@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 12px;cursor:pointer}.main{width:calc(100% - 245px);margin-right:245px}.topbar{height:94px;padding:20px 35px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(12px);position:sticky;top:0;z-index:10}.topbar h2{margin:0;font-size:20px}.topbar p{margin:2px 0 0;color:var(--muted);font-size:11px}.user-chip{display:flex;align-items:center;gap:10px;font-size:13px}.user-chip small{display:block;color:var(--muted)}.avatar{width:42px;height:42px;border-radius:14px;background:var(--surface2);display:grid;place-items:center;font-weight:800;color:var(--primary)}.content{padding:30px 35px 55px;max-width:1500px;margin:auto}.hero{background:linear-gradient(120deg,#171a31,#5145c7 62%,#8c64ef);border-radius:26px;color:white;padding:35px 40px;display:flex;align-items:center;justify-content:space-between;overflow:hidden;position:relative;box-shadow:0 25px 55px 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}
.profile-layout{display:grid;grid-template-columns:260px 1fr;gap:22px}.profile-photo-card{text-align:center}.profile-photo{width:150px;height:150px;border-radius:50%;object-fit:cover;display:block;margin:10px auto 18px;border:4px solid rgba(109,93,252,.18)}.profile-photo-fallback{width:150px;height:150px;border-radius:50%;display:grid;place-items:center;margin:10px auto 18px;font-size:54px;font-weight:800;background:linear-gradient(135deg,#6d5dfc,#9d8cff);color:#fff}.profile-link{text-decoration:none;color:inherit}.stage-badge{display:inline-flex;margin-top:10px;padding:5px 10px;border-radius:999px;background:rgba(109,93,252,.12);font-size:12px;font-weight:700}.file-input{padding:10px}.password-note{font-size:12px;opacity:.7}.avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%}@media(max-width:800px){.profile-layout{grid-template-columns:1fr}}
/* v1.5 — Researchers directory & profile redesign */
.students-hero{display:flex;align-items:center;justify-content:space-between;padding:8px 4px 22px}.students-hero h1{font-size:32px;margin:5px 0}.students-hero p{margin:0;color:var(--muted)}.dark-eye{color:var(--primary);opacity:1}.students-count{width:96px;height:96px;border-radius:30px;background:linear-gradient(145deg,var(--primary),var(--primary2));color:#fff;display:grid;place-items:center;align-content:center;box-shadow:0 18px 40px rgba(102,88,232,.25);transform:rotate(3deg)}.students-count b{font-size:30px;line-height:1}.students-count span{font-size:11px;margin-top:7px}.directory-toolbar{padding:14px;display:grid;grid-template-columns:minmax(280px,1fr) auto auto;gap:12px;align-items:center;margin-bottom:22px}.modern-search{position:relative}.modern-search span{position:absolute;right:15px;top:8px;font-size:24px;color:var(--muted);z-index:2}.modern-search input{width:100%;padding-right:45px;background:var(--bg)}.stage-filters{display:flex;gap:7px;flex-wrap:wrap}.filter-chip{border:1px solid var(--border);background:var(--surface);color:var(--muted);padding:9px 12px;border-radius:999px;cursor:pointer;transition:.2s;white-space:nowrap}.filter-chip b{font-size:9px;background:var(--surface2);padding:2px 6px;border-radius:20px;margin-right:4px}.filter-chip:hover,.filter-chip.active{background:var(--text);border-color:var(--text);color:var(--surface);transform:translateY(-2px)}.people-premium{gap:22px}.researcher-card{padding:0!important;overflow:hidden;text-align:right!important;position:relative}.researcher-cover{height:76px;background:radial-gradient(circle at 20% 20%,rgba(255,255,255,.25),transparent 24%),linear-gradient(120deg,#171a31,var(--primary) 58%,var(--primary2));position:relative}.researcher-cover:after{content:'';position:absolute;width:130px;height:130px;border:28px solid rgba(255,255,255,.08);border-radius:50%;left:-28px;top:-65px}.researcher-avatar-wrap{width:86px;height:86px;margin:-43px 22px 