:root{--hue-primary: 250;--hue-secondary: 320;--color-primary: hsl(var(--hue-primary), 85%, 60%);--color-primary-dark: hsl(var(--hue-primary), 85%, 45%);--color-secondary: hsl(var(--hue-secondary), 85%, 60%);--bg-body: hsl(220, 15%, 94%);--bg-surface: hsl(220, 20%, 98%);--bg-surface-glass: hsla(220, 20%, 98%, .85);--border-glass: hsla(220, 20%, 10%, .1);--text-main: hsl(220, 30%, 15%);--text-muted: hsl(220, 15%, 45%);--text-inverse: hsl(0, 0%, 100%);--radius-sm: .5rem;--radius-md: 1rem;--radius-lg: 1.5rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px hsla(220, 20%, 10%, .05);--shadow-md: 0 4px 6px -1px hsla(220, 20%, 10%, .1);--shadow-lg: 0 10px 15px -3px hsla(220, 20%, 10%, .1);--shadow-glow: 0 0 20px hsla(var(--hue-primary), 80%, 60%, .3);--font-sans: "Inter", system-ui, sans-serif;--font-display: "Outfit", "Inter", system-ui, sans-serif}@media(prefers-color-scheme:dark){:root{--bg-body: hsl(220, 30%, 8%);--bg-surface: hsl(220, 25%, 12%);--bg-surface-glass: hsla(220, 25%, 12%, .7);--border-glass: hsla(0, 0%, 100%, .1);--text-main: hsl(220, 20%, 95%);--text-muted: hsl(220, 15%, 65%);--shadow-sm: 0 1px 2px hsla(0, 0%, 0%, .3);--shadow-md: 0 4px 6px -1px hsla(0, 0%, 0%, .4)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-body);color:var(--text-main);line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh}img,picture,video,canvas,svg{display:block;max-width:100%}button{cursor:pointer;border:none;background:none;font-family:inherit}a{text-decoration:none;color:inherit}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:700;line-height:1.2;color:var(--text-main)}.text-gradient{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 1.5rem}.flex-center{display:flex;align-items:center;justify-content:center}.glass{background:var(--bg-surface-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-glass)}.input-group{display:flex;flex-direction:column;gap:.5rem;text-align:left;margin-bottom:1.25rem}.input-label{font-size:.9rem;font-weight:500;color:var(--text-main);margin-left:.25rem}.input-field{width:100%;padding:.8rem 1rem;border-radius:var(--radius-md);border:1px solid hsla(220,20%,80%,.2);background:#fff6;color:var(--text-main);font-size:1rem;transition:all .2s;outline:none}.input-field:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px hsla(var(--hue-primary),80%,60%,.15);background:#fffc}.input-field::placeholder{color:var(--text-muted);opacity:.7}.color-picker-label{display:block;font-size:.9rem;font-weight:500;margin-bottom:.5rem;color:var(--text-muted)}.color-options{display:flex;gap:.5rem;margin-bottom:1.5rem}.color-swatch{width:32px;height:32px;border-radius:50%;cursor:pointer;border:2px solid transparent;transition:transform .2s,border-color .2s}.color-swatch:hover{transform:scale(1.1)}.color-swatch.selected{border-color:var(--text-main);transform:scale(1.1);box-shadow:0 0 0 2px var(--bg-surface),0 0 0 4px var(--color-primary)}.navbar{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:1rem 0;transition:all .3s ease}.navbar-content{display:flex;align-items:center;justify-content:space-between}.logo{font-family:var(--font-display);font-size:1.5rem;font-weight:700;letter-spacing:-.02em}.nav-links{display:flex;gap:2rem}.nav-links a{font-size:.95rem;font-weight:500;color:var(--text-muted);transition:color .2s}.nav-links a:hover{color:var(--color-primary)}.nav-actions{display:flex;align-items:center;gap:1rem}.btn-login{color:var(--text-main);font-weight:500}.btn-primary{background:var(--color-primary);color:#fff;padding:.6rem 1.25rem;border-radius:var(--radius-full);font-weight:600;font-size:.9rem;transition:transform .2s,box-shadow .2s}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px hsla(var(--hue-primary),80%,60%,.4)}.footer{padding:4rem 0 2rem;margin-top:auto;border-top:1px