/* ==========================================================================
   SpinZone Design System — 1:1 mirror of React (src/styles.css)
   All tokens match Crickex-style royal blue + light gray palette exactly.
   ========================================================================== */

:root{
  --radius:0.75rem;
  --radius-sm:calc(var(--radius) - 4px);
  --radius-md:calc(var(--radius) - 2px);
  --radius-lg:var(--radius);
  --radius-xl:calc(var(--radius) + 4px);
  --radius-2xl:calc(var(--radius) + 8px);
  --radius-3xl:calc(var(--radius) + 12px);

  /* Core semantic tokens (converted from React oklch → sRGB) */
  --background:#eef1f6;
  --foreground:#26313f;
  --card:#ffffff;
  --card-foreground:#26313f;
  --popover:#ffffff;
  --popover-foreground:#26313f;
  --primary:#2b4fa8;
  --primary-foreground:#fbfcff;
  --primary-glow:#5678d1;
  --primary-deep:#1e3a82;
  --secondary:#dde4f0;
  --secondary-foreground:#2f4788;
  --muted:#e8ecf3;
  --muted-foreground:#68758a;
  --accent:#3f61b8;
  --accent-foreground:#fbfcff;
  --destructive:#dc2626;
  --destructive-foreground:#fbfcff;
  --success:#16a34a;
  --success-foreground:#fbfcff;
  --warning:#d97706;
  --warning-foreground:#fbfcff;
  --border:#dde3ec;
  --input:#dde3ec;
  --ring:#2b4fa8;

  --sidebar:#ffffff;
  --sidebar-foreground:#26313f;
  --sidebar-primary:#2b4fa8;
  --sidebar-primary-foreground:#fbfcff;
  --sidebar-accent:#dde4f0;
  --sidebar-accent-foreground:#2f4788;
  --sidebar-border:#dde3ec;

  --header:#2647a1;
  --header-foreground:#f6f8ff;

  --gold:#2b4fa8;
  --gold-bright:#5678d1;
  --emerald:#3f61b8;
  --emerald-deep:#1e3a82;

  --blue-circle:#1e50a2;

  --gradient-primary:linear-gradient(135deg,#5678d1,#2b4fa8);
  --gradient-gold:linear-gradient(135deg,#3f61b8,#1e3a82);
  --gradient-hero:linear-gradient(180deg,rgba(38,71,161,.2),rgba(38,71,161,.95));
  --gradient-header:linear-gradient(180deg,#2b4fa8,#1e3a82);

  --shadow-gold:0 10px 40px -10px rgba(43,79,168,.45);
  --shadow-card:0 16px 40px -20px rgba(30,50,120,.28);
  --shadow-sm:0 1px 2px rgba(30,50,120,.08);
  --shadow-md:0 4px 12px -2px rgba(30,50,120,.14);
  --shadow-lg:0 20px 40px -18px rgba(30,50,120,.28);
}

/* Class-based dark mode (kept for future parity) */
.dark{
  --background:#0f172a;
  --foreground:#f8fafc;
  --card:#1e293b;
  --card-foreground:#f8fafc;
  --popover:#1e293b;
  --popover-foreground:#f8fafc;
  --primary:#e2e8f0;
  --primary-foreground:#0f172a;
  --secondary:#334155;
  --secondary-foreground:#f8fafc;
  --muted:#334155;
  --muted-foreground:#94a3b8;
  --accent:#334155;
  --accent-foreground:#f8fafc;
  --destructive:#f87171;
  --border:rgba(255,255,255,.1);
  --input:rgba(255,255,255,.15);
  --ring:#64748b;
}

/* ==========================================================================
   Base
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box;border-color:var(--border)}
html,body{margin:0;padding:0}
body{
  background:var(--background);
  color:var(--foreground);
  font-family:"Sora","Noto Sans Bengali",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,h5,h6{color:var(--foreground);margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:1.875rem;line-height:1.2}
h2{font-size:1.5rem;line-height:1.25}
h3{font-size:1.25rem;line-height:1.3}
p{margin:0 0 1em}

