/* ============================================================
   FLOWBRAIN — registro-whatsapp.css
   WhatsApp Embedded Signup · Registro de clientes
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Outfit:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- Design Tokens (mirrors styles.css) ---------- */
:root {
    --bg: #ffffff;
    --bg-dark: #07080d;
    --bg-section: #f5f5f7;
    --primary: #0a0a0f;
    --accent: #00e87a;
    --accent-2: #00bfff;
    --accent-glow: rgba(0, 232, 122, 0.12);
    --wa-green: #25D366;
    --wa-green-dark: #128C7E;
    --wa-glow: rgba(37, 211, 102, 0.18);
    --muted: #6b7280;
    --border: rgba(10, 10, 15, 0.09);
    --border-dark: rgba(255, 255, 255, 0.08);
    --white: #ffffff;

    --font-head: 'Syne', sans-serif;
    --font-body: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --radius-xl: 40px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.10);
    --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.12);
    --shadow-accent: 0 8px 32px rgba(0, 232, 122, 0.28);
    --shadow-wa: 0 8px 32px rgba(37, 211, 102, 0.30);

    --transition: all 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
img { max-width: 100%; height: auto; display: block; }
.hidden { display: none !important; }

/* ============================================================
   PRELOADER
   ============================================================ */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
.preloader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-logo {
    font-family: var(--font-head);
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.02em;
}
.preloader-logo span { color: var(--accent); }
.preloader-bar {
    width: 160px;
    height: 3px;
    background: rgba(255,255,255,0.1);
    border-radius: 99px;
    overflow: hidden;
}
.preloader-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 99px;
    animation: preloaderFill 1.1s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
@keyframes preloaderFill {
    from { width: 0; }
    to { width: 100%; }
}

/* ============================================================
   LAYOUT
   ============================================================ */
.wa-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
.wa-container--narrow {
    max-width: 760px;
}

/* ============================================================
   HEADER
   ============================================================ */
.wa-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: 64px;
    background: rgba(7, 8, 13, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-dark);
}
.wa-header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.wa-logo {
    font-family: var(--font-head);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.02em;
}
.wa-logo span { color: var(--accent); }
.wa-header-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--wa-green);
    background: rgba(37, 211, 102, 0.1);
    border: 1px solid rgba(37, 211, 102, 0.2);
    padding: 6px 14px;
    border-radius: var(--radius-xl);
}

/* ============================================================
   SECTION SHARED
   ============================================================ */
.wa-section-label {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 12px;
}
.wa-section-label--light { color: var(--accent); }
.wa-section-title {
    font-family: var(--font-head);
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--primary);
    margin-bottom: 16px;
}
.wa-section-title--light { color: var(--white); }
.wa-section-sub {
    font-size: 1.05rem;
    color: var(--muted);
    max-width: 600px;
    margin: 0 auto 48px;
    text-align: center;
}

/* ============================================================
   HERO
   ============================================================ */
.wa-hero {
    position: relative;
    background: var(--bg-dark);
    padding: 140px 0 100px;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}
.wa-hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.wa-hero-glow {
    position: absolute;
    top: -10%;
    left: 50%;
    transform: translateX(-50%);
    width: 900px;
    height: 600px;
    background: radial-gradient(ellipse at center, rgba(0, 232, 122, 0.08) 0%, transparent 70%);
}
.wa-hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.wa-hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.wa-hero-content { position: relative; z-index: 1; }
.wa-badge-meta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--accent);
    background: rgba(0, 232, 122, 0.08);
    border: 1px solid rgba(0, 232, 122, 0.2);
    padding: 8px 16px;
    border-radius: var(--radius-xl);
    margin-bottom: 24px;
}
.wa-badge-dot {
    width: 7px;
    height: 7px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}
.wa-hero-title {
    font-family: var(--font-head);
    font-size: clamp(2.4rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.04em;
    color: var(--white);
    margin-bottom: 24px;
}
.wa-accent { color: var(--accent); }
.wa-hero-sub {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 520px;
}
.wa-hero-sub strong { color: rgba(255,255,255,0.9); }
.wa-trust-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 40px;
}
.wa-trust-item {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.88rem;
    font-weight: 500;
    color: rgba(255,255,255,0.75);
}
.wa-trust-item svg { color: var(--accent); flex-shrink: 0; }
.wa-btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--accent);
    color: var(--bg-dark);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    padding: 16px 32px;
    border-radius: var(--radius-xl);
    transition: var(--transition);
    box-shadow: var(--shadow-accent);
}
.wa-btn-hero:hover {
    background: #00ff87;
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 232, 122, 0.4);
}
.wa-btn-hero svg { transition: transform 0.2s; }
.wa-btn-hero:hover svg { transform: translateX(4px); }

