/* ============================================================
   GTI IoT — Área Pública (marketing, homepage, blog, loja)
   Depende de: gti-tokens.css (carregado antes deste arquivo)

   Contém:
     - Navbar pública
     - Hero section
     - Seções de conteúdo (features, pricing, testimonials)
     - Cards de planos
     - Rodapé
     - Utilitários específicos da área pública
   ============================================================ */

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

body {
    font-family: var(--gti-font-sans);
    font-size: var(--gti-font-size-base);
    line-height: var(--gti-line-height);
    color: var(--gti-slate-800);
    background-color: #ffffff;
    margin: 0;
}

/* ── Navbar Pública ────────────────────────────────────────── */
.gti-navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--gti-navbar-height);
    background-color: #ffffff;
    border-bottom: 1px solid var(--gti-border-color);
    box-shadow: var(--gti-shadow-sm);
    display: flex;
    align-items: center;
}

.gti-navbar-inner {
    width: 100%;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 var(--gti-space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--gti-space-4);
}

.gti-navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--gti-space-2);
    text-decoration: none;
    color: var(--gti-slate-900);
    font-weight: 700;
    font-size: var(--gti-font-size-xl);
    flex-shrink: 0;
}

.gti-navbar-logo {
    height: 36px;
    width: auto;
}

.gti-navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--gti-space-1);
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: nowrap;
}

.gti-navbar-nav li {
    flex: 0 0 auto;
}

.gti-navbar-nav a {
    display: block;
    padding: 0.45rem 0.55rem;
    color: var(--gti-slate-600);
    text-decoration: none;
    font-size: 0.81rem;
    font-weight: 500;
    border-radius: var(--gti-radius-md);
    transition: color var(--gti-transition), background-color var(--gti-transition);
    white-space: nowrap;
    line-height: 1.15;
}

.gti-navbar-nav a:hover,
.gti-navbar-nav a.active {
    color: var(--gti-primary);
    background-color: var(--gti-slate-100);
}

.gti-navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--gti-space-2);
    flex-shrink: 0;
}

/* ── Container Público ─────────────────────────────────────── */
.gti-container {
    width: 100%;
    max-width: var(--gti-public-max-width);
    margin: 0 auto;
    padding: 0 var(--gti-space-6);
}

/* ── Seções ────────────────────────────────────────────────── */
.gti-section {
    padding: var(--gti-space-20) 0;
}

.gti-section-sm {
    padding: var(--gti-space-12) 0;
}

.gti-section-lg {
    padding: var(--gti-space-24) 0;
}

.gti-section-title {
    font-size: var(--gti-font-size-3xl);
    font-weight: 700;
    color: var(--gti-slate-900);
    margin-bottom: var(--gti-space-4);
    line-height: 1.2;
}

.gti-section-subtitle {
    font-size: var(--gti-font-size-lg);
    color: var(--gti-slate-500);
    max-width: 600px;
    margin-bottom: var(--gti-space-12);
    line-height: 1.6;
}

/* ── Hero ──────────────────────────────────────────────────── */
.gti-hero {
    background: linear-gradient(135deg, var(--gti-slate-900) 0%, var(--gti-brand-blue-dark) 100%);
    color: #ffffff;
    padding: var(--gti-space-24) 0;
    text-align: center;
}

.gti-hero-badge {
    display: inline-block;
    background-color: rgba(255,255,255,0.15);
    color: #ffffff;
    font-size: var(--gti-font-size-sm);
    font-weight: 600;
    padding: var(--gti-space-1) var(--gti-space-3);
    border-radius: 999px;
    margin-bottom: var(--gti-space-6);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.gti-hero-title {
    font-size: clamp(var(--gti-font-size-3xl), 5vw, var(--gti-font-size-5xl));
    font-weight: 800;
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: var(--gti-space-6);
}

.gti-hero-title span {
    color: var(--gti-brand-blue-light);
}

.gti-hero-description {
    font-size: var(--gti-font-size-lg);
    color: var(--gti-slate-300);
    max-width: 640px;
    margin: 0 auto var(--gti-space-8);
    line-height: 1.7;
}

.gti-hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--gti-space-4);
    flex-wrap: wrap;
}

/* ── Botões ────────────────────────────────────────────────── */
.gti-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--gti-space-2);
    padding: var(--gti-space-3) var(--gti-space-6);
    border-radius: var(--gti-radius-lg);
    font-size: var(--gti-font-size-base);
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--gti-transition);
    white-space: nowrap;
}

.gti-action-btn {
    min-height: 38px;
    border-radius: var(--gti-radius-lg);
    justify-content: center;
}

.gti-btn-primary {
    background-color: var(--gti-primary);
    color: var(--gti-primary-contrast);
    border-color: var(--gti-primary);
}

