/**
 * ==========================================================
 * PAYCOMPIX
 * Cadastro público / Planos SaaS
 *
 * signup.css
 * PHP 8.1+ / Lucide Icons
 * ==========================================================
 *
 * Identidade visual alinhada ao app.css do PayComPix:
 * primary: #174f9c
 * primary-hover: #123f7e
 * primary-active: #0f356b
 */

:root {
    --signup-primary: #174f9c;
    --signup-primary-hover: #123f7e;
    --signup-primary-active: #0f356b;
    --signup-primary-50: #f5f8fd;
    --signup-primary-100: #eaf1fb;
    --signup-primary-200: #d6e3f5;
    --signup-primary-300: #b7cdea;
    --signup-primary-400: #86a9d7;
    --signup-primary-500: #4e7dbb;
    --signup-primary-600: #174f9c;
    --signup-primary-700: #123f7e;
    --signup-primary-800: #0f356b;
    --signup-primary-900: #0b2a55;
    --signup-primary-950: #071c3b;

    --signup-accent: #2387d9;
    --signup-accent-soft: #edf7ff;
    --signup-success: #16855b;
    --signup-success-soft: #edf9f4;
    --signup-danger: #c93c3c;
    --signup-danger-soft: #fff2f2;
    --signup-warning: #b7791f;
    --signup-warning-soft: #fff8e8;
    --signup-info: #174f9c;
    --signup-info-soft: #eef5fd;

    --signup-bg: #f4f6f8;
    --signup-bg-soft: #f8fafc;
    --signup-surface: #ffffff;
    --signup-surface-soft: #fafcff;
    --signup-text: #172033;
    --signup-text-secondary: #5e6b7c;
    --signup-text-muted: #8b98a8;
    --signup-border: #e4e9f0;
    --signup-border-strong: #d2d9e3;

    --signup-radius-sm: 8px;
    --signup-radius: 12px;
    --signup-radius-lg: 18px;
    --signup-radius-xl: 24px;
    --signup-shadow-sm: 0 1px 2px rgba(11,31,58,.04), 0 3px 10px rgba(11,31,58,.04);
    --signup-shadow: 0 12px 36px rgba(11,31,58,.08);
    --signup-shadow-lg: 0 24px 64px rgba(11,31,58,.12);
    --signup-container: 1180px;
    --signup-transition: 180ms ease;
}

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

html { scroll-behavior: smooth; }

body {
    margin: 0;
    color: var(--signup-text);
    background: var(--signup-bg);
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

.signup-page { min-height: calc(100vh - 72px); }
.signup-page a { color: inherit; text-decoration: none; }
.signup-page button, .signup-page input { font: inherit; }
.signup-page svg { width: 20px; height: 20px; stroke-width: 1.8; }

.public-container {
    width: min(calc(100% - 40px), var(--signup-container));
    margin-inline: auto;
}

/* BOTÕES */
.public-button {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 10px 17px;
    border: 1px solid transparent;
    border-radius: var(--signup-radius-sm);
    cursor: pointer;
    font-weight: 700;
    line-height: 1.2;
    transition: transform var(--signup-transition), background-color var(--signup-transition), border-color var(--signup-transition), box-shadow var(--signup-transition), color var(--signup-transition);
}

.public-button:hover { transform: translateY(-1px); }
.public-button:active { transform: translateY(0); }
.public-button svg { width: 17px; height: 17px; }

.public-button-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--signup-primary), var(--signup-primary-hover));
    border-color: var(--signup-primary);
    box-shadow: 0 8px 20px rgba(23,79,156,.18);
}

.public-button-primary:hover {
    background: linear-gradient(135deg, var(--signup-primary-hover), var(--signup-primary-active));
    box-shadow: 0 12px 26px rgba(23,79,156,.24);
}

.public-button-secondary {
    color: var(--signup-primary);
    background: var(--signup-primary-50);
    border-color: var(--signup-primary-200);
}

.public-button-secondary:hover {
    color: var(--signup-primary-hover);
    background: var(--signup-primary-100);
    border-color: var(--signup-primary-300);
}

.public-button-lg { min-height: 50px; padding: 13px 20px; }

/* ALERTAS */
.signup-flash { padding-top: 22px; }

.public-alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 13px 15px;
    border: 1px solid var(--signup-border);
    border-radius: var(--signup-radius);
    background: var(--signup-surface);
    box-shadow: var(--signup-shadow-sm);
    font-size: 14px;
}

