/* e-duflow — Professional Premium — Fluide & Pro — Sans emojis — SVG pro */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root{
  --primary:#155EEF;
  --primary-hover:#0E4CD6;
  --primary-light:#EFF4FF;
  --primary-dark:#0B1F3A;
  --bg:#F7F9FC;
  --surface:#FFFFFF;
  --text-primary:#101828;
  --text-secondary:#667085;
  --text-tertiary:#98A2B3;
  --border:#E4E7EC;
  --border-light:#F2F4F7;
  --success:#12B76A;
  --success-light:#ECFDF3;
  --warning:#F79009;
  --warning-light:#FFFAEB;
  --error:#F04438;
  --error-light:#FEF3F2;
  --info:#2E90FA;
  --info-light:#EFF8FF;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:16px;
  --shadow-xs:0 1px 2px rgba(16,24,40,.05);
  --shadow-sm:0 1px 3px rgba(16,24,40,.08),0 1px 2px rgba(16,24,40,.06);
  --shadow-md:0 4px 8px rgba(16,24,40,.08);
  --ease:.2s cubic-bezier(.4,0,.2,1);
  --ease-slow:.35s cubic-bezier(.4,0,.2,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text-primary);font-family:'Inter',system-ui,sans-serif;-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.6}
a{color:var(--primary);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--primary-hover)}
button{font-family:inherit}

/* SVG Icons — Pro, line, 20px */
.icon{width:20px;height:20px;stroke-width:1.8;flex-shrink:0;display:inline-block;vertical-align:middle}
.icon-sm{width:16px;height:16px}
.icon-lg{width:24px;height:24px}
.icon-xl{width:32px;height:32px}
.icon-muted{color:var(--text-tertiary)}
.icon-primary{color:var(--primary)}
.icon-success{color:var(--success)}
.icon-error{color:var(--error)}

/* Typography — Fluide */
.h1{font-size:30px;font-weight:700;line-height:1.2;letter-spacing:-.02em;color:var(--text-primary);transition:all var(--ease)}
.h2{font-size:22px;font-weight:700;line-height:1.3;letter-spacing:-.01em}
.h3{font-size:16px;font-weight:600;line-height:1.4}
.body{font-size:14px;line-height:1.6;color:var(--text-secondary)}
.small{font-size:12px;line-height:1.5;color:var(--text-secondary)}
.tiny{font-size:11px;color:var(--text-tertiary);font-weight:500;letter-spacing:.02em}

/* Layout — Fluide */
.app-shell{display:flex;min-height:100vh}
.sidebar{width:260px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:40;transition:width var(--ease-slow),transform var(--ease-slow)}
.sidebar.collapsed{width:72px}
.sidebar-brand{height:64px;padding:0 20px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border);flex-shrink:0}
.logo-mark{width:32px;height:32px;background:var(--primary);border-radius:9px;display:grid;place-items:center;color:#fff;font-weight:700;font-size:14px;letter-spacing:-.02em;flex-shrink:0;transition:transform var(--ease)}
.logo-mark:hover{transform:scale(1.05)}
.logo-type{font-weight:700;font-size:16px;letter-spacing:-.02em;color:var(--primary-dark);white-space:nowrap}
.sidebar-nav{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:2px;scrollbar-width:thin}
.nav-section-title{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-tertiary);padding:16px 12px 8px}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;font-size:14px;font-weight:500;color:var(--text-secondary);transition:all var(--ease);cursor:pointer;white-space:nowrap;position:relative}
.nav-item:hover{background:var(--bg);color:var(--text-primary);transform:translateX(1px)}
.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}
.nav-item.active::before{content:'';position:absolute;left:-12px;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--primary);border-radius:0 3px 3px 0}
.nav-item .badge{margin-left:auto;font-size:11px;font-weight:600;padding:2px 8px;border-radius:999px;background:var(--error-light);color:var(--error)}
.sidebar-footer{padding:12px;border-top:1px solid var(--border);margin-top:auto}
.user-mini{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;transition:all var(--ease)}
.user-mini:hover{background:var(--bg)}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--primary-dark);color:#fff;display:grid;place-items:center;font-weight:600;font-size:12px;flex-shrink:0}

.main{margin-left:260px;flex:1;min-width:0;transition:margin-left var(--ease-slow)}
.sidebar.collapsed + .main{margin-left:72px}
.topbar{height:64px;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:20;transition:all var(--ease)}
.topbar-left{display:flex;align-items:center;gap:16px;flex:1;max-width:640px}
.search-box{display:flex;align-items:center;gap:10px;background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:10px 14px;flex:1;transition:all var(--ease)}
.search-box:focus-within{border-color:var(--primary);background:var(--surface);box-shadow:0 0 0 3px rgba(21,94,239,.12);transform:translateY(-1px)}
.search-box input{border:0;outline:0;flex:1;font-size:14px;background:transparent;color:var(--text-primary)}
.search-box input::placeholder{color:var(--text-tertiary)}
.topbar-right{display:flex;align-items:center;gap:12px}
.icon-btn{width:40px;height:40px;border-radius:10px;border:1px solid var(--border);background:var(--surface);display:grid;place-items:center;cursor:pointer;position:relative;transition:all var(--ease);color:var(--text-secondary)}
.icon-btn:hover{background:var(--bg);border-color:var(--border);color:var(--text-primary);transform:translateY(-1px);box-shadow:var(--shadow-xs)}
.dot{position:absolute;top:6px;right:6px;width:8px;height:8px;background:var(--error);border-radius:50%;border:2px solid var(--surface)}

