:root{
  --bg:#f6f8fc;
  --surface:#ffffff;
  --surface-strong:#ffffff;
  --surface-2:#f3f6fb;
  --text:#172033;
  --muted:#667085;
  --line:#dfe5ee;
  --line-strong:#cfd8e6;
  --primary:#315efb;
  --primary-2:#5577ff;
  --primary-3:#1e3fae;
  --primary-soft:#eef3ff;
  --success:#16803c;
  --success-soft:#edf8f1;
  --warning:#a15c00;
  --warning-soft:#fff6e5;
  --danger:#b42318;
  --danger-soft:#fff1f0;
  --code:#0d1524;
  --code-2:#121e33;
  --code-text:#e8eefc;
  --shadow:0 14px 34px rgba(31,53,104,.08);
  --shadow-soft:0 6px 18px rgba(31,53,104,.06);
  --radius:20px;
  --radius-sm:14px;
}
body.dark{
  --bg:#0a1120;
  --surface:rgba(17,25,40,.82);
  --surface-strong:#121b2c;
  --surface-2:#172234;
  --text:#edf2f8;
  --muted:#a5b0c4;
  --line:rgba(108,132,179,.20);
  --line-strong:rgba(120,146,197,.32);
  --primary:#7c9cff;
  --primary-2:#9eb5ff;
  --primary-3:#b8c8ff;
  --primary-soft:rgba(124,156,255,.15);
  --success-soft:rgba(22,128,60,.18);
  --warning-soft:rgba(161,92,0,.18);
  --danger-soft:rgba(180,35,24,.18);
  --code:#07101c;
  --code-2:#0d1627;
  --shadow:0 24px 50px rgba(0,0,0,.30);
  --shadow-soft:0 14px 28px rgba(0,0,0,.18);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(49,94,251,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(49,94,251,.018) 1px, transparent 1px);
  background-size:32px 32px;
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.30), transparent 72%);
  pointer-events:none;
  z-index:-1;
}

body.dark{
  background:
    radial-gradient(circle at top left, rgba(99,126,255,.18), transparent 30%),
    radial-gradient(circle at top right, rgba(64,196,255,.10), transparent 24%),
    radial-gradient(circle at bottom right, rgba(80,113,255,.12), transparent 28%),
    var(--bg);
}

body.dark::before{
  background-image:
    linear-gradient(rgba(99,126,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,126,255,.035) 1px, transparent 1px);
  background-size:28px 28px;
}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}

/* TOPBAR */
.topbar{
  height:78px;
  position:fixed;
  inset:0 0 auto 0;
  z-index:50;
  background:color-mix(in srgb, var(--surface-strong) 72%, transparent);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  display:grid;
  grid-template-columns:300px 1fr 60px;
  align-items:center;
  padding:0 20px;
  gap:18px
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color:inherit;
  text-decoration:none
}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,#f7df1e,#ffd84a);
  color:#10151f;font-weight:900;
  box-shadow:0 10px 24px rgba(247,223,30,.22)
}
.brand strong,.brand small{display:block}
.brand strong{font-size:15px}
.brand small{font-size:11px;color:var(--muted);margin-top:2px}
.mobile-menu{
  display:none;border:0;background:transparent;color:var(--text);
  font-size:22px
}

.top-center{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:22px;
  min-width:0
}
.view-switcher{
  display:flex;
  padding:4px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:12px;
  box-shadow:var(--shadow-soft);
  flex:0 0 auto
}
.view-tab{
  border:0;background:transparent;color:var(--muted);
  padding:8px 14px;border-radius:9px;font-size:11px;font-weight:800;
  transition:.18s ease
}
.view-tab:hover{color:var(--text)}
.view-tab.active{
  background:linear-gradient(180deg, var(--surface-strong), color-mix(in srgb, var(--surface-strong) 88%, var(--primary-soft)));
  color:var(--primary);
  box-shadow:0 6px 18px rgba(49,94,251,.10)
}

