@import url('https://fonts.googleapis.com/css2?family=Pacifico&family=Pirata+One&family=Playwrite+DK+Loopet:wght@100..400&family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

:root {
    /* Colores */
    --primary: #16a34a;
    --primary-dark: #0f766e;
    --primary-light: #dbe7e4;
    --accent: #f97316;
    --accent-soft: #ffedd5;

    --gray-950: #08101b;
    --gray-700: #374151;
    --gray-500: #6b7280;
    --gray-300: #d1d5db;
    --gray-100: #eef2f7;

    --white: #ffffff;
    --bg-main: #f5f7f9;
    --surface: #ffffff;

    /* Prioridades */
    --high: #ef4444;
    --medium: #f59e0b;
    --low: #3b82f6;

    /* Sidebar */
    --sidebar-w-collapsed: 90px;
    --sidebar-w-expanded: 280px;

    /* UI */
    --transition: all 0.28s cubic-bezier(0.33,1,0.68,1);
    --shadow: 0 18px 55px rgba(15, 23, 42, 0.08);
    --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.06);
    --radius-xl: 24px;
    --radius-lg: 18px;
    --radius-md: 14px;
}

/* RESET */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family: 'Poppins', sans-serif;
}

html {
    scroll-behavior: smooth;
    font-family: 'Poppins', sans-serif;
    color: var(--gray-950);
    background: var(--bg-main);
}

body{
    background: radial-gradient(circle at top left, rgba(22,163,74,.12), transparent 18%),
                radial-gradient(circle at bottom right, rgba(249,115,22,.12), transparent 18%),
                linear-gradient(180deg, #f8fafb 0%, #eef2f7 100%);
    color:var(--gray-950);
    min-height:100vh;
    overflow-x:hidden;
    width:100%;
}

body.no-scroll,
html.no-scroll {
    overflow: hidden;
    height: 100%;
}

button, input, select, textarea {
    font: inherit;
}

a {
    color: inherit;
    text-decoration: none;
}

:focus-visible {
    outline: 3px solid rgba(22,163,74,0.28);
    outline-offset: 3px;
}

/* SIDEBAR */

.sidebar{
    position:fixed;
    top:0;
    left:0;
    height:100vh;
    background: rgba(255,255,255,0.96);
    border-right:1px solid rgba(148,163,184,0.2);
    width:var(--sidebar-w-expanded);
    transition:var(--transition);
    z-index:100;
    display:flex;
    flex-direction:column;
    overflow:hidden;
    backdrop-filter: blur(14px);
    overflow-y: auto;
}

.sidebar::-webkit-scrollbar {
    width: 8px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(22,163,74,0.2);
    border-radius: 999px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.mobile-close{
    display:none;
    border:none;
    background: rgba(255,255,255,0.95);
    color: var(--gray-600);
    width:44px;
    height:44px;
    border-radius:14px;
    display:flex;
    align-items:center;
    justify-content:center;
    cursor:pointer;
    transition:var(--transition);
}

.mobile-close:hover{
    transform: translateX(2px);
    background: white;
    color: var(--primary-dark);
}

.sidebar-header{
    min-height:88px;
    display:flex;
    align-items:center;
    padding:0 24px;
    border-bottom:1px solid rgba(148,163,184,0.18);
}

.logo-container{
    display:flex;
    align-items:center;
    gap:14px;
}

.logo-box{
    width:48px;
    height:48px;
    background:linear-gradient(135deg, var(--primary), var(--primary-dark));
    color:white;
    border-radius:16px;
    display:flex;
    align-items:center;
    justify-content:center;
    font-weight:800;
    font-size:1rem;
    box-shadow:0 20px 50px rgba(22,163,74,.18);
}

.logo-text{
    color:var(--gray-950);
    font-weight:800;
    font-size:1.35rem;
    margin-left:4px;
    white-space:nowrap;
}

.sidebar-user{
    display:flex;
    align-items:center;
    gap:12px;
    padding:16px 0 10px;
    width:100%;
    flex-wrap:wrap;
    justify-content:flex-start;
    border-top:1px solid rgba(148,163,184,0.12);
}

