/* ==========================================================================
   NutriAI — Design System
   ========================================================================== */

:root{
    --color-bg: #F6F5F0;
    --color-surface: #FFFFFF;

    --color-primary: #2B5D53;
    --color-primary-dark: #1C4038;
    --color-primary-tint: #E7EFEC;

    --color-accent: #C98A3E;
    --color-accent-dark: #A96F2C;
    --color-accent-tint: #F6E9D6;

    --color-text: #21302B;
    --color-text-muted: #667169;

    --color-border: #E4E0D4;

    --color-danger: #B3483F;
    --color-danger-tint: #F5E3E1;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;

    --shadow-card: 0 1px 2px rgba(33, 48, 43, 0.04), 0 8px 24px rgba(33, 48, 43, 0.06);
}

body{
    background: var(--color-bg);
    color: var(--color-text);
    font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 15px;
}

h1, h2, h3, h4,
.brand-font{
    font-family: "Fraunces", Georgia, serif;
    font-weight: 560;
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.eyebrow{
    font-family: "Inter", sans-serif;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

a{
    color: var(--color-primary);
}

.login-page-bg{
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 15% 20%, rgba(201, 138, 62, 0.14), transparent 40%),
        radial-gradient(circle at 85% 80%, rgba(43, 93, 83, 0.18), transparent 45%),
        linear-gradient(135deg, #F6F5F0 0%, #EFEBE0 50%, #E9E4D6 100%);
}

.login-page-bg::before{
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(120deg, rgba(43, 93, 83, 0.035) 0px, rgba(43, 93, 83, 0.035) 1px, transparent 1px, transparent 60px),
        repeating-linear-gradient(60deg, rgba(43, 93, 83, 0.035) 0px, rgba(43, 93, 83, 0.035) 1px, transparent 1px, transparent 60px);
    pointer-events: none;
}

.container{
    display:flex;
    justify-content:center;
    align-items:center;
    min-height:100vh;
    position: relative;
    z-index: 1;
}

.login-card{
    width: 440px;
    background: rgba(255, 255, 255, 0.62);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    padding: 48px 44px;
    border-radius: 24px;
    box-shadow:
        0 8px 32px rgba(28, 64, 56, 0.12),
        0 1px 0 rgba(255, 255, 255, 0.6) inset;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.login-logo{
    display: flex;
    justify-content: center;
    margin-bottom: 18px;
}

.login-card .brand-mark{
    font-family: "Fraunces", serif;
    font-style: italic;
    font-weight: 600;
    font-size: 32px;
    text-align: center;
    color: var(--color-primary-dark);
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}

.login-card p{
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: 34px;
    font-size: 14px;
}

.login-card .form-control{
    background: rgba(255, 255, 255, 0.55);
    border: 1px solid rgba(43, 93, 83, 0.18);
}

.login-card .form-control:focus{
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(43, 93, 83, 0.12);
}

.btn-premium{
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #FFFFFF;
    border: none;
    font-family: "Inter", sans-serif;
    font-weight: 600;
    font-size: 15px;
    padding: 13px 18px;
    border-radius: 12px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: transform 0.12s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 14px rgba(28, 64, 56, 0.25);
}

.btn-premium:hover{
    box-shadow: 0 6px 20px rgba(28, 64, 56, 0.32);
}

.btn-premium:active{
    transform: scale(0.97);
}

.btn-premium:disabled{
    opacity: 0.85;
    cursor: wait;
}

.btn-spinner{
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: #FFFFFF;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    display: none;
}

.btn-premium.is-loading .btn-spinner{
    display: inline-block;
}

.btn-premium.is-loading .btn-text{
    opacity: 0.85;
}

@keyframes spin{
    to{ transform: rotate(360deg); }
}

/* -------------------------------------------------------------------------
   Dashboard Premium — TopBar, Activity Feed, Appointment Panel
   ------------------------------------------------------------------------- */

.topbar{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
}

.topbar-search{
    position: relative;
    width: 340px;
}

.topbar-search input{
    width: 100%;
    padding: 10px 14px 10px 40px;
    border-radius: 999px;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    font-size: 14px;
    font-family: "Inter", sans-serif;
}

