/* =========================================
    VARIABLES Y BASE
    ========================================= */
:root {
    --bg-color: #fcfbfa; --bg-gradient: linear-gradient(180deg, #f2f5f1 0%, #fcfbfa 15%);
    --dark-green: #1f3b2b; --light-green-bg: #e6f0e9;
    --text-dark: #1a1a1a; --text-gray: #7a7a7a; --border-color: #ebebeb;
    --card-bg: #ffffff; --accent-color: #f0a500;
    --font-heading: 'Fraunces', serif; --font-body: 'Inter', sans-serif;
    --fs-title-lg: 26px; --fs-name: 30px; --fs-base: 14px; --fs-small: 12px; --fs-btn: 14px;
}

.text-sm { --fs-title-lg: 22px; --fs-name: 26px; --fs-base: 12px; --fs-small: 10px; --fs-btn: 12px; }
.text-lg { --fs-title-lg: 30px; --fs-name: 36px; --fs-base: 16px; --fs-small: 14px; --fs-btn: 16px; }

* { box-sizing: border-box; margin: 0; padding: 0; }
body { background-color: #e5e5e5; color: var(--text-dark); display: flex; justify-content: center; font-family: var(--font-body); -webkit-font-smoothing: antialiased; font-size: var(--fs-base); }

#app-container { width: 100%; max-width: 480px; height: 100vh; background: var(--bg-gradient); background-color: var(--bg-color); position: relative; box-shadow: 0 10px 40px rgba(0,0,0,0.1); display: flex; flex-direction: column; overflow-x: hidden; overflow-y: auto; transition: all 0.3s ease; scroll-behavior: smooth;}
h1, h2, .logo-area, .pet-name, .modal-title { font-family: var(--font-heading); }

/* HEADER */
header { display: flex; justify-content: space-between; align-items: center; padding: 15px 20px; z-index: 10; flex-shrink: 0;}
.logo-area { display: flex; align-items: center; gap: 8px; font-weight: 900; font-size: 22px; cursor: pointer; }
.logo-icon { font-size: 24px; display: flex; align-items: center; justify-content: center; transition: 0.2s;}
.logo-area:active .logo-icon { transform: scale(0.9); }

.header-actions { display: flex; align-items: center; gap: 10px; }
.btn-entrar { padding: 8px 16px; border: 1px solid var(--border-color); border-radius: 20px; background: white; font-weight: 600; font-size: var(--fs-small); cursor: pointer; transition: 0.2s; font-family: var(--font-body); }
.btn-entrar:active { transform: scale(0.95); }
.btn-menu { background: transparent; border: none; font-size: 24px; cursor: pointer; color: var(--dark-green); display: flex; align-items: center; padding: 5px; transition: 0.2s;}
.btn-menu:active { transform: scale(0.9); }

/* VISTAS Y BOTONES GLOBALES */
.view { display: none; flex-direction: column; flex: 1; padding: 0 20px 20px 20px; opacity: 0; }
.view.active { display: flex; animation: smoothReveal 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
@keyframes smoothReveal { 0% { opacity: 0; transform: translateY(15px); } 100% { opacity: 1; transform: translateY(0); } }

.step-title, .slide-title, .modal-title { font-size: var(--fs-title-lg); }
.step-desc, .slide-desc { font-size: var(--fs-base); }
input, select, .btn-full, .btn-solid, .chip, .action-text h4, .upload-text { font-size: var(--fs-btn); }
.slide-subtitle, .step-indicator, .upload-subtext, .action-text p { font-size: var(--fs-small); }

.btn-full { width: 100%; background-color: var(--dark-green); color: white; border: none; padding: 16px; border-radius: 14px; font-weight: 600; cursor: pointer; font-family: var(--font-body); transition: transform 0.15s; margin-top: auto;}
.btn-full:active:not(:disabled) { transform: scale(0.98); }
.btn-full:disabled { background-color: #d1d5db; cursor: not-allowed; opacity: 0.7; }
.btn-solid { background-color: var(--dark-green); color: white; border: none; padding: 14px 24px; border-radius: 12px; font-weight: 600; cursor: pointer; display: flex; justify-content: center; align-items: center; gap: 8px; font-family: var(--font-body); transition: transform 0.15s; }
.btn-solid:active { transform: scale(0.96); }