.user-avatar{
    width:40px;
    height:40px;
    border-radius:50%;
    background:linear-gradient(135deg, var(--primary), var(--primary-dark));
    color:white;
    display:flex;
    justify-content:center;
    align-items:center;
    font-weight:800;
    font-size:1rem;
    box-shadow:0 15px 35px rgba(22,163,74,0.2);
}

.user-details{
    display:flex;
    flex-direction:column;
    min-width:0;
}

.user-details strong{
    display:block;
    font-size:.95rem;
    color:var(--gray-950);
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}

.user-details span{
    display:block;
    font-size:.78rem;
    color:var(--gray-600);
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}

/* NAV */

.nav-menu{
    padding:1.25rem 0;
    flex-grow:1;
}

.nav-link,
.logout-btn{
    display:flex;
    align-items:center;
    gap:14px;
    min-height:56px;
    text-decoration:none;
    color:var(--gray-700);
    border:none;
    background:transparent;
    cursor:pointer;
    width:100%;
    padding:0 22px;
    border-radius:16px;
    transition:var(--transition);
    position: relative;
}

.nav-link:not(.active):hover,
.logout-btn:hover{
    background:var(--gray-100);
    color:var(--gray-950);
}

.icon-wrapper{
    width:40px;
    min-width:40px;
    height:40px;
    display:flex;
    justify-content:center;
    align-items:center;
    font-size:1.2rem;
    color:var(--primary-dark);
}

.label{
    font-weight:600;
    color:var(--gray-800);
}

.nav-link.active{
    background: linear-gradient(135deg, rgba(22,163,74,0.1), rgba(22,163,74,0.06));
    color:var(--primary-dark);
}

.nav-link.active::before{
    content:'';
    position:absolute;
    left:12px;
    top: 10px;
    height:60%;
    width:4px;
    background:var(--primary);
    border-radius:0 4px 4px 0;
}

.sidebar-footer{
    padding:1.2rem 22px;
    border-top:1px solid rgba(148,163,184,0.18);
}

/* CONTENIDO */

.content{
    flex-grow:1;
    padding:3rem 3.5rem;
    margin-left:var(--sidebar-w-expanded);
    transition:var(--transition);
    min-height:100vh;
}

.content-header{
    display:flex;
    justify-content:space-between;
    align-items:flex-start;
    gap:1.5rem;
    margin-bottom:2.5rem;
}

.header-actions{
    display:flex;
    align-items:center;
    gap:0.85rem;
    flex-wrap:wrap;
}

.section-header{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:1rem;
    margin-bottom:1.5rem;
    flex-wrap:wrap;
}

.latest-tasks-section{
    padding:2rem;
    background: rgba(255,255,255,0.8);
    border-radius: 28px;
    border: 1px solid rgba(148,163,184,0.18);
    box-shadow: 0 24px 60px rgba(15,23,42,0.06);
    margin-bottom:2.5rem;
}

.latest-tasks-list{
    display:grid;
    gap:1.25rem;
}

.empty-card{
    padding:2rem;
    text-align:center;
    border:2px dashed rgba(22,163,74,0.25);
    border-radius: 24px;
    background: rgba(236,253,245,0.9);
}

.empty-card p{
    margin-bottom:1rem;
    color: var(--gray-700);
    font-size: 1rem;
}

.content-header h1{
    font-size:2.2rem;
    font-weight:900;
    line-height:1.05;
    letter-spacing:0.01em;
}

.content-header p{
    color:var(--gray-700);
    font-size:1rem;
    max-width:540px;
    margin-top:0.4rem;
}

/* BOTON */

.btn-primary{
    background:linear-gradient(135deg, var(--primary), var(--primary-dark));
    color:white;
    border:none;
    padding:0.95rem 1.8rem;
    border-radius:24px;
    font-weight:700;
    cursor:pointer;
    display:flex;
    align-items:center;
    gap:10px;
    box-shadow:0 18px 35px rgba(22,163,74,0.18);
    transition:var(--transition);
}

.btn-primary:hover{
    background:linear-gradient(135deg, var(--primary-dark), var(--primary));
    transform:translateY(-2px);
}

/* FILTROS */

.filter-tags{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    margin-bottom:2.5rem;
}

