/* level5-theme.css
   Warm, stress-reducing theme for Level 5 Prep pages
   Redesigned for maximum approachability and calm

   Usage:
   1) Include fonts + this stylesheet on every Level 5 Prep page
   2) This creates a warm, encouraging study environment
*/

/* =============== Theme Variables =============== */
:root{
  /* Background - soft cream and warm whites */
  --l5-bg1: #fffbf5;
  --l5-bg2: #fff9f0;
  --l5-surface: rgba(255,253,248,.96);
  --l5-surface-2: rgba(255,251,245,.82);

  /* Text - warm, gentle tones */
  --l5-text: #3d3530;
  --l5-muted: #7a6f68;

  /* Lines and shadows - subtle and soft */
  --l5-line: rgba(60, 45, 35, .09);
  --l5-shadow: 0 8px 24px rgba(40, 25, 15, .04);
  --l5-shadow-hover: 0 12px 32px rgba(40, 25, 15, .07);

  /* Accents - calming, encouraging palette */
  --l5-accent: #7b9aff;      /* soft periwinkle blue */
  --l5-accent2: #ffab9a;     /* warm peach */
  --l5-accent3: #5dd8a8;     /* gentle mint */
  --l5-accent4: #ffc278;     /* warm golden - for encouragement */
  --l5-success: #4ecb94;     /* soft success green */

  /* Radii */
  --l5-radius-lg: 24px;
  --l5-radius-md: 18px;
  --l5-radius-sm: 14px;
  --l5-radius-pill: 999px;

  /* Typography */
  --l5-font-body: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --l5-font-display: Poppins, Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;

  /* Spacing */
  --l5-pad: 16px;
}

/* =============== Base Page =============== */
html, body{
  height: 100%;
}

body{
  margin: 0;
  font-family: var(--l5-font-body);
  color: var(--l5-text);
  font-size: 15px;

  /* Soft, welcoming gradients */
  background:
    radial-gradient(1400px 700px at 12% 0%, rgba(255,194,140,.09), transparent 70%),
    radial-gradient(1200px 600px at 90% 5%, rgba(123,154,255,.08), transparent 70%),
    linear-gradient(180deg, var(--l5-bg1), var(--l5-bg2));

  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a{
  color: inherit;
}

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

/* Headings: warm and friendly */
h1, h2, h3, h4, h5, h6,
.l5-display{
  font-family: var(--l5-font-display);
  font-weight: 600;
  color: var(--l5-text);
}

p{
  line-height: 1.75;
}

.l5-muted, .muted{
  color: var(--l5-muted) !important;
}

/* =============== Containers =============== */
.l5-container{
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.l5-row{
  display: flex;
  align-items: center;
}

.l5-gap-1{ gap: 8px; }
.l5-gap-2{ gap: 12px; }
.l5-gap-3{ gap: 18px; }
.l5-wrap{ flex-wrap: wrap; }
.l5-between{ justify-content: space-between; }

.l5-small{ font-size: 13px; }
.l5-tight{ line-height: 1.4; }

.l5-hr{
  border: none;
  border-top: 1px solid var(--l5-line);
  margin: 18px 0;
}

/* =============== Topbar / Glass =============== */
.glass,
.l5-glass{
  background: rgba(255,253,248,.75);
  border-bottom: 1px solid var(--l5-line);
  backdrop-filter: blur(16px);
}

/* =============== Cards / Surfaces =============== */
.card,
.l5-card{
  background: var(--l5-surface);
  border: 1px solid var(--l5-line);
  border-radius: var(--l5-radius-lg);
  box-shadow: var(--l5-shadow);
}

.guide-card,
.l5-hover-card{
  background: var(--l5-surface);
  border: 1px solid var(--l5-line);
  border-radius: var(--l5-radius-lg);
  box-shadow: var(--l5-shadow);
  transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}

.guide-card:hover,
.l5-hover-card:hover{
  transform: translateY(-3px);
  box-shadow: var(--l5-shadow-hover);
  border-color: rgba(123,154,255,.24);
}

.icon-badge,
.l5-icon-badge{
  width: 50px;
  height: 50px;
  border-radius: var(--l5-radius-md);
  display: grid;
  place-items: center;
  border: 1px solid var(--l5-line);
  background: linear-gradient(135deg, rgba(255,194,140,.12), rgba(123,154,255,.10));
  color: var(--l5-text);
  font-size: 20px;
}

/* Chips and badges */
.chip,
.l5-chip{
  border: 1px solid var(--l5-line);
  background: rgba(123,154,255,.07);
  padding: .4rem .75rem;
  border-radius: var(--l5-radius-pill);
  font-size: .87rem;
  color: var(--l5-muted);
  font-weight: 500;
}

.badge-soft,
.l5-badge-soft{
  border: 1px solid var(--l5-line);
  background: rgba(123,154,255,.08);
  color: var(--l5-muted);
  font-weight: 500;
}

