/* ==========================================================================
   TESSER — LANDING
   Estetica de estado de cuenta: reglas finas, cifras tabulares,
   dorado reservado solo para dinero y acciones.
   ========================================================================== */

/* --------------------------------------------------------------------------
   TIPOGRAFIA AUTOALOJADA (sin CDN)
   -------------------------------------------------------------------------- */
@font-face {
    font-family: 'Plex Sans';
    src: url('fonts/IBMPlexSans-var.woff2') format('woff2');
    font-weight: 400 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Plex Mono';
    src: url('fonts/IBMPlexMono-500.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

/* --------------------------------------------------------------------------
   TOKENS
   -------------------------------------------------------------------------- */
:root {
    --gold: #F4B41A;
    --gold-deep: #d99e10;
    --bg: #F1F5F9;
    --surface: #FFFFFF;
    --ink: #0F172A;
    --ink-soft: #1C2941;
    --slate: #475569;
    --slate-mute: #64748B;
    --line: #E2E8F0;
    --line-dark: rgba(255, 255, 255, 0.14);
    --ok: #059669;
    --danger: #DC2626;

    --sans: 'Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --mono: 'Plex Mono', ui-monospace, 'Cascadia Mono', Menlo, Consolas, monospace;

    /* escala tipografica: 1.25 en movil, se abre en escritorio via clamp */
    --t-xs: 0.75rem;
    --t-sm: 0.875rem;
    --t-base: 1rem;
    --t-md: clamp(1.0625rem, 1rem + 0.35vw, 1.1875rem);
    --t-lg: clamp(1.25rem, 1.1rem + 0.7vw, 1.5rem);
    --t-xl: clamp(1.625rem, 1.35rem + 1.3vw, 2.25rem);
    --t-2xl: clamp(2.125rem, 1.6rem + 2.6vw, 3.5rem);

    --gap: 1.5rem;
    --pad-section: clamp(3.5rem, 8vw, 6.5rem);
    --radius: 4px;
}

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

* {
    margin: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: 5rem;
}

body {
    font-family: var(--sans);
    font-size: var(--t-base);
    line-height: 1.6;
    color: var(--ink);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
    line-height: 1.1;
    letter-spacing: -0.02em;
    font-weight: 600;
    text-wrap: balance;
}

p {
    text-wrap: pretty;
}

a {
    color: inherit;
}

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

ul,
ol {
    list-style: none;
    padding: 0;
}

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

:focus-visible {
    outline: 2px solid var(--ink);
    outline-offset: 3px;
    border-radius: 2px;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--ink);
    color: #fff;
    padding: 0.75rem 1rem;
    z-index: 99;
}

.skip-link:focus {
    left: 0;
}

.wrap {
    width: 100%;
    max-width: 1120px;
    margin-inline: auto;
    padding-inline: 1.25rem;
}

.wrap--narrow {
    max-width: 760px;
}

/* --------------------------------------------------------------------------
   BARRA SUPERIOR
   -------------------------------------------------------------------------- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(241, 245, 249, 0.92);
    border-bottom: 1px solid var(--line);
    backdrop-filter: saturate(180%) blur(6px);
}

.topbar__inner {
    max-width: 1120px;
    margin-inline: auto;
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--ink);
}

.brand__mark {
    color: var(--gold);
    flex: none;
}

.brand__name {
    font-weight: 600;
    font-size: 1.0625rem;
    letter-spacing: -0.01em;
}

.topbar__nav {
    display: none;
    margin-left: auto;
    gap: 1.5rem;
    font-size: var(--t-sm);
}

.topbar__nav a {
    color: var(--slate);
    text-decoration: none;
    padding-block: 0.25rem;
    border-bottom: 1px solid transparent;
}

.topbar__nav a:hover {
    color: var(--ink);
    border-bottom-color: var(--gold);
}