.tag{
    padding:10px 18px;
    background:white;
    border:1px solid rgba(113,128,150,0.18);
    border-radius:999px;
    font-size:.95rem;
    color:var(--gray-700);
    cursor:pointer;
    box-shadow:0 8px 24px rgba(15,23,42,0.04);
    transition:var(--transition);
}

.tag.active,
.tag:hover{
    background:linear-gradient(135deg, rgba(22,163,74,0.16), rgba(22,163,74,0.08));
    border-color:rgba(22,163,74,0.22);
    color:var(--primary-dark);
}

/* TASKS */

.tasks-container{
    display:flex;
    flex-direction:column;
    gap:28px;
}

.task-section{
    display:flex;
    flex-direction:column;
    gap:20px;
    margin-bottom:2.5rem;
    padding-bottom:1rem;
    border-bottom:1px solid rgba(148,163,184,0.12);
}

.task-section:last-child{
    border-bottom:none;
    padding-bottom:0;
}

.task-card{
    background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(247,250,252,.95));
    padding:1.6rem 1.6rem;
    border-radius:22px;
    display:flex;
    align-items:flex-start;
    gap:18px;
    border:1px solid rgba(148,163,184,0.18);
    box-shadow:0 16px 40px rgba(15,23,42,0.06);
    transition:var(--transition);
}

.task-card:hover{
    transform:translateY(-2px);
    border-color:rgba(22,163,74,0.2);
}

.priority-high{ border-left:8px solid rgba(239,68,68,0.85); }
.priority-medium{ border-left:8px solid rgba(245,158,11,0.85); }
.priority-low{ border-left:8px solid rgba(59,130,246,0.85); }

/* CHECKBOX */

.task-check input{ display:none; }

.task-check label{
    width:24px;
    height:24px;
    border:2px solid var(--gray-100);
    border-radius:50%;
    display:flex;
    align-items:center;
    justify-content:center;
    cursor:pointer;
    transition:border-color var(--transition), background var(--transition);
}

.task-check label:hover{
    border-color: rgba(22,163,74,0.35);
}

.task-check input:checked + label{
    background:var(--primary);
    border-color:var(--primary);
    position:relative;
}

.task-check input:checked + label::after{
    content:'✓';
    color:white;
    font-size:14px;
    position:absolute;
    left:5px;
    top:1px;
}

.task-info{
    flex-grow:1;
    min-width:0;
}

.task-info h3{
    font-size:1.12rem;
    margin-bottom:6px;
    color:var(--gray-950);
    line-height:1.35;
}

.task-check input:checked ~ .task-info h3{
    text-decoration:line-through;
    color:var(--gray-400);
}

.task-info p{
    font-size:.91rem;
    color:var(--gray-600);
    display:flex;
    gap:10px;
    align-items:center;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
}

/* BADGES */

.priority-badge{
    font-size:.75rem;
    font-weight:700;
    padding:6px 14px;
    border-radius:12px;
    text-transform:uppercase;
    min-width:88px;
    text-align:center;
}

.priority-badge.high{
    background:#fee2e2;
    color:var(--high);
}

.priority-badge.medium{
    background:#fef3c7;
    color:var(--medium);
}

.priority-badge.low{
    background:#dbeafe;
    color:var(--low);
}

/* MOBILE */

.mobile-toggle{
    position:fixed;
    top:1.3rem;
    left:1.3rem;
    padding:0.95rem;
    background:rgba(255,255,255,0.95);
    border:1px solid rgba(113,128,150,0.18);
    border-radius:16px;
    color:var(--primary-dark);
    z-index:50;
    cursor:pointer;
    box-shadow:0 16px 38px rgba(15,23,42,0.08);
    display:none;
}

.overlay{
    position:fixed;
    inset:0;
    background:rgba(15,23,42,0.24);
    backdrop-filter:blur(5px);
    display:none;
    z-index:40;
}

.modal-overlay{
    position:fixed;
    inset:0;
    display:flex;
    align-items:center;
    justify-content:center;
    background:rgba(15,23,42,0.18);
    backdrop-filter:blur(8px);
    z-index:120;
    opacity:0;
    pointer-events:none;
    transition:var(--transition);
}