.topbar-search input:focus{
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-tint);
}

.topbar-search .search-icon{
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    width: 16px;
    height: 16px;
    pointer-events: none;
}

.search-results{
    position: absolute;
    top: 110%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    max-height: 280px;
    overflow-y: auto;
    z-index: 20;
    display: none;
}

.search-results.is-open{
    display: block;
}

.search-results a{
    display: block;
    padding: 10px 16px;
    font-size: 14px;
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 1px solid var(--color-border);
}

.search-results a:last-child{
    border-bottom: none;
}

.search-results a:hover{
    background: var(--color-primary-tint);
}

.search-empty{
    padding: 10px 16px;
    font-size: 13px;
    color: var(--color-text-muted);
}

.dashboard-grid{
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 24px;
    align-items: start;
}

@media (max-width: 960px){
    .dashboard-grid{
        grid-template-columns: 1fr;
    }
}

.activity-feed{
    list-style: none;
    margin: 0;
    padding: 0;
}

.activity-feed li{
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
}

.activity-feed li:last-child{
    border-bottom: none;
}

.activity-icon{
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--color-primary-tint);
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-icon svg{
    width: 16px;
    height: 16px;
}

.activity-text{
    font-size: 14px;
    color: var(--color-text);
}

.activity-time{
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: 2px;
}

.appointment-panel{
    background: var(--color-primary-dark);
    border-radius: var(--radius-lg);
    padding: 26px 22px;
    color: #FFFFFF;
    position: sticky;
    top: 24px;
}

.appointment-panel h4{
    font-family: "Fraunces", serif;
    font-size: 18px;
    margin-bottom: 4px;
    color: #FFFFFF;
}

.appointment-panel .panel-subtitle{
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 18px;
}

.appointment-item{
    background: rgba(255,255,255,0.06);
    border-radius: var(--radius-md);
    padding: 12px 14px;
    margin-bottom: 10px;
}

.appointment-item .patient-name{
    font-weight: 600;
    font-size: 14px;
    color: #FFFFFF;
}

.appointment-item .appt-time{
    font-size: 12px;
    color: rgba(255,255,255,0.65);
    margin-top: 2px;
}

.appointment-panel .empty-note{
    font-size: 13px;
    color: rgba(255,255,255,0.55);
    padding: 8px 0;
}

.btn-panel{
    display: block;
    width: 100%;
    text-align: center;
    background: rgba(255,255,255,0.1);
    color: #FFFFFF;
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: var(--radius-sm);
    padding: 10px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    margin-top: 6px;
    transition: background 0.15s ease;
}

.btn-panel:hover{
    background: rgba(255,255,255,0.18);
    color: #FFFFFF;
}

.stat-card{
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-card .stat-icon{
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--color-primary-tint);
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-card .stat-icon svg{
    width: 20px;
    height: 20px;
}

.app-shell{
    display: flex;
    min-height: 100vh;
}

.sidebar{
    width: 240px;
    flex-shrink: 0;
    background: var(--color-primary-dark);
    display: flex;
    flex-direction: column;
    padding: 24px 16px;
    position: sticky;
    top: 0;
    height: 100vh;
}

.sidebar-brand{
    font-family: "Fraunces", serif;
    font-style: italic;
    font-size: 21px;
    color: #FFFFFF;
    padding: 4px 10px 28px;
}

.sidebar-nav{
    list-style: none;
    padding: 0;
    margin: 0;
    flex: 1;
}

.sidebar-nav .nav-item{
    margin-bottom: 4px;
}

.sidebar-nav .nav-link{
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: "Inter", sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: rgba(255,255,255,0.72) !important;
    padding: 10px 12px !important;
    border-radius: var(--radius-sm);
    transition: background 0.15s ease, color 0.15s ease;
}

.sidebar-nav .nav-link .icon{
    font-size: 16px;
    width: 18px;
    text-align: center;
}

.sidebar-nav .nav-link:hover{
    color: #FFFFFF !important;
    background: rgba(255,255,255,0.08);
}

.sidebar-nav .nav-link.active{
    color: #FFFFFF !important;
    background: var(--color-primary);
    font-weight: 600;
}