/* TOAST NOTIFICATIONS */
#toast-container { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); z-index: 9999; display: flex; flex-direction: column; gap: 10px; pointer-events: none; }
.toast { background: rgba(31, 59, 43, 0.95); color: white; padding: 12px 24px; border-radius: 30px; font-weight: 600; font-size: 13px; box-shadow: 0 4px 15px rgba(0,0,0,0.2); backdrop-filter: blur(5px); opacity: 0; transform: translateY(20px); transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); white-space: nowrap; }
.toast.show { opacity: 1; transform: translateY(0); }

/* CARRUSEL ONBOARDING */
.carousel-slide { display: none; flex-direction: column; align-items: center; text-align: center; flex: 1; justify-content: center; padding-bottom: 80px; }
.carousel-slide.active { display: flex; animation: smoothReveal 0.4s ease forwards; }
.circle-icon { width: 140px; height: 140px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 30px; font-size: 60px; }
#slide-1 .circle-icon { background: linear-gradient(135deg, #d8eadc, #f2f7f3); }
#slide-2 .circle-icon { background: linear-gradient(135deg, #fdf0d5, #fffcf5); }
#slide-3 .circle-icon { background: linear-gradient(135deg, #dce5f9, #f4f7fc); }
.slide-subtitle { font-weight: 700; letter-spacing: 1.5px; color: var(--text-gray); text-transform: uppercase; margin-bottom: 12px; }
.slide-title { font-weight: 800; margin-bottom: 12px; color: var(--dark-green); line-height: 1.1; }
.slide-desc { color: var(--text-gray); line-height: 1.5; }
.bottom-nav { position: absolute; bottom: 0; left: 0; right: 0; padding: 20px; display: flex; justify-content: space-between; align-items: center; background: linear-gradient(0deg, var(--bg-color) 80%, rgba(252,251,250,0) 100%); }
.btn-text { background: none; border: none; color: var(--text-gray); font-weight: 600; cursor: pointer; padding: 10px; font-size: var(--fs-base); }
.dots { display: flex; gap: 6px; position: absolute; bottom: 90px; left: 50%; transform: translateX(-50%); }
.dot { width: 6px; height: 6px; border-radius: 50%; background-color: #d1d5db; }
.dot.active { background-color: var(--dark-green); width: 20px; border-radius: 3px; }

/* FORMULARIO PASO A PASO */
.progress-bars { display: flex; gap: 6px; margin-bottom: 25px; }
.progress-bar { flex: 1; height: 4px; background-color: var(--border-color); border-radius: 2px; }
.progress-bar.active { background-color: var(--dark-green); }
.form-step { display: none; flex-direction: column; flex: 1; }
.form-step.active { display: flex; animation: slideInRight 0.4s forwards; }
@keyframes slideInRight { 0% { opacity: 0; transform: translateX(30px); } 100% { opacity: 1; transform: translateX(0); } }
.step-indicator { font-weight: 700; letter-spacing: 1px; color: var(--text-gray); margin-bottom: 10px; }
.step-title { font-weight: 800; margin-bottom: 10px; color: var(--text-dark); }
.step-desc { color: var(--text-gray); margin-bottom: 25px; line-height: 1.5; }

input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="date"], input[type="time"], select { width: 100%; padding: 14px; border: 1px solid var(--border-color); border-radius: 12px; background-color: white; outline: none; transition: all 0.2s; font-family: var(--font-body); }
input:focus, select:focus { border-color: var(--dark-green); box-shadow: 0 4px 15px rgba(31, 59, 43, 0.08); }

.pet-type-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 15px; }
.type-btn { background-color: white; border: 2px solid transparent; border-radius: 14px; padding: 25px 10px; display: flex; flex-direction: column; align-items: center; gap: 10px; cursor: pointer; box-shadow: 0 2px 10px rgba(0,0,0,0.03); }
.type-btn.selected { border-color: var(--dark-green); background-color: var(--light-green-bg); }
.type-icon { font-size: 40px; }
.type-label { font-weight: 600; font-size: var(--fs-base); }

.btn-link { background: none; border: none; color: var(--text-gray); font-weight: 600; cursor: pointer; width: 100%; font-size: var(--fs-base); margin-top: 5px; padding: 10px; }

#other-animals-grid { display: none; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin-bottom: 15px; }
.small-type-btn { background-color: white; border: 2px solid transparent; border-radius: 12px; padding: 15px 5px; display: flex; flex-direction: column; align-items: center; gap: 5px; cursor: pointer; }
.small-type-btn.selected { border-color: var(--dark-green); background-color: var(--light-green-bg); }
.small-type-icon { font-size: 24px; }
.small-type-label { font-weight: 600; }