.modal-overlay.visible{
    opacity:1;
    pointer-events:auto;
}

.modal-box{
    width:min(560px,90vw);
    background:rgba(255,255,255,0.98);
    border-radius:26px;
    box-shadow:0 34px 80px rgba(15,23,42,0.14);
    border:1px solid rgba(148,163,184,0.18);
    padding:2rem;
    transform:translateY(20px);
    transition:var(--transition);
}

.modal-overlay.visible .modal-box{
    transform:translateY(0);
}

.modal-box h2{
    font-size:1.5rem;
    margin-bottom:1.1rem;
    color:var(--gray-950);
}

.modal-field{
    display:flex;
    flex-direction:column;
    gap:0.6rem;
    margin-bottom:1.2rem;
}

.modal-field label{
    font-weight:700;
    color:var(--gray-700);
}

.modal-field input,
.modal-field select{
    width:100%;
    min-height:50px;
    padding:0.95rem 1rem;
    border-radius:16px;
    border:1px solid rgba(148,163,184,0.2);
    background:var(--gray-100);
    color:var(--gray-900);
    transition:var(--transition);
}

.modal-field input:focus,
.modal-field select:focus{
    outline:none;
    border-color:var(--primary);
    box-shadow:0 0 0 4px rgba(22,163,74,0.12);
}

.modal-actions{
    display:flex;
    justify-content:flex-end;
    gap:0.9rem;
    margin-top:0.5rem;
    flex-wrap:wrap;
}

.empty-state{
    padding:2.5rem 1.5rem;
    background:rgba(255,255,255,0.9);
    border:1px dashed rgba(113,128,150,0.35);
    border-radius:22px;
    color:var(--gray-700);
    text-align:center;
    font-size:1rem;
    box-shadow:0 12px 30px rgba(15,23,42,0.08);
}

/* ESTADÍSTICAS */

.stats-section{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(240px, 1fr));
    gap:1.5rem;
    margin-bottom:2rem;
}

.stat-card{
    background:white;
    padding:1.5rem;
    border-radius:16px;
    border:1px solid var(--gray-100);
    box-shadow:var(--shadow);
    transition:var(--transition);
    position:relative;
    overflow:hidden;
}

.stat-card.compact{
    padding:1rem 1.2rem;
}

.stats-section.mini{
    gap:1rem;
}

.stat-card::before{
    content:'';
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:4px;
    background:linear-gradient(90deg, var(--primary), var(--primary-dark));
}

.stat-card:hover{
    transform:translateY(-4px);
    box-shadow:0 12px 24px rgba(0,0,0,.1);
}

.stat-header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:1rem;
}

.stat-header h3{
    font-size:0.95rem;
    color:var(--gray-600);
    font-weight:600;
}

.stat-header i{
    font-size:1.5rem;
    color:var(--primary);
    opacity:0.8;
}

.stat-number{
    font-size:2.2rem;
    font-weight:800;
    color:var(--gray-900);
    margin-bottom:0.3rem;
}

.stat-label{
    font-size:0.85rem;
    color:var(--gray-600);
    margin-bottom:1rem;
}

/* Barra de Progreso */

.progress-bar{
    width:100%;
    height:6px;
    background:var(--gray-100);
    border-radius:10px;
    overflow:hidden;
}

.progress-fill{
    height:100%;
    background:linear-gradient(90deg, var(--primary), var(--primary-dark));
    border-radius:10px;
    transition:width 0.6s ease;
}

/* Indicador de Prioridad */

.priority-indicator{
    width:100%;
    height:32px;
    border-radius:8px;
    display:flex;
    align-items:center;
    justify-content:center;
}

.priority-indicator.high{
    background:rgba(239, 68, 68, 0.1);
    border:2px solid var(--high);
}

/* Racha de Días */

.streak-bars{
    display:flex;
    gap:6px;
}

.streak-day{
    width:100%;
    height:24px;
    background:var(--gray-100);
    border-radius:4px;
    transition:var(--transition);
}

.streak-day.active{
    background:var(--primary);
    box-shadow:0 4px 12px rgba(16, 185, 129, 0.3);
}