solid hsla(220,20%,80%,.1)}.footer-content{display:flex;justify-content:space-between;align-items:center}.footer-brand{display:flex;align-items:center;gap:1.5rem}.footer-brand p{color:var(--text-muted);font-size:.9rem}.footer-links{display:flex;gap:2rem}.footer-links a{color:var(--text-muted);font-size:.9rem;transition:color .2s}.footer-links a:hover{color:var(--text-main)}.hero{position:relative;padding:8rem 0 6rem;overflow:hidden;text-align:center}.hero-background{position:absolute;top:-20%;left:50%;transform:translate(-50%);width:100vw;height:100%;background:radial-gradient(circle at 50% 30%,hsla(var(--hue-primary),80%,60%,.15) 0%,transparent 70%);z-index:-1;pointer-events:none}.hero-content{display:flex;flex-direction:column;align-items:center;max-width:800px}.hero-title{font-size:3.5rem;margin-bottom:1.5rem;line-height:1.1;letter-spacing:-.03em}.hero-subtitle{font-size:1.25rem;color:var(--text-muted);margin-bottom:2.5rem;max-width:600px;line-height:1.6}.hero-actions{display:flex;gap:1rem}.btn-lg{padding:.8rem 1.8rem;font-size:1rem}.btn-secondary{background:var(--bg-surface);color:var(--text-main);border:1px solid hsla(220,20%,80%,.5);border-radius:var(--radius-full);font-weight:500;transition:all .2s}@media(prefers-color-scheme:dark){.btn-secondary{border-color:#c2c9d61a}}.btn-secondary:hover{background:#e0e4eb80}.sidebar{width:260px;display:flex;flex-direction:column;padding:1.5rem;border-right:1px solid hsla(220,20%,80%,.1);position:sticky;top:0;height:100vh}.sidebar-header{font-size:1.5rem;font-weight:700;margin-bottom:3rem;font-family:var(--font-display)}.sidebar-nav a{padding:.8rem 1rem;border-radius:var(--radius-sm);color:var(--text-muted);font-weight:500;transition:all .2s}.dashboard-header{padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid hsla(220,20%,80%,.1)}.dashboard-content{padding:1.5rem;flex:1}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;margin-bottom:2rem}.dashboard-layout{display:flex;min-height:100vh;background-color:var(--bg-body)}.sidebar{width:220px;display:flex;flex-direction:column;padding:1.5rem;border-right:1px solid hsla(220,20%,80%,.1);position:sticky;top:0;height:100vh}.sidebar-header{font-size:1.5rem;font-weight:700;margin-bottom:1.5rem;font-family:var(--font-display)}.sidebar-nav{display:flex;flex-direction:column;gap:.5rem;flex:1}.sidebar-nav a{display:flex;align-items:center;gap:.75rem;padding:.7rem 1rem;border-radius:var(--radius-sm);color:var(--text-muted);font-weight:500;transition:all .2s}.sidebar-nav a svg{flex-shrink:0;width:20px;height:20px}.sidebar-nav a:hover,.sidebar-nav a.active{background:hsla(var(--hue-primary),85%,60%,.1);color:var(--color-primary)}.btn-logout{color:var(--text-muted);font-size:.9rem;width:100%;text-align:left;padding:.5rem 1rem}.btn-logout:hover{color:#ef4444}.dashboard-main{flex:1;display:flex;flex-direction:column}.dashboard-header{padding:.75rem 1.5rem;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid hsla(220,20%,80%,.1);position:relative;z-index:100}.dashboard-header h2{font-size:1.25rem}.user-profile{display:flex;align-items:center;gap:1rem}.avatar{width:36px;height:36px;background:var(--color-primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600}.dashboard-content{padding:1rem;flex:1}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin-bottom:2rem}.card{padding:1.5rem;border-radius:var(--radius-md)}.card h3{font-size:.9rem;color:var(--text-muted);margin-bottom:.5rem;font-weight:500}.stat-value{font-size:2rem;font-weight:700;color:var(--text-main)}.empty-state{color:var(--text-muted);font-style:italic;padding:2rem 0;text-align:center}.table-container{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid hsla(220,20%,80%,.1);background:#fff3}.data-table{width:100%;border-collapse:collapse;font-size:.9rem}.data-table