.date-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.checkbox-container { display: flex; align-items: center; gap: 10px; background-color: #fffaf0; padding: 15px; border-radius: 12px; border: 1px solid #fcebb6; cursor: pointer; margin-top: 10px; }
.checkbox-container input { width: 18px; height: 18px; accent-color: var(--accent-color); cursor: pointer; }
.checkbox-container label { font-weight: 600; color: #8a6200; width: 100%; cursor: pointer;}

.upload-box { border: 2px dashed #d1d5db; border-radius: 14px; padding: 40px 20px; text-align: center; cursor: pointer; background-color: rgba(255,255,255,0.5); margin-bottom: 15px; transition: 0.2s;}
.upload-box:active { transform: scale(0.98); background: var(--light-green-bg); border-color: var(--dark-green);}
.upload-icon { font-size: 40px; margin-bottom: 10px; opacity: 0.5; }
.upload-text { font-weight: 600; margin-bottom: 5px; }
.upload-subtext { color: var(--text-gray); }

/* DASHBOARD Y PERFIL ENVOLVENTE */
#view-dashboard { padding-top: 0; position: relative; }

.profile-card { position: relative; background: linear-gradient(135deg, #e4efe7, #f6f0e4); border-radius: 24px; padding: 20px; margin-top: 10px; display: flex; flex-direction: column; align-items: center; box-shadow: 0 8px 20px rgba(0,0,0,0.04); border: 1px solid rgba(255,255,255,0.5); transition: transform 0.2s; overflow: hidden; background-size: cover; background-position: center;}
.profile-card-overlay { position: absolute; top:0; left:0; right:0; bottom:0; background: rgba(255,255,255,0.5); z-index: 1; display: none; backdrop-filter: blur(2px);}

.cover-hint-icon { position: absolute; top: 15px; left: 15px; background: rgba(255,255,255,0.8); padding: 6px 12px; border-radius: 20px; font-size: 12px; font-weight: 700; color: var(--dark-green); backdrop-filter: blur(5px); z-index: 4; cursor: pointer; transition: 0.2s;}
.cover-hint-icon:active { transform: scale(0.95); }
.top-btn-group { position: absolute; top: 15px; right: 15px; display: flex; gap: 8px; z-index: 4; }
.btn-icon-top { width: 34px; height: 34px; background: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; border: none; cursor: pointer; box-shadow: 0 2px 8px rgba(0,0,0,0.08); transition: transform 0.2s; }
.btn-icon-top:active { transform: scale(0.9); }

.avatar-container { width: 95px; height: 95px; background: linear-gradient(135deg, #fcebb6, #fcdada); border-radius: 50%; margin-bottom: 12px; display: flex; align-items: center; justify-content: center; font-size: 45px; border: 4px solid white; box-shadow: 0 4px 15px rgba(0,0,0,0.08); position: relative; z-index: 2; margin-top: 20px; cursor: pointer; overflow: hidden; background-size: cover; background-position: center; transition: 0.2s;}
.avatar-container:active { transform: scale(0.95); }

.pet-name-group { display: flex; align-items: center; gap: 8px; position: relative; z-index: 2; cursor: pointer; padding: 4px 10px; border-radius: 12px; transition: 0.2s; }
.pet-name-group:hover { background: rgba(255,255,255,0.7); }
.pet-name { font-size: var(--fs-name); font-weight: 900; color: var(--dark-green); margin-bottom: 0;}
.pet-selector-icon { font-size: 14px; color: var(--dark-green); opacity: 0.7; }

.pet-type { color: #3b5042; font-weight: 700; margin-bottom: 12px; position: relative; z-index: 2; font-size: 13px;}
.age-badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,0.95); padding: 6px 14px; border-radius: 20px; font-weight: 700; color: var(--dark-green); box-shadow: 0 2px 8px rgba(0,0,0,0.05); position: relative; z-index: 2;}
.medical-alert { background: #fef2f2; border: 1px solid #fecaca; color: #dc2626; padding: 6px 14px; border-radius: 20px; font-size: 12px; font-weight: 700; display: inline-flex; align-items: center; gap: 6px; margin-top: 10px; position: relative; z-index: 2; box-shadow: 0 2px 5px rgba(220, 38, 38, 0.1); cursor: pointer; transition: 0.2s; } 
.medical-alert:active { transform: scale(0.98); }