.public-alert svg { flex: 0 0 auto; width: 19px; height: 19px; margin-top: 1px; }
.public-alert-error, .public-alert-danger { color: #922f2f; background: var(--signup-danger-soft); border-color: #f2c4c4; }
.public-alert-success { color: #116344; background: var(--signup-success-soft); border-color: #bde5d3; }
.public-alert-info { color: var(--signup-primary-hover); background: var(--signup-info-soft); border-color: var(--signup-primary-200); }

/* HERO PLANOS */
.signup-hero {
    position: relative;
    overflow: hidden;
    padding: 82px 0 132px;
    background: linear-gradient(180deg, #fff 0%, var(--signup-primary-50) 100%);
}

.signup-hero::before {
    content: "";
    position: absolute;
    width: 560px;
    height: 560px;
    top: -360px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 50%;
    background: rgba(23,79,156,.12);
    filter: blur(35px);
    pointer-events: none;
}

.signup-heading {
    position: relative;
    z-index: 1;
    max-width: 780px;
    margin-inline: auto;
    text-align: center;
}

.signup-eyebrow {
    width: max-content;
    max-width: 100%;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-bottom: 22px;
    padding: 7px 12px;
    color: var(--signup-primary);
    background: var(--signup-primary-100);
    border: 1px solid var(--signup-primary-200);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 800;
}

.signup-eyebrow svg { width: 15px; height: 15px; }

.signup-heading h1,
.signup-register-heading h1 {
    margin: 0 0 18px;
    color: var(--signup-text);
    font-size: clamp(38px, 5vw, 58px);
    line-height: 1.08;
    letter-spacing: -2px;
}

.signup-heading h1 span,
.signup-register-heading h1 span { color: var(--signup-primary); }

.signup-heading p,
.signup-register-heading p {
    max-width: 660px;
    margin: 0 auto;
    color: var(--signup-text-secondary);
    font-size: 17px;
    line-height: 1.7;
}

/* PLANOS */
.signup-plans-section { position: relative; z-index: 2; margin-top: -70px; padding-bottom: 76px; }

.signup-plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    align-items: stretch;
    gap: 20px;
}

.signup-plan-card {
    min-width: 0;
    display: flex;
    flex-direction: column;
    padding: 28px;
    background: var(--signup-surface);
    border: 1px solid var(--signup-border);
    border-radius: var(--signup-radius-lg);
    box-shadow: var(--signup-shadow);
    transition: transform var(--signup-transition), border-color var(--signup-transition), box-shadow var(--signup-transition);
}

.signup-plan-card:hover {
    transform: translateY(-4px);
    border-color: var(--signup-primary-300);
    box-shadow: var(--signup-shadow-lg);
}

.signup-plan-top { min-height: 44px; display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }

.signup-plan-icon {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--signup-primary);
    background: var(--signup-primary-100);
    border-radius: 12px;
}

.signup-plan-icon svg { width: 21px; height: 21px; }

.signup-plan-badge {
    padding: 6px 10px;
    color: #116344;
    background: var(--signup-success-soft);
    border: 1px solid #c6e8d8;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .35px;
}

.signup-plan-content { display: flex; flex: 1; flex-direction: column; }
.signup-plan-content h2 { margin: 0 0 7px; font-size: 21px; line-height: 1.25; letter-spacing: -.4px; }
.signup-plan-description { min-height: 44px; margin: 0; color: var(--signup-text-secondary); font-size: 14px; line-height: 1.6; }

.signup-plan-price { min-height: 112px; margin-top: 20px; padding: 20px 0; border-top: 1px solid var(--signup-border); border-bottom: 1px solid var(--signup-border); }
.signup-price-main { display: flex; align-items: baseline; gap: 4px; }
.signup-price-main > span { color: var(--signup-text-secondary); font-size: 14px; font-weight: 700; }
.signup-price-main strong { color: var(--signup-text); font-size: 34px; line-height: 1; letter-spacing: -1.2px; }
.signup-price-main small { color: var(--signup-text-secondary); font-size: 13px; }
.signup-plan-price > small { display: block; margin-top: 6px; color: var(--signup-text-secondary); font-size: 12px; }

