/* ============================================================
   LINKFLOW TECH — site.css
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: #1e293b;
    background: #fff;
    margin: 0;
}

/* ---------- Variáveis ---------- */
:root {
    --primary:   #2563EB;
    --primary-d: #1d4ed8;
    --dark:      #0A1628;
    --dark-2:    #0f2040;
    --text-muted: #64748b;
    --border:    #e2e8f0;
    --radius:    12px;
}

/* ---------- Utilitários ---------- */
.section-label {
    display: inline-block;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: .75rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.btn-primary-lf {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: .75rem 1.75rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: .95rem;
    text-decoration: none;
    display: inline-block;
    transition: background .2s, transform .15s;
}
.btn-primary-lf:hover {
    background: var(--primary-d);
    color: #fff;
    transform: translateY(-1px);
}

.btn-outline-lf {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,.4);
    padding: .75rem 1.75rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: .95rem;
    text-decoration: none;
    display: inline-block;
    transition: border-color .2s, background .2s;
}
.btn-outline-lf:hover {
    border-color: #fff;
    background: rgba(255,255,255,.08);
    color: #fff;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.lf-navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, .95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,.07);
    padding: 1rem 0;
    transition: padding .3s;
}

.lf-navbar .navbar-brand {
    font-size: 1.3rem;
    font-weight: 800;
    color: #fff !important;
    letter-spacing: -.02em;
}

.lf-navbar .navbar-brand span {
    color: var(--primary);
}

.lf-navbar .nav-link {
    color: rgba(255,255,255,.75) !important;
    font-size: .9rem;
    font-weight: 500;
    padding: .4rem .9rem !important;
    transition: color .2s;
}
.lf-navbar .nav-link:hover { color: #fff !important; }

.lf-navbar .btn-demo {
    background: var(--primary);
    color: #fff;
    border-radius: 8px;
    padding: .45rem 1.2rem;
    font-size: .88rem;
    font-weight: 600;
    text-decoration: none;
    transition: background .2s;
}
.lf-navbar .btn-demo:hover { background: var(--primary-d); color: #fff; }

.lf-navbar .btn-login {
    color: rgba(255,255,255,.7);
    font-size: .88rem;
    font-weight: 500;
    text-decoration: none;
    padding: .45rem .9rem;
    transition: color .2s;
}
.lf-navbar .btn-login:hover { color: #fff; }

/* ============================================================
   HERO
   ============================================================ */
.lf-hero {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 60%, #1a3560 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 7rem 0 5rem;
    position: relative;
    overflow: hidden;
}

.lf-hero::before {
    content: '';
    position: absolute;
    width: 700px; height: 700px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,.18) 0%, transparent 70%);
    top: -150px; right: -150px;
    pointer-events: none;
}

.lf-hero::after {
    content: '';
    position: absolute;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,.1) 0%, transparent 70%);
    bottom: -100px; left: 10%;
    pointer-events: none;
}

.lf-hero .badge-hero {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    background: rgba(37,99,235,.15);
    border: 1px solid rgba(37,99,235,.3);
    color: #93c5fd;
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: .35rem .9rem;
    border-radius: 99px;
    margin-bottom: 1.5rem;
}

.lf-hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    letter-spacing: -.03em;
}

.lf-hero h1 span { color: #60a5fa; }

.lf-hero p.lead {
    font-size: 1.1rem;
    color: rgba(255,255,255,.65);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 520px;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-mockup {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 16px;
    padding: 1.5rem;
    position: relative;
}

.hero-mockup .mockup-bar {
    display: flex;
    gap: .4rem;
    margin-bottom: 1rem;
}

.hero-mockup .mockup-bar span {
    width: 10px; height: 10px;
    border-radius: 50%;
}

.mockup-bar .dot-red   { background: #ef4444; }
.mockup-bar .dot-yel   { background: #f59e0b; }
.mockup-bar .dot-grn   { background: #22c55e; }

.mockup-stat {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    margin-bottom: .75rem;
}

.mockup-stat .label {
    font-size: .72rem;
    color: rgba(255,255,255,.45);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: .07em;
}

.mockup-stat .value {
    font-size: 1.6rem;
    font-weight: 800;
    color: #fff;
}

.mockup-stat .value.blue { color: #60a5fa; }
.mockup-stat .value.green { color: #4ade80; }

.mockup-badge {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    font-size: .72rem;
    font-weight: 600;
    padding: .2rem .6rem;
    border-radius: 99px;
}

.mockup-badge.ok   { background: rgba(34,197,94,.15); color: #4ade80; }
.mockup-badge.warn { background: rgba(245,158,11,.15); color: #fbbf24; }

