@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap";
:root{--bg-primary:#000;--bg-secondary:#0d0107;--text-primary:#fff;--text-secondary:#b5b1c9;--accent-purple:211, 5, 107;--accent-purple-light:236, 47, 137;--accent-yellow:255, 211, 77;--accent-yellow-light:255, 224, 130;--accent-red:239, 68, 68;--glass-bg:#120e1ea6;--glass-border:#ffffff14;--glass-border-glow:#7c3aed40;--glass-shadow:0 16px 32px 0 #00000080;--font-display:"Outfit", sans-serif;--font-body:"Inter", sans-serif;--transition-smooth:all .3s cubic-bezier(.4, 0, .2, 1);--transition-spring:all .5s cubic-bezier(.175, .885, .32, 1.275)}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--bg-primary);width:100%;height:100%;color:var(--text-primary);font-family:var(--font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px;overflow-x:hidden}body{background:radial-gradient(circle at 10% 20%, rgba(var(--accent-purple), .15) 0%, transparent 40%), radial-gradient(circle at 90% 80%, rgba(var(--accent-yellow), .08) 0%, transparent 40%), var(--bg-primary);background-attachment:fixed;flex-direction:column;min-height:100vh;display:flex;position:relative}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:rgba(var(--accent-purple), .3);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:rgba(var(--accent-purple), .6)}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);transition:var(--transition-smooth);border-radius:20px}.glass-panel-glow:hover{border-color:var(--glass-border-glow);box-shadow:0 16px 32px 0 rgba(var(--accent-purple), .1)}h1,h2,h3,h4,h5{font-family:var(--font-display);letter-spacing:-.02em;font-weight:700}.main-wrapper{flex-direction:column;flex:1;justify-content:center;align-items:center;width:100%;max-width:1200px;margin:0 auto;padding:2rem 1.5rem;display:flex}.auth-container{text-align:center;border-radius:24px;width:100%;max-width:480px;padding:3rem 2.5rem}.auth-title{background:linear-gradient(135deg, #fff 30%, rgb(var(--accent-purple-light)) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:.75rem;font-size:2.25rem;line-height:1.2}.auth-subtitle{color:var(--text-secondary);margin-bottom:2.5rem;font-size:.95rem;line-height:1.5}.btn-primary{cursor:pointer;width:100%;transition:var(--transition-spring);font-size:1rem;font-weight:600;font-family:var(--font-body);border:none;border-radius:12px;justify-content:center;align-items:center;gap:.75rem;padding:.875rem 1.75rem;display:inline-flex}.btn-purple{background:rgb(var(--accent-purple));color:var(--text-primary);box-shadow:0 4px 14px 0 rgba(var(--accent-purple), .4)}.btn-purple:hover:not(:disabled){background:rgb(var(--accent-purple-light));box-shadow:0 6px 20px 0 rgba(var(--accent-purple), .6);transform:translateY(-2px)}.btn-purple:active:not(:disabled){transform:translateY(1px)}.btn-purple:disabled{opacity:.6;cursor:not-allowed}.btn-yellow{background:rgb(var(--accent-yellow));color:var(--bg-primary);box-shadow:0 4px 14px 0 rgba(var(--accent-yellow), .3)}.btn-yellow:hover:not(:disabled){background:rgb(var(--accent-yellow-light));box-shadow:0 6px 20px 0 rgba(var(--accent-yellow), .5);transform:translateY(-2px)}.denied-icon{color:rgb(var(--accent-red));margin-bottom:1.5rem;animation:2s ease-in-out infinite pulse-glow-red}.dashboard-container{flex-direction:column;gap:1.75rem;width:100%;display:flex}.dashboard-header{border-bottom:1px solid #ffffff0d;justify-content:space-between;align-items:center;width:100%;padding-bottom:1rem;display:flex}.welcome-section h1{background:linear-gradient(135deg, #fff 