/* ── Hero Visual ── */
.wa-hero-visual {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 32px;
    align-items: center;
}
.wa-flow-diagram {
    display: flex;
    align-items: center;
    gap: 16px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    padding: 32px 40px;
    backdrop-filter: blur(10px);
    width: 100%;
}
.wa-flow-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    flex: 1;
}
.wa-flow-node span {
    font-size: 0.82rem;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    white-space: nowrap;
}
.wa-flow-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.wa-flow-node--app .wa-flow-icon {
    background: rgba(37, 211, 102, 0.12);
    color: var(--wa-green);
    border: 1px solid rgba(37, 211, 102, 0.25);
}
.wa-flow-node--api .wa-flow-icon {
    background: rgba(0, 232, 122, 0.12);
    color: var(--accent);
    border: 1px solid rgba(0, 232, 122, 0.25);
}
.wa-flow-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}
.wa-flow-line {
    width: 48px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 232, 122, 0.6), transparent);
}
.wa-flow-arrow { color: var(--accent); animation: arrowPulse 1.5s ease-in-out infinite; }
.wa-flow-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
    white-space: nowrap;
}
@keyframes arrowPulse {
    0%, 100% { opacity: 0.5; transform: translateX(0); }
    50% { opacity: 1; transform: translateX(4px); }
}
.wa-hero-stats {
    display: flex;
    align-items: center;
    gap: 0;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    overflow: hidden;
    width: 100%;
}
.wa-stat {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 20px 16px;
}
.wa-stat-num {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--accent);
}
.wa-stat-label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    text-align: center;
}
.wa-stat-divider {
    width: 1px;
    height: 48px;
    background: var(--border-dark);
    flex-shrink: 0;
}

/* ============================================================
   STEPS
   ============================================================ */
.wa-steps {
    background: var(--bg-section);
    padding: 96px 0;
}
.wa-steps .wa-container { text-align: center; }
.wa-steps-grid {
    display: flex;
    align-items: center;
    gap: 0;
    margin-top: 48px;
}
.wa-step-card {
    flex: 1;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    text-align: center;
    position: relative;
    transition: var(--transition);
}
.wa-step-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}
.wa-step-card--highlight {
    background: var(--bg-dark);
    border-color: rgba(0, 232, 122, 0.25);
    box-shadow: 0 0 0 1px rgba(0, 232, 122, 0.1), var(--shadow-lg);
}
.wa-step-card--highlight h3 { color: var(--white); }
.wa-step-card--highlight p { color: rgba(255,255,255,0.6); }
.wa-step-card--highlight .wa-step-num { color: var(--accent); }
.wa-step-card--highlight .wa-step-icon {
    background: rgba(0, 232, 122, 0.1);
    color: var(--accent);
    border-color: rgba(0, 232, 122, 0.2);
}
.wa-step-num {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--muted);
    margin-bottom: 20px;
}
.wa-step-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: var(--bg-section);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--primary);
}
.wa-step-card h3 {
    font-family: var(--font-head);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}
.wa-step-card p {
    font-size: 0.92rem;
    color: var(--muted);
    line-height: 1.6;
}
.wa-step-connector {
    flex-shrink: 0;
    padding: 0 16px;
    color: var(--muted);
    margin-bottom: 60px;
}