.sidebar-footer{
    border-top: 1px solid rgba(255,255,255,0.12);
    padding-top: 14px;
    margin-top: 14px;
}

.sidebar-footer .nutritionist-name{
    font-size: 13px;
    color: rgba(255,255,255,0.85);
    font-weight: 600;
    padding: 0 12px 8px;
}

.sidebar-footer .nav-link{
    color: rgba(255,255,255,0.5) !important;
}

.main-content{
    flex: 1;
    padding: 40px 56px;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 860px){
    /* La barra lateral pasa a fila superior (deja de ser un riel fijo).
       Fila 1: marca + "Cerrar sesión".  Fila 2: navegación a lo ancho. */
    .app-shell{
        flex-direction: column;
    }
    .sidebar{
        width: 100%;
        height: auto;              /* cancela el height:100vh del riel */
        position: relative;        /* cancela el sticky del riel */
        flex-wrap: wrap;
        align-items: center;
        column-gap: 8px;
        row-gap: 10px;
        padding: 14px 16px;
    }
    .sidebar-brand{
        padding: 0;
        white-space: nowrap;
        font-size: 18px;
    }
    .sidebar-nav{
        order: 3;
        flex: 1 1 100%;            /* fila propia, ancho completo */
        display: flex;
        gap: 4px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .sidebar-nav .nav-item{
        margin-bottom: 0;
    }
    .sidebar-nav .nav-link{
        white-space: nowrap;
    }
    .sidebar-footer{
        display: block;            /* el riel lo tenía oculto en móvil */
        border-top: none;
        margin: 0 0 0 auto;        /* empuja "Cerrar sesión" a la derecha */
        padding-top: 0;
    }
    .sidebar-footer .nutritionist-name{
        display: none;             /* el nombre sí se puede omitir en móvil */
    }
    .sidebar-footer .nav-link{
        white-space: nowrap;
        padding: 6px 10px !important;
    }
    .main-content{
        padding: 24px 20px;
    }
}

.card{
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.card .card-body{
    padding: 32px;
}

.page-title{
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
}

.page-subtitle{
    color: var(--color-text-muted);
    font-size: 14px;
    margin-bottom: 24px;
}

hr{
    border-color: var(--color-border);
    opacity: 1;
}

.btn{
    font-family: "Inter", sans-serif;
    font-weight: 600;
    font-size: 14px;
    border-radius: var(--radius-sm);
    padding: 9px 18px;
    border: none;
    transition: transform 0.1s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-success{
    background: var(--color-primary);
    color: #FFFFFF;
}
.btn-success:hover{
    background: var(--color-primary-dark);
    color: #FFFFFF;
}

.btn-warning{
    background: var(--color-accent-tint);
    color: var(--color-accent-dark);
}
.btn-warning:hover{
    background: var(--color-accent);
    color: #FFFFFF;
}

.btn-secondary{
    background: transparent;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}
.btn-secondary:hover{
    background: var(--color-bg);
    color: var(--color-text);
}

.btn-danger{
    background: var(--color-danger-tint);
    color: var(--color-danger);
}
.btn-danger:hover{
    background: var(--color-danger);
    color: #FFFFFF;
}

.form-label{
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 6px;
}

.form-control{
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    font-size: 14px;
    background: var(--color-bg);
}

.form-control:focus{
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-tint);
    background: #FFFFFF;
}

.form-section-title{
    font-family: "Fraunces", serif;
    font-size: 16px;
    color: var(--color-primary);
    margin: 28px 0 14px;
}
.form-section-title:first-of-type{
    margin-top: 0;
}

.table{
    margin-bottom: 0;
}

.table thead th{
    background: var(--color-primary-tint);
    color: var(--color-primary-dark);
    font-family: "Inter", sans-serif;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border-bottom: none;
    padding: 12px 16px;
}

.table td{
    padding: 14px 16px;
    vertical-align: middle;
    border-color: var(--color-border);
    color: var(--color-text);
}