/* Content — Fluide */
.content{padding:24px;max-width:1280px;margin:0 auto;width:100%;animation:fadeIn .4s var(--ease)}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* Cards — Pro, fluide, sans ombre lourde */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-xs);transition:all var(--ease);will-change:transform,box-shadow}
.card:hover{box-shadow:var(--shadow-sm);transform:translateY(-1px);border-color:var(--border)}
.card-pad{padding:20px}
.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px}
.card-header h3{margin:0;font-size:14px;font-weight:600}

/* KPI — Pro, action fluide */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.kpi{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:all var(--ease);position:relative;overflow:hidden}
.kpi::after{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--primary);transform:scaleX(0);transition:transform var(--ease);transform-origin:left}
.kpi:hover{border-color:var(--border);box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.kpi:hover::after{transform:scaleX(1)}
.kpi-label{font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--text-secondary)}
.kpi-value{font-size:28px;font-weight:700;letter-spacing:-.02em;margin-top:8px;color:var(--text-primary);transition:all var(--ease)}
.kpi-meta{font-size:12px;color:var(--text-secondary);margin-top:8px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.kpi-action{margin-top:12px;font-size:12px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:4px;cursor:pointer;transition:all var(--ease)}
.kpi-action:hover{color:var(--primary-hover);gap:6px}

/* Buttons — Fluide, pro */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:10px;font-size:14px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all var(--ease);white-space:nowrap;line-height:1;will-change:transform}
.btn:active{transform:scale(.98)}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:var(--shadow-xs)}
.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-secondary{background:var(--surface);color:var(--text-primary);border-color:var(--border)}
.btn-secondary:hover{background:var(--bg);border-color:var(--border);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text-secondary);border-color:transparent}
.btn-ghost:hover{background:var(--bg);color:var(--text-primary)}
.btn-sm{padding:8px 12px;font-size:13px;border-radius:8px}
.btn-lg{padding:12px 20px;font-size:15px;border-radius:12px}

/* Inputs — Fluide */
.input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;font-size:14px;outline:0;background:var(--surface);color:var(--text-primary);transition:all var(--ease)}
.input::placeholder{color:var(--text-tertiary)}
.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(21,94,239,.12);transform:translateY(-1px)}
.input:disabled{background:var(--bg);color:var(--text-tertiary)}
.label{font-size:12px;font-weight:600;color:var(--text-primary);margin-bottom:6px;display:block}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:14px}

/* Table — Pro, fluide */
.table-wrap{overflow:auto;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);transition:all var(--ease)}
.table-wrap:hover{box-shadow:var(--shadow-xs)}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th{text-align:left;padding:12px 16px;font-size:11px;font-weight:600;color:var(--text-secondary);background:var(--bg);border-bottom:1px solid var(--border);white-space:nowrap;letter-spacing:.04em;text-transform:uppercase}
.table td{padding:14px 16px;border-bottom:1px solid var(--border-light);color:var(--text-primary);transition:background var(--ease)}
.table tr:last-child td{border-bottom:0}
.table tr:hover td{background:#F9FAFB}

/* Badges — Pro, sans emoji */
.badge{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.01em;border:1px solid transparent;transition:all var(--ease)}
.badge-green{background:var(--success-light);color:#085D3A;border-color:#A6F4C5}
.badge-red{background:var(--error-light);color:#B42318;border-color:#FDA29B}
.badge-amber{background:var(--warning-light);color:#93370D;border-color:#FEDF89}
.badge-blue{background:var(--info-light);color:#1849A9;border-color:#B2DDFF}
.badge-gray{background:#F9FAFB;color:var(--text-secondary);border-color:var(--border)}
.badge-violet{background:#F4EBFF;color:#6941C6;border-color:#D9D6FE}

/* Alerts — Pro */
.alert{padding:14px 16px;border-radius:12px;border:1px solid;display:flex;gap:12px;font-size:13px;line-height:1.5;transition:all var(--ease)}
.alert-info{background:var(--info-light);border-color:#B2DDFF;color:#1849A9}
.alert-warn{background:var(--warning-light);border-color:#FEDF89;color:#93370D}
.alert-danger{background:var(--error-light);border-color:#FDA29B;color:#9E0F24}
.alert-success{background:var(--success-light);border-color:#A6F4C5;color:#085D3A}