/* ============================================================
   REGISTRO / FORM
   ============================================================ */
.wa-registro {
    background: var(--bg);
    padding: 96px 0;
    text-align: center;
}
.wa-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 48px;
    text-align: left;
    margin-top: 0;
    position: relative;
    overflow: hidden;
}
.wa-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--wa-green), var(--accent));
}

/* ── Form ── */
.wa-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}
.wa-field-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
}
.wa-field-group label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--primary);
}
.wa-field-group .req { color: var(--accent); }
.wa-field-group input {
    padding: 12px 16px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--primary);
    background: var(--bg-section);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    outline: none;
    transition: var(--transition);
}
.wa-field-group input::placeholder { color: var(--muted); }
.wa-field-group input:focus {
    border-color: var(--accent);
    background: var(--white);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.wa-field-group input.error {
    border-color: #f87171;
    box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.12);
}
.wa-field-error {
    font-size: 0.8rem;
    color: #ef4444;
    min-height: 18px;
}

/* ── Coexistence Notice ── */
.wa-coex-notice {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: rgba(0, 232, 122, 0.06);
    border: 1px solid rgba(0, 232, 122, 0.18);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    margin: 24px 0;
    font-size: 0.88rem;
    color: var(--primary);
    line-height: 1.55;
}
.wa-coex-notice svg { color: var(--accent); flex-shrink: 0; margin-top: 1px; }
.wa-coex-notice strong { font-weight: 600; color: var(--primary); }

/* ── Signup Button ── */
.wa-btn-signup {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    background: linear-gradient(135deg, var(--wa-green) 0%, #00c85d 100%);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 600;
    padding: 17px 24px;
    border-radius: var(--radius-md);
    transition: var(--transition);
    box-shadow: var(--shadow-wa);
    letter-spacing: 0.01em;
}
.wa-btn-signup:hover {
    background: linear-gradient(135deg, #2ed67b 0%, #00e87a 100%);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(37, 211, 102, 0.4);
}
.wa-btn-signup:active { transform: translateY(0); }
.wa-btn-signup:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ── Legal note ── */
.wa-legal-note {
    font-size: 0.78rem;
    color: var(--muted);
    text-align: center;
    margin-top: 16px;
    line-height: 1.5;
}
.wa-legal-note a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ── Loading State ── */
.wa-loading-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 48px 24px;
    text-align: center;
}
.wa-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(0, 232, 122, 0.15);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.wa-loading-wrap h3 {
    font-family: var(--font-head);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}
.wa-loading-wrap p {
    font-size: 0.92rem;
    color: var(--muted);
    max-width: 420px;
    line-height: 1.6;
}

/* ── Success State ── */
.wa-success-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 40px 24px;
    text-align: center;
}
.wa-success-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(0, 232, 122, 0.1);
    border: 2px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    animation: successPop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes successPop {
    from { transform: scale(0); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}
.wa-success-wrap h3 {
    font-family: var(--font-head);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}
.wa-success-wrap > p {
    font-size: 0.95rem;
    color: var(--muted);
}
.wa-success-data {
    width: 100%;
    max-width: 480px;
    background: var(--bg-section);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: left;
}
.wa-success-data-row {
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.wa-success-data-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}
.wa-success-data-val {
    font-family: var(--font-mono);
    font-size: 0.88rem;
    color: var(--primary);
    word-break: break-all;
}
.wa-success-actions { margin-top: 8px; }
.wa-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--wa-green);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 13px 28px;
    border-radius: var(--radius-xl);
    transition: var(--transition);
}
.wa-btn-secondary:hover { background: #1db954; transform: translateY(-1px); }