0;position:relative;z-index:2}.researcher-avatar{width:86px!important;height:86px!important;border-radius:26px!important;object-fit:cover;border:5px solid var(--surface);box-shadow:0 9px 25px rgba(25,28,55,.14);margin:0!important}.researcher-initial{display:grid;place-items:center;background:linear-gradient(145deg,#eeeaff,#d8d0ff);font-size:31px;font-weight:800;color:var(--primary)}.status-dot{position:absolute;bottom:3px;left:2px;width:14px;height:14px;border:3px solid var(--surface);border-radius:50%;background:#31bf77}.researcher-body{padding:13px 22px 22px}.researcher-body h3{font-size:18px;margin:0 0 2px}.researcher-role{font-size:10px!important;color:var(--primary)!important;font-weight:700}.researcher-meta{display:grid;gap:6px;margin:14px 0;color:var(--muted);font-size:11px}.contact-phone{display:flex;align-items:center;gap:9px;padding:10px 12px;border-radius:12px;background:var(--surface2);color:var(--text);transition:.2s}.contact-phone:hover{background:color-mix(in srgb,var(--primary) 10%,var(--surface));color:var(--primary);transform:translateX(-2px)}.contact-phone b{font-size:12px}.muted-phone{opacity:.65}.researcher-tags{margin-top:12px}.profile-hero{padding:28px 32px;display:flex;justify-content:space-between;align-items:center;background:linear-gradient(125deg,var(--surface),color-mix(in srgb,var(--primary) 7%,var(--surface)));overflow:hidden;position:relative}.profile-hero:after{content:'';position:absolute;width:220px;height:220px;border-radius:50%;background:linear-gradient(135deg,rgba(102,88,232,.12),transparent);left:-70px;top:-100px}.profile-identity{display:flex;align-items:center;gap:20px;z-index:1}.profile-avatar-shell{width:104px;height:104px;border-radius:30px;padding:5px;background:linear-gradient(145deg,var(--primary),var(--primary2));box-shadow:0 14px 32px rgba(102,88,232,.22)}.profile-avatar-shell img,.profile-avatar-shell div{width:100%;height:100%;border-radius:25px;object-fit:cover;background:var(--surface);display:grid;place-items:center;font-size:38px;font-weight:800;color:var(--primary)}.profile-kicker{font-size:9px;letter-spacing:2px;color:var(--primary);font-weight:800}.profile-identity h1{margin:3px 0;font-size:27px}.profile-identity p{margin:0;color:var(--muted);font-size:12px}.profile-stage{margin-top:9px}.profile-completion{min-width:180px;padding:16px;border:1px solid var(--border);border-radius:18px;background:color-mix(in srgb,var(--surface) 75%,transparent);z-index:1}.profile-completion span,.profile-completion small{display:block;color:var(--muted);font-size:10px}.profile-completion b{font-size:22px}.profile-alert{margin:18px 0 0}.profile-editor{display:grid;gap:18px;margin-top:18px}.profile-section{padding:26px 30px}.section-heading{display:flex;gap:13px;align-items:flex-start;margin-bottom:22px}.section-heading>span{width:34px;height:34px;border-radius:11px;background:var(--surface2);color:var(--primary);display:grid;place-items:center;font-size:10px;font-weight:800}.section-heading h2{font-size:18px;margin:0}.section-heading p{font-size:10px;color:var(--muted);margin:3px 0 0}.avatar-editor{display:flex;align-items:center;gap:18px;padding:18px;border-radius:18px;background:var(--surface2)}.avatar-preview{width:92px;height:92px;border-radius:25px;overflow:hidden;display:grid;place-items:center;background:linear-gradient(145deg,#e8e3ff,#d6ceff);color:var(--primary);font-size:32px}.avatar-preview img{width:100%;height:100%;object-fit:cover}.hidden-file{display:none}.upload-button{display:inline-flex;padding:10px 15px;border-radius:11px;background:var(--text);color:var(--surface);cursor:pointer;font-size:11px;font-weight:700;transition:.2s}.upload-button:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.12)}.avatar-editor p{font-size:9px;color:var(--muted);margin:7px 0 0}.profile-fields{display:grid;grid-template-columns:1fr 1fr;gap:15px}.profile-fields label>span{display:block;font-size:10px;font-weight:700;margin:0 4px 