.topbar .btn {
    margin-left: auto;
}

.topbar__nav+.btn {
    margin-left: 0;
}

/* --------------------------------------------------------------------------
   BOTONES
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.375rem;
    font-size: var(--t-base);
    font-weight: 600;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.btn--gold {
    background: var(--gold);
    color: var(--ink);
}

.btn--gold:hover {
    background: var(--gold-deep);
}

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

.btn--ghost:hover {
    background: var(--ink);
    color: #fff;
}

.btn--sm {
    padding: 0.5rem 0.9rem;
    font-size: var(--t-sm);
    flex: none;
}

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

/* --------------------------------------------------------------------------
   PIEZAS COMUNES
   -------------------------------------------------------------------------- */
.eyebrow {
    font-family: var(--mono);
    font-size: var(--t-xs);
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--slate-mute);
    margin-bottom: 1rem;
}

.eyebrow--dark {
    color: var(--gold);
}

.section {
    padding-block: var(--pad-section);
}

.section--tint {
    background: var(--surface);
    border-block: 1px solid var(--line);
}

.shead {
    max-width: 40ch;
    margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.shead__title {
    font-size: var(--t-xl);
}

.shead__desc {
    margin-top: 1rem;
    color: var(--slate);
    font-size: var(--t-md);
    max-width: 60ch;
}

.shead--dark .shead__title {
    color: #fff;
}

.shead--dark .shead__desc {
    color: #94A3B8;
}

.lede {
    font-size: var(--t-md);
    color: var(--slate);
    max-width: 58ch;
}

/* --------------------------------------------------------------------------
   HERO
   -------------------------------------------------------------------------- */
.hero {
    padding-top: clamp(2.5rem, 7vw, 5rem);
    padding-bottom: var(--pad-section);
}

.hero__grid {
    display: grid;
    gap: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: clamp(3rem, 7vw, 5rem);
}

.hero__title {
    font-size: var(--t-2xl);
    font-weight: 600;
    margin-bottom: 1.25rem;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.hero__foot {
    margin-top: 1.75rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--line);
    font-size: var(--t-sm);
    color: var(--slate-mute);
    max-width: 46ch;
}

/* --------------------------------------------------------------------------
   RENGLON DE DEUDA (la pieza que recorre la pagina)
   -------------------------------------------------------------------------- */
.ledger {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.ledger__head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    padding-bottom: 0.75rem;
    margin-bottom: 0.25rem;
    border-bottom: 2px solid var(--ink);
    font-size: var(--t-xs);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.ledger__id {
    font-family: var(--mono);
    color: var(--slate-mute);
    letter-spacing: 0;
}

.ledger__row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    padding-block: 0.7rem;
    border-bottom: 1px solid var(--line);
}

.ledger__label {
    font-size: var(--t-sm);
    color: var(--slate-mute);
}

.ledger__value {
    font-size: var(--t-sm);
    font-weight: 600;
    text-align: right;
}

.ledger__money {
    font-family: var(--mono);
    font-size: var(--t-lg);
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}

.ledger__note {
    margin-top: 0.9rem;
    font-size: var(--t-xs);
    color: var(--slate-mute);
}

/* --------------------------------------------------------------------------
   BLOQUE DEL DINERO (la objecion que mata la venta)
   -------------------------------------------------------------------------- */
.money {
    background: var(--surface);
    border: 1px solid var(--line);
    border-top: 3px solid var(--gold);
    border-radius: var(--radius);
    padding: clamp(1.5rem, 4vw, 2.75rem);
    display: grid;
    gap: 1.5rem;
}

.money__title {
    font-size: var(--t-lg);
    line-height: 1.2;
}

.money__title em {
    font-style: normal;
    color: var(--slate-mute);
}

.money__body p {
    color: var(--slate);
    max-width: 62ch;
}

.money__list {
    margin-top: 1.25rem;
    display: grid;
    gap: 0.6rem;
    font-size: var(--t-sm);
}

.money__list li {
    padding-left: 1.5rem;
    position: relative;
    color: var(--ink);
}