/* Mini Gráfico */

.mini-chart{
    display:flex;
    align-items:flex-end;
    gap:6px;
    height:40px;
}

.chart-bar{
    flex:1;
    background:linear-gradient(180deg, var(--primary), var(--primary-dark));
    border-radius:4px 4px 0 0;
    transition:var(--transition);
}

.chart-bar:hover{
    background:linear-gradient(180deg, var(--primary-dark), var(--primary));
}

/* TAREAS - SECCIONES */

.task-section{
    margin-bottom:2.5rem;
    padding:1rem 0;
    border-bottom:1px solid rgba(148,163,184,0.12);
}

.task-section:last-child{
    border-bottom:none;
}

.section-title{
    font-size:1.1rem;
    color:var(--gray-900);
    margin-bottom:1rem;
    font-weight:700;
    display:flex;
    align-items:center;
    gap:8px;
}

.section-title .routine-progress{
    font-size:0.95rem;
    color:var(--gray-500);
    font-weight:600;
}

/* CLASES */

.classes-grid{
    display:grid;
    grid-template-columns:repeat(auto-fill, minmax(300px, 1fr));
    gap:1.5rem;
}

.class-card{
    background:white;
    border-radius:16px;
    border:1px solid var(--gray-100);
    box-shadow:var(--shadow);
    transition:var(--transition);
    overflow:hidden;
    display:flex;
    flex-direction:column;
    min-height:100%;
}

.class-card:hover{
    transform:translateY(-6px);
    box-shadow:0 12px 28px rgba(0,0,0,.12);
}

.class-header{
    padding:1.5rem;
    display:flex;
    gap:12px;
    align-items:flex-start;
}

.class-icon{
    width:48px;
    height:48px;
    border-radius:12px;
    display:flex;
    align-items:center;
    justify-content:center;
    color:white;
    font-size:1.5rem;
    flex-shrink:0;
}

.class-info h3{
    font-size:1.1rem;
    margin-bottom:4px;
    color:var(--gray-900);
}

.class-info p{
    font-size:0.85rem;
    color:var(--gray-600);
}

.class-details{
    padding:0 1.5rem;
    flex-grow:1;
}

.detail-item{
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:12px;
    font-size:0.9rem;
    color:var(--gray-600);
}

.detail-item i{
    color:var(--primary);
    width:16px;
}

.class-footer{
    padding:1.5rem;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:12px;
    border-top:1px solid var(--gray-100);
    background:var(--primary-light);
}

.grade-badge{
    background:white;
    color:var(--primary-dark);
    padding:6px 12px;
    border-radius:20px;
    font-weight:700;
    font-size:0.95rem;
}

.action-btn{
    background:var(--primary);
    color:white;
    border:none;
    width:32px;
    height:32px;
    border-radius:8px;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    transition:var(--transition);
}

.action-btn:hover{
    background:var(--primary-dark);
    transform:translateX(2px);
}

/* CONFIGURACIÓN */

.settings-container{
    display:flex;
    flex-direction:column;
    gap:1.5rem;
}

.settings-section{
    background:white;
    border-radius:16px;
    border:1px solid var(--gray-100);
    box-shadow:var(--shadow);
    overflow:hidden;
}

.section-header{
    padding:1.5rem;
    border-bottom:1px solid var(--gray-100);
    background:linear-gradient(135deg, var(--primary-light), white);
}

.section-header h2{
    display:flex;
    align-items:center;
    gap:12px;
    color:var(--gray-900);
    font-size:1.3rem;
}

.section-header i{
    color:var(--primary);
    font-size:1.5rem;
}

.settings-group{
    padding:1.5rem;
}

.setting-item,
.toggle-item{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:1rem 0;
    border-bottom:1px solid var(--gray-100);
    gap:1rem;
}

.setting-item:last-child,
.toggle-item:last-child{
    border-bottom:none;
}

.setting-label,
.toggle-label{
    flex:1;
}

.setting-label label,
.toggle-label label{
    display:block;
    font-weight:600;
    color:var(--gray-900);
    margin-bottom:4px;
}

.setting-label p,
.toggle-label p{
    font-size:0.85rem;
    color:var(--gray-600);
}