th{text-align:left;padding:.75rem 1rem;font-weight:500;color:var(--text-muted);border-bottom:1px solid hsla(220,20%,80%,.1);background:#ffffff1a}.data-table td{padding:.75rem 1rem;color:var(--text-main);border-bottom:1px solid hsla(220,20%,80%,.05)}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover{background:#ffffff4d}.action-btn{background:none;border:none;cursor:pointer;padding:.4rem;border-radius:var(--radius-sm);transition:background .2s;color:var(--color-primary);font-weight:500}.action-btn:hover{background:hsla(var(--hue-primary),80%,60%,.1)}.action-btn.danger{color:#ef4444}.action-btn.danger:hover{background:#eb47471a}.sidebar{transition:width .3s ease,left .3s ease;overflow:hidden}.sidebar.collapsed{width:80px}.sidebar.collapsed .sidebar-header{margin-bottom:2rem;display:flex;justify-content:center;align-items:center}.sidebar.collapsed .logo-section{display:none}.sidebar.collapsed .sidebar-nav a{justify-content:center;padding:.8rem 0;width:100%}.sidebar.collapsed .sidebar-nav a svg{width:24px;height:24px;min-width:24px;min-height:24px;margin:0}.sidebar.collapsed .sidebar-nav a span{display:none}.sidebar.collapsed .sidebar-nav a{position:relative}.sidebar.collapsed .btn-logout{justify-content:center;text-align:center;position:relative;width:100%;padding:.8rem 0}.collapse-btn{background:transparent;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;padding:4px;border-radius:4px;transition:color .2s,background .2s;margin-left:auto}.sidebar.collapsed .collapse-btn{margin:0}.collapse-btn:hover{color:var(--color-primary);background:hsla(var(--hue-primary),85%,60%,.1)}.logo-icon{font-weight:900;font-size:1.5rem;color:var(--color-primary)}.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer;color:var(--text-main)}.mobile-close-btn{display:none;background:none;border:none;cursor:pointer;color:var(--text-main);margin-left:auto}@media(max-width:768px){.dashboard-layout{flex-direction:column}.sidebar{position:fixed;left:-100%;z-index:1000;width:260px!important}.sidebar.mobile-open{left:0;box-shadow:4px 0 12px #0000001a}.sidebar.collapsed{width:260px!important}.collapse-btn{display:none}.mobile-close-btn,.mobile-menu-btn{display:block}.mobile-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:999;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.dashboard-header{padding:1rem}.dashboard-header h2{font-size:1.1rem}.user-name{display:none}.dashboard-content{padding:1rem}}.user-menu-container{position:relative}.user-profile{cursor:pointer;padding:.5rem;border-radius:var(--radius-full);transition:background-color .2s}.user-profile:hover{background-color:#c2c9d61a}.dropdown-menu{position:absolute;top:100%;right:0;margin-top:.5rem;width:200px;background:var(--bg-surface);border:1px solid hsla(220,20%,80%,.1);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:.5rem;z-index:9999;transform-origin:top right;animation:dropdownFade .2s ease-out}.dropdown-item{display:flex;align-items:center;gap:.75rem;width:100%;padding:.8rem 1rem;text-align:left;font-size:.95rem;color:var(--text-main);border-radius:var(--radius-sm);transition:background-color .2s}.dropdown-item:hover{background-color:hsla(var(--hue-primary),80%,60%,.1);color:var(--color-primary)}.dropdown-item.danger:hover{background-color:#eb47471a;color:#ef4444}@keyframes dropdownFade{0%{opacity:0;transform:translateY(-5px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.calendar-container{display:flex;flex-direction:column;height:calc(100vh - 180px);overflow:hidden;background:var(--bg-surface);border-radius:var(--radius-lg);border:1px solid var(--border-glass)}.calendar-header{display:grid;grid-template-columns:60px repeat(6,1fr);border-bottom:1px solid