/* ЧГУ Events — единая дизайн-система прототипа */
:root{
  --brand:#1F5F3F;          /* университетский зелёный */
  --brand-dark:#14402A;
  --brand-light:#E8F2EC;
  --accent:#C9A227;         /* золотой акцент */
  --ink:#16201B;
  --muted:#5E6B63;
  --line:#DDE4DF;
  --bg:#F6F8F7;
  --card:#FFFFFF;
  --ok:#1E7F4F;
  --warn:#B9791B;
  --err:#B33A3A;
  --radius:14px;
  --shadow:0 2px 10px rgba(20,64,42,.07);
  --shadow-lg:0 8px 28px rgba(20,64,42,.12);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.55; font-size:15px;
}
a{color:var(--brand); text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%; display:block}
.container{max-width:1180px; margin:0 auto; padding:0 20px}

/* ---------- Шапка ---------- */
.header{background:var(--card); border-bottom:1px solid var(--line); position:sticky; top:0; z-index:50}
.header-inner{display:flex; align-items:center; gap:24px; height:66px}
.logo{display:flex; align-items:center; gap:10px; font-weight:700; font-size:18px; color:var(--brand-dark)}
.logo:hover{text-decoration:none}
.logo-mark{
  width:36px;height:36px;border-radius:10px;background:var(--brand);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px
}
.logo-mark small{font-size:15px}
.nav{display:flex; gap:4px; margin-left:auto; flex-wrap:wrap}
.nav a{
  padding:8px 13px; border-radius:9px; color:var(--muted); font-weight:500; font-size:14px;
}
.nav a:hover{background:var(--brand-light); color:var(--brand-dark); text-decoration:none}
.nav a.active{background:var(--brand); color:#fff}
.user-chip{display:flex;align-items:center;gap:9px;padding:5px 12px 5px 5px;border:1px solid var(--line);border-radius:30px}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600}
.user-chip span{font-size:13px;font-weight:600}

/* ---------- Кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:10px;border:1px solid transparent;
  font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;transition:.15s
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark)}
.btn-outline{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand-light)}
.btn-ghost{background:var(--brand-light);color:var(--brand-dark)}
.btn-accent{background:var(--accent);color:#3A2E05}
.btn-danger{background:#fff;color:var(--err);border-color:var(--err)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-sm{padding:7px 14px;font-size:13px}
.btn-lg{padding:14px 28px;font-size:15px}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(135deg,var(--brand-dark) 0%,var(--brand) 55%,#2C7A52 100%);
  color:#fff;padding:52px 0 44px
}
.hero h1{margin:0 0 12px;font-size:36px;line-height:1.2;letter-spacing:-.5px}
.hero p{margin:0 0 26px;font-size:17px;opacity:.92;max-width:660px}
.hero-search{display:flex;gap:10px;max-width:640px}
.hero-search input{
  flex:1;padding:14px 16px;border-radius:10px;border:none;font-size:15px;font-family:inherit
}
.hero-search input:focus{outline:3px solid rgba(201,162,39,.5)}
.hero-tags{margin-top:20px;display:flex;gap:9px;flex-wrap:wrap}
.hero-tags a{
  padding:7px 14px;border-radius:30px;background:rgba(255,255,255,.14);
  color:#fff;font-size:13px;border:1px solid rgba(255,255,255,.25)
}
.hero-tags a:hover{background:rgba(255,255,255,.26);text-decoration:none}

/* ---------- Статистика ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:-30px 0 0}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.stat-value{font-size:28px;font-weight:700;color:var(--brand-dark);line-height:1.1}
.stat-label{font-size:13px;color:var(--muted);margin-top:4px}

/* ---------- Секции ---------- */
.section{padding:40px 0}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:20px;gap:16px}
.section-head h2{margin:0;font-size:23px;color:var(--brand-dark)}
.section-head p{margin:4px 0 0;font-size:14px;color:var(--muted)}
.page-head{padding:28px 0 6px}
.page-head h1{margin:0;font-size:29px;color:var(--brand-dark)}
.page-head p{margin:6px 0 0;color:var(--muted);font-size:15px}
.crumbs{font-size:13px;color:var(--muted);padding:16px 0 0}

/* ---------- Карточки мероприятий ---------- */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:.18s
}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.card-img{height:132px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:34px;position:relative}
.card-cat{
  position:absolute;top:10px;left:10px;background:rgba(255,255,255,.93);color:var(--brand-dark);
  font-size:11px;font-weight:700;padding:4px 10px;border-radius:20px;text-transform:uppercase;letter-spacing:.4px
}
.card-body{padding:16px;display:flex;flex-direction:column;gap:9px;flex:1}
.card-body h3{margin:0;font-size:16px;line-height:1.35}
.meta{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--muted)}
.meta div{display:flex;gap:7px;align-items:center}
.card-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line)}
.seats{font-size:12px;color:var(--muted)}
.bar{height:5px;background:var(--line);border-radius:4px;overflow:hidden;margin-top:5px}
.bar i{display:block;height:100%;background:var(--brand);border-radius:4px}

/* ---------- Бейджи ---------- */
.badge{display:inline-block;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:600}
.badge-ok{background:#E3F4EA;color:var(--ok)}
.badge-warn{background:#FCF1DE;color:var(--warn)}
.badge-err{background:#FBE9E9;color:var(--err)}
.badge-muted{background:#EDF0EE;color:var(--muted)}
.badge-brand{background:var(--brand-light);color:var(--brand-dark)}

