/* =====================================================
   CRONOS CARE - CSS Principal
   Sistema de Gestión Gerontológica
   ===================================================== */

/* ---- Variables CSS ---- */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --secondary: #0f172a;
    --accent: #06b6d4;
    --accent-light: #cffafe;
    --success: #10b981;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --info: #6366f1;
    --info-light: #e0e7ff;
    --dark: #0f172a;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --white: #ffffff;
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --topbar-height: 64px;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-xs: 6px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ---- Reset ---- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--gray-100);
    color: var(--gray-800);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

img { max-width: 100%; height: auto; }

/* ---- Login Page ---- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 40%, #2563eb 100%);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 70%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 50%);
    animation: loginBgPulse 15s ease-in-out infinite alternate;
}

@keyframes loginBgPulse {
    0% { transform: scale(1) rotate(0deg); }
    100% { transform: scale(1.1) rotate(5deg); }
}

.login-container {
    width: 420px;
    max-width: 95%;
    position: relative;
    z-index: 2;
}

.login-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 48px 40px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.login-header {
    text-align: center;
    margin-bottom: 36px;
}

.login-header .brand-icon {
    font-size: 48px;
    color: var(--accent);
    margin-bottom: 16px;
    display: block;
    animation: heartbeatPulse 2s ease-in-out infinite;
}

@keyframes heartbeatPulse {
    0%, 100% { transform: scale(1); }
    15% { transform: scale(1.15); }
    30% { transform: scale(1); }
    45% { transform: scale(1.1); }
}

.login-header h1 {
    color: var(--white);
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.login-header p {
    color: rgba(255,255,255,0.6);
    font-size: 14px;
    margin-top: 8px;
}

.login-form .form-group {
    margin-bottom: 20px;
    position: relative;
}

.login-form .form-group label {
    display: block;
    color: rgba(255,255,255,0.8);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
}

.login-form .input-icon {
    position: relative;
}

.login-form .input-icon i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255,255,255,0.4);
    font-size: 16px;
    transition: var(--transition);
}

.login-form .input-icon input:focus ~ i,
.login-form .input-icon input:focus + i {
    color: var(--accent);
}

.login-form input[type="text"],
.login-form input[type="password"],
.login-form input[type="email"] {
    width: 100%;
    padding: 14px 16px 14px 48px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius);
    color: var(--white);
    font-size: 15px;
    font-family: var(--font);
    transition: var(--transition);
    outline: none;
}

.login-form input:focus {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.15);
}

.login-form input::placeholder {
    color: rgba(255,255,255,0.3);
}

.login-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font);
    position: relative;
    overflow: hidden;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.4);
}

.login-btn:active {
    transform: translateY(0);
}

.login-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    text-align: center;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: rgba(255,255,255,0.4);
    font-size: 12px;
}

/* ---- App Layout ---- */
.app-container {
    display: flex;
    min-height: 100vh;
    flex-direction: column;
}

/* ---- Top Bar ---- */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--topbar-height);
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sidebar-toggle {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray-600);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.sidebar-toggle:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-icon {
    font-size: 24px;
    color: var(--primary);
}

.brand-name {
    font-size: 20px;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.5px;
}

.topbar-center {
    flex: 1;
    max-width: 480px;
    margin: 0 24px;
}

.search-box {
    position: relative;
}

.search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.search-box input {
    width: 100%;
    padding: 10px 16px 10px 42px;
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: 50px;
    font-size: 14px;
    font-family: var(--font);
    color: var(--gray-800);
    outline: none;
    transition: var(--transition);
}

.search-box input:focus {
    background: var(--white);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-light);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.topbar-item {
    position: relative;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    color: var(--gray-600);
}

.topbar-item:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.notification-bell {
    position: relative;
}

.notification-badge {
    position: absolute;
    top: 2px;
    right: 4px;
    background: var(--danger);
    color: var(--white);
    font-size: 10px;
    font-weight: 700;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: badgePulse 2s infinite;
}