.money__list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 0.55rem;
    height: 0.55rem;
    background: var(--gold);
}

/* --------------------------------------------------------------------------
   EL HILO DEL COBRO (seccion oscura, unica apuesta visual)
   -------------------------------------------------------------------------- */
.thread {
    background: var(--ink);
    color: #E2E8F0;
    padding-block: var(--pad-section);
}

.thread__grid {
    display: grid;
    gap: 2rem;
}

/* En celular el renglon se reduce a una barra fina: el saldo que cambia es lo
   unico que necesita estar a la vista mientras se leen los pasos. La ficha
   completa aparece hasta escritorio, donde sobra ancho. */
.thread__panel {
    position: sticky;
    top: 3.35rem;
    z-index: 2;
}

.ledger--live {
    background: var(--ink-soft);
    border-color: var(--line-dark);
    color: #fff;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.65rem 0.9rem;
}

.ledger--live .ledger__row {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    padding: 0;
    border: 0;
}

.ledger--live .ledger__head,
.ledger--live .ledger__row--cliente,
.ledger--live .ledger__note,
.ledger--live .sms {
    display: none;
}

.ledger--live .ledger__money {
    font-size: var(--t-md);
}

.ledger--live .ledger__head {
    border-bottom-color: var(--gold);
}

.ledger--live .ledger__label,
.ledger--live .ledger__id,
.ledger--live .ledger__note {
    color: #94A3B8;
}

.ledger--live .ledger__money {
    color: var(--gold);
    transition: color 0.3s ease;
}

/* al liquidarse, el saldo cambia de color: es el unico verde de la pagina */
.ledger--live[data-step="4"] .ledger__money,
.ledger--live[data-step="4"] #ledger-state {
    color: #34D399;
}

.sms {
    margin-top: 1rem;
    padding: 0.9rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--line-dark);
    border-radius: var(--radius);
}

@keyframes smsIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.sms__from {
    display: block;
    font-family: var(--mono);
    font-size: var(--t-xs);
    color: #94A3B8;
    margin-bottom: 0.4rem;
}

.sms__text {
    font-size: var(--t-sm);
    line-height: 1.5;
}

.sms__text strong {
    font-family: var(--mono);
    font-weight: 500;
    color: var(--gold);
}

.sms__link {
    color: #93C5FD;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.sms__meta {
    display: block;
    margin-top: 0.5rem;
    font-size: var(--t-xs);
    color: #94A3B8;
}

.ledger--live[data-step="4"] .sms {
    opacity: 0.5;
}

.ledger--live[data-step="4"] .sms__text {
    text-decoration: line-through;
    text-decoration-color: #64748B;
}

/* pasos */
.steps {
    display: grid;
    gap: 0;
}

.step {
    padding-block: clamp(1.75rem, 5vw, 2.5rem);
    border-top: 1px solid var(--line-dark);
    color: #94A3B8;
    transition: color 0.3s ease;
}

.step:first-child {
    border-top: 0;
}

.step.is-live {
    color: #CBD5E1;
}

.step__num {
    display: block;
    font-family: var(--mono);
    font-size: var(--t-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #64748B;
    margin-bottom: 0.6rem;
}

.step.is-live .step__num {
    color: var(--gold);
}

.step__title {
    font-size: var(--t-lg);
    color: #fff;
    margin-bottom: 0.75rem;
}

.step p {
    max-width: 60ch;
}

.step__caveat {
    margin-top: 0.9rem;
    font-size: var(--t-xs);
    color: #64748B;
}

/* --------------------------------------------------------------------------
   DUO: WHATSAPP ENTRANTE + BANDEJA
   -------------------------------------------------------------------------- */
.duo {
    display: grid;
    gap: 1.25rem;
}

.panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: clamp(1.25rem, 3.5vw, 2rem);
    display: grid;
    gap: 1rem;
    align-content: start;
}