/* ============================================================
   COMO FUNCIONA
   ============================================================ */
.lf-how {
    padding: 6rem 0;
    background: #f8fafc;
}

.step-item {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.step-num {
    flex-shrink: 0;
    width: 48px; height: 48px;
    background: var(--primary);
    color: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 800;
}

.step-content h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: .25rem;
}

.step-content p {
    font-size: .9rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
}

.step-connector {
    width: 2px;
    height: 32px;
    background: var(--border);
    margin-left: 23px;
}

/* ============================================================
   FUNCIONALIDADES
   ============================================================ */
.lf-features {
    padding: 6rem 0;
    background: #fff;
}

.feature-card {
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    height: 100%;
    transition: border-color .2s, box-shadow .2s, transform .2s;
}

.feature-card:hover {
    border-color: var(--primary);
    box-shadow: 0 8px 30px rgba(37,99,235,.1);
    transform: translateY(-3px);
}

.feature-icon {
    width: 48px; height: 48px;
    background: rgba(37,99,235,.08);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.feature-card h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: .4rem;
}

.feature-card p {
    font-size: .875rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.65;
}

/* ============================================================
   PARA QUEM É
   ============================================================ */
.lf-audience {
    padding: 6rem 0;
    background: #f8fafc;
}

.audience-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    text-align: center;
    height: 100%;
    transition: border-color .2s, box-shadow .2s;
}

.audience-card:hover {
    border-color: var(--primary);
    box-shadow: 0 6px 24px rgba(37,99,235,.08);
}

.audience-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.audience-card h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: .5rem;
}

.audience-card p {
    font-size: .85rem;
    color: var(--text-muted);
    margin: 0;
}

/* ============================================================
   PRODUTOS — ÍNDICE
   ============================================================ */
.product-index-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    transition: border-color .2s, box-shadow .2s, transform .2s;
    height: 100%;
}

.product-index-card:hover {
    border-color: var(--primary);
    box-shadow: 0 6px 24px rgba(37,99,235,.1);
    transform: translateY(-2px);
    color: inherit;
}

.product-index-card--soon {
    cursor: default;
    opacity: .7;
}
.product-index-card--soon:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--border);
}

.product-index-icon { font-size: 2rem; flex-shrink: 0; }

.product-index-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: .2rem;
}

.product-index-desc {
    font-size: .8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.product-index-badge {
    margin-left: auto;
    flex-shrink: 0;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .07em;
    text-transform: uppercase;
    padding: .25rem .65rem;
    border-radius: 99px;
}

.product-index-badge--active {
    background: rgba(34,197,94,.1);
    color: #16a34a;
}

.product-index-badge--soon {
    background: #f1f5f9;
    color: #94a3b8;
}

/* ============================================================
   LOGIFLOW — SEÇÃO PRÓPRIA
   ============================================================ */
.lf-logiflow-header {
    background: linear-gradient(135deg, var(--dark) 0%, #1a3560 100%);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.lf-logiflow-header::before {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,.15) 0%, transparent 70%);
    top: -200px; right: -100px;
    pointer-events: none;
}

.lf-product-logo {
    font-size: 2.5rem;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 16px;
    width: 68px; height: 68px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.lf-product-stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.lf-product-stat {
    background: rgba(255,255,255,.07);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 10px;
    padding: .85rem 1.25rem;
    text-align: left;
}

.lf-product-stat-value {
    font-size: 1.1rem;
    font-weight: 800;
    color: #60a5fa;
}

.lf-product-stat-label {
    font-size: .75rem;
    color: rgba(255,255,255,.5);
    margin-top: .1rem;
}

.lf-logiflow-features {
    padding: 5rem 0;
    background: #fff;
}

/* ============================================================
   FLUXO LOGIFLOW
   ============================================================ */
.lf-logiflow-flow {
    padding: 5rem 0;
    background: #f8fafc;
}

.lf-flow-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.lf-flow-step {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem 1.25rem;
    text-align: center;
    width: 160px;
    position: relative;
}

.lf-flow-num {
    position: absolute;
    top: -.75rem; left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: #fff;
    font-size: .7rem;
    font-weight: 800;
    width: 24px; height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lf-flow-icon { font-size: 1.8rem; margin-bottom: .5rem; }

.lf-flow-title {
    font-size: .95rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: .35rem;
}

.lf-flow-desc {
    font-size: .75rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.lf-flow-arrow {
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 700;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .lf-flow-arrow { transform: rotate(90deg); }
    .lf-flow-steps { flex-direction: column; }
}

/* ============================================================
   CTA LOGIFLOW
   ============================================================ */
.lf-logiflow-cta {
    background: var(--primary);
    padding: 4rem 0;
}

/* ============================================================
   DEMO / CTA
   ============================================================ */
.lf-cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--dark) 0%, #1a3560 100%);
    position: relative;
    overflow: hidden;
}