6px;color:var(--muted)}.profile-fields input,.profile-fields select{background:var(--bg)}.profile-fields .wide{grid-column:1/-1}.password-modern{display:grid;grid-template-columns:1fr auto;gap:9px}.password-modern input{background:var(--bg);direction:ltr}.password-modern button{border:0;border-radius:12px;padding:0 18px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;font-weight:800;cursor:pointer}.security-hint{display:block;color:var(--muted);margin-top:8px}.profile-savebar{position:sticky;bottom:14px;z-index:8;display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border:1px solid var(--border);border-radius:18px;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(15px);box-shadow:0 15px 45px rgba(20,25,55,.12)}.profile-savebar b,.profile-savebar span{display:block}.profile-savebar span{font-size:10px;color:var(--muted)}.profile-save{min-width:160px}.user-chip .avatar{overflow:hidden}
@media(max-width:1150px){.directory-toolbar{grid-template-columns:1fr}.add-researcher{width:100%}.stage-filters{order:2}.people-premium{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.students-hero h1{font-size:25px}.students-count{width:75px;height:75px;border-radius:23px}.stage-filters{overflow:auto;flex-wrap:nowrap;padding-bottom:4px}.people-premium{grid-template-columns:1fr}.profile-hero{padding:22px;align-items:flex-start}.profile-identity{align-items:flex-start}.profile-avatar-shell{width:76px;height:76px;border-radius:23px}.profile-avatar-shell img,.profile-avatar-shell div{border-radius:19px}.profile-identity h1{font-size:20px}.profile-completion{display:none}.profile-section{padding:20px}.profile-fields{grid-template-columns:1fr}.profile-fields .wide{grid-column:auto}.avatar-editor{align-items:flex-start}.password-modern{grid-template-columns:1fr}.password-modern button{padding:12px}.profile-savebar>div{display:none}.profile-savebar .btn{width:100%}}
/* v1.6 groups */
.group-page-head{padding:4px 2px 8px}.group-eyebrow{color:var(--primary);opacity:1}.modern-groups{align-items:stretch}.group-card-v2{padding:22px;display:flex;flex-direction:column;min-height:360px;overflow:hidden;position:relative}.group-card-v2:before{content:'';position:absolute;width:120px;height:120px;border-radius:50%;background:color-mix(in srgb,var(--primary) 7%,transparent);left:-45px;top:-45px}.group-badge{background:var(--surface2);padding:6px 10px;border-radius:999px;color:var(--muted);max-width:65%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.capacity{font-weight:800;padding:6px 10px;border-radius:999px}.capacity.open{background:#eafaf3;color:#16855c}.capacity.full{background:#fff0f0;color:#c04c4c}.dark .capacity.open{background:rgba(22,133,92,.16)}.dark .capacity.full{background:rgba(192,76,76,.16)}.group-card-v2 h3{font-size:19px;margin:18px 0 3px}.availability{margin:0 0 16px!important}.group-members{display:grid;gap:8px;margin:4px 0 18px}.member-chip{display:flex;align-items:center;gap:10px;background:var(--surface2);border:1px solid transparent;border-radius:14px;padding:9px 10px}.member-chip>span,.member-chip>img{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;object-fit:cover;background:linear-gradient(135deg,#ddd8ff,#f2eaff);color:var(--primary);font-weight:800}.member-chip b{display:block;font-size:11px}.member-chip small{display:block;color:var(--muted);font-size:9px}.member-chip.empty-slot{border:1px dashed var(--border);background:transparent;opacity:.8}.member-chip.empty-slot>span{background:var(--surface2)}.group-card-footer{margin-top:auto}.slot-progress{height:6px;border-radius:20px;background:var(--surface2);overflow:hidden;margin-bottom:12px}.slot-progress i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--primary2));border-radius:20px}.group-card-footer .btn{width:100%}.joined-btn{background:#eafaf3;color:#16855c}.full-btn{background:var(--surface2);color:var(--muted)}.member-picker{display:grid;gap:8px;max-height:310px;overflow:auto;padding:4px}.pick-member{display:flex;align-items:center;gap:10px;padding:10px;border:1px