.global-progress{
  width:min(320px,34vw);
  padding:10px 13px;
  border-radius:14px;
  background:var(--surface);
  border:1px solid var(--line);
  box-shadow:var(--shadow-soft)
}
.progress-meta{
  font-size:10px;color:var(--muted);display:flex;justify-content:space-between;margin-bottom:6px;
  text-transform:uppercase;letter-spacing:.08em;font-weight:800
}
.progress-track{
  height:8px;background:color-mix(in srgb, var(--line-strong) 52%, transparent);
  border-radius:999px;overflow:hidden
}
.progress-track i{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg, var(--primary), var(--primary-2));
  border-radius:999px;
  transition:.25s ease
}
.top-actions{display:flex;justify-content:flex-end}
.icon-btn{
  width:42px;height:42px;border:1px solid var(--line);
  border-radius:12px;background:var(--surface);color:var(--text);
  box-shadow:var(--shadow-soft);
  transition:.18s ease
}
.icon-btn:hover{transform:translateY(-1px)}

/* LAYOUT */
.app{
  padding-top:78px;
  display:grid;
  grid-template-columns:350px 1fr;
  min-height:100vh
}
.sidebar{
  position:fixed;top:78px;bottom:0;left:0;width:350px;
  background:color-mix(in srgb, var(--surface-strong) 76%, transparent);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-right:1px solid var(--line);
  padding:18px;
  overflow-y:auto;
  z-index:30
}
.sidebar-search input,.filters select,.user-fields input,.user-fields textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:13px;
  background:var(--surface);
  color:var(--text);
  padding:0 14px;
  outline:none;
  box-shadow:var(--shadow-soft)
}
.sidebar-search input,.filters select{height:46px}
.sidebar-search input::placeholder,.user-fields textarea::placeholder{color:color-mix(in srgb, var(--muted) 82%, transparent)}
.sidebar-search input:focus,.filters select:focus,.user-fields input:focus,.user-fields textarea:focus{
  border-color:color-mix(in srgb, var(--primary) 48%, var(--line));
  box-shadow:0 0 0 4px color-mix(in srgb, var(--primary) 12%, transparent), var(--shadow-soft)
}
.filters{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:10px
}
.catalog-meta{
  display:flex;justify-content:space-between;align-items:center;
  color:var(--muted);font-size:11px;padding:18px 4px 10px
}
.catalog-meta strong{color:var(--text);font-size:12px}
.algorithm-list{display:flex;flex-direction:column;gap:8px}
.algorithm-item{
  width:100%;border:1px solid transparent;background:var(--surface);
  text-align:left;color:var(--text);padding:12px 12px;border-radius:16px;
  display:grid;grid-template-columns:54px 1fr 18px;gap:10px;align-items:start;
  box-shadow:var(--shadow-soft);
  transition:.18s ease
}
.algorithm-item:hover{
  transform:translateY(-1px);
  border-color:var(--line);
  box-shadow:0 18px 30px rgba(31,53,104,.10)
}
.algorithm-item.active{
  background:linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 86%, var(--primary-soft)), color-mix(in srgb, var(--surface) 90%, var(--primary-soft)));
  border-color:color-mix(in srgb, var(--primary) 30%, var(--line));
  color:var(--primary)
}
.algorithm-item .num{
  font-size:11px;font-weight:900;color:var(--muted);padding-top:3px
}
.algorithm-item.active .num{color:var(--primary)}
.algorithm-item strong{display:block;font-size:13px;line-height:1.4}
.algorithm-item small{display:block;color:var(--muted);font-size:10px;margin-top:4px}
.algorithm-item .done-dot{
  width:9px;height:9px;border-radius:50%;
  background:color-mix(in srgb, var(--line-strong) 55%, transparent);
  margin-top:6px;box-shadow:0 0 0 4px color-mix(in srgb, var(--line) 45%, transparent)
}
.algorithm-item .done-dot.done{
  background:var(--success);
  box-shadow:0 0 0 4px color-mix(in srgb, var(--success) 15%, transparent)
}
.new-algorithm-btn{
  width:100%;height:48px;border:1px solid transparent;
  background:linear-gradient(135deg, var(--primary), var(--primary-2));
  color:white;border-radius:14px;font-weight:800;font-size:12px;
  box-shadow:0 16px 28px rgba(49,94,251,.24);
  transition:.18s ease
}
.new-algorithm-btn:hover{transform:translateY(-1px)}
.user-search{margin-top:12px}
.storage-note{
  margin-top:22px;padding:16px;border:1px solid var(--line);
  background:var(--surface);border-radius:16px;box-shadow:var(--shadow-soft)
}
.storage-note strong{font-size:11px;text-transform:uppercase;letter-spacing:.08em}
.storage-note p{color:var(--muted);font-size:11px;line-height:1.55;margin:6px 0 0}