40%, rgba(var(--accent-yellow), .9) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:2rem;font-weight:800}.welcome-section p{color:var(--text-secondary);margin-top:.25rem;font-size:.9rem}.teacher-meta{align-items:center;gap:1rem;display:flex}.teacher-badge{background:rgba(var(--accent-purple), .15);border:1px solid rgba(var(--accent-purple), .3);color:rgb(var(--accent-purple-light));border-radius:99px;padding:.4rem .8rem;font-size:.8rem;font-weight:500}.btn-logout{color:var(--text-secondary);cursor:pointer;transition:var(--transition-smooth);background:0 0;border:1px solid #ffffff1a;border-radius:8px;padding:.4rem .9rem;font-size:.8rem}.btn-logout:hover{color:#fff;background:#ffffff0d;border-color:#fff3}.directory-card{padding:2rem}.search-bar-container{width:100%;margin-bottom:2rem;position:relative}.search-input{color:#fff;width:100%;font-size:1rem;font-family:var(--font-body);transition:var(--transition-smooth);background:#0000004d;border:1px solid #ffffff1a;border-radius:12px;padding:1rem 1rem 1rem 3rem}.search-input:focus{border-color:rgb(var(--accent-purple));box-shadow:0 0 15px 0 rgba(var(--accent-purple), .15);outline:none}.search-icon-svg{color:var(--text-secondary);pointer-events:none;position:absolute;top:50%;left:1.15rem;transform:translateY(-50%)}.contacts-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.25rem;max-height:550px;padding-right:.5rem;display:grid;overflow-y:auto}.contact-card{transition:var(--transition-smooth);background:#ffffff05;border:1px solid #ffffff0a;border-radius:14px;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;display:flex}.contact-card:hover{background:rgba(var(--accent-purple), .04);border-color:rgba(var(--accent-purple), .2);transform:translateY(-1px)}.contact-info{flex-direction:column;gap:.25rem;display:flex}.student-name{color:#fff;font-size:1.1rem;font-weight:600}.parent-name{color:var(--text-secondary);font-size:.85rem}.number-masked-label{color:rgb(var(--accent-purple-light));background:rgba(var(--accent-purple), .1);letter-spacing:.05em;border-radius:4px;width:fit-content;margin-top:.25rem;padding:.15rem .4rem;font-size:.75rem;font-weight:500}.btn-call{background:rgba(var(--accent-yellow), .1);border:1px solid rgba(var(--accent-yellow), .2);color:rgb(var(--accent-yellow));cursor:pointer;width:44px;height:44px;transition:var(--transition-spring);border-radius:50%;justify-content:center;align-items:center;display:flex}.btn-call:hover{background:rgb(var(--accent-yellow));color:var(--bg-primary);box-shadow:0 0 15px 0 rgba(var(--accent-yellow), .4);transform:scale(1.1)}.btn-call:active{transform:scale(.95)}.call-overlay-backdrop{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:1000;background:#040308d9;justify-content:center;align-items:center;width:100vw;height:100vh;animation:.4s ease-out forwards fadeIn;display:flex;position:fixed;top:0;left:0}.call-overlay-card{text-align:center;border:1px solid rgba(var(--accent-purple), .3);border-radius:28px;width:90%;max-width:440px;padding:3rem 2rem;position:relative;overflow:hidden;box-shadow:0 25px 50px -12px #000c}.call-overlay-glow{background:radial-gradient(circle, rgba(var(--accent-purple), .15) 0%, transparent 60%);pointer-events:none;width:200%;height:200%;animation:20s linear infinite rotateGlow;position:absolute;top:-50%;left:-50%}.call-avatar{background:linear-gradient(135deg, rgb(var(--accent-purple)) 0%, #1e1336 100%);border:2px solid #ffffff1a;border-radius:50%;justify-content:center;align-items:center;width:90px;height:90px;margin:0 