/* ==========================================================================
   Rutinas Kalyana · Base
   Tokens, reset y componentes compartidos (BEM).
   Concepto: dermocosmética premium. Superficies claras con tinte turquesa,
   turquesa Kalyana con degradados hacia un verde petróleo profundo, sombras suaves.
   ========================================================================== */

:root {
    /* Color */
    --color-marca: #00b4aa;
    --color-marca-fuerte: #008a83;
    --color-marca-profunda: #0b3b3f;
    --color-marca-suave: #e2f6f4;
    --color-fondo: #f1f6f6;
    --color-superficie: #ffffff;
    --color-superficie-alt: #f4f8f8;
    --color-texto: #0e2b2d;
    --color-texto-suave: #5d7778;
    --color-borde: #e0e9e9;
    --color-comision: #0d7a54;
    --color-comision-suave: #e2f5ec;
    --color-dorado: #b88a3e;
    --color-serie-1: #00a39a;
    --color-serie-2: #c47f1a;
    --color-dorado-suave: #f8efdf;
    --color-alerta: #b4560f;
    --color-alerta-suave: #fbeee2;
    --color-error: #b3261e;
    --color-error-suave: #fbe6e4;
    --color-sobre-marca: #ffffff;
    --color-sombra: rgba(14, 43, 45, 0.07);
    --color-velo: rgba(8, 28, 30, 0.5);
    --sombra-suave: 0 1px 2px rgba(14, 43, 45, 0.04), 0 8px 24px rgba(14, 43, 45, 0.06);
    --sombra-elevada: 0 2px 6px rgba(14, 43, 45, 0.06), 0 24px 56px rgba(14, 43, 45, 0.14);

    /* Tipografía */
    --fuente-display: 'Fraunces', Georgia, 'Times New Roman', serif;
    --fuente-texto: 'Plus Jakarta Sans', 'Segoe UI', system-ui, -apple-system, sans-serif;
    --fuente-datos: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

    --texto-xs: 0.75rem;
    --texto-sm: 0.875rem;
    --texto-base: 1rem;
    --texto-md: 1.125rem;
    --texto-lg: 1.375rem;
    --texto-xl: 1.75rem;
    --texto-2xl: 2.375rem;
    --texto-3xl: clamp(2rem, 4vw, 3rem);

    /* Espacio y forma */
    --espacio-1: 0.25rem;
    --espacio-2: 0.5rem;
    --espacio-3: 0.75rem;
    --espacio-4: 1rem;
    --espacio-5: 1.5rem;
    --espacio-6: 2rem;
    --espacio-7: 3rem;
    --espacio-8: 4.5rem;
    --radio-sm: 8px;
    --radio-md: 12px;
    --radio-lg: 20px;
    --radio-xl: 28px;
    --ancho-max: 1200px;
    --transicion: 180ms cubic-bezier(0.2, 0.7, 0.2, 1);

    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --color-marca: #2fd0c5;
        --color-marca-fuerte: #6fe3da;
        --color-marca-profunda: #0a2d30;
        --color-marca-suave: #113634;
        --color-fondo: #0a1514;
        --color-superficie: #12201f;
        --color-superficie-alt: #172927;
        --color-texto: #e4efee;
        --color-texto-suave: #93aeab;
        --color-borde: #233936;
        --color-comision: #6fd6a5;
        --color-comision-suave: #12301f;
        --color-dorado: #e2bd7a;
    --color-serie-1: #1fa79e;
    --color-serie-2: #bf832f;
        --color-serie-1: #1fa79e;
        --color-serie-2: #bf832f;
        --color-dorado-suave: #33291a;
        --color-alerta: #f0a35e;
        --color-alerta-suave: #3a2716;
        --color-error: #ff8a80;
        --color-error-suave: #3d1c1a;
        --color-sobre-marca: #ffffff;
        --color-sombra: rgba(0, 0, 0, 0.35);
        --color-velo: rgba(0, 0, 0, 0.65);
        --sombra-suave: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25);
        --sombra-elevada: 0 2px 6px rgba(0, 0, 0, 0.3), 0 24px 56px rgba(0, 0, 0, 0.45);
        color-scheme: dark;
    }
}

:root[data-theme="dark"] {
    --color-marca: #2fd0c5;
    --color-marca-fuerte: #6fe3da;
    --color-marca-profunda: #0a2d30;
    --color-marca-suave: #113634;
    --color-fondo: #0a1514;
    --color-superficie: #12201f;
    --color-superficie-alt: #172927;
    --color-texto: #e4efee;
    --color-texto-suave: #93aeab;
    --color-borde: #233936;
    --color-comision: #6fd6a5;
    --color-comision-suave: #12301f;
    --color-dorado: #e2bd7a;
    --color-dorado-suave: #33291a;
    --color-alerta: #f0a35e;
    --color-alerta-suave: #3a2716;
    --color-error: #ff8a80;
    --color-error-suave: #3d1c1a;
    --color-sobre-marca: #ffffff;
    --color-sombra: rgba(0, 0, 0, 0.35);
    --color-velo: rgba(0, 0, 0, 0.65);
    --sombra-suave: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.25);
    --sombra-elevada: 0 2px 6px rgba(0, 0, 0, 0.3), 0 24px 56px rgba(0, 0, 0, 0.45);
    color-scheme: dark;
}