/* ==========================================================================
   Utility classes — mirror the ones we actually use across pages
   ========================================================================== */
.container-app{max-width:1040px;margin:0 auto;padding:0 16px}
.wrap-md{max-width:28rem;margin:0 auto}
.stack{display:flex;flex-direction:column;gap:12px}
.row{display:flex;align-items:center;gap:8px}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-auto{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
@media(max-width:720px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .grid-2.keep-2,.grid-4.keep-2{grid-template-columns:repeat(2,1fr)}
}
.text-center{text-align:center}
.text-right{text-align:right}
.text-sm{font-size:.875rem}
.text-xs{font-size:.75rem}
.text-lg{font-size:1.125rem}
.text-xl{font-size:1.25rem}
.text-2xl{font-size:1.5rem}
.font-bold{font-weight:700}
.font-black{font-weight:900}
.font-semi{font-weight:600}
.muted{color:var(--muted-foreground)}
.text-primary{color:var(--primary)}
.text-destructive{color:var(--destructive)}
.text-success{color:var(--success)}
.text-warning{color:var(--warning)}
.text-gradient-gold{background:var(--gradient-primary);-webkit-background-clip:text;background-clip:text;color:transparent}
.bg-primary{background:var(--primary);color:var(--primary-foreground)}
.bg-card{background:var(--card)}
.bg-muted{background:var(--muted)}
.rounded-sm{border-radius:var(--radius-sm)}
.rounded{border-radius:var(--radius)}
.rounded-lg{border-radius:var(--radius-lg)}
.rounded-xl{border-radius:var(--radius-xl)}
.rounded-full{border-radius:9999px}
.shadow-card{box-shadow:var(--shadow-card)}
.shadow-gold{box-shadow:var(--shadow-gold)}
.shadow-sm{box-shadow:var(--shadow-sm)}
.shadow-md{box-shadow:var(--shadow-md)}
.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mt-6{margin-top:24px}
.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}
.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}
.hidden{display:none}
.flex-1{flex:1}
.shrink-0{flex-shrink:0}
.min-w-0{min-width:0}
.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.no-scrollbar{scrollbar-width:none;-ms-overflow-style:none}
.no-scrollbar::-webkit-scrollbar{display:none}

/* ==========================================================================
   Animations (mirror Tailwind v4 tw-animate-css set we use)
   ========================================================================== */
@keyframes fade-in{
  0%{opacity:0;transform:translateY(10px)}
  100%{opacity:1;transform:translateY(0)}
}
@keyframes fade-out{
  0%{opacity:1;transform:translateY(0)}
  100%{opacity:0;transform:translateY(10px)}
}
@keyframes scale-in{
  0%{transform:scale(.95);opacity:0}
  100%{transform:scale(1);opacity:1}
}
@keyframes slide-in-right{
  0%{transform:translateX(100%)}
  100%{transform:translateX(0)}
}
@keyframes accordion-down{from{height:0;opacity:0}to{height:var(--radix-accordion-content-height);opacity:1}}
@keyframes accordion-up{from{height:var(--radix-accordion-content-height);opacity:1}to{height:0;opacity:0}}
@keyframes float-up{
  0%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
  100%{transform:translateY(0)}
}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-100%)}}
@keyframes pulse-soft{0%,100%{opacity:1}50%{opacity:.6}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes ping{75%,100%{transform:scale(2);opacity:0}}

.animate-fade-in{animation:fade-in .3s ease-out}
.animate-fade-out{animation:fade-out .3s ease-out}
.animate-scale-in{animation:scale-in .2s ease-out}
.animate-slide-in-right{animation:slide-in-right .3s ease-out}
.animate-enter{animation:fade-in .3s ease-out, scale-in .2s ease-out}
.animate-float{animation:float-up 4s ease-in-out infinite}
.animate-marquee{display:inline-block;padding-left:100%;animation:marquee 18s linear infinite}
.animate-pulse{animation:pulse-soft 2s cubic-bezier(.4,0,.6,1) infinite}
.animate-spin{animation:spin 1s linear infinite}
.animate-ping{animation:ping 1s cubic-bezier(0,0,.2,1) infinite}

