@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800&display=swap');
:root{--bg:#f5f7fb;--surface:#fff;--surface2:#f0f2f8;--text:#151827;--muted:#7b8193;--primary:#6658e8;--primary2:#8b5cf6;--border:#e8eaf1;--shadow:0 18px 55px rgba(32,36,72,.08)}.dark{--bg:#0b1020;--surface:#12182a;--surface2:#192138;--text:#f6f7fb;--muted:#949db2;--border:#252d43;--shadow:0 20px 60px rgba(0,0,0,.25)}*{box-sizing:border-box}body{margin:0;font-family:Cairo,Arial,sans-serif;background:var(--bg);color:var(--text);transition:.3s}a{text-decoration:none;color:inherit}button,input,textarea,select{font:inherit}.app-shell{display:flex;min-height:100vh;direction:rtl}.sidebar{width:245px;background:var(--surface);border-left:1px solid var(--border);padding:26px 18px;position:fixed;right:0;top:0;bottom:0;z-index:20;display:flex;flex-direction:column}.logo{display:flex;gap:12px;align-items:center;font-weight:800;margin:0 8px 35px}.logo>span,.brand-mark{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;background:linear-gradient(135deg,var(--primary),#9a6cff);color:#fff;box-shadow:0 10px 25px rgba(102,88,232,.3)}.logo small{display:block;color:var(--muted);font-size:10px;font-weight:500}.sidebar nav{display:grid;gap:7px}.sidebar nav a{padding:12px 14px;border-radius:13px;color:var(--muted);display:flex;align-items:center;gap:13px;transition:.22s}.sidebar nav a:hover{background:var(--surface2);color:var(--text);transform:translateX(-3px)}.sidebar nav a.active{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 8px 22px rgba(102,88,232,.25)}.sidebar nav i{font-style:normal;font-size:18px}.side-bottom{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding:10px;color:var(--muted);font-size:13px}.icon-btn,.mobile-menu{border:0;background:var(--surface2);color:var(--text);border-radius:11px;padding:8px 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rgba(59,48,148,.22)}.hero:after{content:'';position:absolute;width:280px;height:280px;border:50px solid rgba(255,255,255,.06);border-radius:50%;left:-70px;top:-120px}.hero h1{font-size:29px;margin:7px 0}.hero p{opacity:.75;margin:0}.eyebrow{font-size:10px;letter-spacing:2px;opacity:.65}.hero-orb{width:90px;height:90px;border-radius:50%;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.1);display:grid;place-items:center;align-content:center;backdrop-filter:blur(8px);z-index:1}.hero-orb b{font-size:28px}.hero-orb span{font-size:11px;opacity:.7}.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:15px;margin:20px 0}.card{background:var(--surface);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow)}.stat{padding:20px;position:relative;transition:.25s}.stat:hover,.course:hover,.person:hover,.group-card:hover,.idea:hover,.file-card:hover{transform:translateY(-5px);box-shadow:0 22px 55px rgba(60,55,120,.14)}.stat>span{position:absolute;left:18px;top:18px;font-size:22px}.stat b{font-size:28px;display:block}.stat small{color:var(--muted)}.grid.two{display:grid;grid-template-columns:1.3fr 1fr;gap:20px}.panel{padding:22px;margin-bottom:20px}.panel-head,.page-actions{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.panel-head h3,.page-actions h3{margin:0}.panel-head a{font-size:12px;color:var(--primary)}.project-row{display:grid;grid-template-columns:1.4fr 1fr 45px;align-items:center;gap:15px;padding:14px 0;border-bottom:1px solid var(--border)}.project-row small{display:block;color:var(--muted);font-size:10px}.progress{height:7px;background:var(--surface2);border-radius:20px;overflow:hidden}.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),#9c71ff);border-radius:20px}.event-row{display:flex;gap:14px;align-items:center;padding:10px 0}.event-row time{width:48px;height:52px;background:var(--surface2);border-radius:13px;display:grid;place-items:center;align-content:center}.event-row time b{font-size:18px}.event-row time,.event-row small{font-size:10px;color:var(--muted)}.event-row div b{display:block;font-size:13px}.announcement-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.announcement{display:flex;gap:13px;padding:16px;background:var(--surface2);border-radius:15px}.announcement h4,.announcement p{margin:0 0 4px}.announcement p,.announcement small{font-size:11px;color:var(--muted)}.btn{border:0;border-radius:12px;padding:11px 18px;cursor:pointer;font-weight:700}.btn.