var(--border-glass);background:#ffffff05}.header-cell{padding:.5rem;text-align:center;font-weight:600;border-right:1px solid var(--border-glass);color:var(--text-muted)}.header-cell.today{color:var(--color-primary)}.calendar-body{flex:1;overflow-y:auto;display:grid;grid-template-columns:60px repeat(6,1fr);grid-auto-rows:48px}.time-column{border-right:1px solid var(--border-glass)}.time-slot{height:48px;display:flex;align-items:start;justify-content:center;font-size:.8rem;color:var(--text-muted);padding-top:5px;border-bottom:1px solid var(--border-glass)}.day-column{border-right:1px solid var(--border-glass);position:relative}.day-slot{height:48px;border-bottom:1px solid var(--border-glass);cursor:pointer;transition:background-color .1s}.day-slot:hover{background-color:transparent}.appointment-card{position:absolute;left:2px;right:2px;padding:.25rem .5rem;border-radius:var(--radius-sm);background:hsla(var(--hue-primary),70%,50%,.2);border-left:3px solid var(--color-primary);color:var(--text-main);font-size:.85rem;overflow:hidden;cursor:pointer;z-index:10;box-shadow:0 2px 4px #0000001a;transition:transform .1s}.appointment-card:hover{transform:scale(1.02);z-index:20}.appointment-card:active{cursor:grabbing}.day-slot.drag-over{background-color:hsla(var(--hue-primary),80%,60%,.1);border:2px dashed var(--color-primary)}.appointment-time{font-size:.75rem;opacity:.8;margin-right:.5rem}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .2s ease-out}.modal-content{width:90%;max-width:700px;max-height:90vh;border-radius:var(--radius-lg);padding:0;background:var(--bg-surface);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;animation:slideUp .3s cubic-bezier(.16,1,.3,1)}.modal-header{padding:1.5rem;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid hsla(220,20%,80%,.1);flex-shrink:0}.modal-header h3{font-size:1.25rem;margin:0}.btn-close{font-size:1.5rem;line-height:1;color:var(--text-muted);padding:.2rem .5rem;border-radius:var(--radius-sm);transition:all .2s}.btn-close:hover{background:#c2c9d633;color:var(--text-main)}.modal-body{padding:1.5rem;overflow-y:auto;flex:1;min-height:0}.modal-footer{padding:1.5rem;border-top:1px solid hsla(220,20%,80%,.1);flex-shrink:0;background:#ffffff05}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.profile-container{padding:2rem;max-width:800px;margin:0 auto;animation:fadeIn .3s ease-in-out}.profile-header{margin-bottom:2rem}.profile-title{font-size:1.8rem;color:var(--text-main);margin-bottom:.5rem}.profile-subtitle{color:var(--text-muted)}.profile-card{padding:2.5rem;background:var(--bg-surface);border:1px solid var(--border-glass);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.profile-section{margin-bottom:2rem}.profile-section-title{font-size:1.1rem;font-weight:600;margin-bottom:1.5rem;color:var(--text-main);display:flex;align-items:center;gap:.5rem}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group.full-width{grid-column:1 / -1}.form-label{font-weight:500;color:var(--text-main);font-size:.9rem}.form-input{padding:.75rem 1rem;border-radius:var(--radius-sm);border:1px solid hsla(220,20%,80%,.2);background:var(--bg-body);font-size:.95rem;transition:all .2s;color:var(--text-main)}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px hsla(var(--hue-primary),85%,60%,.1)}.form-input:disabled{opacity:.7;cursor:not-allowed;background:#c2c9d61a}.form-divider{height:1px;background:var(--border-glass);margin:2rem 0}.profile-actions{display:flex;justify-content:flex-end;gap:1rem;margin-top:2rem}.message-banner{padding:1rem;border-radius:var(--radius-md);margin-bottom:1.5rem;font-weight:500;display:flex;align-items:center;gap:.5rem}.message-success{background:#dcfce7;color:#166534;border:1px solid #86efac}.message-error{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.form-grid{grid-template-columns:1fr}}