:root {
    --kokoro-bg: #FFFFFF;
    --kokoro-green: #2E7D32;
    --kokoro-green-light: #E8F5E9;
    --kokoro-green-dark: #1B5E20;
    --kokoro-text: #1B1B1B;
    --kokoro-muted: #6B7280;
    --kokoro-border: #E0E0E0;
}

body.dark-theme {
    --kokoro-bg: #121212;
    --kokoro-green: #4CAF50;
    --kokoro-green-light: #1B3320;
    --kokoro-green-dark: #81C784;
    --kokoro-text: #F5F5F5;
    --kokoro-muted: #9CA3AF;
    --kokoro-border: #2A2A2A;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--kokoro-bg);
    color: var(--kokoro-text);
    height: 100vh;
    overflow: hidden;
    transition: background 0.3s ease, color 0.3s ease;
}

.app-shell {
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-width: 480px;
    margin: 0 auto;
    position: relative;
    background: var(--kokoro-bg);
}

/* ---- Header ---- */

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--kokoro-bg);
    border-bottom: 1px solid var(--kokoro-border);
    flex-shrink: 0;
}

.app-header .saludo {
    font-size: 15px;
    color: var(--kokoro-muted);
}

.app-header .saludo strong {
    display: block;
    font-size: 18px;
    color: var(--kokoro-text);
    font-weight: 700;
}

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

.icon-button {
    position: relative;
    background: var(--kokoro-green-light);
    border: none;
    border-radius: 50%;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    cursor: pointer;
}

.header-actions a.icon-button {
    text-decoration: none;
    color: inherit;
}

.badge-count {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #E65100;
    color: white;
    font-size: 10px;
    font-weight: 700;
    border-radius: 999px;
    padding: 1px 5px;
    min-width: 16px;
    text-align: center;
}

.help-button {
    background: var(--kokoro-green-light);
    color: var(--kokoro-green-dark);
    border: none;
    border-radius: 999px;
    padding: 10px 16px;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ---- Contenido principal ---- */

.app-content {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.tab-panel {
    display: none;
    height: 100%;
    width: 100%;
}

.tab-panel.active {
    display: block;
}

.stub-page {
    padding: 24px 20px;
    text-align: center;
    color: var(--kokoro-muted);
}

.stub-page h2 {
    color: var(--kokoro-green-dark);
}

/* ---- Navegación inferior ---- */

.bottom-nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 10px 0 14px;
    background: var(--kokoro-bg);
    border-top: 1px solid var(--kokoro-border);
    flex-shrink: 0;
}

.nav-item {
    background: none;
    border: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--kokoro-muted);
    font-size: 12px;
    cursor: pointer;
    padding: 4px 12px;
}

.nav-item .nav-icon {
    font-size: 22px;
}

.nav-item.active {
    color: var(--kokoro-green);
    font-weight: 700;
}

/* ---- Splash screen ---- */

.splash-screen {
    position: absolute;
    inset: 0;
    background: var(--kokoro-green-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 32px;
    text-align: center;
    z-index: 100;
    transition: opacity 0.4s ease, background 0.3s ease;
}

.splash-screen img {
    width: 160px;
    height: 160px;
    object-fit: contain;
    margin-bottom: 24px;
}

.splash-screen .splash-title {
    font-size: 22px;
    font-weight: 800;
    color: var(--kokoro-green-dark);
    margin-bottom: 12px;
}

.splash-screen .splash-disclaimer {
    font-size: 13px;
    color: var(--kokoro-muted);
    line-height: 1.5;
}

.splash-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

/* ---- Chat propio ---- */

.chat-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.chat-bubble {
    max-width: 78%;
    padding: 10px 14px;
    border-radius: 16px;
    font-size: 14px;
    line-height: 1.4;
    word-wrap: break-word;
}

.chat-bubble.user {
    align-self: flex-end;
    background: var(--kokoro-green);
    color: white;
    border-bottom-right-radius: 4px;
}

.chat-bubble.assistant {
    align-self: flex-start;
    background: var(--kokoro-green-light);
    color: var(--kokoro-text);
    border-bottom-left-radius: 4px;
}

.chat-typing {
    padding: 0 16px 8px;
    font-size: 12px;
    color: var(--kokoro-muted);
    font-style: italic;
}

.chat-input-bar {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    border-top: 1px solid var(--kokoro-border);
}