auto 1.5rem;display:flex;position:relative}.call-avatar-ringing{animation:1.8s ease-in-out infinite ring-pulse}.call-avatar-connected{border-color:rgb(var(--accent-yellow));animation:2s ease-in-out infinite active-pulse}.call-status-capsule{text-transform:uppercase;letter-spacing:.05em;background:#ffffff0d;border:1px solid #ffffff14;border-radius:99px;align-items:center;gap:.5rem;margin-bottom:1rem;padding:.35rem .9rem;font-size:.75rem;font-weight:600;display:inline-flex}.call-status-ringing{color:rgb(var(--accent-purple-light));background:rgba(var(--accent-purple), .1);border-color:rgba(var(--accent-purple), .2)}.call-status-connected{color:rgb(var(--accent-yellow));background:rgba(var(--accent-yellow), .1);border-color:rgba(var(--accent-yellow), .25)}.call-name{margin-bottom:.25rem;font-size:1.75rem;font-weight:800}.call-student-tag{color:var(--text-secondary);margin-bottom:2rem;font-size:.85rem}.call-timer-container{margin-bottom:2.5rem}.call-countdown-timer{font-family:var(--font-display);color:#fff;letter-spacing:-.01em;font-size:3.25rem;font-weight:800}.call-countdown-warning{animation:.8s ease-in-out infinite alternate bounce-alert;color:rgb(var(--accent-red))!important}.call-time-bar{background:#ffffff0d;border-radius:2px;width:100%;height:4px;margin-top:.75rem;overflow:hidden}.call-time-fill{background:linear-gradient(90deg, rgb(var(--accent-purple)) 0%, rgb(var(--accent-yellow)) 100%);width:100%;height:100%;transition:width 1s linear}.call-time-fill-warning{background:rgb(var(--accent-red))!important}.call-controls{justify-content:center;align-items:center;gap:1.5rem;display:flex}.btn-control{cursor:pointer;width:56px;height:56px;transition:var(--transition-spring);color:#fff;border:1px solid #ffffff1a;border-radius:50%;justify-content:center;align-items:center;display:flex}.btn-mute-active{color:rgb(var(--accent-yellow));background:#ffffff26;border-color:#ffffff4d}.btn-mute-inactive{background:#ffffff08}.btn-mute-inactive:hover{background:#ffffff1a}.btn-hangup{background:rgb(var(--accent-red));width:64px;height:64px;box-shadow:0 4px 15px 0 rgba(var(--accent-red), .4);border:none}.btn-hangup:hover{box-shadow:0 6px 22px 0 rgba(var(--accent-red), .6);transform:scale(1.1)}.btn-hangup:active{transform:scale(.95)}.loading-container{flex-direction:column;justify-content:center;align-items:center;gap:1rem;padding:4rem;display:flex}.spinner{border:3px solid rgba(var(--accent-purple), .1);border-top-color:rgb(var(--accent-purple));border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin}.empty-state{text-align:center;color:var(--text-secondary);padding:3rem}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes ring-pulse{0%{box-shadow:0 0 0 0 rgba(var(--accent-purple), .4)}70%{box-shadow:0 0 0 20px rgba(var(--accent-purple), 0)}to{box-shadow:0 0 0 0 rgba(var(--accent-purple), 0)}}@keyframes active-pulse{0%{box-shadow:0 0 0 0 rgba(var(--accent-yellow), .3)}70%{box-shadow:0 0 0 20px rgba(var(--accent-yellow), 0)}to{box-shadow:0 0 0 0 rgba(var(--accent-yellow), 0)}}@keyframes pulse-glow-red{0%,to{filter:drop-shadow(0 0 5px #ef444466);transform:scale(1)}50%{filter:drop-shadow(0 0 15px #ef4444cc);transform:scale(1.05)}}@keyframes bounce-alert{0%{transform:scale(1)}to{transform:scale(1.05)}}@keyframes rotateGlow{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width:480px){.dashboard-header{flex-direction:column;align-items:flex-start;gap:1rem}.teacher-meta{justify-content:space-between;width:100%}.contacts-grid{grid-template-columns:1fr}}