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:white;box-shadow:0 8px 20px rgba(102,88,232,.25)}.btn.small{padding:7px 12px;background:var(--surface2);color:var(--primary)}.muted{color:var(--muted);font-size:12px}.search input{width:min(430px,60vw)}input,textarea,select{width:100%;padding:13px 14px;border:1px solid var(--border);border-radius:12px;background:var(--surface2);color:var(--text);outline:none;transition:.2s}input:focus,textarea:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(102,88,232,.1)}textarea{min-height:100px;resize:vertical}.people-grid,.course-grid,.group-grid,.idea-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.person,.course,.group-card,.idea{padding:24px;transition:.25s}.person{text-align:center}.person-avatar{width:72px;height:72px;border-radius:22px;background:linear-gradient(135deg,#ddd8ff,#f2eaff);color:var(--primary);font-size:28px;font-weight:800;display:grid;place-items:center;margin:auto}.person h3{margin:13px 0 2px}.person p,.person small{margin:0;color:var(--muted);font-size:11px}.tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:13px}.tags span,.pill{background:var(--surface2);border-radius:20px;padding:5px 9px;font-size:9px;color:var(--primary)}.course-icon{width:55px;height:55px;border-radius:17px;background:color-mix(in srgb,var(--accent) 15%,var(--surface));display:grid;place-items:center;font-size:24px}.course-code{display:block;color:var(--primary);font-size:10px;margin-top:15px}.course h3{margin:3px 0}.course p{color:var(--muted);font-size:11px;min-height:36px}.course-meta{border-top:1px solid var(--border);padding-top:13px;display:flex;justify-content:space-between;color:var(--muted);font-size:10px}.group-top{display:flex;justify-content:space-between;color:var(--primary);font-size:10px}.group-card h3{margin-bottom:3px}.group-card p{color:var(--muted);font-size:11px}.member-dots{display:flex;gap:6px}.member-dots i{width:26px;height:26px;border-radius:50%;border:2px dashed var(--border)}.member-dots i.filled{border:0;background:linear-gradient(135deg,var(--primary),#c5b5ff)}.research-list{display:grid;gap:14px}.research-card{padding:22px;display:grid;grid-template-columns:90px 1fr 110px;gap:20px;align-items:center}.research-status{font-size:9px;color:var(--primary);font-weight:800;letter-spacing:1px}.research-main h3{margin:0}.research-main p{color:var(--muted);font-size:11px}.research-progress{text-align:center}.ring{--p:0;width:70px;height:70px;border-radius:50%;background:conic-gradient(var(--primary) calc(var(--p)*1%),var(--surface2) 0);display:grid;place-items:center;margin:auto}.ring:before{content:'';width:55px;height:55px;border-radius:50%;background:var(--surface);position:absolute}.ring b{z-index:1;font-size:12px}.research-progress small{color:var(--muted);font-size:9px}.timeline{padding:28px}.timeline-item{display:grid;grid-template-columns:110px 22px 1fr;gap:15px;min-height:120px}.timeline-date b{font-size:25px;display:block}.timeline-date span{color:var(--muted);font-size:10px}.timeline-item>i{width:10px;height:10px;border-radius:50%;background:var(--primary);margin-top:10px;position:relative}.timeline-item>i:after{content:'';position:absolute;width:2px;height:110px;background:var(--border);left:4px;top:10px}.timeline-item h3{margin:7px 0 0}.timeline-item p,.timeline-item small{color:var(--muted);font-size:11px}.idea-star{font-size:25px;color:var(--primary)}.idea h3{margin:8px 0}.idea p{color:var(--muted);font-size:11px;min-height:50px}.idea footer{margin-top:20px;border-top:1px solid var(--border);padding-top:12px;color:var(--muted);font-size:10px}.file-grid{display:grid;gap:10px}.file-card{padding:16px 20px;display:grid;grid-template-columns:52px 1fr 30px;align-items:center;gap:15px;transition:.2s}.file-icon{width:48px;height:48px;border-radius:14px;background:#fff0f0;color:#d34c4c;display:grid;place-items:center;font-size:10px;font-weight:800}.file-card h3,.file-card p{margin:0}.file-card p,.file-card