.chat-input-bar input {
    flex: 1;
    background: var(--kokoro-bg);
    color: var(--kokoro-text);
    border: 1px solid var(--kokoro-border);
    border-radius: 999px;
    padding: 10px 16px;
    font-size: 14px;
    outline: none;
}

.chat-input-bar input::placeholder {
    color: var(--kokoro-muted);
}

.chat-input-bar input:focus {
    border-color: var(--kokoro-green);
}

.chat-input-bar button {
    background: var(--kokoro-green);
    color: white;
    border: none;
    border-radius: 50%;
    width: 42px;
    height: 42px;
    font-size: 16px;
    cursor: pointer;
    flex-shrink: 0;
}

.chat-input-bar button:disabled {
    background: var(--kokoro-border);
    cursor: not-allowed;
}

/* ---- Autenticación ---- */

.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
    background: var(--kokoro-bg);
}

.auth-card {
    width: 100%;
    max-width: 360px;
    background: var(--kokoro-green-light);
    border-radius: 20px;
    padding: 32px 28px;
    text-align: center;
}

.auth-logo {
    width: 90px;
    height: 90px;
    object-fit: contain;
    margin-bottom: 16px;
}

.auth-title {
    font-size: 20px;
    color: var(--kokoro-green-dark);
    margin-bottom: 20px;
}

.auth-error {
    background: #4B1113;
    color: #FFB4B4;
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 13px;
    margin-bottom: 16px;
}

.auth-success {
    background: #123420;
    color: #7ED8A0;
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 13px;
    margin-bottom: 16px;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-align: left;
}

.auth-form label {
    font-size: 13px;
    color: var(--kokoro-muted);
    margin-top: 10px;
}

.auth-form input,
.auth-form textarea {
    background: var(--kokoro-bg);
    color: var(--kokoro-text);
    border: 1px solid var(--kokoro-border);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 14px;
    outline: none;
    font-family: inherit;
}

.auth-form textarea {
    resize: vertical;
}

.auth-form input:focus,
.auth-form textarea:focus {
    border-color: var(--kokoro-green);
}

.auth-button {
    margin-top: 20px;
    background: var(--kokoro-green);
    color: white;
    border: none;
    border-radius: 999px;
    padding: 12px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
}

.auth-footer {
    margin-top: 18px;
    font-size: 13px;
    color: var(--kokoro-muted);
}

.auth-footer a {
    color: var(--kokoro-green-dark);
    font-weight: 700;
    text-decoration: none;
}

/* ---- Onboarding (paginado, sin categorías visibles) ---- */

.onboarding-page {
    max-width: 560px;
    margin: 0 auto;
    padding: 32px 20px 100px;
}

.onboarding-header h1 {
    color: var(--kokoro-green-dark);
    font-size: 22px;
    margin-bottom: 8px;
}

.onboarding-header p {
    color: var(--kokoro-muted);
    font-size: 14px;
    line-height: 1.5;
}

.onboarding-progress {
    margin-top: 14px;
    font-size: 12px;
    color: var(--kokoro-green);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.onboarding-error {
    margin: 16px 0;
}

.onboarding-step {
    display: none;
}

.onboarding-step.active {
    display: block;
}

.onboarding-question {
    margin-top: 24px;
    padding: 18px;
    border: 1px solid var(--kokoro-border);
    border-radius: 14px;
}

.onboarding-question-text {
    font-size: 15px;
    margin-bottom: 12px;
}

.onboarding-step-error {
    margin-top: 14px;
    background: #4B1113;
    color: #FFB4B4;
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 13px;
}

.likert-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.likert-option {
    flex: 1;
    min-width: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    background: var(--kokoro-green-light);
    border-radius: 10px;
    padding: 8px 4px;
    cursor: pointer;
    text-align: center;
    border: 2px solid transparent;
}

.likert-option:has(input:checked) {
    border-color: var(--kokoro-green);
}

.likert-option input {
    margin: 0;
}

.likert-value {
    font-weight: 700;
    font-size: 15px;
    color: var(--kokoro-green-dark);
}

.likert-label {
    font-size: 10px;
    color: var(--kokoro-muted);
    line-height: 1.2;
}

.onboarding-nav {
    display: flex;
    gap: 12px;
    margin-top: 28px;
}

.onboarding-nav-button {
    flex: 1;
    background: var(--kokoro-green);
    color: white;
    border: none;
    border-radius: 999px;
    padding: 12px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
}