/* --------------------------------------------------------------------------
   Reset
   -------------------------------------------------------------------------- */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--color-fondo);
    -webkit-font-smoothing: antialiased;
    color: var(--color-texto);
    font-family: var(--fuente-texto);
    font-size: var(--texto-base);
    line-height: 1.5;
}

img {
    display: block;
    max-width: 100%;
}

h1,
h2,
h3,
h4,
p {
    margin: 0;
}

h1,
h2,
h3 {
    text-wrap: balance;
}

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

a {
    color: var(--color-marca-fuerte);
}

[hidden] {
    display: none !important;
}

:focus-visible {
    outline: 2px solid var(--color-marca);
    outline-offset: 2px;
}

.visualmente-oculto {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition-duration: 0ms !important;
        animation-duration: 0ms !important;
    }
}

/* --------------------------------------------------------------------------
   Marca
   -------------------------------------------------------------------------- */

.brand {
    display: inline-flex;
    align-items: center;
    gap: var(--espacio-3);
    color: inherit;
    text-decoration: none;
}

.brand__logo {
    height: 32px;
    width: auto;
}

.brand__name {
    font-family: var(--fuente-display);
    font-size: var(--texto-lg);
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--color-marca);
    line-height: 1;
}

.brand__tag {
    padding-left: var(--espacio-3);
    border-left: 1px solid var(--color-borde);
    font-size: var(--texto-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-texto-suave);
}

/* --------------------------------------------------------------------------
   Barra superior
   -------------------------------------------------------------------------- */

body::before {
    content: "";
    position: fixed;
    inset: 0 0 auto;
    height: env(safe-area-inset-top, 0px);
    z-index: 30;
    background: var(--color-superficie);
}

.topbar {
    position: sticky;
    top: env(safe-area-inset-top, 0px);
    z-index: 20;
    background: color-mix(in srgb, var(--color-superficie) 82%, transparent);
    border-bottom: 1px solid var(--color-borde);
    -webkit-backdrop-filter: saturate(1.4) blur(16px);
    backdrop-filter: saturate(1.4) blur(16px);
}

.topbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--espacio-4);
    max-width: var(--ancho-max);
    margin: 0 auto;
    padding-block: var(--espacio-3);
    padding-left: max(16px, env(safe-area-inset-left, 0px));
    padding-right: max(16px, env(safe-area-inset-right, 0px));
}

.topbar__actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: var(--espacio-2);
}

/* --------------------------------------------------------------------------
   Botones
   -------------------------------------------------------------------------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--espacio-2);
    min-height: 40px;
    padding: 0 var(--espacio-4);
    border: 1px solid transparent;
    border-radius: var(--radio-md);
    background: var(--color-superficie-alt);
    color: var(--color-texto);
    font-size: var(--texto-sm);
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    transition: background var(--transicion), border-color var(--transicion), color var(--transicion), transform var(--transicion), filter var(--transicion);
}

.btn:hover {
    border-color: var(--color-borde);
}

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

.btn--primary {
    background: linear-gradient(135deg, var(--color-marca) 0%, var(--color-marca-fuerte) 100%);
    color: var(--color-sobre-marca);
    box-shadow: 0 8px 20px -8px rgba(0, 150, 142, 0.6);
}

.btn--primary:hover {
    border-color: transparent;
    filter: brightness(1.06);
    transform: translateY(-1px);
}

.btn--ghost {
    background: transparent;
    border-color: var(--color-borde);
}

.btn--ghost:hover {
    background: var(--color-superficie-alt);
}

.btn--danger {
    background: var(--color-error-suave);
    color: var(--color-error);
}

.btn--danger:hover {
    border-color: var(--color-error);
}

.btn--small {
    min-height: 32px;
    padding: 0 var(--espacio-3);
    font-size: var(--texto-xs);
}

.btn--icon {
    width: 36px;
    min-height: 36px;
    padding: 0;
}

.btn--block {
    width: 100%;
}

.btn__icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Campos de formulario
   -------------------------------------------------------------------------- */

.field {
    display: flex;
    flex-direction: column;
    gap: var(--espacio-1);
    min-width: 0;
}

.field__label {
    font-size: var(--texto-xs);
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-texto-suave);
}

.field__input {
    width: 100%;
    min-height: 40px;
    padding: var(--espacio-2) var(--espacio-3);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-md);
    background: var(--color-superficie);
    font-size: var(--texto-sm);
    transition: border-color var(--transicion), box-shadow var(--transicion);
}

.field__input:focus {
    outline: none;
    border-color: var(--color-marca);
    box-shadow: 0 0 0 3px var(--color-marca-suave);
}

.field__input--area {
    min-height: 80px;
    resize: vertical;
    line-height: 1.45;
}

.field__input--numero {
    font-family: var(--fuente-datos);
    font-variant-numeric: tabular-nums;
}

.field__hint {
    font-size: var(--texto-xs);
    color: var(--color-texto-suave);
}