@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
}

.notification-dropdown, .user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
    min-width: 320px;
    display: none;
    z-index: 1000;
    overflow: hidden;
}

.notification-dropdown.show, .user-dropdown.show {
    display: block;
    animation: dropdownSlide 0.2s ease-out;
}

@keyframes dropdownSlide {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.notification-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notification-header h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-800);
}

.notification-header a {
    font-size: 12px;
    color: var(--primary);
}

.notification-list {
    max-height: 300px;
    overflow-y: auto;
}

.notification-item {
    padding: 12px 20px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    gap: 12px;
    transition: var(--transition);
    cursor: pointer;
}

.notification-item:hover {
    background: var(--gray-50);
}

.notification-item.unread {
    background: var(--primary-light);
}

.notification-item .icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 14px;
}

.notification-item .icon.urgente {
    background: var(--danger-light);
    color: var(--danger);
}

.notification-item .icon.normal {
    background: var(--warning-light);
    color: var(--warning);
}

.notification-item .content {
    flex: 1;
}

.notification-item .content p {
    font-size: 13px;
    color: var(--gray-700);
    line-height: 1.4;
}

.notification-item .content .time {
    font-size: 11px;
    color: var(--gray-400);
    margin-top: 4px;
}

.notification-empty {
    padding: 30px;
    text-align: center;
    color: var(--gray-400);
}

.notification-empty i {
    font-size: 32px;
    margin-bottom: 8px;
    color: var(--success);
}

.datetime-display {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-500);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px;
    border-radius: 50px;
    border: 1px solid var(--gray-200);
}

.user-avatar i {
    font-size: 28px;
    color: var(--primary);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-800);
}

.user-role {
    font-size: 11px;
    color: var(--gray-500);
}

.user-dropdown {
    min-width: 200px;
}

.user-dropdown a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    color: var(--gray-700);
    font-size: 14px;
    transition: var(--transition);
}

.user-dropdown a:hover {
    background: var(--gray-50);
    color: var(--primary);
}

/* ---- Sidebar ---- */
.sidebar {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--topbar-height));
    background: var(--secondary);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 900;
    transition: var(--transition);
    scrollbar-width: thin;
    scrollbar-color: var(--gray-700) transparent;
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--gray-700); border-radius: 4px; }

.sidebar-nav {
    padding: 12px 0;
}

.nav-list {
    list-style: none;
}

.nav-item {
    margin: 2px 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 11px 16px;
    color: var(--gray-400);
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 500;
    transition: var(--transition);
    white-space: nowrap;
    position: relative;
}

.nav-link i {
    font-size: 17px;
    width: 22px;
    text-align: center;
    flex-shrink: 0;
}

.nav-link:hover {
    color: var(--white);
    background: rgba(255,255,255,0.08);
}

.nav-item.active .nav-link {
    color: var(--white);
    background: var(--primary);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.nav-badge {
    margin-left: auto;
    background: var(--danger);
    color: var(--white);
    font-size: 10px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 12px;
    animation: badgePulse 2s infinite;
}

/* ---- Main Content ---- */
.main-content {
    margin-left: var(--sidebar-width);
    margin-top: var(--topbar-height);
    padding: 24px;
    min-height: calc(100vh - var(--topbar-height));
    transition: var(--transition);
}

/* ---- Page Header ---- */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.page-header h1 {
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.5px;
}

.page-header .breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--gray-500);
}

.page-header .breadcrumb a {
    color: var(--primary);
}

.page-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* ---- Cards ---- */
.card {
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    padding: 18px 22px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-800);
}

.card-body {
    padding: 22px;
}

.card-footer {
    padding: 14px 22px;
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
    border-radius: 0 0 var(--radius) var(--radius);
}

/* ---- Stat Cards ---- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 22px;
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 18px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    border-radius: 4px 0 0 4px;
}