.lf-cta::before {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,.2) 0%, transparent 70%);
    top: -200px; right: -100px;
    pointer-events: none;
}

.lf-cta h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
}

.lf-cta p {
    color: rgba(255,255,255,.65);
    font-size: 1rem;
    margin-bottom: 2.5rem;
}

.lf-form-card {
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 16px;
    padding: 2rem;
}

.lf-form-card .form-control {
    background: rgba(255,255,255,.07);
    border: 1px solid rgba(255,255,255,.15);
    color: #fff;
    border-radius: 8px;
    padding: .7rem 1rem;
    font-size: .9rem;
}

.lf-form-card .form-control::placeholder { color: rgba(255,255,255,.35); }
.lf-form-card .form-control:focus {
    background: rgba(255,255,255,.1);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 0 0 3px rgba(37,99,235,.25);
    outline: none;
}

.lf-form-card .form-control option {
    background: #fff;
    color: #1e293b;
}

.lf-form-card .form-label {
    color: rgba(255,255,255,.7);
    font-size: .85rem;
    font-weight: 500;
    margin-bottom: .35rem;
}

.btn-submit-lf {
    background: var(--primary);
    color: #fff;
    border: none;
    width: 100%;
    padding: .85rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background .2s, transform .15s;
}
.btn-submit-lf:hover {
    background: var(--primary-d);
    transform: translateY(-1px);
}

/* ============================================================
   HERO GRAPHIC
   ============================================================ */
.hero-graphic {
    position: relative;
    width: 320px;
    height: 320px;
    margin: 0 auto;
}

.hg-orbit {
    position: absolute;
    inset: 0;
}

.hg-node {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: .3rem;
    backdrop-filter: blur(6px);
}

.hg-center {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 110px; height: 110px;
    border-color: rgba(37,99,235,.4);
    background: rgba(37,99,235,.12);
    z-index: 2;
}

.hg-icon { font-size: 1.6rem; }
.hg-center .hg-icon { font-size: 2rem; }

.hg-label {
    font-size: .65rem;
    color: rgba(255,255,255,.6);
    font-weight: 600;
    text-align: center;
    letter-spacing: .04em;
}

.hg-small {
    position: absolute;
    width: 80px; height: 80px;
    border-radius: 12px;
}

.hg-top    { top: 0;   left: 50%; transform: translateX(-50%); }
.hg-right  { right: 0; top:  50%; transform: translateY(-50%); }
.hg-bottom { bottom: 0; left: 50%; transform: translateX(-50%); }
.hg-left   { left: 0;  top:  50%; transform: translateY(-50%); }

/* linhas conectoras */
.hero-graphic::before,
.hero-graphic::after {
    content: '';
    position: absolute;
    background: rgba(255,255,255,.06);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}
.hero-graphic::before { width: 2px; height: 100%; }
.hero-graphic::after  { width: 100%; height: 2px; }

/* ============================================================
   SOBRE
   ============================================================ */
.lf-about {
    padding: 6rem 0;
    background: #fff;
}

.about-stat-card {
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    height: 100%;
    transition: border-color .2s, box-shadow .2s;
}

.about-stat-card:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 20px rgba(37,99,235,.08);
}

.about-stat-icon {
    font-size: 1.5rem;
    margin-bottom: .5rem;
}

.about-stat-title {
    font-size: .88rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: .3rem;
}

.about-stat-desc {
    font-size: .78rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ============================================================
   SERVIÇOS
   ============================================================ */
.lf-services {
    padding: 6rem 0;
    background: #f8fafc;
}

.service-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    height: 100%;
    position: relative;
    transition: border-color .2s, box-shadow .2s, transform .2s;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    border-color: var(--primary);
    box-shadow: 0 8px 30px rgba(37,99,235,.1);
    transform: translateY(-3px);
}

.service-card--highlight {
    border-color: var(--primary);
    background: linear-gradient(145deg, #f0f6ff, #fff);
}

.service-badge {
    position: absolute;
    top: 1.25rem; right: 1.25rem;
    background: rgba(37,99,235,.1);
    color: var(--primary);
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: .2rem .6rem;
    border-radius: 99px;
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.service-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: .75rem;
}

.service-card p {
    font-size: .9rem;
    color: var(--text-muted);
    line-height: 1.7;
    flex: 1;
    margin-bottom: 1.25rem;
}

.service-link {
    color: var(--primary);
    font-size: .88rem;
    font-weight: 600;
    text-decoration: none;
    transition: gap .2s;
}
.service-link:hover { text-decoration: underline; }

/* ============================================================
   PRODUTOS
   ============================================================ */
.lf-products {
    padding: 6rem 0;
    background: #fff;
}