solid var(--border);border-radius:14px;cursor:pointer;transition:.2s}.pick-member:hover{border-color:var(--primary);background:color-mix(in srgb,var(--primary) 5%,var(--surface))}.pick-member input{width:18px;height:18px;accent-color:var(--primary)}.pick-member .mini-avatar{width:38px;height:38px;flex:0 0 38px;border-radius:12px;display:grid;place-items:center;background:var(--surface2);color:var(--primary);font-weight:800}.pick-member div b{display:block;font-size:11px}.pick-member div small{font-size:9px;color:var(--muted)}.picker-head{display:flex;justify-content:space-between;align-items:center;margin-top:5px}.picker-count{font-size:10px;color:var(--primary);font-weight:800}.modal-note{font-size:10px;color:var(--muted);margin:-4px 0 2px}

/* v1.7 admin group controls */
.admin-group-actions{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 4px;padding-top:12px;border-top:1px solid var(--border,#e5e7eb)}
.admin-group-actions .btn{padding:8px 12px;font-size:.86rem}.btn.danger{background:#fff0f0;color:#c62828;border:1px solid #ffcaca}.btn.danger:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(198,40,40,.12)}
.member-picker.manage{max-height:330px}.pick-member.current{background:rgba(34,197,94,.07)}.pick-member .member-state{margin-inline-start:auto;font-size:.75rem;color:var(--muted,#64748b)}

/* v1.7.1 group delete confirmation */
.delete-confirm{text-align:center;padding:10px 4px}.delete-confirm-icon{width:64px;height:64px;border-radius:20px;display:grid;place-items:center;margin:0 auto 14px;font-size:28px;background:rgba(239,68,68,.10)}.delete-confirm h2{margin:0 0 10px}.delete-confirm p{line-height:1.8}.confirm-actions{display:flex;gap:10px;justify-content:center;margin-top:22px}.confirm-actions .btn{min-width:140px}.group-card{transition:opacity .22s ease,transform .22s ease}

/* v1.9 academic login */
.auth-academic{min-height:100vh;background:#0b1020;overflow:auto;position:relative}.auth-academic:before,.auth-academic:after{content:'';position:fixed;border-radius:50%;filter:blur(2px);pointer-events:none}.auth-academic:before{width:520px;height:520px;right:-180px;top:-220px;background:radial-gradient(circle,rgba(139,92,246,.34),rgba(102,88,232,0) 68%)}.auth-academic:after{width:480px;height:480px;left:-180px;bottom:-230px;background:radial-gradient(circle,rgba(59,130,246,.22),rgba(59,130,246,0) 70%)}.academic-login-shell{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(420px,.88fr);position:relative;z-index:1}.academic-showcase{padding:64px clamp(38px,6vw,92px);display:flex;flex-direction:column;justify-content:space-between;color:#fff;position:relative;overflow:hidden}.academic-showcase:after{content:'';position:absolute;inset:34px;border:1px solid rgba(255,255,255,.07);border-radius:34px;pointer-events:none}.academic-brand{display:flex;align-items:center;gap:14px;position:relative;z-index:2}.academic-brand .brand-mark{width:58px;height:58px;border-radius:18px;font-size:18px}.academic-brand b{display:block;font-size:18px}.academic-brand span{display:block;color:rgba(255,255,255,.55);font-size:11px;margin-top:2px}.academic-copy{max-width:720px;position:relative;z-index:2;margin:70px 0}.academic-kicker{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border:1px solid rgba(255,255,255,.12);border-radius:999px;background:rgba(255,255,255,.06);backdrop-filter:blur(10px);font-size:10px;letter-spacing:1.7px;color:#c9c5ff}.academic-copy h1{font-size:clamp(38px,5vw,68px);line-height:1.25;margin:18px 0 16px;letter-spacing:-1.5px}.academic-copy h1 span{background:linear-gradient(90deg,#c7bcff,#8ab4ff);-webkit-background-clip:text;background-clip:text;color:transparent}.academic-copy>p{max-width:600px;color:rgba(255,255,255,.62);font-size:14px;line-height:2;margin:0}.academic-features{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}.academic-feature{padding:16px;border:1px