.setting-input,
.setting-select{
    padding:1rem 1.1rem;
    border:1px solid rgba(113,128,150,0.18);
    border-radius:18px;
    font-size:0.96rem;
    font-family:inherit;
    background:rgba(255,255,255,0.98);
    color:var(--gray-950);
    transition:var(--transition);
}

.setting-input:focus,
.setting-select:focus{
    outline:none;
    border-color:var(--primary);
    box-shadow:0 0 0 4px rgba(22,163,74,0.14);
}

/* SWITCH (TOGGLE) */

.switch{
    position:relative;
    display:inline-block;
    width:50px;
    height:28px;
}

.switch input{
    opacity:0;
    width:0;
    height:0;
}

.slider{
    position:absolute;
    cursor:pointer;
    top:0;
    left:0;
    right:0;
    bottom:0;
    background-color:var(--gray-100);
    transition:var(--transition);
    border-radius:28px;
}

.slider:before{
    position:absolute;
    content:"";
    height:22px;
    width:22px;
    left:3px;
    bottom:3px;
    background-color:white;
    transition:var(--transition);
    border-radius:50%;
}

input:checked + .slider{
    background-color:var(--primary);
}

input:checked + .slider:before{
    transform:translateX(22px);
}

/* BOTONES */

.btn-secondary{
    background: rgba(248,250,252,0.95);
    color:var(--gray-800);
    border:1px solid rgba(113,128,150,0.18);
    padding:0.85rem 1.45rem;
    border-radius:22px;
    font-weight:700;
    cursor:pointer;
    display:flex;
    align-items:center;
    gap:10px;
    transition:var(--transition);
    white-space:nowrap;
    box-shadow:0 12px 30px rgba(15,23,42,0.05);
}

.btn-secondary:hover{
    background: rgba(248,250,252,1);
    transform:translateY(-1px);
}

.btn-secondary,
.btn-danger,
.btn-delete,
.action-btn,
.btn-primary,
.nav-link,
.logout-btn,
.tag,
.mobile-toggle{
    transition:var(--transition);
}

.btn-danger{
    background: rgba(239, 68, 68, 0.12);
    color:var(--high);
    border:1px solid rgba(239, 68, 68, 0.24);
    padding:0.85rem 1.45rem;
    border-radius:22px;
    font-weight:700;
    cursor:pointer;
    display:flex;
    align-items:center;
    gap:10px;
    transition:var(--transition);
    white-space:nowrap;
}

.btn-danger:hover{
    background:var(--high);
    color:white;
    transform:translateY(-1px);
}

.btn-delete{
    background:linear-gradient(135deg, rgba(239,68,68,0.92), rgba(220,38,38,0.95));
    color:white;
    border:1px solid rgba(239, 68, 68, 0.95);
    padding:0.85rem 1.45rem;
    border-radius:22px;
    font-weight:700;
    cursor:pointer;
    display:flex;
    align-items:center;
    gap:10px;
    transition:var(--transition);
    white-space:nowrap;
}

.btn-delete:hover{
    background:#c2410c;
    border-color:#b91c1c;
    transform:translateY(-1px);
}

/* PELIGROSA */

.danger-zone{
    border-color:var(--high);
    border-width:2px;
}

.danger-zone .section-header{
    background:rgba(239, 68, 68, 0.05);
}

.danger-zone .section-header h2{
    color:var(--high);
}

.danger-zone .section-header i{
    color:var(--high);
}

.danger-item{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:1.5rem 0;
    border-bottom:1px solid var(--gray-100);
    gap:1rem;
}

.danger-item:last-child{
    border-bottom:none;
}

.danger-label h3{
    font-weight:600;
    color:var(--gray-900);
    margin-bottom:4px;
}

.danger-label p{
    font-size:0.85rem;
    color:var(--gray-600);
}

@media (max-width:1024px){

    .mobile-toggle{ display:block; }
    .sidebar.open { box-shadow: 0 24px 80px rgba(15,23,42,0.18); }


    .content{
        margin-left:0;
        padding:6rem 1.5rem 2rem 1.5rem;
    }

    .stats-section{
        grid-template-columns:1fr 1fr;
    }

    .sidebar{
        transform:translateX(-100%);
        width:var(--sidebar-w-expanded);
    }