.stat-card.blue::before { background: var(--primary); }
.stat-card.cyan::before { background: var(--accent); }
.stat-card.green::before { background: var(--success); }
.stat-card.yellow::before { background: var(--warning); }
.stat-card.red::before { background: var(--danger); }
.stat-card.purple::before { background: var(--info); }

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.stat-card.blue .stat-icon { background: var(--primary-light); color: var(--primary); }
.stat-card.cyan .stat-icon { background: var(--accent-light); color: var(--accent); }
.stat-card.green .stat-icon { background: var(--success-light); color: var(--success); }
.stat-card.yellow .stat-icon { background: var(--warning-light); color: var(--warning); }
.stat-card.red .stat-icon { background: var(--danger-light); color: var(--danger); }
.stat-card.purple .stat-icon { background: var(--info-light); color: var(--info); }

.stat-info h4 {
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.stat-info .value {
    font-size: 28px;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -1px;
    line-height: 1;
}

.stat-info .change {
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 4px;
}

/* ---- Tables ---- */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius);
}

table {
    width: 100%;
    border-collapse: collapse;
}

table thead {
    background: var(--gray-50);
}

table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-600);
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
}

table td {
    padding: 12px 16px;
    font-size: 13.5px;
    color: var(--gray-700);
    border-bottom: 1px solid var(--gray-100);
    vertical-align: middle;
}

table tbody tr {
    transition: var(--transition);
}

table tbody tr:hover {
    background: var(--gray-50);
}

/* ---- Badges ---- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    white-space: nowrap;
}

.badge-success { background: var(--success-light); color: #065f46; }
.badge-warning { background: var(--warning-light); color: #92400e; }
.badge-danger { background: var(--danger-light); color: #991b1b; }
.badge-info { background: var(--info-light); color: #3730a3; }
.badge-primary { background: var(--primary-light); color: #1e40af; }
.badge-secondary { background: var(--gray-200); color: var(--gray-700); }
.badge-dark { background: var(--gray-800); color: var(--gray-200); }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); color: var(--white); }
.btn-success { background: var(--success); color: var(--white); }
.btn-success:hover { background: #059669; color: var(--white); }
.btn-warning { background: var(--warning); color: var(--white); }
.btn-warning:hover { background: #d97706; color: var(--white); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-danger:hover { background: #dc2626; color: var(--white); }
.btn-info { background: var(--info); color: var(--white); }
.btn-info:hover { background: #4f46e5; color: var(--white); }
.btn-secondary { background: var(--gray-200); color: var(--gray-700); }
.btn-secondary:hover { background: var(--gray-300); color: var(--gray-800); }

.btn-outline { background: transparent; border: 1.5px solid var(--gray-300); color: var(--gray-700); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

.btn-sm { padding: 6px 12px; font-size: 12px; border-radius: var(--radius-xs); }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-icon { width: 36px; height: 36px; padding: 0; justify-content: center; border-radius: var(--radius-sm); }
.btn-icon.btn-sm { width: 30px; height: 30px; }

.action-btns {
    display: flex;
    gap: 6px;
}

/* ---- Forms ---- */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group label .required {
    color: var(--danger);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: var(--font);
    color: var(--gray-800);
    background: var(--white);
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-light);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2364748b'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 20px;
    padding-right: 36px;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-section {
    margin-bottom: 30px;
}

.form-section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-800);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-light);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-section-title i {
    color: var(--primary);
}

/* ---- Alerts ---- */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    position: relative;
    animation: alertSlideIn 0.3s ease-out;
}

@keyframes alertSlideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.alert-success { background: var(--success-light); color: #065f46; border-left: 4px solid var(--success); }
.alert-danger { background: var(--danger-light); color: #991b1b; border-left: 4px solid var(--danger); }
.alert-warning { background: var(--warning-light); color: #92400e; border-left: 4px solid var(--warning); }
.alert-info { background: var(--info-light); color: #3730a3; border-left: 4px solid var(--info); }