/* ---------- Фильтры ---------- */
.filters{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:12px;align-items:end;box-shadow:var(--shadow)
}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
input,select,textarea{
  padding:10px 12px;border:1px solid var(--line);border-radius:9px;font-size:14px;
  font-family:inherit;background:#fff;color:var(--ink);width:100%
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-light)}
textarea{resize:vertical;min-height:96px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}
.chip{padding:7px 14px;border-radius:30px;border:1px solid var(--line);background:#fff;font-size:13px;cursor:pointer;font-family:inherit}
.chip:hover{border-color:var(--brand)}
.chip.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.result-line{font-size:14px;color:var(--muted);margin:14px 0 18px}
.result-line b{color:var(--ink)}

/* ---------- Таблицы ---------- */
.table-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;font-size:14px}
thead th{
  background:var(--brand-light);color:var(--brand-dark);text-align:left;padding:12px 14px;
  font-size:12px;text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--line)
}
tbody td{padding:12px 14px;border-bottom:1px solid var(--line)}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:#FAFBFA}

/* ---------- Страница мероприятия ---------- */
.event-hero{height:210px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:#fff;font-size:70px;margin:18px 0 22px}
.event-layout{display:grid;grid-template-columns:1fr 330px;gap:26px;align-items:start}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.panel h3{margin:0 0 14px;font-size:17px;color:var(--brand-dark)}
.panel + .panel{margin-top:18px}
.info-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.info-list li{display:flex;flex-direction:column;gap:2px;font-size:14px}
.info-list span{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
.info-list b{font-weight:600}
.program{list-style:none;padding:0;margin:0}
.program li{display:flex;gap:16px;padding:11px 0;border-bottom:1px dashed var(--line)}
.program li:last-child{border:none}
.program time{font-weight:700;color:var(--brand);min-width:56px;font-size:14px}
.alert{padding:13px 16px;border-radius:10px;font-size:14px;margin:0 0 16px;display:flex;gap:10px;align-items:center}
.alert-ok{background:#E3F4EA;color:#15603A;border:1px solid #BEE3CE}
.alert-info{background:var(--brand-light);color:var(--brand-dark);border:1px solid #C9DED3}
.alert-err{background:#FBE9E9;color:#8F2B2B;border:1px solid #F0CACA}
.hidden{display:none !important}

/* ---------- Аналитика ---------- */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}
.kpi{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.kpi .v{font-size:26px;font-weight:700;color:var(--brand-dark)}
.kpi .l{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;margin-top:3px}
.kpi.gold{border-left-color:var(--accent)}
.chart-row{display:flex;align-items:center;gap:14px;margin-bottom:11px;font-size:13px}
.chart-row .name{width:190px;flex-shrink:0;color:var(--muted)}
.chart-row .track{flex:1;height:22px;background:#EDF0EE;border-radius:6px;overflow:hidden}
.chart-row .track i{display:block;height:100%;background:var(--brand);border-radius:6px;transition:width .5s}
.chart-row .track i.gold{background:var(--accent)}
.chart-row .val{width:64px;text-align:right;font-weight:600}
.spark{display:flex;align-items:flex-end;gap:12px;height:180px;padding-top:10px}
.spark div{flex:1;display:flex;flex-direction:column;align-items:center;gap:7px;height:100%;justify-content:flex-end}
.spark i{display:block;width:100%;background:linear-gradient(180deg,var(--brand) 0%,#3F9468 100%);border-radius:6px 6px 0 0;transition:height .6s}
.spark small{font-size:11px;color:var(--muted)}
.spark b{font-size:12px;color:var(--brand-dark)}

/* ---------- Личный кабинет ---------- */
.profile-top{display:flex;gap:20px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin-bottom:22px}
.avatar-lg{width:76px;height:76px;border-radius:50%;background:linear-gradient(135deg,var(--brand),#3F9468);color:#fff;display:flex;align-items:center;justify-content:center;font-size:25px;font-weight:700;flex-shrink:0}
.profile-top h2{margin:0 0 4px;font-size:21px}
.profile-top p{margin:0;color:var(--muted);font-size:14px}
.qr{margin-left:auto;text-align:center}
.qr-code{width:92px;height:92px;image-rendering:pixelated;border:5px solid #fff;box-shadow:var(--shadow)}
.qr small{display:block;font-size:11px;color:var(--muted);margin-top:5px}
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:20px}
.tabs button{
  padding:11px 18px;border:none;background:none;font-family:inherit;font-size:14px;font-weight:600;
  color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px
}
.tabs button.active{color:var(--brand);border-bottom-color:var(--brand)}
.empty{text-align:center;padding:44px 20px;color:var(--muted)}
.empty div{font-size:40px;margin-bottom:10px}

/* ---------- Формы ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-grid .full{grid-column:1/-1}
.hint{font-size:12px;color:var(--muted)}
.err-msg{font-size:12px;color:var(--err);font-weight:600}
.form-actions{display:flex;gap:12px;margin-top:22px;padding-top:20px;border-top:1px solid var(--line)}

/* ---------- Подвал ---------- */
.footer{background:var(--brand-dark);color:rgba(255,255,255,.75);margin-top:50px;padding:30px 0}
.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px}
.footer b{color:#fff;display:block;margin-bottom:6px;font-size:14px}
.footer a{color:rgba(255,255,255,.8)}

/* ---------- Адаптивность ---------- */
@media(max-width:980px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .stats,.kpis{grid-template-columns:repeat(2,1fr)}
  .filters{grid-template-columns:1fr 1fr}
  .event-layout{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .grid,.grid-2{grid-template-columns:1fr}
  .stats,.kpis{grid-template-columns:1fr}
  .filters{grid-template-columns:1fr}
  .hero h1{font-size:27px}
  .header-inner{height:auto;padding:12px 0;flex-wrap:wrap}
  .nav{width:100%;margin-left:0}
  .chart-row .name{width:120px}
  .profile-top{flex-wrap:wrap}
  .qr{margin-left:0}
}