/* Empty — Pro */
.empty{padding:48px 24px;text-align:center;animation:fadeIn .5s var(--ease)}
.empty-icon{width:48px;height:48px;border-radius:12px;background:var(--bg);border:1px solid var(--border);display:grid;place-items:center;margin:0 auto 16px;color:var(--text-tertiary);transition:all var(--ease)}
.empty:hover .empty-icon{transform:scale(1.05);border-color:var(--border)}
.empty-title{font-weight:600;font-size:14px;color:var(--text-primary);margin-bottom:4px}
.empty-desc{font-size:13px;color:var(--text-secondary)}

/* Modal — Fluide */
.modal-backdrop{position:fixed;inset:0;background:rgba(16,24,40,.6);backdrop-filter:blur(8px);display:none;place-items:center;z-index:60;padding:20px;opacity:0;transition:opacity var(--ease)}
.modal-backdrop.open{display:grid;opacity:1}
.modal{background:var(--surface);border-radius:16px;width:100%;max-width:520px;max-height:90vh;overflow:auto;box-shadow:0 20px 40px rgba(16,24,40,.15);border:1px solid var(--border);transform:scale(.96) translateY(8px);transition:transform var(--ease-slow)}
.modal-backdrop.open .modal{transform:scale(1) translateY(0)}
.modal-header{padding:20px 20px 0;display:flex;justify-content:space-between;align-items:center}
.modal-body{padding:20px}
.modal-footer{padding:0 20px 20px;display:flex;justify-content:flex-end;gap:10px}

/* Bottom nav — Pro */
.bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-top:1px solid var(--border);z-index:30;padding:6px 8px calc(6px + env(safe-area-inset-bottom))}
.bottom-nav-items{display:flex;justify-content:space-around}
.bottom-nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 12px;border-radius:10px;font-size:11px;font-weight:500;color:var(--text-tertiary);cursor:pointer;transition:all var(--ease)}
.bottom-nav-item.active{color:var(--primary);background:var(--primary-light);font-weight:600}
.bottom-nav-item .icon{width:20px;height:20px}

/* Presence — Fluide, zero friction */
.presence-list{display:flex;flex-direction:column;gap:8px;max-height:60vh;overflow:auto}
.presence-item{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border:1px solid var(--border);border-radius:12px;background:var(--surface);transition:all var(--ease);cursor:pointer}
.presence-item:hover{border-color:var(--primary);background:#F9FAFB;transform:translateX(2px)}
.presence-item.present{border-color:#A6F4C5;background:var(--success-light)}
.presence-item.absent{border-color:var(--border)}
.checkbox{width:24px;height:24px;border-radius:8px;border:1.5px solid var(--border);display:grid;place-items:center;cursor:pointer;transition:all var(--ease);background:var(--surface);flex-shrink:0}
.checkbox.checked{background:var(--primary);border-color:var(--primary);color:#fff;transform:scale(1.05)}
.checkbox.checked.present{background:var(--success);border-color:var(--success)}

/* Skeleton — Fluide */
.skeleton{background:linear-gradient(90deg,var(--border-light) 25%,var(--bg) 50%,var(--border-light) 75%);background-size:200% 100%;animation:shimmer 1.2s infinite;border-radius:8px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.skeleton-text{height:12px;margin-bottom:8px}
.skeleton-title{height:20px;width:60%;margin-bottom:12px}

/* Landing — Pro */
.landing-nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:all var(--ease)}
.landing-hero{padding:64px 24px 48px;max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.landing-section{padding:64px 24px;max-width:1200px;margin:0 auto}
.landing-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.landing-grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}

/* Pro SVG patterns */
.svg-pattern{position:absolute;opacity:.04;pointer-events:none}
.pro-card{position:relative;overflow:hidden}
.pro-card::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--border),transparent)}

/* Responsive — Fluide */
@media(max-width:1024px){
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .form-row{grid-template-columns:1fr}
  .landing-hero{grid-template-columns:1fr;gap:32px;padding:40px 20px}
  .landing-grid-3,.landing-grid-2{grid-template-columns:1fr}
}
@media(max-width:768px){
  .sidebar{display:none}
  .main{margin-left:0}
  .topbar{padding:0 16px}
  .content{padding:16px;padding-bottom:88px}
  .bottom-nav{display:block}
  .kpi-grid{grid-template-columns:1fr 1fr;gap:12px}
  .card-pad{padding:16px}
  .h1{font-size:24px}
}

/* Focus — Pro */
*:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:2px}

/* Scrollbar — Minimal pro */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:999px;transition:background var(--ease)}
::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}

/* Animations fluides */
.fade-in{animation:fadeIn .4s var(--ease)}
.slide-up{animation:slideUp .4s var(--ease)}
@keyframes slideUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}