/* MAIN */
.main{
  grid-column:2;
  width:min(1220px,calc(100% - 54px));
  margin:0 auto;
  padding:34px 0 90px
}
.lesson-header{
  margin-bottom:24px;
  padding:24px 26px;
  border-radius:24px;
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--primary) 16%, transparent), transparent 35%),
    linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 88%, transparent), var(--surface));
  border:1px solid var(--line);
  box-shadow:var(--shadow)
}
.breadcrumb{
  font-size:11px;color:var(--primary);font-weight:900;
  text-transform:uppercase;letter-spacing:.12em;margin-bottom:10px
}
.title-row{
  display:flex;align-items:flex-start;justify-content:space-between;gap:20px
}
.algorithm-id{font-size:12px;color:var(--muted);font-weight:800}
h1{
  font-size:clamp(34px,4.2vw,56px);
  line-height:1.02;letter-spacing:-.045em;margin:5px 0 0
}
.level-badge,.validation-badge{
  font-size:11px;padding:9px 12px;border-radius:999px;
  font-weight:900;white-space:nowrap;border:1px solid var(--line)
}
.level-badge{
  background:color-mix(in srgb, var(--primary) 8%, var(--surface-strong));
  color:var(--primary)
}
.lead{
  font-size:17px;line-height:1.7;color:var(--muted);max-width:900px;
  margin:12px 0 0
}
.concepts{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.concepts span{
  font-size:10px;border:1px solid var(--line);background:var(--surface-strong);
  color:var(--muted);border-radius:999px;padding:6px 10px;
  font-weight:700
}

/* PANELS */
.workspace{
  display:grid;
  grid-template-columns:minmax(0,1.45fr) minmax(320px,.75fr);
  gap:18px;align-items:start
}
.editor-panel,.study-card,.user-fields{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow)
}
.panel-head{
  min-height:68px;padding:14px 16px;display:flex;align-items:center;
  justify-content:space-between;border-bottom:1px solid var(--line);gap:12px
}
.panel-head strong,.panel-head span{display:block}
.panel-head strong{font-size:14px}
.panel-head span{font-size:10px;color:var(--muted);margin-top:3px;text-transform:uppercase;letter-spacing:.08em;font-weight:800}
.panel-actions{display:flex;gap:9px}
.ghost-btn,.run-btn,.nav-btn,.save-user-btn,.delete-user-btn{
  border-radius:12px;padding:10px 14px;font-size:12px;font-weight:900;
  transition:.18s ease
}
.ghost-btn{
  border:1px solid var(--line);
  background:linear-gradient(180deg, var(--surface-strong), var(--surface-2));
  color:var(--text);
  box-shadow:var(--shadow-soft)
}
.ghost-btn:hover{transform:translateY(-1px)}
.run-btn,.nav-btn.primary,.save-user-btn{
  border:1px solid transparent;
  background:linear-gradient(135deg, var(--primary), var(--primary-2));
  color:white;
  box-shadow:0 14px 26px rgba(49,94,251,.22)
}
.run-btn:hover,.nav-btn.primary:hover,.save-user-btn:hover{transform:translateY(-1px)}
.save-user-btn:disabled{
  opacity:.42;cursor:not-allowed;filter:grayscale(.18);transform:none;box-shadow:none
}
.delete-user-btn{
  width:100%;margin-top:10px;border:1px solid color-mix(in srgb, var(--danger) 35%, var(--line));
  background:color-mix(in srgb, var(--danger-soft) 65%, var(--surface));
  color:var(--danger)
}
.delete-user-btn:hover{transform:translateY(-1px)}