solid rgba(255,255,255,.09);border-radius:18px;background:rgba(255,255,255,.045);backdrop-filter:blur(12px);transition:.25s}.academic-feature:hover{transform:translateY(-5px);background:rgba(255,255,255,.075);border-color:rgba(167,139,250,.25)}.academic-feature i{font-style:normal;font-size:20px}.academic-feature b{display:block;font-size:11px;margin-top:8px}.academic-feature small{display:block;color:rgba(255,255,255,.45);font-size:9px;margin-top:3px;line-height:1.6}.academic-footer{position:relative;z-index:2;color:rgba(255,255,255,.35);font-size:9px}.academic-login-side{padding:34px;display:grid;place-items:center;background:rgba(255,255,255,.035);border-right:1px solid rgba(255,255,255,.07);backdrop-filter:blur(16px)}.academic-login-card{width:min(470px,100%);background:rgba(255,255,255,.97);color:#151827;border-radius:30px;padding:36px;box-shadow:0 35px 100px rgba(0,0,0,.35);animation:authRise .55s cubic-bezier(.2,.8,.2,1)}.login-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.login-card-top .mini-seal{width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,#6658e8,#8b5cf6);display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 10px 25px rgba(102,88,232,.25)}.login-card-top span{font-size:9px;color:#8a90a2;text-align:left;line-height:1.6}.academic-login-card h2{font-size:28px;margin:0 0 6px}.academic-login-card .login-sub{font-size:11px;color:#858b9c;margin:0 0 25px}.academic-login-card .error{padding:11px 13px;border-radius:12px;background:#fff1f1;color:#b83232;font-size:11px;margin-bottom:15px;border:1px solid #ffd7d7}.auth-field{display:block;margin-bottom:14px}.auth-field>span{display:block;font-size:10px;font-weight:800;color:#555d72;margin:0 4px 7px}.auth-input-wrap{position:relative}.auth-input-wrap>i{position:absolute;right:14px;top:50%;transform:translateY(-50%);font-style:normal;font-size:15px;opacity:.55}.auth-input-wrap input{padding:14px 43px 14px 44px;background:#f6f7fb;border:1px solid #e6e8f0;color:#151827}.auth-input-wrap input:focus{background:#fff}.password-toggle{position:absolute;left:8px;top:50%;transform:translateY(-50%);border:0;background:transparent;cursor:pointer;width:34px;height:34px;border-radius:10px;font-size:14px}.password-toggle:hover{background:#eceef7}.login-options{display:flex;align-items:center;justify-content:space-between;margin:5px 0 18px}.remember-modern{display:flex;align-items:center;gap:8px;font-size:10px;color:#646b7d;cursor:pointer}.remember-modern input{width:17px;height:17px;accent-color:#6658e8}.secure-note{font-size:9px;color:#9ba0ae}.login-submit{width:100%;padding:14px!important;border-radius:14px!important;transition:.25s}.login-submit:hover{transform:translateY(-2px);box-shadow:0 13px 30px rgba(102,88,232,.32)}.login-divider{display:flex;align-items:center;gap:10px;margin:22px 0;color:#a0a5b3;font-size:9px}.login-divider:before,.login-divider:after{content:'';height:1px;background:#eceef3;flex:1}.register-entry{display:flex;align-items:center;justify-content:space-between;padding:13px 14px;border-radius:14px;background:#f7f8fb;border:1px solid #eceef4;font-size:10px}.register-entry a{color:#6658e8;font-weight:800;transition:.2s}.register-entry a:hover{transform:translateX(-3px)}.academic-mobile-brand{display:none}.auth-academic .floating-symbol{position:absolute;color:rgba(255,255,255,.055);font-size:72px;font-weight:900;user-select:none;animation:floatStudy 7s ease-in-out infinite}.auth-academic .symbol-1{left:8%;top:17%}.auth-academic .symbol-2{right:9%;bottom:15%;animation-delay:-2s}.auth-academic .symbol-3{left:42%;bottom:9%;font-size:44px;animation-delay:-4s}@keyframes authRise{from{opacity:0;transform:translateY(18px) scale(.985)}to{opacity:1;transform:none}}@keyframes floatStudy{50%{transform:translateY(-12px) rotate(3deg)}}