.hover-scale{transition:transform .2s ease}
.hover-scale:hover{transform:scale(1.05)}
.story-link{position:relative;display:inline-block}
.story-link::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--primary);
  transform:scaleX(0);transform-origin:bottom right;transition:transform .3s ease}
.story-link:hover::after{transform:scaleX(1);transform-origin:bottom left}

/* ==========================================================================
   shadcn-style components as pure CSS classes
   ========================================================================== */

/* Button */
.ui-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  white-space:nowrap;border-radius:var(--radius-md);
  font-size:.875rem;font-weight:600;line-height:1;
  padding:0 16px;height:36px;cursor:pointer;user-select:none;
  border:1px solid transparent;text-align:center;
  transition:background .15s ease, color .15s ease, border-color .15s ease, transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}
.ui-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(43,79,168,.25)}
.ui-btn[disabled],.ui-btn.disabled{opacity:.5;cursor:not-allowed;pointer-events:none}

.ui-btn--default{background:var(--primary);color:var(--primary-foreground);box-shadow:var(--shadow-sm)}
.ui-btn--default:hover{background:#254496}
.ui-btn--destructive{background:var(--destructive);color:var(--destructive-foreground);box-shadow:var(--shadow-sm)}
.ui-btn--destructive:hover{background:#c11f1f}
.ui-btn--outline{background:var(--card);border-color:var(--input);color:var(--foreground);box-shadow:var(--shadow-sm)}
.ui-btn--outline:hover{background:var(--accent);color:var(--accent-foreground);border-color:var(--accent)}
.ui-btn--secondary{background:var(--secondary);color:var(--secondary-foreground);box-shadow:var(--shadow-sm)}
.ui-btn--secondary:hover{background:#cfd8ea}
.ui-btn--ghost{background:transparent;color:var(--foreground)}
.ui-btn--ghost:hover{background:var(--accent);color:var(--accent-foreground)}
.ui-btn--link{background:transparent;color:var(--primary);padding:0;height:auto}
.ui-btn--link:hover{text-decoration:underline;text-underline-offset:4px}
.ui-btn--gradient{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-gold)}
.ui-btn--gradient:hover{transform:translateY(-1px)}
.ui-btn--success{background:var(--success);color:#fff}
.ui-btn--success:hover{background:#128a3f}

.ui-btn--sm{height:32px;padding:0 12px;font-size:.75rem;border-radius:var(--radius-sm)}
.ui-btn--lg{height:40px;padding:0 32px;font-size:.95rem}
.ui-btn--icon{width:36px;padding:0}
.ui-btn--block{display:flex;width:100%}

/* Card */
.ui-card{
  background:var(--card);color:var(--card-foreground);
  border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
}
.ui-card__header{padding:20px 20px 0;display:flex;flex-direction:column;gap:6px}
.ui-card__title{font-size:1.125rem;font-weight:700;margin:0;line-height:1.3}
.ui-card__desc{font-size:.875rem;color:var(--muted-foreground);margin:0}
.ui-card__body{padding:20px}
.ui-card__footer{padding:0 20px 20px;display:flex;align-items:center;gap:8px}