.signup-yearly-price {
    display: flex;
    align-items: center;
    gap: 7px;
    margin-top: 12px;
    padding: 8px 10px;
    color: #116344;
    background: var(--signup-success-soft);
    border-radius: 8px;
    font-size: 12px;
}
.signup-yearly-price svg { width: 15px; height: 15px; }

.signup-plan-features,
.signup-summary-list { margin: 22px 0 26px; padding: 0; list-style: none; display: grid; gap: 11px; }

.signup-plan-features li,
.signup-summary-list li { display: flex; align-items: center; gap: 9px; color: #475569; font-size: 13px; }
.signup-plan-features svg,
.signup-summary-list svg { width: 17px; height: 17px; color: var(--signup-success); flex: 0 0 auto; }
.signup-plan-footer { margin-top: auto; }
.signup-plan-button { width: 100%; }

/* EMPTY */
.signup-empty {
    max-width: 520px;
    margin-inline: auto;
    padding: 52px 32px;
    text-align: center;
    background: var(--signup-surface);
    border: 1px solid var(--signup-border);
    border-radius: var(--signup-radius-lg);
    box-shadow: var(--signup-shadow);
}
.signup-empty-icon { width: 58px; height: 58px; display: flex; align-items: center; justify-content: center; margin: 0 auto 18px; color: var(--signup-primary); background: var(--signup-primary-100); border-radius: 16px; }
.signup-empty h2 { margin: 0 0 8px; }
.signup-empty p { margin: 0 0 22px; color: var(--signup-text-secondary); }

/* TRUST */
.signup-trust-section { padding: 0 0 80px; }
.signup-trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.signup-trust-item { display: flex; align-items: flex-start; gap: 13px; padding: 22px; background: var(--signup-surface); border: 1px solid var(--signup-border); border-radius: var(--signup-radius); }
.signup-trust-item > span { width: 40px; height: 40px; flex: 0 0 auto; display: flex; align-items: center; justify-content: center; color: var(--signup-primary); background: var(--signup-primary-100); border-radius: 10px; }
.signup-trust-item > span svg { width: 20px; height: 20px; }
.signup-trust-item strong { display: block; margin-bottom: 4px; font-size: 14px; }
.signup-trust-item p { margin: 0; color: var(--signup-text-secondary); font-size: 12px; line-height: 1.55; }

/* REGISTER TOPO */
.signup-register-page { background: linear-gradient(180deg, #fff 0, var(--signup-bg) 330px); }
.signup-register-header { padding: 42px 0 28px; }
.signup-back-link { width: max-content; display: inline-flex; align-items: center; gap: 7px; margin-bottom: 28px; color: var(--signup-text-secondary); font-size: 13px; font-weight: 700; transition: color var(--signup-transition); }
.signup-back-link:hover { color: var(--signup-primary); }
.signup-back-link svg { width: 16px; height: 16px; }
.signup-register-heading { max-width: 720px; }
.signup-register-heading .signup-eyebrow { margin-bottom: 14px; }
.signup-register-heading h1 { font-size: clamp(30px, 4vw, 44px); letter-spacing: -1.4px; }
.signup-register-heading p { margin: 0; font-size: 15px; }

/* REGISTER GRID */
.signup-register-content { padding: 12px 0 80px; }
.signup-register-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; align-items: start; gap: 28px; }

.signup-form-card,
.signup-summary-card,
.signup-security-card { background: var(--signup-surface); border: 1px solid var(--signup-border); box-shadow: var(--signup-shadow); }
.signup-form-card { min-width: 0; padding: 36px; border-radius: var(--signup-radius-lg); }
.signup-form { display: grid; gap: 30px; }
.signup-form-section { min-width: 0; }

.signup-form-section-heading { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 22px; }
.signup-section-icon { width: 40px; height: 40px; flex: 0 0 auto; display: inline-flex; align-items: center; justify-content: center; color: var(--signup-primary); background: var(--signup-primary-100); border-radius: 11px; }
.signup-section-icon svg { width: 20px; height: 20px; }
.signup-section-number { display: block; margin-bottom: 2px; color: var(--signup-primary); font-size: 10px; font-weight: 850; letter-spacing: .65px; text-transform: uppercase; }
.signup-form-section-heading h2 { margin: 0 0 3px; font-size: 16px; }
.signup-form-section-heading p { margin: 0; color: var(--signup-text-secondary); font-size: 12px; }
.signup-form-divider { height: 1px; background: var(--signup-border); }