.field__error {
    font-size: var(--texto-xs);
    color: var(--color-error);
}

/* --------------------------------------------------------------------------
   Chips, insignias y pastillas
   -------------------------------------------------------------------------- */

.chip {
    display: inline-flex;
    align-items: center;
    gap: var(--espacio-2);
    min-height: 34px;
    padding: 0 var(--espacio-3);
    border: 1px solid var(--color-borde);
    border-radius: 999px;
    background: var(--color-superficie);
    font-size: var(--texto-sm);
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transicion), border-color var(--transicion);
}

.chip:hover {
    border-color: var(--color-marca);
}

.chip--active {
    background: var(--color-marca-profunda);
    border-color: var(--color-marca-profunda);
    color: var(--color-sobre-marca);
}

.chip__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--chip-color, var(--color-marca));
}

.chip__count {
    font-family: var(--fuente-datos);
    font-size: var(--texto-xs);
    opacity: 0.7;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--espacio-1);
    padding: 2px var(--espacio-2);
    border-radius: var(--radio-sm);
    background: var(--color-superficie-alt);
    color: var(--color-texto-suave);
    font-size: var(--texto-xs);
    font-weight: 600;
    white-space: nowrap;
}

.badge--marca {
    background: var(--color-marca-suave);
    color: var(--color-marca-fuerte);
}

.badge--alerta {
    background: var(--color-alerta-suave);
    color: var(--color-alerta);
}

.badge--comision {
    background: var(--color-comision-suave);
    color: var(--color-comision);
}

.need-pill {
    display: inline-flex;
    align-items: center;
    gap: var(--espacio-2);
    font-size: var(--texto-xs);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-texto-suave);
}

.need-pill::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 3px;
    background: var(--need-color, var(--color-marca));
}

/* --------------------------------------------------------------------------
   Modal
   -------------------------------------------------------------------------- */

.modal {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: max(16px, env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px)) max(16px, env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px));
    background: var(--color-velo);
}

.modal__dialog {
    display: flex;
    flex-direction: column;
    width: min(760px, 100%);
    max-height: 100%;
    border-radius: var(--radio-xl);
    background: var(--color-superficie);
    box-shadow: var(--sombra-elevada);
    overflow: hidden;
}

.modal__dialog--small {
    width: min(440px, 100%);
}

.modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--espacio-3);
    padding: var(--espacio-4) var(--espacio-5);
    border-bottom: 1px solid var(--color-borde);
}

.modal__title {
    font-family: var(--fuente-display);
    font-size: var(--texto-lg);
    font-weight: 500;
}

.modal__body {
    padding: var(--espacio-5);
    overflow-y: auto;
}

.modal__footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: var(--espacio-2);
    padding: var(--espacio-4) var(--espacio-5);
    border-top: 1px solid var(--color-borde);
    background: var(--color-superficie-alt);
}

/* --------------------------------------------------------------------------
   Interruptor
   -------------------------------------------------------------------------- */

.switch {
    display: inline-flex;
    align-items: center;
    gap: var(--espacio-2);
    font-size: var(--texto-sm);
    cursor: pointer;
}

.switch__input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.switch__track {
    position: relative;
    width: 38px;
    height: 22px;
    border-radius: 999px;
    background: var(--color-borde);
    transition: background var(--transicion);
}

.switch__track::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-superficie);
    transition: transform var(--transicion);
}

.switch__input:checked + .switch__track {
    background: var(--color-marca);
}

.switch__input:checked + .switch__track::after {
    transform: translateX(16px);
}

.switch__input:focus-visible + .switch__track {
    outline: 2px solid var(--color-marca);
    outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   Avisos
   -------------------------------------------------------------------------- */

.toast-stack {
    position: fixed;
    right: max(16px, env(safe-area-inset-right, 0px));
    bottom: max(16px, env(safe-area-inset-bottom, 0px));
    z-index: 60;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--espacio-2);
    max-width: calc(100% - 32px);
}

.toast {
    padding: var(--espacio-3) var(--espacio-4);
    border-radius: var(--radio-md);
    background: var(--color-texto);
    color: var(--color-superficie);
    font-size: var(--texto-sm);
    font-weight: 500;
    box-shadow: 0 10px 30px var(--color-sombra);
    transition: opacity 400ms ease, transform 400ms ease;
}

.toast--exito {
    background: var(--color-comision);
}

.toast--error {
    background: var(--color-error);
}

.toast--saliendo {
    opacity: 0;
    transform: translateY(8px);
}

/* --------------------------------------------------------------------------
   Estado vacío y cargando
   -------------------------------------------------------------------------- */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--espacio-2);
    padding: var(--espacio-7) var(--espacio-4);
    text-align: center;
    color: var(--color-texto-suave);
}

.empty-state__title {
    font-family: var(--fuente-display);
    font-size: var(--texto-lg);
    font-weight: 500;
    color: var(--color-texto);
}

.loader {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--espacio-3);
    padding: var(--espacio-7);
    color: var(--color-texto-suave);
}

.loader::before {
    content: "";
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-borde);
    border-top-color: var(--color-marca);
    border-radius: 50%;
    animation: girar 800ms linear infinite;
}

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