.alert-close {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
    opacity: 0.6;
    font-size: 14px;
}

.alert-close:hover { opacity: 1; }

/* ---- Medication Alert Card ---- */
.med-alert-card {
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    padding: 18px 22px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.med-alert-card.urgente {
    border-left: 4px solid var(--danger);
    animation: urgentPulse 3s infinite;
}

.med-alert-card.proxima {
    border-left: 4px solid var(--warning);
}

.med-alert-card.normal {
    border-left: 4px solid var(--primary);
}

@keyframes urgentPulse {
    0%, 100% { background: var(--white); }
    50% { background: #fff5f5; }
}

.med-alert-time {
    font-size: 20px;
    font-weight: 800;
    color: var(--gray-900);
    min-width: 70px;
    text-align: center;
}

.med-alert-info {
    flex: 1;
}

.med-alert-info .med-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--gray-800);
}

.med-alert-info .patient-name {
    font-size: 13px;
    color: var(--gray-600);
    margin-top: 2px;
}

.med-alert-info .details {
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 4px;
}

.med-alert-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

/* ---- Tabs ---- */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: 24px;
    gap: 4px;
    overflow-x: auto;
}

.tab {
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-500);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: var(--transition);
    white-space: nowrap;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
    font-family: var(--font);
}

.tab:hover { color: var(--primary); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ---- Filters ---- */
.filters-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    align-items: center;
}

.filters-bar .form-control {
    width: auto;
    min-width: 180px;
}

.filters-bar .search-input {
    flex: 1;
    min-width: 200px;
}

/* ---- Pagination ---- */
.paginacion {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.paginacion ul {
    display: flex;
    list-style: none;
    gap: 4px;
}

.paginacion li {
    cursor: pointer;
}

.paginacion li a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-600);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.paginacion li a:hover { background: var(--primary-light); border-color: var(--primary); color: var(--primary); }
.paginacion li.active a { background: var(--primary); color: var(--white); border-color: var(--primary); }
.paginacion li.dots { display: flex; align-items: center; color: var(--gray-400); padding: 0 6px; }

/* ---- Modals ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.show {
    display: flex;
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background: var(--white);
    border-radius: var(--radius);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: modalSlideUp 0.3s ease-out;
}

@keyframes modalSlideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray-400);
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover { background: var(--gray-100); color: var(--gray-600); }

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* ---- Empty State ---- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-400);
}

.empty-state i {
    font-size: 56px;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 18px;
    color: var(--gray-600);
    margin-bottom: 8px;
}

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

/* ---- Grid Layouts ---- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ---- Utilities ---- */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--gray-500); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-primary { color: var(--primary); }
.fw-bold { font-weight: 700; }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }

/* ---- Room Map ---- */
.room-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
}

.room-card {
    background: var(--white);
    border-radius: var(--radius);
    border: 1.5px solid var(--gray-200);
    padding: 18px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.room-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.room-card.disponible { border-color: var(--success); }
.room-card.ocupada { border-color: var(--danger); }
.room-card.mantenimiento { border-color: var(--warning); }

.room-card .room-number {
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-800);
}

.room-card .room-type {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: 4px;
}

/* ---- Timeline ---- */
.timeline {
    position: relative;
    padding-left: 28px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-200);
}

.timeline-item {
    position: relative;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-100);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -24px;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary);
    border: 2px solid var(--white);
    box-shadow: var(--shadow-sm);
}

.timeline-item.completed::before { background: var(--success); }
.timeline-item.pending::before { background: var(--warning); }
.timeline-item.missed::before { background: var(--danger); }

/* ---- Detail View ---- */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.detail-item {
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
}

.detail-item .label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--gray-500);
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.detail-item .value {
    font-size: 14px;
    color: var(--gray-800);
    font-weight: 500;
}