/* Encouragement badge */
.badge-encourage,
.l5-badge-encourage{
  border: 1px solid rgba(255,194,120,.28);
  background: rgba(255,194,120,.11);
  color: #9a6a2f;
  font-weight: 500;
  padding: .4rem .8rem;
  border-radius: var(--l5-radius-pill);
  font-size: .87rem;
}

/* =============== Buttons =============== */
.btn-accent,
.l5-btn-accent{
  border: 1px solid rgba(123,154,255,.32);
  background: rgba(123,154,255,.12);
  color: var(--l5-text);
  border-radius: var(--l5-radius-sm);
  padding: .6rem 1.1rem;
  font-weight: 550;
  transition: all .26s ease;
}

.btn-accent:hover,
.l5-btn-accent:hover{
  border-color: rgba(123,154,255,.48);
  background: rgba(123,154,255,.18);
  color: var(--l5-text);
  transform: translateY(-1px);
}

.btn-ghost,
.l5-btn-ghost{
  border: 1px solid var(--l5-line);
  background: rgba(255,253,248,.65);
  color: var(--l5-text);
  border-radius: var(--l5-radius-sm);
  padding: .6rem 1.1rem;
  font-weight: 550;
  transition: all .26s ease;
}

.btn-ghost:hover,
.l5-btn-ghost:hover{
  border-color: rgba(123,154,255,.32);
  background: rgba(255,253,248,.92);
  color: var(--l5-text);
}

.l5-btn-primary{
  border: 1px solid rgba(123,154,255,.42);
  background: linear-gradient(135deg, rgba(123,154,255,.15), rgba(255,194,140,.11));
  color: var(--l5-text);
  border-radius: var(--l5-radius-sm);
  padding: .6rem 1.1rem;
  font-weight: 550;
  transition: all .26s ease;
}

.l5-btn-primary:hover{
  border-color: rgba(123,154,255,.58);
  background: linear-gradient(135deg, rgba(123,154,255,.22), rgba(255,194,140,.15));
  color: var(--l5-text);
  transform: translateY(-1px);
}

/* Encouragement button */
.btn-encourage,
.l5-btn-encourage{
  border: 1px solid rgba(255,194,120,.38);
  background: rgba(255,194,120,.14);
  color: var(--l5-text);
  border-radius: var(--l5-radius-sm);
  padding: .6rem 1.1rem;
  font-weight: 550;
  transition: all .26s ease;
}

.btn-encourage:hover,
.l5-btn-encourage:hover{
  border-color: rgba(255,194,120,.52);
  background: rgba(255,194,120,.22);
  color: var(--l5-text);
  transform: translateY(-1px);
}

/* =============== Forms =============== */
.form-control,
.form-select,
.l5-input,
.l5-select{
  border: 1px solid var(--l5-line);
  background: rgba(255,253,248,.92);
  color: var(--l5-text);
  border-radius: var(--l5-radius-sm);
  padding: .65rem .9rem;
  font-size: 15px;
  transition: all .26s ease;
}

.form-control:focus,
.form-select:focus,
.l5-input:focus,
.l5-select:focus{
  border-color: rgba(123,154,255,.48);
  box-shadow: 0 0 0 .3rem rgba(123,154,255,.10);
  background: rgba(255,255,255,.98);
  color: var(--l5-text);
  outline: none;
}

.form-control::placeholder,
.l5-input::placeholder{
  color: rgba(122,111,104,.65);
}

/* =============== Study Hub Components =============== */

/* Unit summary box - warm and inviting */
.unit-summary,
.l5-unit-summary{
  margin: 20px 0;
  padding: 20px 24px;
  border-radius: var(--l5-radius-md);
  border: 1px solid rgba(123,154,255,.18);
  background: linear-gradient(135deg, rgba(123,154,255,.06), rgba(255,194,140,.05));
  position: relative;
  overflow: hidden;
}

.unit-summary::before{
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--l5-accent), var(--l5-accent3));
  border-radius: 4px 0 0 4px;
}

.unit-summary h3{
  margin: 0 0 12px 0;
  color: var(--l5-text);
  font-size: 17px;
}

.unit-summary p{
  margin: 0;
  color: var(--l5-text);
  line-height: 1.7;
}

/* Must-do skills box */
.must-do-box,
.l5-must-do-box{
  margin: 20px 0;
  padding: 18px 22px;
  border-radius: var(--l5-radius-md);
  border: 1px solid rgba(93,216,168,.22);
  background: rgba(93,216,168,.06);
}

.must-do-box h3,
.l5-must-do-box h3{
  margin: 0 0 10px 0;
  color: var(--l5-text);
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.must-do-box ul,
.l5-must-do-box ul{
  margin: 0;
  padding-left: 20px;
  color: var(--l5-text);
}