    .sidebar.open{
        transform:translateX(0);
    }

    .sidebar .label,
    .sidebar .logo-text{
        opacity:1;
    }

    .mobile-close{
        display:block;
        margin-left:auto;
        background:none;
        border:none;
        font-size:1.5rem;
        color:var(--gray-400);
        cursor:pointer;
    }
}

@media (max-width:640px){
    .stats-section{
        grid-template-columns:1fr;
    }

    .content-header{
        flex-direction:column;
        align-items:flex-start;
        gap:1rem;
    }

    .content-header h1{
        font-size:1.5rem;
    }

    .btn-primary{
        width:100%;
        justify-content:center;
    }

    .filter-tags{
        flex-wrap:wrap;
    }

    .stat-card{
        padding:1rem;
    }

    .stat-number{
        font-size:1.8rem;
    }

    /* CLASES RESPONSIVE */

    .classes-grid{
        grid-template-columns:1fr;
    }

    .class-card{
        flex-direction:row;
    }

    .class-header{
        flex-direction:row;
        align-items:center;
    }

    /* CONFIGURACIÓN RESPONSIVE */

    .setting-item,
    .toggle-item,
    .danger-item{
        flex-direction:column;
        align-items:flex-start;
    }

    .setting-input,
    .setting-select{
        width:100%;
    }

    .btn-primary,
    .btn-secondary,
    .btn-danger,
    .btn-delete{
        width:100%;
        justify-content:center;
    }
}
/* ═══════════════════════════════════════════════════════════
   TOAST NOTIFICATIONS
═══════════════════════════════════════════════════════════ */

.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: .9rem 1.4rem;
    border-radius: var(--radius-md);
    font-size: .95rem;
    font-weight: 600;
    color: white;
    z-index: 9999;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .3s ease, transform .3s ease;
    box-shadow: 0 8px 24px rgba(0,0,0,.15);
}

.toast.visible {
    opacity: 1;
    transform: translateY(0);
}

.toast-exito { background: var(--primary-dark); }
.toast-error { background: var(--high); }


.modal-field {
    margin-bottom: 1.1rem;
}

.modal-field label {
    display: block;
    font-weight: 600;
    font-size: .9rem;
    margin-bottom: .4rem;
    color: var(--gray-900);
}

.modal-field .setting-input,
.modal-field .setting-select {
    width: 100%;
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-100);
}

/* LOGIN PAGE */
.page {
    display: grid;
    grid-template-columns: minmax(360px, 1.1fr) minmax(420px, 0.9fr);
    gap: 2rem;
    min-height: 100vh;
    align-items: center;
    overflow: hidden;
    padding: 2rem;
}

.brand-panel {
    background: linear-gradient(135deg, #0f172a, #112f2f);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3.5rem 3rem;
    position: relative;
    overflow: hidden;
    color: white;
    border-radius: 32px;
}

.brand-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at top left, rgba(22,163,74,.18), transparent 18%),
        radial-gradient(circle at bottom right, rgba(249,115,22,.14), transparent 20%);
}

.brand-panel::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -90px;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(22,163,74,.22) 0%, transparent 72%);
    pointer-events: none;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    z-index: 1;
}

.logo-box {
    width: 44px;
    height: 44px;
    background: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: .95rem;
    color: white;
    letter-spacing: .05em;
    box-shadow: 0 0 24px rgba(22,163,74,.45);
}

.logo-name {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 1.15rem;
    color: white;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.brand-copy {
    position: relative;
    z-index: 1;
}

.brand-copy h1 {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: clamp(2rem, 3vw, 2.8rem);
    line-height: 1.15;
    color: white;
    margin-bottom: 1.2rem;
}

.brand-copy h1 em {
    font-style: normal;
    color: var(--primary);
}

.brand-copy p {
    color: rgba(255,255,255,.78);
    font-size: .95rem;
    line-height: 1.75;
    max-width: 340px;
}

.brand-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.feature-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255,255,255,.8);
    font-size: .9rem;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.14);
    padding: .95rem 1rem;
    border-radius: 16px;
    backdrop-filter: blur(4px);
}