.table tbody tr:hover{
    background: var(--color-primary-tint);
}

.patient-name-cell{
    display: flex;
    align-items: center;
    gap: 12px;
}

.patient-name-cell .name{
    font-weight: 600;
}

.patient-contact-muted{
    color: var(--color-text-muted);
    font-size: 13px;
}

.avatar-chip{
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: "Inter", sans-serif;
    font-weight: 700;
    font-size: 13px;
    color: #FFFFFF;
    flex-shrink: 0;
}

.avatar-0{ background: #2B5D53; }
.avatar-1{ background: #C98A3E; }
.avatar-2{ background: #6B7FD7; }
.avatar-3{ background: #B3483F; }
.avatar-4{ background: #4A8B7C; }
.avatar-5{ background: #8B6BB8; }

.empty-state{
    text-align: center;
    padding: 56px 24px;
    color: var(--color-text-muted);
}

.empty-state .empty-icon{
    font-size: 40px;
    margin-bottom: 12px;
}

.empty-state h3{
    font-size: 18px;
    margin-bottom: 6px;
    color: var(--color-text);
}

.empty-state p{
    font-size: 14px;
    margin-bottom: 20px;
}

.stat-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

@media (max-width: 720px){
    .stat-grid{
        grid-template-columns: 1fr;
    }
}

.stat-card{
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 22px 24px;
    box-shadow: var(--shadow-card);
}

.stat-card .stat-value{
    font-family: "Fraunces", serif;
    font-size: 32px;
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-card .stat-label{
    font-size: 13px;
    color: var(--color-text-muted);
    font-weight: 500;
}

.quick-actions{
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.badge-soft{
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: var(--color-primary-tint);
    color: var(--color-primary-dark);
}

/* ==========================================================================
   Responsive — pantallas chicas (tablets y celular)
   ========================================================================== */

/* Nada debe forzar scroll horizontal de toda la página.
   'clip' en vez de 'hidden': recorta el desbordamiento lateral sin crear
   un contenedor de scroll (que rompería el position:sticky de la barra). */
html, body{
    max-width: 100%;
    overflow-x: clip;
}
.main-content{
    min-width: 0;            /* deja que el contenido flex se encoja */
    overflow-x: clip;        /* contiene lo ancho del contenido, no de la página */
}

/* Tablas anchas: scroll horizontal DENTRO de su propio contenedor,
   no de la página. Aplicar envolviendo la <table> en este div. */
.table-scroll{
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.table-scroll .table{
    min-width: 520px;       /* debajo de esto, la tabla scrollea */
}

/* Gráficas Chart.js: alto fijo por contenedor, el canvas se adapta. */
.chart-box{
    position: relative;
    height: 260px;
}
.chart-box canvas{
    width: 100% !important;
    height: 100% !important;
}

@media (max-width: 640px){
    .main-content{
        padding: 18px 14px;
    }
    .card-body{
        padding: 18px 16px;
    }
    /* Encabezados de página: que el botón de acción no empuje el título fuera. */
    .card-body .d-flex.justify-content-between{
        flex-wrap: wrap;
        gap: 12px;
    }
    .page-title h2, .page-title h3{
        font-size: 20px;
    }
    .stat-card{
        padding: 18px 18px;
    }
    .stat-card .stat-value{
        font-size: 26px;
    }
    /* Filas de botones (Guardar / Cancelar, etc.) que no se desborden. */
    .d-flex.gap-2{
        flex-wrap: wrap;
    }
    .d-flex.gap-2 .btn{
        flex: 1 1 auto;
    }
    /* Tablas: menos padding lateral para ganar ancho. */
    .table thead th, .table td{
        padding: 10px 10px;
    }
    .table-scroll .table{
        min-width: 480px;
    }
    .chart-box{
        height: 220px;
    }

    /* FullCalendar: la barra de controles se apila para que no se corten
       los botones de vista (Mes / Semana / Día). */
    .fc .fc-toolbar.fc-header-toolbar{
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    .fc .fc-toolbar-title{
        font-size: 1.05rem;
        text-align: center;
    }
    .fc .fc-toolbar-chunk{
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 4px;
    }
    .fc .fc-button{
        padding: 4px 9px;
        font-size: 13px;
    }
}