.product-card {
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    height: 100%;
    position: relative;
}

.product-card--featured {
    background: linear-gradient(145deg, #0A1628, #1a3560);
    border-color: rgba(37,99,235,.4);
    color: #fff;
}

.product-card--featured p {
    color: rgba(255,255,255,.7);
    font-size: .95rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.product-tag {
    display: inline-block;
    background: rgba(37,99,235,.25);
    color: #93c5fd;
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: .25rem .7rem;
    border-radius: 99px;
    margin-bottom: 1.25rem;
}

.product-logo {
    font-size: 2.2rem;
    background: rgba(255,255,255,.1);
    border-radius: 12px;
    width: 56px; height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-card--featured h3 {
    font-size: 1.6rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: .1rem;
}

.product-type {
    font-size: .8rem;
    color: rgba(255,255,255,.5);
    font-weight: 500;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-top: 1rem;
}

.product-features span {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    color: rgba(255,255,255,.8);
    font-size: .75rem;
    font-weight: 500;
    padding: .3rem .75rem;
    border-radius: 99px;
}

.btn-product-secondary {
    color: rgba(255,255,255,.7);
    font-size: .9rem;
    font-weight: 600;
    text-decoration: none;
    transition: color .2s;
}
.btn-product-secondary:hover { color: #fff; }

.product-card--soon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    border-style: dashed;
    border-color: #cbd5e1;
    background: #f8fafc;
}

.product-soon-badge {
    background: #f1f5f9;
    color: #94a3b8;
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: .25rem .7rem;
    border-radius: 99px;
    margin-bottom: 1.25rem;
}

.product-soon-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: .5;
}

.product-card--soon h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: .5rem;
}

.product-card--soon p {
    font-size: .875rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.65;
}

.btn-notify {
    background: transparent;
    border: 1.5px solid var(--primary);
    color: var(--primary);
    padding: .6rem 1.25rem;
    border-radius: 8px;
    font-size: .85rem;
    font-weight: 600;
    text-decoration: none;
    transition: background .2s, color .2s;
}
.btn-notify:hover {
    background: var(--primary);
    color: #fff;
}

/* ============================================================
   FOOTER
   ============================================================ */
.lf-footer {
    background: var(--dark);
    color: rgba(255,255,255,.5);
    padding: 2.5rem 0;
    font-size: .85rem;
    border-top: 1px solid rgba(255,255,255,.06);
}

.lf-footer a {
    color: rgba(255,255,255,.5);
    text-decoration: none;
    transition: color .2s;
}
.lf-footer a:hover { color: #fff; }

.lf-footer .brand {
    font-weight: 800;
    font-size: 1rem;
    color: #fff;
}

.lf-footer .brand span { color: var(--primary); }

/* ── WhatsApp Float ──────────────────────────────────────────────────────── */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37,211,102,.45);
    z-index: 900;
    transition: transform .2s ease, box-shadow .2s ease;
    text-decoration: none;
}
.whatsapp-float svg { width: 30px; height: 30px; }
.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(37,211,102,.6);
    color: #fff;
}

/* ── Button Spinner ──────────────────────────────────────────────────────── */
.btn-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: btnSpin .7s linear infinite;
    vertical-align: middle;
    margin-right: 4px;
}

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

/* ── Page Loader ─────────────────────────────────────────────────────────── */
#pageLoader {
    position: fixed;
    inset: 0;
    background: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity .5s ease, visibility .5s ease;
}

#pageLoader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.loader-logo {
    font-family: 'Inter', sans-serif;
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 800;
    color: #fff;
    letter-spacing: -.02em;
    background: linear-gradient(
        90deg,
        #fff 0%,
        #fff 30%,
        var(--primary) 45%,
        #60a5fa 50%,
        var(--primary) 55%,
        #fff 70%,
        #fff 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: logoShine 2s linear infinite;
}

.loader-logo span {
    -webkit-text-fill-color: transparent;
}

@keyframes logoShine {
    0%   { background-position: 100% center; }
    100% { background-position: -100% center; }
}

.loader-bar-track {
    width: 180px;
    height: 3px;
    background: rgba(255,255,255,.1);
    border-radius: 99px;
    overflow: hidden;
}

.loader-bar {
    height: 100%;
    border-radius: 99px;
    background: linear-gradient(90deg, transparent, var(--primary), #60a5fa, var(--primary), transparent);
    background-size: 200% 100%;
    animation: barFlow 1.4s ease-in-out infinite;
}

@keyframes barFlow {
    0%   { background-position: 200% 0; width: 40%; margin-left: -40%; }
    50%  { width: 60%; }
    100% { background-position: -200% 0; width: 40%; margin-left: 140%; }
}