.editor-wrap{
  position:relative;display:grid;grid-template-columns:54px 1fr;
  background:linear-gradient(180deg, var(--code), var(--code-2));
  min-height:390px
}
.line-numbers{
  padding:18px 10px;text-align:right;color:#6f7f9f;border-right:1px solid rgba(111,127,159,.22);
  font:13px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;
  user-select:none;white-space:pre;overflow:hidden
}
#codeEditor,#userCodeEditor{
  width:100%;min-height:390px;resize:vertical;border:0;outline:0;
  background:transparent;color:var(--code-text);padding:18px;
  font:13px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;
  tab-size:2;white-space:pre;overflow:auto
}
.console{
  border-top:1px solid rgba(111,127,159,.22);
  background:#09111d;color:#d9e2ef;border-radius:0 0 var(--radius) var(--radius)
}
.console-head{
  height:42px;padding:0 14px;display:flex;align-items:center;
  justify-content:space-between;border-bottom:1px solid rgba(111,127,159,.18)
}
.console-head strong{
  font-size:11px;text-transform:uppercase;letter-spacing:.12em;font-weight:900
}
.console-head button{
  border:0;background:transparent;color:#93a0bb;font-size:10px;font-weight:800
}
#consoleOutput,#userConsoleOutput{
  margin:0;padding:16px;min-height:128px;max-height:260px;overflow:auto;
  font:12px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap
}

.study-panel,.user-side-column{
  display:flex;flex-direction:column;gap:14px
}
.study-card{padding:18px 18px 20px}
.card-kicker{
  display:block;font-size:10px;color:var(--primary);font-weight:900;
  text-transform:uppercase;letter-spacing:.12em;margin-bottom:10px
}
.study-card p{color:var(--muted);font-size:13px;line-height:1.72;margin:0}
.challenge-card{
  border-left:4px solid var(--primary);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--primary) 4%, var(--surface)), var(--surface))
}
.challenge-card .ghost-btn{margin-top:14px}
.solution-box{
  display:none;margin:14px 0 0;background:linear-gradient(180deg, var(--code), var(--code-2));color:var(--code-text);
  padding:14px;border-radius:12px;font:11px/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;
  white-space:pre-wrap;overflow:auto
}
.solution-box.open{display:block}
.checks{display:flex;flex-direction:column;gap:12px}
.checks label{
  display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;cursor:pointer;
  padding:8px 10px;border-radius:12px;background:color-mix(in srgb, var(--surface-strong) 82%, transparent);
  border:1px solid transparent
}
.checks label:hover{border-color:var(--line)}
.checks input{width:16px;height:16px;accent-color:var(--primary)}

.lesson-nav{display:flex;justify-content:space-between;margin-top:24px}
.nav-btn{
  border:1px solid var(--line);
  background:var(--surface);color:var(--text);padding:12px 16px;
  box-shadow:var(--shadow-soft)
}
.nav-btn:disabled{opacity:.40;cursor:not-allowed;transform:none;box-shadow:none}

/* MEUS ALGORITMOS */
.my-header{margin-bottom:22px}
.user-workspace{
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(300px,.6fr);
  gap:18px;align-items:start
}
.user-main-column{display:flex;flex-direction:column;gap:14px}
.user-fields{padding:18px}
.user-fields label{display:block;margin-bottom:13px}
.user-fields label:last-child{margin-bottom:0}
.user-fields label>span{
  display:block;font-size:11px;font-weight:900;color:var(--muted);
  margin-bottom:7px;text-transform:uppercase;letter-spacing:.07em
}
.user-fields input{height:48px}
.user-fields textarea{min-height:96px;padding-top:12px;resize:vertical}