small{font-size:10px;color:var(--muted)}.empty{color:var(--muted);font-size:12px;padding:20px;text-align:center}.empty.big{grid-column:1/-1;padding:60px}.modal{position:fixed;inset:0;background:rgba(5,8,20,.55);backdrop-filter:blur(8px);display:none;place-items:center;z-index:99;padding:20px}.modal.show{display:grid;animation:fade .2s}.modal-card{width:min(600px,95vw);max-height:90vh;overflow:auto;background:var(--surface);border-radius:24px;padding:28px;position:relative;animation:up .25s}.modal-close{position:absolute;left:18px;top:16px;border:0;background:var(--surface2);color:var(--text);width:34px;height:34px;border-radius:50%;font-size:20px}.form-grid{display:grid;gap:12px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.dropzone{padding:35px;border:2px dashed var(--border);border-radius:16px;text-align:center;cursor:pointer}.dropzone small{display:block;color:var(--muted)}.dropzone input{margin-top:12px}.auth-bg{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 10%,#7668ee 0,transparent 30%),radial-gradient(circle at 80% 90%,#9d72ef 0,transparent 28%),#0d1120;padding:20px}.auth-card{width:min(430px,95vw);background:#fff;padding:38px;border-radius:28px;box-shadow:0 30px 90px rgba(0,0,0,.3);color:#171927}.auth-card .brand-mark{margin-bottom:25px}.auth-card h1{margin-bottom:0}.install-card{width:min(560px,95vw)}.error,.success{padding:12px;border-radius:10px;margin:15px 0;font-size:12px}.error{background:#fff0f0;color:#b33}.success{background:#eafbf1;color:#187442}#toast{position:fixed;bottom:25px;left:25px;padding:12px 18px;border-radius:12px;color:#fff;transform:translateY(80px);opacity:0;transition:.3s;z-index:120}#toast.show{transform:none;opacity:1}#toast.ok{background:#1f9d67}#toast.bad{background:#d04b4b}.mobile-menu{display:none}@keyframes fade{from{opacity:0}}@keyframes up{from{transform:translateY(20px);opacity:0}}
@media(max-width:1000px){.stats{grid-template-columns:repeat(3,1fr)}.people-grid,.course-grid,.group-grid,.idea-grid{grid-template-columns:repeat(2,1fr)}.grid.two{grid-template-columns:1fr}.sidebar{transform:translateX(100%);transition:.25s}.sidebar.open{transform:none;box-shadow:-20px 0 50px rgba(0,0,0,.2)}.main{width:100%;margin:0}.mobile-menu{display:block}.topbar{padding:18px 20px}.content{padding:22px}.announcement-grid{grid-template-columns:1fr}}
@media(max-width:650px){.hero{padding:25px}.hero h1{font-size:21px}.hero-orb{display:none}.stats{grid-template-columns:repeat(2,1fr)}.people-grid,.course-grid,.group-grid,.idea-grid{grid-template-columns:1fr}.announcement-grid{grid-template-columns:1fr}.research-card{grid-template-columns:1fr}.research-progress{text-align:right}.ring{margin:0}.page-actions{align-items:flex-start;gap:12px;flex-direction:column}.page-actions .btn{width:100%}.search,.search input{width:100%;max-width:none}.form-row{grid-template-columns:1fr}.topbar .user-chip div{display:none}.content{padding:16px}.timeline-item{grid-template-columns:70px 16px 1fr}}

.register-card{width:min(650px,95vw)}.auth-switch{text-align:center;margin:18px 0 0;color:var(--muted);font-size:12px}.auth-switch a{color:var(--primary);font-weight:800}.auth-link-btn{display:block;text-align:center;margin-top:15px}.phone-link{display:block;color:var(--primary);font-size:11px;margin-top:8px;direction:ltr}.phone-link:hover{text-decoration:underline}

.password-field{position:relative}.password-field input{padding-left:72px}.field-action{position:absolute;left:6px;top:6px;bottom:6px;border:0;border-radius:9px;padding:0 12px;background:var(--primary);color:#fff;font:inherit;font-size:11px;font-weight:800;cursor:pointer}.password-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.password-actions small{color:var(--muted)}.remember-check{display:flex;align-items:center;gap:9px;cursor:pointer;font-size:12px;color:#555}.remember-check input{width:18px;height:18px;accent-color:var(--primary)}.mini-toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,80px);opacity:0;background:#171927;color:#fff;padding:11px 17px;border-radius:12px;font-size:12px;transition:.25s;box-shadow:0 12px 35px rgba(0,0,0,.25)}.mini-toast.show{transform:translate(-50%,0);opacity:1}