/* Input */
.ui-input,.ui-select,.ui-textarea{
  width:100%;background:var(--card);border:1px solid var(--input);
  border-radius:var(--radius-md);color:var(--foreground);
  padding:0 12px;height:38px;font-size:.9rem;font-family:inherit;
  transition:border-color .15s, box-shadow .15s;
}
.ui-textarea{height:auto;min-height:88px;padding:10px 12px;line-height:1.5;resize:vertical}
.ui-input:focus,.ui-select:focus,.ui-textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(43,79,168,.14);
}
.ui-input::placeholder,.ui-textarea::placeholder{color:var(--muted-foreground)}
.ui-input[disabled]{background:var(--muted);cursor:not-allowed;opacity:.7}
.ui-label{display:block;font-size:.8125rem;font-weight:600;color:var(--foreground);margin-bottom:6px}
.ui-field{margin-bottom:14px}
.ui-help{font-size:.75rem;color:var(--muted-foreground);margin-top:4px}
.ui-error-text{font-size:.75rem;color:var(--destructive);margin-top:4px;font-weight:600}

/* Badge */
.ui-badge{
  display:inline-flex;align-items:center;gap:4px;
  padding:2px 10px;font-size:.72rem;font-weight:700;line-height:1.4;
  border-radius:9999px;border:1px solid transparent;text-transform:capitalize;letter-spacing:.01em;
}
.ui-badge--default{background:var(--primary);color:var(--primary-foreground)}
.ui-badge--secondary{background:var(--secondary);color:var(--secondary-foreground)}
.ui-badge--outline{background:transparent;border-color:var(--border);color:var(--foreground)}
.ui-badge--destructive{background:var(--destructive);color:var(--destructive-foreground)}
.ui-badge--success{background:#dcfce7;color:#15803d}
.ui-badge--warning{background:#fef3c7;color:#92400e}
.ui-badge--info{background:#dbeafe;color:#1e40af}
.ui-badge--gold{background:var(--gradient-primary);color:#fff}
.ui-badge--dot{width:8px;height:8px;padding:0;border-radius:9999px}
.ui-badge--fast{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;box-shadow:0 4px 12px -4px rgba(245,158,11,.5)}

/* Alert */
.ui-alert{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 16px;border-radius:var(--radius-md);
  border:1px solid var(--border);background:var(--card);
  margin-bottom:16px;font-size:.9rem;
}
.ui-alert__icon{flex-shrink:0;width:18px;height:18px;margin-top:1px}
.ui-alert__body{flex:1;min-width:0}
.ui-alert__title{font-weight:700;margin:0 0 2px;font-size:.9rem}
.ui-alert__desc{margin:0;color:var(--muted-foreground);font-size:.85rem}
.ui-alert--info{background:#eff6ff;border-color:#bfdbfe;color:#1e40af}
.ui-alert--info .ui-alert__desc{color:#1e40af}
.ui-alert--success{background:#f0fdf4;border-color:#bbf7d0;color:#15803d}
.ui-alert--success .ui-alert__desc{color:#166534}
.ui-alert--warning{background:#fffbeb;border-color:#fde68a;color:#92400e}
.ui-alert--warning .ui-alert__desc{color:#92400e}
.ui-alert--error,.ui-alert--destructive{background:#fef2f2;border-color:#fecaca;color:#b91c1c}
.ui-alert--error .ui-alert__desc,.ui-alert--destructive .ui-alert__desc{color:#b91c1c}

/* Tabs */
.ui-tabs{width:100%}
.ui-tabs__list{
  display:inline-flex;gap:2px;background:var(--muted);
  padding:4px;border-radius:var(--radius-md);
}
.ui-tabs__trigger{
  padding:6px 14px;font-size:.85rem;font-weight:600;
  border-radius:calc(var(--radius-md) - 2px);color:var(--muted-foreground);
  background:transparent;border:none;cursor:pointer;
  transition:background .15s, color .15s;
}
.ui-tabs__trigger:hover{color:var(--foreground)}
.ui-tabs__trigger.active,.ui-tabs__trigger[data-state="active"]{
  background:var(--card);color:var(--foreground);box-shadow:var(--shadow-sm);
}
.ui-tabs__panel{padding-top:16px}
.ui-tabs__panel[hidden]{display:none}