.must-do-box li,
.l5-must-do-box li{
  margin: 6px 0;
  line-height: 1.6;
}

.pill,
.l5-pill{
  font-size: 13px;
  padding: 7px 12px;
  border-radius: var(--l5-radius-pill);
  border: 1px solid var(--l5-line);
  background: rgba(255,251,245,.85);
  color: var(--l5-muted);
  font-weight: 500;
}

.hint,
.l5-hint{
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: var(--l5-radius-md);
  border: 1px solid var(--l5-line);
  background: rgba(255,251,245,.80);
  color: var(--l5-muted);
  font-size: 14px;
  line-height: 1.65;
}

/* Encouragement hint */
.hint-encourage,
.l5-hint-encourage{
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: var(--l5-radius-md);
  border: 1px solid rgba(255,194,120,.24);
  background: rgba(255,247,238,.88);
  color: #9a6a2f;
  font-size: 14px;
  line-height: 1.65;
}

.task,
.l5-task{
  display: flex;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--l5-line);
  border-radius: var(--l5-radius-md);
  background: rgba(255,251,245,.78);
  margin: 10px 0;
  transition: all .26s ease;
}

.task:hover,
.l5-task:hover{
  background: rgba(255,251,245,.95);
  border-color: rgba(123,154,255,.18);
  transform: translateX(2px);
}

.task input,
.l5-task input{
  transform: scale(1.15);
  margin-top: 4px;
  accent-color: var(--l5-accent3);
  cursor: pointer;
}

.task.completed,
.l5-task.completed{
  background: rgba(78,203,148,.07);
  border-color: rgba(78,203,148,.22);
}

/* Flashcard - completely redesigned for warmth */
.flashCard,
.l5-flashcard{
  border: 2px solid transparent;
  border-radius: var(--l5-radius-lg);
  padding: 28px;
  background: linear-gradient(135deg, rgba(255,253,248,.98), rgba(255,249,240,.98));
  box-shadow: 
    0 20px 50px rgba(40, 25, 15, .06),
    0 0 0 1px var(--l5-line);
  transition: all .32s ease;
  position: relative;
}

.flashCard::before{
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: var(--l5-radius-lg);
  background: linear-gradient(135deg, rgba(123,154,255,.18), rgba(255,194,140,.14), rgba(93,216,168,.14));
  opacity: 0;
  transition: opacity .32s ease;
  pointer-events: none;
}

.flashCard:hover::before{
  opacity: 1;
}

.flashCard:hover{
  transform: translateY(-4px);
  box-shadow: 
    0 24px 60px rgba(40, 25, 15, .09),
    0 0 0 1px rgba(123,154,255,.20);
}

/* Progress indicator */
.progress-bar,
.l5-progress{
  height: 10px;
  background: rgba(123,154,255,.12);
  border-radius: var(--l5-radius-pill);
  overflow: hidden;
  margin: 16px 0;
}

.progress-fill,
.l5-progress-fill{
  height: 100%;
  background: linear-gradient(90deg, var(--l5-accent3), var(--l5-accent));
  border-radius: var(--l5-radius-pill);
  transition: width .6s ease;
}

/* Milestone celebrations */
.milestone,
.l5-milestone{
  padding: 20px 24px;
  border-radius: var(--l5-radius-md);
  background: linear-gradient(135deg, rgba(255,194,120,.11), rgba(255,171,154,.09));
  border: 1px solid rgba(255,194,120,.28);
  text-align: center;
  margin: 20px 0;
  animation: gentlePulse 2.5s ease-in-out infinite;
}

@keyframes gentlePulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.015); }
}

/* =============== Empty States =============== */
.empty{
  padding: 40px 28px;
  text-align: center;
  border-radius: var(--l5-radius-lg);
  background: rgba(255,251,245,.70);
  border: 1px dashed var(--l5-line);
  color: var(--l5-muted);
}

/* =============== Footer =============== */
.footer{
  margin-top: 60px;
  padding: 28px 0;
  border-top: 1px solid var(--l5-line);
  background: rgba(255,251,245,.45);
}

/* =============== Reduced Motion =============== */
@media (prefers-reduced-motion: reduce){
  *{
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}

/* Landing page card links */
.card-link{
  display: block;
  color: inherit;
  text-decoration: none;
}

.card-link:hover{
  text-decoration: none;
}

.card-link:focus-visible{
  outline: 2px solid rgba(123,154,255,.50);
  outline-offset: 4px;
  border-radius: var(--l5-radius-lg);
}

/* Hero section */
.hero{
  background: linear-gradient(135deg, rgba(255,251,245,.90), rgba(255,247,238,.90));
  border: 1px solid var(--l5-line);
  border-radius: var(--l5-radius-lg);
  box-shadow: var(--l5-shadow);
}

/* =============== Responsive =============== */
@media (min-width: 768px) {
  .guide-card,
  .l5-hover-card{
    padding: 1.35rem;
  }
  
  .card,
  .l5-card{
    padding: 1.65rem;
  }

  .flashCard,
  .l5-flashcard{
    padding: 32px;
  }
}