/* BANNER RECORDATORIO NUEVO EVENTO */
.alert-banner { background-color: #f8fafc; border: 1px solid #e2e8f0; border-radius: 14px; padding: 12px 16px; margin-top: 15px; display: flex; align-items: center; gap: 14px; cursor: pointer; transition: 0.2s; box-shadow: 0 2px 8px rgba(0,0,0,0.02); }
.alert-banner:active { transform: scale(0.98); background: #f1f5f9; }
.alert-icon { font-size: 22px; }
.alert-text-content { flex: 1; }
.alert-title { font-size: 13px; font-weight: 700; color: #334155; margin-bottom: 2px; }
.alert-desc { font-size: 12px; color: #64748b; font-weight: 500;}
.alert-arrow { color: #334155; font-weight: bold; font-size: 18px; }

/* TARJETA DE TRATAMIENTO */
.treatment-card { background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 16px; padding: 15px; margin-top: 15px; transition: 0.2s; }

/* FICHA RÁPIDA DE SALUD */
.health-summary { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; margin-top: 15px; }
.health-summary-item { background: white; padding: 12px 5px; border-radius: 14px; border: 1px solid var(--border-color); text-align: center; cursor: pointer; transition: 0.2s; box-shadow: 0 2px 5px rgba(0,0,0,0.01);}
.health-summary-item:active { transform: scale(0.95); border-color: var(--dark-green); }
.hs-icon { font-size: 20px; margin-bottom: 4px; display: block;}
.hs-title { font-size: 10px; color: var(--text-gray); text-transform: uppercase; font-weight: 700; letter-spacing: 0.5px;}
.hs-value { font-size: 13px; color: var(--dark-green); font-weight: 700; margin-top: 2px;}

.bottom-actions { margin-top: 25px; display: flex; flex-direction: column; gap: 10px; }
.btn-secondary-group { display: flex; flex-direction: row; gap: 10px; width: 100%; }
.btn-outline { flex: 1; padding: 14px; background: white; border: 1px solid var(--border-color); border-radius: 12px; color: var(--text-dark); font-weight: 600; cursor: pointer; display: flex; justify-content: center; align-items: center; gap: 6px; font-family: var(--font-body); font-size: var(--fs-base); transition: 0.2s;}
.btn-outline:active { background: #f9f9f9; transform: scale(0.97); }

/* VISTAS DE NAVEGACIÓN (EMPTY STATES) */
.empty-state { text-align: center; padding: 40px 20px; color: var(--text-gray); margin-top: 20px;}
.empty-icon { font-size: 48px; margin-bottom: 15px; opacity: 0.5;}
.nav-header { display:flex; align-items:center; gap: 15px; margin-bottom: 10px; }
.btn-back { background:none; border:none; font-size:24px; cursor:pointer; color: var(--dark-green); padding: 5px; transition: 0.2s;}
.btn-back:active { transform: scale(0.9); }

/* Gráfico Esqueleto */
.chart-skeleton { background: white; border: 1px solid var(--border-color); border-radius: 16px; padding: 30px 20px; margin-top: 20px; display: flex; flex-direction: column; align-items: center; justify-content: center; height: 160px; position: relative; overflow: hidden; transition: 0.3s;}
.chart-line { position: absolute; bottom: 30%; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, #e2e8f0, transparent); }
.chart-dots { display: flex; justify-content: space-around; width: 100%; position: absolute; bottom: 28%; z-index: 2;}
.chart-dot { width: 10px; height: 10px; background: #cbd5e1; border-radius: 50%; }
.chart-message { z-index: 3; text-align: center; background: rgba(255,255,255,0.8); padding: 10px; border-radius: 10px;}

.weight-list-container { margin-top: 15px; display: flex; flex-direction: column; gap: 8px; }
.weight-item { background: white; padding: 12px 15px; border-radius: 12px; border: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; }

/* SIDEBAR (MENÚ HAMBURGUESA) */
.sidebar-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.4); z-index: 2000; opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.sidebar-overlay.active { opacity: 1; pointer-events: auto; }
.sidebar { position: fixed; top: 0; right: -320px; width: 320px; height: 100vh; background: white; z-index: 2001; transition: right 0.3s ease; padding: 30px 20px; box-shadow: -5px 0 20px rgba(0,0,0,0.1); display: flex; flex-direction: column; overflow-y: auto;}
.sidebar.active { right: 0; }
.sidebar-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 25px; }
.sidebar-header h3 { font-family: var(--font-heading); color: var(--dark-green); font-size: 22px; }
.btn-close { background: none; border: none; font-size: 26px; color: var(--text-gray); cursor: pointer; }