.signup-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.signup-field { min-width: 0; }
.signup-field-full { grid-column: 1 / -1; }
.signup-field label { display: block; margin-bottom: 7px; color: #334155; font-size: 13px; font-weight: 700; }
.signup-field label > span:not(.optional) { color: var(--signup-danger); }
.signup-field .optional { margin-left: 4px; color: var(--signup-text-muted); font-size: 10px; font-weight: 500; }

.signup-input-wrapper { position: relative; }
.signup-input-wrapper > svg { position: absolute; top: 50%; left: 13px; width: 18px; height: 18px; transform: translateY(-50%); color: var(--signup-text-muted); pointer-events: none; transition: color var(--signup-transition); }
.signup-input-wrapper input { width: 100%; height: 47px; padding: 0 13px 0 42px; color: var(--signup-text); background: var(--signup-surface); border: 1px solid var(--signup-border-strong); border-radius: var(--signup-radius-sm); outline: none; transition: border-color var(--signup-transition), box-shadow var(--signup-transition), background-color var(--signup-transition); }
.signup-input-wrapper input::placeholder { color: #a8b1c0; }
.signup-input-wrapper input:hover { border-color: #aeb9c8; }
.signup-input-wrapper input:focus { border-color: var(--signup-primary); box-shadow: 0 0 0 3px rgba(23,79,156,.11); }
.signup-input-wrapper:focus-within > svg { color: var(--signup-primary); }
.signup-password-wrapper input { padding-right: 48px; }
.signup-password-toggle { position: absolute; top: 50%; right: 7px; width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; transform: translateY(-50%); padding: 0; color: var(--signup-text-secondary); background: transparent; border: 0; border-radius: 7px; cursor: pointer; }
.signup-password-toggle:hover { color: var(--signup-primary); background: var(--signup-primary-50); }
.signup-password-toggle svg { width: 17px; height: 17px; }
.signup-field-help { display: block; margin-top: 6px; color: var(--signup-text-muted); font-size: 11px; }

/* CICLO */
.signup-billing-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.signup-billing-option { position: relative; cursor: pointer; }
.signup-billing-option > input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.signup-billing-box { min-height: 90px; display: flex; align-items: center; gap: 13px; padding: 15px 17px; background: var(--signup-surface); border: 1px solid var(--signup-border); border-radius: var(--signup-radius); transition: border-color var(--signup-transition), box-shadow var(--signup-transition), background-color var(--signup-transition); }
.signup-billing-option:hover .signup-billing-box { border-color: var(--signup-primary-300); }
.signup-billing-option > input:checked + .signup-billing-box { background: var(--signup-primary-50); border-color: var(--signup-primary); box-shadow: 0 0 0 3px rgba(23,79,156,.08); }
.signup-billing-check { width: 23px; height: 23px; flex: 0 0 auto; display: flex; align-items: center; justify-content: center; color: transparent; border: 1px solid var(--signup-border-strong); border-radius: 50%; background: #fff; }
.signup-billing-check svg { width: 14px; height: 14px; }
.signup-billing-option > input:checked + .signup-billing-box .signup-billing-check { color: #fff; background: var(--signup-primary); border-color: var(--signup-primary); }
.signup-billing-content { min-width: 0; display: flex; flex-direction: column; }
.signup-billing-content strong { font-size: 14px; }
.signup-billing-content small { margin-top: 2px; color: var(--signup-text-secondary); font-size: 11px; }
.signup-billing-price { margin-top: 7px; color: var(--signup-primary); font-size: 15px; font-weight: 800; }

/* SUBMIT */
.signup-submit-area { padding-top: 2px; }
.signup-submit-button { width: 100%; }
.signup-submit-note { display: flex; align-items: center; justify-content: center; gap: 7px; margin: 12px 0 0; color: var(--signup-text-muted); font-size: 11px; text-align: center; }
.signup-submit-note svg { width: 14px; height: 14px; flex: 0 0 auto; color: var(--signup-success); }