.validation-badge.waiting{
  background:var(--surface-2);color:var(--muted)
}
.validation-badge.valid{
  background:var(--success-soft);color:var(--success);border-color:color-mix(in srgb,var(--success) 35%,var(--line))
}
.validation-badge.invalid{
  background:var(--danger-soft);color:var(--danger);border-color:color-mix(in srgb,var(--danger) 35%,var(--line))
}
.validation-badge.changed{
  background:var(--warning-soft);color:var(--warning);border-color:color-mix(in srgb,var(--warning) 35%,var(--line))
}
.validation-state{
  border-radius:14px;padding:14px;margin-bottom:14px;border:1px solid var(--line);
  background:var(--surface-2)
}
.validation-state strong{font-size:12px;display:block}
.validation-state p{font-size:11px;margin-top:5px}
.validation-state.waiting{background:var(--surface-2)}
.validation-state.valid{background:var(--success-soft);border-color:color-mix(in srgb,var(--success) 30%,var(--line))}
.validation-state.invalid{background:var(--danger-soft);border-color:color-mix(in srgb,var(--danger) 30%,var(--line))}
.validation-state.changed{background:var(--warning-soft);border-color:color-mix(in srgb,var(--warning) 30%,var(--line))}
.rules-list{display:flex;flex-direction:column;gap:11px}
.rules-list div{
  display:grid;grid-template-columns:26px 1fr;gap:10px;align-items:start
}
.rules-list b{
  width:24px;height:24px;border-radius:8px;background:var(--primary-soft);
  color:var(--primary);display:grid;place-items:center;font-size:10px;
  border:1px solid color-mix(in srgb, var(--primary) 12%, var(--line))
}
.rules-list span{font-size:11px;color:var(--muted);line-height:1.5}
.rules-list strong{color:var(--text)}

/* SCROLL */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{
  background:color-mix(in srgb, var(--muted) 32%, transparent);
  border-radius:999px;border:2px solid transparent;background-clip:padding-box
}
::-webkit-scrollbar-track{background:transparent}

/* TOAST */
.toast{
  position:fixed;right:20px;bottom:20px;z-index:100;
  background:color-mix(in srgb, var(--text) 96%, transparent);
  color:var(--surface-strong);padding:12px 15px;border-radius:12px;
  font-size:12px;font-weight:700;
  box-shadow:var(--shadow);
  opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s
}
.toast.show{opacity:1;transform:none}

/* RESPONSIVO */
@media(max-width:1100px){
  .workspace{grid-template-columns:1fr}
  .study-panel{display:grid;grid-template-columns:repeat(3,1fr)}
  .user-workspace{grid-template-columns:1fr}
  .user-side-column{display:grid;grid-template-columns:repeat(3,1fr)}
}
@media(max-width:930px){
  .global-progress{display:none}
}
@media(max-width:850px){
  .topbar{grid-template-columns:42px 1fr 50px;padding:0 12px;gap:8px}
  .mobile-menu{display:block}
  .brand{display:none}
  .top-center{justify-content:flex-start}
  .app{display:block}
  .sidebar{
    transform:translateX(-105%);
    transition:.22s ease;
    box-shadow:var(--shadow);
    border-right:1px solid var(--line);
    width:min(350px, calc(100vw - 24px));
    border-radius:0 20px 20px 0
  }
  .sidebar.open{transform:none}
  .main{grid-column:auto;width:min(100% - 24px,1220px);padding-top:24px}
  .study-panel,.user-side-column{grid-template-columns:1fr}
  .lesson-header{padding:20px}
}
@media(max-width:560px){
  .view-tab{padding:8px 10px;font-size:10px}
  .filters{grid-template-columns:1fr}
  .title-row{flex-direction:column}
  .level-badge,.validation-badge{align-self:flex-start}
  .panel-head{align-items:flex-start;flex-direction:column}
  .panel-actions{width:100%}
  .panel-actions button{flex:1}
  .editor-wrap{grid-template-columns:40px 1fr}
  .line-numbers{font-size:12px}
  .lesson-nav{gap:10px}
  .nav-btn{flex:1}
  .lead{font-size:15px}
  .study-card,.user-fields{padding:16px}
}