@media(max-width:980px){.academic-login-shell{grid-template-columns:1fr}.academic-showcase{display:none}.academic-login-side{min-height:100vh;padding:24px;background:linear-gradient(145deg,#0b1020,#171536 65%,#29205c)}.academic-mobile-brand{display:flex;align-items:center;gap:10px;color:#fff;margin-bottom:20px}.academic-mobile-brand .brand-mark{width:44px;height:44px;border-radius:14px}.academic-mobile-brand b{display:block;font-size:14px}.academic-mobile-brand small{display:block;color:rgba(255,255,255,.5);font-size:9px}.academic-login-card{padding:28px;border-radius:25px}}
@media(max-width:520px){.academic-login-side{padding:16px;align-content:center}.academic-login-card{padding:23px 19px;border-radius:22px}.academic-login-card h2{font-size:24px}.login-card-top{margin-bottom:22px}.login-options{align-items:flex-start;gap:10px}.secure-note{display:none}}

/* v2.0 - Zagazig University official visual identity */
.sidebar-zu-logo{width:52px;height:52px;object-fit:contain;filter:drop-shadow(0 7px 12px rgba(25,30,70,.14));transition:transform .25s ease}.logo:hover .sidebar-zu-logo{transform:translateY(-2px) scale(1.04)}
.academic-brand .zu-logo{width:72px;height:72px;object-fit:contain;filter:drop-shadow(0 10px 18px rgba(0,0,0,.22));animation:zuLogoIn .65s cubic-bezier(.2,.8,.2,1)}
.zu-login-seal{width:66px;height:66px;object-fit:contain;filter:drop-shadow(0 8px 12px rgba(35,38,70,.15));transition:transform .25s ease}.login-card-top:hover .zu-login-seal{transform:scale(1.05) rotate(-1deg)}
.academic-mobile-brand .zu-logo{width:58px;height:58px;object-fit:contain;filter:drop-shadow(0 7px 12px rgba(0,0,0,.25))}
@keyframes zuLogoIn{from{opacity:0;transform:scale(.82) rotate(-3deg)}to{opacity:1;transform:none}}
@media(max-width:980px){.academic-mobile-brand .zu-logo{width:54px;height:54px}.zu-login-seal{width:58px;height:58px}}

/* v2.1 premium group modal controls */
.modal-card{overflow:hidden!important;padding:0!important;width:min(680px,96vw);max-height:92vh;display:flex;flex-direction:column}.modal-close{z-index:5;top:18px;left:18px;cursor:pointer}.modal-close:hover{transform:rotate(90deg);background:color-mix(in srgb,var(--primary) 12%,var(--surface2));color:var(--primary)}#modalBody{padding:30px 30px 0;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--primary) 55%,transparent) transparent}#modalBody::-webkit-scrollbar,.member-picker::-webkit-scrollbar,.smart-select-options::-webkit-scrollbar{width:6px}#modalBody::-webkit-scrollbar-track,.member-picker::-webkit-scrollbar-track,.smart-select-options::-webkit-scrollbar-track{background:transparent}#modalBody::-webkit-scrollbar-thumb,.member-picker::-webkit-scrollbar-thumb,.smart-select-options::-webkit-scrollbar-thumb{background:linear-gradient(var(--primary),var(--primary2));border-radius:20px}.group-modal-head{display:flex;align-items:center;gap:14px;margin:2px 0 24px;padding-left:45px}.group-modal-head h2{margin:1px 0 0;font-size:22px}.group-modal-head small{font-size:9px;letter-spacing:1.7px;color:var(--primary);font-weight:800}.group-modal-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,color-mix(in srgb,var(--primary) 15%,var(--surface)),color-mix(in srgb,var(--primary2) 10%,var(--surface)));font-size:20px}.group-form>label{font-size:12px;font-weight:700;margin-top:3px}.smart-select{position:relative}.smart-select-trigger{width:100%;height:54px;border:1px solid var(--border);background:var(--surface2);color:var(--text);border-radius:15px;padding:0 16px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;text-align:right;transition:.2s}.smart-select-trigger:hover,.smart-select.open .smart-select-trigger{border-color:var(--primary);box-shadow:0 0 0 4px color-mix(in srgb,var(--primary) 9%,transparent)}.smart-select-trigger i{font-style:normal;color:var(--primary);font-size:20px;transition:.2s}.smart-select.open .smart-select-trigger