/* ---- Sidebar collapsed ---- */
.sidebar-collapsed .sidebar {
    width: var(--sidebar-collapsed);
}

.sidebar-collapsed .sidebar .nav-link span,
.sidebar-collapsed .sidebar .nav-badge {
    display: none;
}

.sidebar-collapsed .main-content {
    margin-left: var(--sidebar-collapsed);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .topbar-center { display: none; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .datetime-display { display: none !important; }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        z-index: 1100;
    }

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

    .main-content {
        margin-left: 0;
    }

    .sidebar-collapsed .main-content {
        margin-left: 0;
    }

    .stats-grid { grid-template-columns: 1fr; }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    
    .page-header { flex-direction: column; align-items: flex-start; }
    
    .user-info { display: none; }
    
    .topbar {
        padding: 0 12px;
    }

    .med-alert-card {
        flex-direction: column;
        text-align: center;
    }

    .med-alert-actions {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .main-content { padding: 16px; }
    .card-body { padding: 16px; }
    .card-header { padding: 14px 16px; }
    
    table th, table td { padding: 8px 10px; font-size: 12px; }
}

/* ---- Room Grid ---- */
.room-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}

.room-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.room-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.room-card.disponible { border-color: var(--success); }
.room-card.ocupada { border-color: var(--primary); background: var(--primary-light); }
.room-card.mantenimiento { border-color: var(--warning); background: var(--warning-light); }
.room-card.reservada { border-color: var(--info); background: var(--info-light); }

.room-number {
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-800);
}

.room-type {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: 4px;
}

/* ---- Medication Alert Cards ---- */
.med-alert-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 18px;
    border-radius: var(--radius);
    border-left: 4px solid var(--gray-300);
    background: var(--white);
    margin-bottom: 10px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.med-alert-card:hover { box-shadow: var(--shadow-md); }

.med-alert-card.normal { border-left-color: var(--primary); }
.med-alert-card.proxima { border-left-color: var(--warning); background: var(--warning-light); }
.med-alert-card.urgente { border-left-color: var(--danger); background: var(--danger-light); animation: urgentPulse 1.5s infinite; }

@keyframes urgentPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.2); }
    50% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
}

.med-alert-time {
    font-size: 22px;
    font-weight: 800;
    color: var(--gray-800);
    min-width: 60px;
    text-align: center;
}

.med-alert-info {
    flex: 1;
}

.med-alert-info .med-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--gray-800);
}

.med-alert-info .patient-name {
    font-size: 13px;
    color: var(--gray-600);
    margin-top: 2px;
}

.med-alert-info .details {
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 4px;
}

.med-alert-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

/* ---- Filters Bar ---- */
.filters-bar {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.filters-bar .form-control {
    max-width: 220px;
}

.search-input {
    min-width: 200px;
}

/* ---- Form Sections ---- */
.form-section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-800);
    padding-bottom: 8px;
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: 12px;
}

.form-section-title i {
    margin-right: 8px;
    color: var(--primary);
}

/* ---- Action Buttons Group ---- */
.action-btns {
    display: flex;
    gap: 4px;
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ---- Utilities ---- */
.d-flex { display: flex; }
.gap-1 { gap: 8px; }
.mt-3 { margin-top: 16px; }
.mb-3 { margin-bottom: 16px; }
.text-center { text-align: center; }
.text-muted { color: var(--gray-500); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.required { color: var(--danger); }

/* ---- Confirm Delete ---- */
.confirm-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.confirm-box {
    background: var(--white);
    border-radius: var(--radius);
    padding: 28px;
    text-align: center;
    box-shadow: var(--shadow-xl);
    max-width: 400px;
}

/* ---- Print ---- */
@media print {
    .sidebar, .topbar, .sidebar-toggle, .btn, .filters-bar { display: none !important; }
    .main-content { margin: 0; padding: 0; }
    body { background: white; }
}