.panel p {
    color: var(--slate);
    max-width: 58ch;
}

.panel__title {
    font-size: var(--t-lg);
}

.panel__caveat {
    font-size: var(--t-sm);
    padding-top: 1rem;
    border-top: 1px solid var(--line);
}

.panel--accent {
    background: var(--ink);
    border-color: var(--ink);
    color: #E2E8F0;
}

.panel--accent .panel__title {
    color: #fff;
}

.panel--accent p {
    color: #CBD5E1;
}

.panel__claim {
    font-size: var(--t-md);
    font-weight: 600;
    color: #fff !important;
}

/* --------------------------------------------------------------------------
   TARJETAS DE CARTERA
   -------------------------------------------------------------------------- */
.cards {
    display: grid;
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}

.card {
    background: var(--surface);
    padding: clamp(1.25rem, 3.5vw, 1.75rem);
    display: grid;
    gap: 0.75rem;
    align-content: start;
}

.card__title {
    font-size: var(--t-md);
}

.card p {
    color: var(--slate);
    font-size: var(--t-sm);
    max-width: 46ch;
}

.buckets {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.25rem;
}

.bucket {
    font-family: var(--mono);
    font-size: var(--t-xs);
    padding: 0.3rem 0.5rem;
    border: 1px solid var(--line);
    color: var(--slate);
}

.bucket--hot {
    border-color: var(--danger);
    color: var(--danger);
}

/* --------------------------------------------------------------------------
   FICHA DEL PRODUCTO
   -------------------------------------------------------------------------- */
.spec {
    display: grid;
    gap: 2.25rem;
}

.spec__head {
    font-family: var(--mono);
    font-size: var(--t-xs);
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--slate-mute);
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--ink);
    margin-bottom: 1rem;
}

.spec__list {
    display: grid;
    gap: 0.7rem;
    font-size: var(--t-sm);
}

.spec__list li {
    padding-left: 1.4rem;
    position: relative;
    color: var(--slate);
    line-height: 1.5;
}

.spec__list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 0.5rem;
    height: 2px;
    background: var(--gold);
}

.spec__soon {
    margin-top: 2.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--line);
    font-size: var(--t-sm);
    color: var(--slate-mute);
    max-width: 62ch;
}

/* --------------------------------------------------------------------------
   ALTA ACOMPAÑADA
   -------------------------------------------------------------------------- */
.onboard {
    display: grid;
    gap: 1px;
    background: var(--line);
    border-block: 1px solid var(--line);
}

.onboard__item {
    background: var(--bg);
    padding: 1.5rem 0;
    display: grid;
    gap: 0.4rem;
}

.onboard__num {
    font-family: var(--mono);
    font-size: var(--t-xs);
    color: var(--gold-deep);
    letter-spacing: 0.08em;
}

.onboard__item h3 {
    font-size: var(--t-md);
}

.onboard__item p {
    color: var(--slate);
    font-size: var(--t-sm);
    max-width: 52ch;
}

/* --------------------------------------------------------------------------
   PREGUNTAS
   -------------------------------------------------------------------------- */
.faq {
    border-top: 1px solid var(--line);
}

.faq__item {
    border-bottom: 1px solid var(--line);
}

.faq__item summary {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    padding: 1.25rem 0;
    font-size: var(--t-md);
    font-weight: 600;
    cursor: pointer;
    list-style: none;
}

.faq__item summary::-webkit-details-marker {
    display: none;
}

.faq__item summary::after {
    content: "+";
    font-family: var(--mono);
    font-weight: 500;
    color: var(--gold-deep);
    flex: none;
}

.faq__item[open] summary::after {
    content: "–";
}

.faq__body {
    padding-bottom: 1.25rem;
}

.faq__body p {
    color: var(--slate);
    max-width: 62ch;
}

/* --------------------------------------------------------------------------
   CIERRE Y FORMULARIO
   -------------------------------------------------------------------------- */
.close {
    background: var(--surface);
    border-top: 1px solid var(--line);
    padding-block: var(--pad-section);
}