i{transform:rotate(180deg)}.smart-select-menu{display:none;position:absolute;z-index:20;top:calc(100% + 8px);right:0;left:0;background:var(--surface);border:1px solid var(--border);border-radius:17px;padding:8px;box-shadow:0 20px 55px rgba(20,24,50,.18)}.smart-select.open .smart-select-menu{display:block;animation:up .18s}.smart-select-search,.member-search{display:flex;align-items:center;gap:9px;background:var(--surface2);border:1px solid var(--border);border-radius:13px;padding:0 12px}.smart-select-search input,.member-search input{border:0!important;box-shadow:none!important;background:transparent!important;padding:11px 2px}.smart-select-options{max-height:210px;overflow:auto;margin-top:6px;padding-left:2px}.smart-option{width:100%;border:0;background:transparent;color:var(--text);border-radius:12px;padding:11px;display:flex;align-items:center;gap:9px;text-align:right;cursor:pointer}.smart-option:hover{background:var(--surface2)}.smart-option b{margin-right:auto;color:var(--primary);opacity:0}.smart-option.selected{background:color-mix(in srgb,var(--primary) 8%,var(--surface))}.smart-option.selected b{opacity:1}.option-icon{width:30px;height:30px;border-radius:9px;background:var(--surface2);display:grid;place-items:center}.capacity-choice{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.capacity-pill{border:1px solid var(--border);background:var(--surface2);color:var(--text);border-radius:14px;padding:9px 5px;cursor:pointer;transition:.2s}.capacity-pill b,.capacity-pill small{display:block}.capacity-pill b{font-size:16px}.capacity-pill small{font-size:8px;color:var(--muted)}.capacity-pill:hover{transform:translateY(-2px);border-color:var(--primary)}.capacity-pill.active{background:linear-gradient(135deg,var(--primary),var(--primary2));border-color:transparent;color:#fff;box-shadow:0 8px 20px rgba(102,88,232,.22)}.capacity-pill.active small{color:rgba(255,255,255,.75)}.picker-head{margin-top:12px}.picker-head>div small{display:block;color:var(--muted);font-size:9px;margin-top:2px}.picker-count{background:color-mix(in srgb,var(--primary) 9%,var(--surface));padding:7px 10px;border-radius:10px}.member-search{margin:3px 0 4px;position:sticky;top:0;z-index:3;background:var(--surface2)}.member-search kbd{white-space:nowrap;border:1px solid var(--border);background:var(--surface);border-radius:7px;padding:3px 6px;color:var(--muted);font:8px Cairo}.member-picker{max-height:280px;padding:3px 2px 3px 0;scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--primary) 50%,transparent) transparent}.pick-member{min-height:62px;background:var(--surface);position:relative}.pick-member:hover{transform:translateX(-2px)}.pick-member .member-info{min-width:0;flex:1}.pick-member .member-info b{font-size:12px}.pick-member .member-info small{font-size:9px}.pick-member input{position:absolute;opacity:0;pointer-events:none}.pick-check{width:25px;height:25px;border:1.5px solid var(--border);border-radius:8px;display:grid;place-items:center;color:transparent;transition:.2s}.pick-member:has(input:checked){border-color:var(--primary);background:color-mix(in srgb,var(--primary) 5%,var(--surface))}.pick-member:has(input:checked) .pick-check{background:var(--primary);border-color:var(--primary);color:#fff}.pick-member:has(input:disabled):not(:has(input:checked)){opacity:.48;cursor:not-allowed}.rule-note{background:color-mix(in srgb,var(--primary) 5%,var(--surface));padding:10px 12px;border-radius:11px;margin:2px 0!important}.modal-sticky-action{position:sticky;bottom:0;background:linear-gradient(transparent,var(--surface) 24%);padding:20px 0 24px;z-index:4}.modal-sticky-action .btn{width:100%}.manage-summary{display:flex;align-items:center;justify-content:space-between;background:var(--surface2);border-radius:14px;padding:12px 14px;margin-bottom:10px;font-size:11px}.manage-summary b{color:var(--primary);font-size:13px}.member-action{border:0;border-radius:10px;padding:7px 12px;background:color-mix(in srgb,var(--primary) 10%,var(--surface));color:var(--primary);font-weight:800;cursor:pointer}.member-action.remove{background:#fff0f0;color:#c04c4c}.dark .member-action.remove{background:rgba(192,76,76,.15)}