.feature-chip i {
    color: var(--primary);
    font-size: .85rem;
    width: 18px;
}

.form-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem;
    overflow: hidden;
    min-height: 100vh;
    background: linear-gradient(180deg, #f8fbfb 0%, #eef4f3 100%);
}

.auth-card {
    width: 100%;
    max-width: 520px;
    background: rgba(255, 255, 255, 0.97);
    border-radius: 32px;
    box-shadow: 0 35px 90px rgba(15, 23, 42, 0.12);
    border: 1px solid rgba(209,213,219,0.72);
    padding: 2.6rem;
    position: relative;
    margin: 0 auto;
}

.tabs {
    display: flex;
    background: rgba(15,23,42,0.05);
    border-radius: 999px;
    padding: 7px;
    margin-bottom: 2rem;
    border: 1px solid rgba(113,128,150,0.14);
}

.tab {
    flex: 1;
    padding: .95rem 1rem;
    text-align: center;
    border-radius: 999px;
    font-size: .96rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--muted);
    transition: var(--transition);
    user-select: none;
}

.tab.active {
    background: linear-gradient(135deg, rgba(22,163,74,0.16), rgba(22,163,74,0.08));
    color: var(--primary-dark);
    box-shadow: inset 0 0 0 1px rgba(22,163,74,.14);
}

.form-head {
    margin-bottom: 1.4rem;
}

.form-head h2 {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 1.6rem;
    margin-bottom: .35rem;
}

.form-head p {
    color: var(--muted);
    font-size: .88rem;
}

.field {
    margin-bottom: 1rem;
}

.field label {
    display: block;
    font-size: .81rem;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: .45rem;
}

.field-wrap {
    position: relative;
}

.field-wrap i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    font-size: .95rem;
    pointer-events: none;
    transition: color .2s;
}

.auth-input {
    width: 100%;
    padding: .95rem 1rem .95rem 3rem;
    border: 1px solid rgba(113,128,150,0.18);
    border-radius: 18px;
    background: #f8fbfb;
    font-family: 'DM Sans', sans-serif;
    font-size: .96rem;
    color: var(--text);
    transition: var(--transition);
    outline: none;
}

.auth-input::placeholder { color: rgba(100,116,139,0.75); }

.auth-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(22,163,74,0.12);
}

.auth-input:focus ~ i,
.field-wrap:focus-within i { color: var(--primary); }

.error-box {
    display: none;
    align-items: center;
    gap: 10px;
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid rgba(254,202,202,0.9);
    border-radius: 14px;
    padding: .85rem 1rem;
    font-size: .9rem;
    font-weight: 600;
    margin-bottom: 1.1rem;
    box-shadow: 0 8px 24px rgba(239,68,68,.08);
}

.error-box.show { display: flex; }

.auth-btn {
    width: 100%;
    padding: 1.05rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 18px;
    font-family: 'Syne', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: .02em;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: .6rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 18px 45px rgba(22,163,74,0.18);
}

.auth-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.12);
    pointer-events: none;
    opacity: 0;
    transition: opacity .3s ease;
}

.auth-btn:hover::after { opacity: 1; }
.auth-btn span, .auth-btn i { position: relative; z-index: 1; }

.auth-btn:hover { transform: translateY(-1px); }
.auth-btn:active { transform: translateY(0); }

.auth-btn.loading { pointer-events: none; opacity: .8; }

.auth-switch {
    text-align: center;
    margin-top: 1.2rem;
    font-size: .875rem;
    color: var(--muted);
}

.auth-switch a {
    color: var(--primary-dark);
    font-weight: 700;
    text-decoration: none;
    transition: color .2s;
}

.auth-switch a:hover { color: var(--primary); }

.pass-hint {
    font-size: .78rem;
    color: var(--muted);
    margin-top: .4rem;
}

.divider {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 1.35rem 0;
    color: var(--border);
    font-size: .78rem;
}

.divider::before, .divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

@media (max-width: 900px) {
    .page { grid-template-columns: 1fr; }
    .brand-panel { display: none; }
    .form-panel { padding: 1.8rem; }
    .auth-card { margin: 0 auto; }
}