/* Ajustes específicos do tema claro */
body:not(.dark) .topbar{
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}

body:not(.dark) .sidebar{
  background:#ffffff;
  backdrop-filter:none;
  -webkit-backdrop-filter:none;
}

body:not(.dark) .lesson-header{
  background:
    linear-gradient(135deg, #ffffff 0%, #f5f8ff 100%);
  border-color:#dfe5ee;
}

body:not(.dark) .editor-panel,
body:not(.dark) .study-card,
body:not(.dark) .user-fields,
body:not(.dark) .algorithm-item,
body:not(.dark) .global-progress,
body:not(.dark) .view-switcher{
  background:#ffffff;
}

body:not(.dark) .algorithm-item.active{
  background:#eef3ff;
  border-color:#cbd8ff;
}

body:not(.dark) .ghost-btn{
  background:#f8faff;
}

body:not(.dark) .checks label{
  background:#f8faff;
}

body:not(.dark) .storage-note{
  background:#f8faff;
}

body:not(.dark) .validation-state.waiting{
  background:#f7f9fc;
}

body:not(.dark) .concepts span{
  background:#ffffff;
}

body:not(.dark) .view-tab.active{
  background:#ffffff;
}

/* Entrada de dados para input() / prompt() */
.input-modal{
  position:fixed;
  inset:0;
  z-index:200;
  display:none;
  align-items:center;
  justify-content:center;
  padding:20px;
}
.input-modal.open{display:flex}
.input-backdrop{
  position:absolute;
  inset:0;
  background:rgba(3,8,18,.72);
  backdrop-filter:blur(7px);
  -webkit-backdrop-filter:blur(7px);
}
.input-dialog{
  position:relative;
  z-index:1;
  width:min(460px,100%);
  background:var(--surface-strong);
  border:1px solid var(--line-strong);
  border-radius:22px;
  padding:20px;
  box-shadow:0 28px 80px rgba(0,0,0,.34);
}
.input-dialog-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:18px;
}
.input-dialog-head strong{
  display:block;
  margin-top:4px;
  font-size:19px;
}
.input-kicker{
  color:var(--primary);
  font-size:10px;
  text-transform:uppercase;
  letter-spacing:.12em;
  font-weight:900;
}
.input-question>span{
  display:block;
  color:var(--text);
  font-size:14px;
  font-weight:800;
  line-height:1.45;
  margin-bottom:9px;
}
.input-question input{
  width:100%;
  height:50px;
  border:1px solid var(--line-strong);
  border-radius:13px;
  padding:0 14px;
  background:var(--surface-2);
  color:var(--text);
  outline:none;
  font-size:16px;
}
.input-question input:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 4px var(--primary-soft);
}
.input-dialog-actions{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:18px;
}
.input-dialog-actions button{min-height:46px}

@media(max-width:560px){
  .input-modal{
    align-items:flex-end;
    padding:12px;
  }
  .input-dialog{
    width:100%;
    border-radius:22px 22px 16px 16px;
    padding:18px;
  }
}

/* =========================================================
   NAVEGAÇÃO MULTIPÁGINA
========================================================= */
.view-tab{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  text-decoration:none;
}
.mobile-menu-placeholder{
  visibility:hidden;
  pointer-events:none;
}

/* =========================================================
   PÁGINA INICIAL
========================================================= */
.home-page{
  width:min(1220px, calc(100% - 48px));
  margin:0 auto;
  padding:118px 0 90px;
}

.home-hero{
  min-height:calc(100vh - 150px);
  display:grid;
  grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);
  gap:54px;
  align-items:center;
  padding:48px 0 70px;
}