@media(max-width:600px){.modal{padding:0;align-items:end}.modal-card{width:100%;max-height:94vh;border-radius:24px 24px 0 0}.modal-card:before{content:'';width:44px;height:4px;border-radius:5px;background:var(--border);position:absolute;top:9px;left:50%;transform:translateX(-50%)}#modalBody{padding:34px 16px 0}.group-modal-head{padding-left:38px}.capacity-choice{grid-template-columns:repeat(5,1fr);gap:5px}.capacity-pill{padding:8px 2px}.member-search kbd{display:none}.member-picker{max-height:34vh}}

/* v2.2 dashboard navigation + admin researcher management */
.stat-link{position:relative;text-decoration:none;color:inherit;cursor:pointer;overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}.stat-link:before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,color-mix(in srgb,var(--primary) 7%,transparent),transparent 52%);opacity:0;transition:.22s}.stat-link:hover{transform:translateY(-5px);border-color:color-mix(in srgb,var(--primary) 35%,var(--border));box-shadow:0 18px 38px rgba(37,42,78,.12)}.stat-link:hover:before{opacity:1}.stat-arrow{position:absolute;left:18px;bottom:16px;font-style:normal;color:var(--primary);opacity:0;transform:translateX(7px);transition:.22s}.stat-link:hover .stat-arrow{opacity:1;transform:none}.admin-directory-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.admin-hint{font-size:9px;color:var(--muted)}.researcher-admin-btn{width:100%;margin-top:13px;border:1px solid color-mix(in srgb,var(--primary) 18%,var(--border));background:color-mix(in srgb,var(--primary) 6%,var(--surface));color:var(--primary);border-radius:12px;padding:9px 12px;font-family:inherit;font-weight:800;cursor:pointer;transition:.2s}.researcher-admin-btn:hover{background:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:0 9px 22px rgba(102,88,232,.2)}.admin-user-head{display:flex;align-items:center;gap:14px;margin-bottom:22px}.admin-user-avatar{width:64px;height:64px;border-radius:20px;object-fit:cover;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;font-size:22px;font-weight:900;box-shadow:0 10px 25px rgba(102,88,232,.2)}.admin-user-head h2{margin:0 0 3px}.admin-user-head p{margin:0;color:var(--muted);font-size:10px}.admin-section{border:1px solid var(--border);border-radius:18px;padding:15px;margin-top:12px;background:color-mix(in srgb,var(--surface2) 58%,var(--surface))}.admin-section-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:11px}.admin-section-title b{font-size:12px}.admin-section-title small{font-size:8px;color:var(--muted)}.admin-avatar-picker{display:flex;align-items:center;gap:12px}.admin-avatar-preview{width:58px;height:58px;border-radius:17px;object-fit:cover;background:var(--surface2);border:1px solid var(--border);display:grid;place-items:center;font-weight:900;color:var(--primary)}.file-modern{flex:1;position:relative;border:1px dashed color-mix(in srgb,var(--primary) 38%,var(--border));border-radius:14px;padding:12px;cursor:pointer;background:var(--surface)}.file-modern input{position:absolute;inset:0;opacity:0;cursor:pointer}.file-modern b,.file-modern small{display:block}.file-modern b{font-size:10px;color:var(--primary)}.file-modern small{font-size:8px;color:var(--muted);margin-top:2px}.admin-password-row{display:grid;grid-template-columns:1fr auto;gap:8px}.admin-password-row .btn{white-space:nowrap}.admin-save{width:100%;margin-top:15px}.admin-user-form .form-row{gap:10px}.admin-user-form input,.admin-user-form select{min-width:0}@media(max-width:600px){.admin-password-row{grid-template-columns:1fr}.admin-avatar-picker{align-items:stretch}.admin-user-head{padding-left:34px}.stat-arrow{opacity:.6;transform:none}}