.onboarding-nav-button.secondary {
    background: transparent;
    border: 1px solid var(--kokoro-border);
    color: var(--kokoro-text);
}

.onboarding-nav-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ---- Secciones genéricas (Actividades / Sugeridos / Conectar) ---- */

.actividades-header h2 {
    color: var(--kokoro-green-dark);
    margin-bottom: 4px;
}

.actividades-subtexto {
    color: var(--kokoro-muted);
    font-size: 13px;
    margin-bottom: 20px;
}

.actividades-lista {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.actividades-seccion {
    margin-bottom: 28px;
}

.actividades-seccion-titulo {
    font-size: 15px;
    color: var(--kokoro-green-dark);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.actividades-seccion-vacio {
    font-size: 13px;
    color: var(--kokoro-muted);
    background: var(--kokoro-green-light);
    border-radius: 12px;
    padding: 14px;
    line-height: 1.4;
}

/* ---- Actividades (tarjetas de eventos) ---- */

.actividades-container {
    height: 100%;
    overflow-y: auto;
    padding: 20px;
}

.actividad-card {
    background: var(--kokoro-green-light);
    border-radius: 14px;
    padding: 16px;
}

.actividad-categoria {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    color: var(--kokoro-green-dark);
    margin-bottom: 8px;
}

.actividad-titulo {
    font-size: 15px;
    margin: 0 0 6px;
    color: var(--kokoro-text);
}

.actividad-descripcion {
    font-size: 13px;
    color: var(--kokoro-muted);
    line-height: 1.4;
    margin-bottom: 8px;
}

.actividad-fecha {
    font-size: 12px;
    color: var(--kokoro-green-dark);
    font-weight: 700;
    margin-bottom: 8px;
}

.actividad-link {
    font-size: 13px;
    color: var(--kokoro-green-dark);
    font-weight: 700;
    text-decoration: none;
}

/* ---- Mi Perfil ---- */

.perfil-container {
    height: 100%;
    overflow-y: auto;
    padding: 20px;
}

.perfil-fotos {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.perfil-foto-item {
    position: relative;
    width: 90px;
    height: 90px;
}

.perfil-foto-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
}

.perfil-foto-borrar {
    position: absolute;
    top: -6px;
    right: -6px;
    background: #B00020;
    color: white;
    border: none;
    border-radius: 50%;
    width: 22px;
    height: 22px;
    cursor: pointer;
    font-size: 12px;
}

#perfil-bio {
    width: 100%;
    margin-top: 8px;
}

/* ---- Sugeridos: tarjeta con carrusel de fotos de tamaño fijo ---- */

.sugeridos-container {
    height: 100%;
    overflow-y: auto;
    padding: 20px;
}

.sugerido-card {
    background: var(--kokoro-green-light);
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 14px;
}

.sugerido-fotos-carrusel {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sugerido-foto-carrusel {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.sugerido-foto-placeholder-grande {
    width: 100%;
    height: 180px;
    background: var(--kokoro-green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.sugerido-info {
    padding: 14px 16px;
}

.sugerido-bio {
    font-size: 13px;
    color: var(--kokoro-text);
    line-height: 1.4;
    margin-bottom: 8px;
    font-style: italic;
}

.btn-conectar {
    margin-top: 10px;
    width: 100%;
}

.btn-match {
    background: #FFD700 !important;
    color: #1B1B1B !important;
}

/* ---- Tarjeta chica de avatar (usada en Conectar → lista de matches) ---- */

.sugerido-foto {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.sugerido-foto-placeholder {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--kokoro-green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.sugerido-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px 0;
}

/* ---- Conectar: lista + chat privado ---- */

.conectar-container {
    height: 100%;
    overflow-y: auto;
    padding: 20px;
}

.conectar-match-item {
    cursor: pointer;
}

.conectar-chat-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--kokoro-border);
    margin-bottom: 10px;
}

#conectar-vista-chat {
    height: 100%;
    display: flex;
    flex-direction: column;
}

#conectar-vista-chat .chat-container {
    flex: 1;
}

/* ---- Botones Aceptar/Rechazar en Sugeridos ---- */

.sugerido-acciones {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.btn-decision {
    flex: 1;
    border: none;
    border-radius: 999px;
    padding: 12px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
}

.btn-rechazar {
    background: var(--kokoro-bg);
    border: 1.5px solid var(--kokoro-border);
    color: #E53935;
}