/* Dialog / Modal */
.ui-dialog-backdrop{
  position:fixed;inset:0;background:rgba(15,23,42,.55);
  z-index:80;display:none;align-items:center;justify-content:center;padding:16px;
  animation:fade-in .2s ease-out;
}
.ui-dialog-backdrop.open{display:flex}
.ui-dialog{
  background:var(--card);color:var(--card-foreground);
  border-radius:var(--radius-lg);width:100%;max-width:460px;
  box-shadow:0 30px 80px -20px rgba(15,23,42,.5);
  padding:22px;animation:scale-in .18s ease-out;
}
.ui-dialog__title{font-size:1.125rem;font-weight:700;margin:0 0 8px}
.ui-dialog__desc{color:var(--muted-foreground);font-size:.9rem;margin:0 0 16px}
.ui-dialog__footer{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}

/* Table */
.ui-table{width:100%;border-collapse:collapse;font-size:.875rem}
.ui-table th,.ui-table td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--border)}
.ui-table th{color:var(--muted-foreground);font-weight:600;font-size:.72rem;text-transform:uppercase;letter-spacing:.03em;background:var(--muted)}
.ui-table tr:hover td{background:rgba(43,79,168,.03)}

/* Separator */
.ui-separator{height:1px;background:var(--border);margin:16px 0;border:0}

/* Avatar */
.ui-avatar{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:9999px;
  background:var(--gradient-primary);color:#fff;font-weight:700;font-size:.9rem;overflow:hidden}
.ui-avatar img{width:100%;height:100%;object-fit:cover}

/* Skeleton */
.ui-skeleton{background:linear-gradient(90deg,var(--muted) 0%,var(--secondary) 50%,var(--muted) 100%);
  background-size:200% 100%;animation:skeleton 1.4s ease-in-out infinite;border-radius:var(--radius-sm)}
@keyframes skeleton{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* Progress */
.ui-progress{width:100%;height:8px;background:var(--muted);border-radius:9999px;overflow:hidden}
.ui-progress__bar{height:100%;background:var(--gradient-primary);transition:width .4s ease;border-radius:9999px}

/* Switch */
.ui-switch{position:relative;display:inline-block;width:42px;height:24px}
.ui-switch input{opacity:0;width:0;height:0}
.ui-switch__slider{position:absolute;inset:0;background:var(--muted);border-radius:9999px;cursor:pointer;transition:background .2s}
.ui-switch__slider::before{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:9999px;transition:transform .2s;box-shadow:0 1px 3px rgba(0,0,0,.15)}
.ui-switch input:checked + .ui-switch__slider{background:var(--primary)}
.ui-switch input:checked + .ui-switch__slider::before{transform:translateX(18px)}

/* Toast (simple stack, top-right) */
.ui-toaster{position:fixed;top:16px;right:16px;z-index:100;display:flex;flex-direction:column;gap:10px;pointer-events:none}
.ui-toast{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:12px 14px;box-shadow:0 20px 40px -18px rgba(15,23,42,.35);
  min-width:260px;max-width:360px;pointer-events:auto;animation:slide-in-right .25s ease-out;font-size:.875rem}
.ui-toast--success{border-left:4px solid var(--success)}
.ui-toast--error{border-left:4px solid var(--destructive)}
.ui-toast--info{border-left:4px solid var(--primary)}

/* Spinner */
.ui-spinner{
  display:inline-block;width:18px;height:18px;
  border:2px solid rgba(43,79,168,.2);border-top-color:var(--primary);
  border-radius:9999px;animation:spin .8s linear infinite;
}
.ui-spinner--lg{width:32px;height:32px;border-width:3px}

/* Phase 3: touch targets — ensure inputs & buttons meet 44px on mobile */
@media(pointer:coarse){
  .ui-input,.ui-select{min-height:44px}
  .ui-btn:not(.ui-btn--link){min-height:44px}
}
svg.spin{animation:spin 1s linear infinite}