.home-kicker{
  display:inline-block;
  color:var(--primary);
  font-size:11px;
  font-weight:900;
  letter-spacing:.15em;
  text-transform:uppercase;
}

.home-hero h1{
  margin:14px 0 18px;
  font-size:clamp(54px,7vw,92px);
  line-height:.91;
  letter-spacing:-.065em;
}

.home-hero h1 span{
  color:var(--primary);
}

.home-hero-copy>p{
  max-width:720px;
  margin:0;
  color:var(--muted);
  font-size:18px;
  line-height:1.75;
}

.home-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:30px;
}

.home-primary-action,
.home-secondary-action{
  min-height:50px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:14px;
  padding:0 20px;
  text-decoration:none;
  font-size:12px;
  font-weight:900;
  transition:.18s ease;
}

.home-primary-action{
  color:white;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 16px 30px color-mix(in srgb,var(--primary) 25%,transparent);
}

.home-secondary-action{
  color:var(--text);
  border:1px solid var(--line);
  background:var(--surface);
  box-shadow:var(--shadow-soft);
}

.home-primary-action:hover,
.home-secondary-action:hover{
  transform:translateY(-2px);
}

.home-progress-summary{
  width:min(470px,100%);
  margin-top:34px;
  display:grid;
  grid-template-columns:auto 1fr;
  gap:4px 10px;
  align-items:end;
}

.home-progress-summary strong{
  font-size:28px;
  line-height:1;
}

.home-progress-summary span{
  color:var(--muted);
  font-size:12px;
  font-weight:700;
}

.home-progress-track{
  grid-column:1 / -1;
  height:8px;
  margin-top:8px;
  background:color-mix(in srgb,var(--line-strong) 55%,transparent);
  border-radius:999px;
  overflow:hidden;
}

.home-progress-track i{
  display:block;
  height:100%;
  background:linear-gradient(90deg,var(--primary),var(--primary-2));
  border-radius:999px;
}

.home-code-card{
  border:1px solid var(--line);
  border-radius:24px;
  overflow:hidden;
  background:var(--code);
  box-shadow:0 40px 90px rgba(0,0,0,.28);
  transform:rotate(1deg);
}

.home-code-head{
  min-height:50px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  border-bottom:1px solid rgba(255,255,255,.08);
  background:var(--code-2);
}

.home-code-head>span{
  display:flex;
  gap:7px;
}

.home-code-head i{
  width:9px;
  height:9px;
  display:block;
  border-radius:50%;
  background:rgba(255,255,255,.22);
}

.home-code-head small{
  color:#93a4bf;
  font-size:11px;
}

.home-code-card pre{
  margin:0;
  min-height:290px;
  padding:36px 30px;
  color:var(--code-text);
  font:500 14px/1.85 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  overflow:auto;
}

.code-keyword{color:#9eb5ff}
.code-string{color:#9ce3b0}

.home-code-output{
  padding:16px 22px;
  border-top:1px solid rgba(255,255,255,.08);
  color:#9ce3b0;
  background:#07101c;
  font:600 12px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

.home-section{
  padding:90px 0;
  border-top:1px solid var(--line);
}

.home-section-heading{
  max-width:760px;
  margin-bottom:34px;
}

.home-section-heading.centered{
  margin-left:auto;
  margin-right:auto;
  text-align:center;
}

.home-section-heading h2,
.home-cta h2{
  margin:10px 0 0;
  font-size:clamp(34px,4.2vw,56px);
  line-height:1.02;
  letter-spacing:-.045em;
}

.home-section-heading p{
  color:var(--muted);
  font-size:16px;
  line-height:1.7;
}

.home-about-grid{
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(270px,.6fr);
  gap:24px;
  align-items:stretch;
}

.home-about-text,
.home-about-highlight,
.home-feature-card,
.home-cta{
  border:1px solid var(--line);
  background:var(--surface);
  box-shadow:var(--shadow-soft);
}

.home-about-text{
  border-radius:22px;
  padding:28px;
}

.home-about-text p{
  margin:0;
  color:var(--muted);
  font-size:16px;
  line-height:1.8;
}