.btn-aceptar {
    background: var(--kokoro-green);
    color: white;
}

.btn-decision:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ---- Conectar: ítem de lista simple (sin recuadro grande) ---- */

.match-list-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 4px;
    border-bottom: 1px solid var(--kokoro-border);
    cursor: pointer;
}

.match-list-nombre {
    font-size: 15px;
    font-weight: 700;
    color: var(--kokoro-text);
}

/* ---- Panel de notificaciones ---- */

.notificaciones-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--kokoro-border);
}

.notificaciones-lista-completa {
    padding: 16px 20px;
    overflow-y: auto;
}

.notificacion-item {
    padding: 14px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.4;
    color: var(--kokoro-text);
    background: var(--kokoro-green-light);
    margin-bottom: 10px;
}

.notificacion-item.no-leida {
    border: 1.5px solid var(--kokoro-green);
    font-weight: 700;
}

/* ---- Menú de Mi Perfil (lista de accesos) ---- */

.perfil-menu-container {
    height: 100%;
    overflow-y: auto;
    padding: 20px;
}

.perfil-menu-item {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--kokoro-green-light);
    border: none;
    border-radius: 14px;
    padding: 16px 18px;
    margin-bottom: 12px;
    font-size: 15px;
    font-weight: 700;
    color: var(--kokoro-text);
    cursor: pointer;
    text-align: left;
}

.perfil-menu-flecha {
    color: var(--kokoro-muted);
    font-size: 18px;
}

/* ---- Controles genéricos: labels, selects, toggle ---- */

.control-label-block {
    display: block;
    font-size: 13px;
    color: var(--kokoro-muted);
    margin-top: 20px;
    margin-bottom: 6px;
}

.select-kokoro {
    width: 100%;
    background: var(--kokoro-bg);
    color: var(--kokoro-text);
    border: 1px solid var(--kokoro-border);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 14px;
    font-family: inherit;
}

.select-kokoro:focus {
    border-color: var(--kokoro-green);
    outline: none;
}

.toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 46px;
    height: 26px;
    flex-shrink: 0;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--kokoro-border);
    border-radius: 999px;
    transition: 0.2s;
}

.toggle-slider::before {
    content: "";
    position: absolute;
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: 0.2s;
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--kokoro-green);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(20px);
}

/* ---- Rango de edad (dos sliders superpuestos) ---- */

.rango-edad-valores {
    text-align: center;
    font-size: 16px;
    font-weight: 700;
    color: var(--kokoro-green-dark);
    margin-bottom: 10px;
}

.rango-edad-sliders {
    position: relative;
    height: 30px;
}

.rango-edad-sliders input[type="range"] {
    position: absolute;
    width: 100%;
    top: 10px;
    left: 0;
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    pointer-events: none;
}

.rango-edad-sliders input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    pointer-events: auto;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--kokoro-green);
    cursor: pointer;
    margin-top: -8px;
}

.rango-edad-sliders input[type="range"]::-moz-range-thumb {
    pointer-events: auto;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--kokoro-green);
    cursor: pointer;
    border: none;
}

.rango-edad-sliders input[type="range"]::-webkit-slider-runnable-track {
    height: 4px;
    background: var(--kokoro-border);
    border-radius: 999px;
}

/* ---- Teléfono ---- */

.telefono-row {
    display: flex;
    gap: 10px;
}

.telefono-row input {
    flex: 1;
    background: var(--kokoro-bg);
    color: var(--kokoro-text);
    border: 1px solid var(--kokoro-border);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 14px;
}

.telefono-btn-actualizar {
    margin-top: 0;
    width: auto;
    padding: 10px 20px;
    white-space: nowrap;
}

/* ---- Onboarding: paso de datos personales (género + nacimiento) ---- */

.onboarding-datos-block {
    margin-top: 24px;
    padding: 18px;
    border: 1px solid var(--kokoro-border);
    border-radius: 14px;
}

/* ---- Sugeridos: una tarjeta a la vez, botones fijos abajo ---- */

.sugeridos-container {
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 20px;
}

.sugeridos-tarjeta-unica {
    flex: 1;
    overflow-y: auto;
}

.sugerido-card-unica {
    margin-bottom: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.sugeridos-acciones-fijas {
    display: flex;
    gap: 16px;
    padding-top: 16px;
    flex-shrink: 0;
}

.sugeridos-acciones-fijas .btn-decision {
    margin-top: 0;
}