.close__title {
    font-size: var(--t-xl);
    max-width: 20ch;
}

.close__desc {
    margin-top: 1rem;
    color: var(--slate);
    font-size: var(--t-md);
    max-width: 56ch;
}

.form {
    margin-top: 2.5rem;
    display: grid;
    gap: 1rem;
    max-width: 30rem;
}

.field {
    display: grid;
    gap: 0.35rem;
}

.field label {
    font-size: var(--t-sm);
    font-weight: 600;
}

.field input {
    padding: 0.8rem 0.9rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--bg);
}

.field input:focus {
    outline: 2px solid var(--ink);
    outline-offset: 1px;
    background: var(--surface);
}

.form__error {
    color: var(--danger);
    font-size: var(--t-sm);
    font-weight: 600;
}

.form__note {
    font-size: var(--t-xs);
    color: var(--slate-mute);
}

.close__alt {
    margin-top: 1.75rem;
    font-size: var(--t-sm);
    color: var(--slate);
}

.close__alt a {
    color: var(--ink);
    text-underline-offset: 3px;
}

/* --------------------------------------------------------------------------
   PIE
   -------------------------------------------------------------------------- */
.foot {
    background: var(--ink);
    color: #94A3B8;
    padding-top: 3rem;
    font-size: var(--t-sm);
}

.foot__inner {
    display: grid;
    gap: 2rem;
    padding-bottom: 2.5rem;
}

.brand--light {
    color: #fff;
    margin-bottom: 0.75rem;
}

.foot__brand p {
    max-width: 34ch;
}

.foot__nav,
.foot__contact {
    display: grid;
    gap: 0.6rem;
    align-content: start;
}

.foot a {
    text-decoration: none;
    color: #CBD5E1;
}

.foot a:hover {
    color: var(--gold);
}

.foot__legal {
    border-top: 1px solid var(--line-dark);
    padding-block: 1.25rem;
    font-size: var(--t-xs);
}

/* --------------------------------------------------------------------------
   ESCRITORIO
   -------------------------------------------------------------------------- */
@media (min-width: 48rem) {
    .duo {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    .cards {
        grid-template-columns: 1fr 1fr;
    }

    .spec {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem 3rem;
    }

    .onboard {
        grid-template-columns: 1fr 1fr;
    }

    .onboard__item {
        padding: 1.75rem;
    }

    .money {
        grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
        gap: 2.5rem;
        align-items: start;
    }

    .foot__inner {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

@media (min-width: 64rem) {
    .topbar__nav {
        display: flex;
    }

    .hero__grid {
        grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
        align-items: start;
        gap: 4rem;
    }

    .hero__ledger {
        padding-top: 3.5rem;
    }

    .thread__grid {
        grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
        gap: 4rem;
        align-items: start;
    }

    .thread__panel {
        top: 6rem;
    }

    /* en escritorio el renglon vuelve a ser la ficha completa */
    .ledger--live {
        display: block;
        padding: 1.25rem;
    }

    .ledger--live .ledger__head,
    .ledger--live .ledger__row--cliente {
        display: flex;
    }

    .ledger--live .ledger__note {
        display: block;
    }

    .ledger--live .ledger__row {
        justify-content: space-between;
        padding-block: 0.7rem;
        border-bottom: 1px solid var(--line-dark);
    }

    .ledger--live .ledger__money {
        font-size: var(--t-lg);
    }

    .ledger--live .sms {
        display: none;
    }

    .ledger--live[data-step="3"] .sms,
    .ledger--live[data-step="4"] .sms {
        display: block;
        animation: smsIn 0.35s ease both;
    }

    .cards {
        grid-template-columns: repeat(3, 1fr);
    }

    .spec {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --------------------------------------------------------------------------
   MOVIMIENTO
   El hilo del cobro se entiende sin animacion: si el usuario la desactiva,
   se muestra el estado final de una vez.
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {

    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
}