.home-about-text p+p{margin-top:16px}

.home-about-highlight{
  border-radius:22px;
  padding:28px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  background:
    radial-gradient(circle at top right,color-mix(in srgb,var(--primary) 20%,transparent),transparent 48%),
    var(--surface);
}

.home-about-highlight strong{
  font-size:72px;
  line-height:.9;
  letter-spacing:-.06em;
  color:var(--primary);
}

.home-about-highlight span{
  margin-top:14px;
  color:var(--muted);
  font-size:13px;
  line-height:1.55;
}

.home-feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}

.home-feature-card{
  min-height:205px;
  padding:24px;
  border-radius:20px;
  transition:.18s ease;
}

.home-feature-card:hover{
  transform:translateY(-3px);
  border-color:color-mix(in srgb,var(--primary) 30%,var(--line));
}

.home-feature-card b{
  color:var(--primary);
  font-size:11px;
  letter-spacing:.12em;
}

.home-feature-card h3{
  margin:22px 0 8px;
  font-size:21px;
}

.home-feature-card p{
  margin:0;
  color:var(--muted);
  font-size:13px;
  line-height:1.7;
}

.home-cta{
  margin-top:40px;
  padding:34px;
  border-radius:24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  background:
    radial-gradient(circle at right,color-mix(in srgb,var(--primary) 18%,transparent),transparent 38%),
    var(--surface);
}

.home-cta h2{
  max-width:760px;
  font-size:clamp(28px,3.4vw,46px);
}

@media(max-width:1000px){
  .home-hero{
    grid-template-columns:1fr;
    gap:32px;
    min-height:auto;
  }
  .home-code-card{
    width:min(720px,100%);
    transform:none;
  }
  .home-feature-grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:760px){
  .home-page{
    width:min(100% - 24px,1220px);
    padding-top:98px;
  }
  .home-hero{padding:34px 0 52px}
  .home-hero h1{font-size:clamp(48px,15vw,72px)}
  .home-hero-copy>p{font-size:15px}
  .home-about-grid{grid-template-columns:1fr}
  .home-feature-grid{grid-template-columns:1fr}
  .home-section{padding:64px 0}
  .home-cta{
    flex-direction:column;
    align-items:flex-start;
  }
}

@media(max-width:560px){
  body[data-page="inicio"] .topbar,
  body[data-page="curso"] .topbar,
  body[data-page="meus"] .topbar{
    grid-template-columns:34px 1fr 42px;
  }
  .view-switcher{max-width:100%;overflow-x:auto}
  .view-tab{white-space:nowrap;padding:8px 8px;font-size:9px}
  .home-actions{display:grid;grid-template-columns:1fr}
  .home-primary-action,.home-secondary-action{width:100%}
  .home-code-card pre{padding:26px 20px;font-size:12px}
}
/* =========================================================
   FOTO - SOBRE O PROJETO
========================================================= */

.home-profile-card{
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:22px;
  background:var(--surface);
  box-shadow:var(--shadow-soft);
}

.home-profile-photo{
  width:100%;
  height:220px;
  overflow:hidden;
  background:var(--surface-2);
}

.home-profile-photo img{
  width:100%;
  height:100%;
  display:block;
  object-fit:cover;
  object-position:center top;
}

.home-profile-card:hover .home-profile-photo img{
  transform:scale(1.03);
}

.home-profile-bottom{
  display:flex;
  align-items:center;
  gap:18px;
  padding:22px 26px;

  background:
    radial-gradient(
      circle at top right,
      color-mix(in srgb, var(--primary) 18%, transparent),
      transparent 55%
    ),
    var(--surface);
}

.home-profile-bottom strong{
  flex:0 0 auto;
  color:var(--primary-2);
  font-size:52px;
  line-height:1;
  letter-spacing:-.05em;
}

.home-profile-bottom span{
  max-width:160px;
  color:var(--muted);
  font-size:12px;
  line-height:1.5;
}