 20px rgba(34, 197, 94, 0.6)) drop-shadow(0 0 40px rgba(34, 197, 94, 0.3));
  }
  50% {
    filter: drop-shadow(0 0 30px rgba(34, 197, 94, 0.8)) drop-shadow(0 0 60px rgba(34, 197, 94, 0.6));
  }
}

/* Toast Messages */
.toast {
  position: fixed;
  bottom: clamp(1rem, 3vw, 2rem);
  left: 50%;
  transform: translateX(-50%);
  padding: clamp(0.75rem, 2vw, 1rem) clamp(1.25rem, 3vw, 1.5rem);
  font-size: clamp(0.9375rem, 2vw, 1rem);
  font-weight: 600;
  color: var(--color-text-primary);
  background: var(--glass-surface-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  box-shadow: var(--glass-shadow);
  z-index: 1000;
  max-width: 90%;
  text-align: center;
  pointer-events: none;
}

.toast--success {
  border-color: rgba(34, 197, 94, 0.4);
  background: rgba(34, 197, 94, 0.15);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35), var(--shadow-glow-success);
}

.toast--error {
  border-color: rgba(239, 68, 68, 0.4);
  background: rgba(239, 68, 68, 0.15);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
}

/* Responsive adjustments */
@media (max-width: 480px) {
  .kiosk-card {
    padding: clamp(1.5rem, 4vw, 2rem);
    border-radius: 20px;
  }
  
  .button-group {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 768px) {
  .kiosk-card {
    max-width: 600px;
  }
  
  .button-group {
    grid-template-columns: repeat(4, 1fr);
  }
}