/* RESUMO */
.signup-summary { min-width: 0; display: grid; gap: 16px; position: sticky; top: 24px; }
.signup-summary-card { padding: 27px; border-radius: var(--signup-radius-lg); }
.signup-summary-header { display: flex; align-items: center; gap: 12px; }
.signup-summary-header > span { width: 42px; height: 42px; flex: 0 0 auto; display: flex; align-items: center; justify-content: center; color: var(--signup-primary); background: var(--signup-primary-100); border-radius: 11px; }
.signup-summary-header > span svg { width: 20px; height: 20px; }
.signup-summary-header div { min-width: 0; display: flex; flex-direction: column; }
.signup-summary-header small { color: var(--signup-text-secondary); font-size: 10px; font-weight: 750; text-transform: uppercase; letter-spacing: .55px; }
.signup-summary-header strong { margin-top: 2px; font-size: 20px; }
.signup-summary-description { margin: 18px 0 0; color: var(--signup-text-secondary); font-size: 12px; line-height: 1.6; }
.signup-summary-price { margin-top: 23px; }
.signup-summary-price > span { display: block; margin-bottom: 3px; color: var(--signup-text-secondary); font-size: 11px; }
.signup-summary-price > div { display: flex; align-items: baseline; gap: 3px; }
.signup-summary-price > div small { color: var(--signup-text-secondary); font-size: 13px; font-weight: 700; }
.signup-summary-price strong { color: var(--signup-text); font-size: 33px; line-height: 1; letter-spacing: -1px; }
.signup-summary-price > small { color: var(--signup-text-secondary); font-size: 11px; }
.signup-summary-divider { height: 1px; margin: 23px 0; background: var(--signup-border); }
.signup-summary-list { margin-top: 0; }
.signup-change-plan { width: 100%; display: flex; align-items: center; justify-content: center; gap: 7px; padding: 9px; color: var(--signup-text-secondary); border-radius: var(--signup-radius-sm); font-size: 12px; font-weight: 700; transition: color var(--signup-transition), background-color var(--signup-transition); }
.signup-change-plan:hover { color: var(--signup-primary); background: var(--signup-primary-50); }
.signup-change-plan svg { width: 15px; height: 15px; }

.signup-security-card { display: flex; align-items: flex-start; gap: 11px; padding: 16px; border-radius: var(--signup-radius); box-shadow: var(--signup-shadow-sm); }
.signup-security-card > span { width: 34px; height: 34px; flex: 0 0 auto; display: flex; align-items: center; justify-content: center; color: var(--signup-primary); background: var(--signup-primary-100); border-radius: 9px; }
.signup-security-card > span svg { width: 17px; height: 17px; }
.signup-security-card strong { display: block; margin-bottom: 3px; font-size: 12px; }
.signup-security-card p { margin: 0; color: var(--signup-text-secondary); font-size: 11px; line-height: 1.5; }

/* ACESSIBILIDADE */
.public-button:focus-visible,
.signup-back-link:focus-visible,
.signup-change-plan:focus-visible,
.signup-password-toggle:focus-visible { outline: 3px solid rgba(23,79,156,.22); outline-offset: 2px; }
.signup-billing-option > input:focus-visible + .signup-billing-box { outline: 3px solid rgba(23,79,156,.20); outline-offset: 2px; }

/* RESPONSIVO */
@media (max-width: 1000px) {
    .signup-register-grid { grid-template-columns: minmax(0, 1fr) 300px; }
}

@media (max-width: 860px) {
    .signup-register-grid { grid-template-columns: 1fr; }
    .signup-summary { position: static; grid-row: 1; }
    .signup-trust-grid { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
    .public-container { width: min(calc(100% - 28px), var(--signup-container)); }
    .signup-hero { padding: 62px 0 118px; }
    .signup-heading h1 { font-size: 38px; letter-spacing: -1.4px; }
    .signup-heading p { font-size: 16px; }
    .signup-plans-grid { grid-template-columns: 1fr; }
    .signup-plan-description { min-height: 0; }
    .signup-register-header { padding-top: 28px; }
    .signup-register-content { padding-bottom: 60px; }
    .signup-form-card { padding: 26px 20px; }
    .signup-form-grid, .signup-billing-options { grid-template-columns: 1fr; }
    .signup-field-full { grid-column: auto; }
}

@media (max-width: 480px) {
    .signup-hero { padding-top: 48px; }
    .signup-heading h1 { font-size: 35px; }
    .signup-plan-card { padding: 24px 20px; }
    .signup-form-card { padding: 22px 17px; }
    .signup-summary-card { padding: 23px 20px; }
    .signup-billing-box { align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
    }
}