/* ── Error State ── */
.wa-error-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 40px 24px;
    text-align: center;
}
.wa-error-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.08);
    border: 2px solid rgba(239, 68, 68, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ef4444;
}
.wa-error-wrap h3 {
    font-family: var(--font-head);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary);
}
.wa-error-wrap > p {
    font-size: 0.92rem;
    color: var(--muted);
    max-width: 400px;
}
.wa-error-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
}
.wa-btn-retry {
    background: var(--primary);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 0.92rem;
    font-weight: 600;
    padding: 11px 24px;
    border-radius: var(--radius-xl);
    transition: var(--transition);
}
.wa-btn-retry:hover { background: #1a1a2e; transform: translateY(-1px); }
.wa-btn-ghost {
    font-family: var(--font-body);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--muted);
    padding: 11px 24px;
    border-radius: var(--radius-xl);
    border: 1.5px solid var(--border);
    transition: var(--transition);
}
.wa-btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

/* ============================================================
   FEATURES
   ============================================================ */
.wa-features {
    background: var(--bg-dark);
    padding: 96px 0;
    position: relative;
    overflow: hidden;
}
.wa-features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
}
.wa-features .wa-container { position: relative; z-index: 1; text-align: center; }
.wa-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 48px;
    text-align: left;
}
.wa-feature-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}
.wa-feature-card:hover {
    background: rgba(255,255,255,0.07);
    border-color: rgba(0, 232, 122, 0.2);
    transform: translateY(-3px);
}
.wa-feature-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: rgba(0, 232, 122, 0.08);
    border: 1px solid rgba(0, 232, 122, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 20px;
}
.wa-feature-card h3 {
    font-family: var(--font-head);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}
.wa-feature-card p {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.65;
}

/* ============================================================
   FAQ
   ============================================================ */
.wa-faq {
    background: var(--bg-section);
    padding: 96px 0;
    text-align: center;
}
.wa-faq-list {
    margin-top: 48px;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.wa-faq-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}
.wa-faq-item.open {
    border-color: rgba(0, 232, 122, 0.25);
    box-shadow: var(--shadow-sm);
}
.wa-faq-q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    padding: 20px 24px;
    font-family: var(--font-body);
    font-size: 0.97rem;
    font-weight: 600;
    color: var(--primary);
    text-align: left;
    transition: var(--transition);
}
.wa-faq-q:hover { color: var(--accent); }
.wa-faq-chevron {
    flex-shrink: 0;
    transition: transform 0.3s ease;
    color: var(--muted);
}
.wa-faq-item.open .wa-faq-chevron { transform: rotate(180deg); color: var(--accent); }
.wa-faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.wa-faq-item.open .wa-faq-a { max-height: 300px; }
.wa-faq-a p {
    padding: 0 24px 20px;
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.7;
}
.wa-faq-a a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.wa-footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border-dark);
    padding: 32px 0;
}
.wa-footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.wa-footer-copy {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.35);
}
.wa-footer-links {
    display: flex;
    gap: 24px;
}
.wa-footer-links a {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.45);
    transition: color 0.2s;
}
.wa-footer-links a:hover { color: var(--accent); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .wa-features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
    .wa-hero { padding: 120px 0 80px; min-height: auto; }
    .wa-hero-inner { grid-template-columns: 1fr; gap: 48px; }
    .wa-hero-visual { width: 100%; }

    .wa-steps-grid { flex-direction: column; align-items: stretch; }
    .wa-step-connector { display: none; }

    .wa-form-row { grid-template-columns: 1fr; }

    .wa-features-grid { grid-template-columns: 1fr; }

    .wa-card { padding: 32px 24px; }

    .wa-footer-inner { flex-direction: column; text-align: center; }
    .wa-footer-links { justify-content: center; }
}

@media (max-width: 480px) {
    .wa-trust-row { flex-direction: column; gap: 12px; }
    .wa-hero-stats { flex-direction: column; }
    .wa-stat-divider { width: 80px; height: 1px; }
    .wa-flow-diagram { flex-direction: column; padding: 24px; }
    .wa-flow-connector { flex-direction: row; }
    .wa-header-badge { display: none; }
}