.sidebar-section { margin-bottom: 30px; }
.sidebar-section h4 { font-size: 11px; color: var(--text-gray); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; font-weight: 700;}

.cal-list { display: flex; flex-direction: column; gap: 12px; }
.cal-item { display: flex; background: white; border: 1px solid var(--border-color); border-radius: 12px; padding: 12px; gap: 15px; align-items: center;}
.cal-date { display: flex; flex-direction: column; align-items: center; min-width: 40px; }
.cal-date span { font-size: 11px; color: var(--text-gray); text-transform: uppercase; font-weight: 700; }
.cal-date strong { font-size: 18px; color: var(--text-dark); font-weight: 800; font-family: var(--font-heading);}
.cal-color { width: 4px; height: 35px; border-radius: 2px; }
.cal-details h5 { font-size: 14px; font-weight: 600; color: var(--text-dark); margin-bottom: 3px;}
.cal-details p { font-size: 12px; color: var(--text-gray); }

.font-controls { display: flex; gap: 10px; }
.btn-font { flex: 1; padding: 10px 0; border: 1px solid var(--border-color); border-radius: 8px; background: white; cursor: pointer; font-weight: 600; transition: 0.2s;}
.btn-font.active { background: var(--light-green-bg); border-color: var(--dark-green); color: var(--dark-green); }

.sidebar-nav { list-style: none; display: flex; flex-direction: column; gap: 5px; }
.sidebar-nav li a { display: flex; align-items: center; gap: 12px; padding: 12px; color: var(--text-dark); text-decoration: none; font-weight: 500; border-radius: 10px; transition: background 0.2s; font-size: 14px; }
.sidebar-nav li a:hover { background: #f5f5f5; }

/* MODALES (BOTTOM SHEETS) */
.modal-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.5); z-index: 1000; opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.modal-overlay.active { opacity: 1; pointer-events: auto; }

.bottom-sheet { position: fixed; left: 0; right: 0; bottom: 0; background: white; border-radius: 24px 24px 0 0; z-index: 1001; padding: 20px 24px 30px; transform: translateY(100%); transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); display: flex; flex-direction: column; max-height: 90vh; overflow-y: auto; box-shadow: 0 -5px 25px rgba(0,0,0,0.1); margin: 0 auto; max-width: 480px; }
.bottom-sheet.active { transform: translateY(0); }
.drag-handle { width: 40px; height: 4px; background: #e0e0e0; border-radius: 2px; margin: 0 auto 20px; }

.category-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 20px; }
.cat-btn { background: white; border: 1px solid var(--border-color); border-radius: 12px; padding: 12px 5px; cursor: pointer; transition: all 0.2s; font-family: var(--font-body); font-weight: 500; color: var(--text-dark); display: flex; flex-direction: column; align-items: center; gap: 5px; }
.cat-btn.active { background: var(--light-green-bg); border-color: var(--dark-green); }
.cat-icon { font-size: 20px; }
.modal-form { display: flex; flex-direction: column; gap: 12px; }
.input-group label { display: block; font-weight: 600; color: var(--text-gray); margin-bottom: 4px; font-size: var(--fs-small); }
.input-group input, .input-group select { width: 100%; padding: 14px; border: 1px solid var(--border-color); border-radius: 10px; outline: none; font-family: var(--font-body); }
.modal-footer { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 20px; }

.pet-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.pet-item { display: flex; align-items: center; gap: 15px; padding: 15px; border: 1px solid var(--border-color); border-radius: 16px; cursor: pointer; transition: 0.2s; background: white;}
.pet-item:active { transform: scale(0.98); }
.pet-item.active { border-color: var(--dark-green); background: var(--light-green-bg); }
.pet-item-avatar { width: 50px; height: 50px; background: linear-gradient(135deg, #fcebb6, #fcdada); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 24px; border: 2px solid white; box-shadow: 0 2px 8px rgba(0,0,0,0.05); background-size: cover; background-position: center;}
.pet-item-info { flex: 1; }
.pet-item-info h4 { font-family: var(--font-heading); font-size: 18px; color: var(--text-dark); margin-bottom: 2px;}
.pet-item-info p { font-size: 13px; color: var(--text-gray); }
.pet-item-check { color: var(--dark-green); font-weight: bold; font-size: 18px; display: none; }
.pet-item.active .pet-item-check { display: block; }

.simple-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px;}
.simple-list-item { padding: 14px 10px; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; cursor: pointer; transition: 0.2s;}
.simple-list-item:active { background: #f9f9f9; border-radius: 8px;}