.gti-btn-primary:hover {
    background-color: var(--gti-primary-dark);
    border-color: var(--gti-primary-dark);
    color: var(--gti-primary-contrast);
    transform: translateY(-1px);
    box-shadow: var(--gti-shadow-md);
}

.gti-btn-outline {
    background-color: transparent;
    color: var(--gti-primary);
    border-color: var(--gti-primary);
}

.gti-btn-outline:hover {
    background-color: var(--gti-primary);
    color: var(--gti-primary-contrast);
    transform: translateY(-1px);
    box-shadow: var(--gti-shadow-md);
}

.gti-btn-whatsapp {
    background-color: #ffffff;
    color: #25d366;
    border-color: #25d366;
}

.gti-btn-whatsapp:hover {
    background-color: #25d366;
    border-color: #1faa52;
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: var(--gti-shadow-md);
}

.gti-btn-whatsapp i {
    font-size: 1rem;
    line-height: 1;
}

.gti-btn-white {
    background-color: #ffffff;
    color: var(--gti-primary);
    border-color: #ffffff;
}

.gti-btn-white:hover {
    background-color: var(--gti-slate-100);
    color: var(--gti-primary-dark);
}

.gti-btn-white-outline {
    background-color: transparent;
    color: #ffffff;
    border-color: rgba(255,255,255,0.6);
}

.gti-btn-white-outline:hover {
    background-color: rgba(255,255,255,0.15);
    color: #ffffff;
}

.gti-btn-lg {
    padding: var(--gti-space-4) var(--gti-space-8);
    font-size: var(--gti-font-size-lg);
}

.gti-btn-sm {
    padding: var(--gti-space-2) var(--gti-space-4);
    font-size: var(--gti-font-size-sm);
}

/* ── Cards ─────────────────────────────────────────────────── */
.gti-card {
    background-color: #ffffff;
    border: 1px solid var(--gti-border-color);
    border-radius: var(--gti-radius-xl);
    padding: var(--gti-space-6);
    box-shadow: var(--gti-shadow-sm);
    transition: box-shadow var(--gti-transition-slow), transform var(--gti-transition-slow);
}

.gti-card:hover {
    box-shadow: var(--gti-shadow-lg);
    transform: translateY(-2px);
}

.gti-card-icon {
    width: 48px;
    height: 48px;
    background-color: var(--gti-slate-100);
    border-radius: var(--gti-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--gti-space-4);
    font-size: 1.5rem;
    color: var(--gti-primary);
}

.gti-card-title {
    font-size: var(--gti-font-size-lg);
    font-weight: 700;
    color: var(--gti-slate-900);
    margin-bottom: var(--gti-space-2);
}

.gti-card-text {
    font-size: var(--gti-font-size-sm);
    color: var(--gti-slate-500);
    line-height: 1.6;
    margin: 0;
}

/* ── Cards de Plano (Pricing) ──────────────────────────────── */
.gti-plan-card {
    background-color: #ffffff;
    border: 2px solid var(--gti-border-color);
    border-radius: var(--gti-radius-2xl);
    padding: var(--gti-space-8);
    display: flex;
    flex-direction: column;
    transition: border-color var(--gti-transition-slow), box-shadow var(--gti-transition-slow);
}

.gti-plan-card.featured {
    border-color: var(--gti-primary);
    box-shadow: var(--gti-shadow-xl);
}

.gti-plan-card.selected {
    border-color: #0ea5e9;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.22), 0 22px 48px rgba(14, 116, 144, 0.22);
}

.gti-plan-card.featured.selected {
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.28), 0 28px 52px rgba(29, 78, 216, 0.24);
}

.gti-plan-badge {
    display: inline-block;
    background-color: var(--gti-primary);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: var(--gti-space-1) var(--gti-space-3);
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--gti-space-4);
    align-self: flex-start;
}

.gti-cycle-active {
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.24);
}

.gti-pricing-option-link {
    text-decoration: none;
    color: inherit;
    transition: transform var(--gti-transition), box-shadow var(--gti-transition), border-color var(--gti-transition);
}

.gti-pricing-option-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.14);
    border-color: #38bdf8 !important;
    color: inherit;
}

.gti-pricing-total-annual {
    font-size: var(--gti-font-size-sm);
    font-weight: 700;
    color: var(--gti-slate-700);
}

.gti-plan-name {
    font-size: var(--gti-font-size-xl);
    font-weight: 700;
    color: var(--gti-slate-900);
    margin-bottom: var(--gti-space-2);
}

.gti-plan-price {
    margin-bottom: var(--gti-space-6);
}

.gti-plan-price .amount {
    font-size: var(--gti-font-size-4xl);
    font-weight: 800;
    color: var(--gti-slate-900);
    line-height: 1;
}

.gti-plan-price .currency {
    font-size: var(--gti-font-size-xl);
    font-weight: 600;
    color: var(--gti-slate-500);
    vertical-align: top;
    margin-top: 6px;
    display: inline-block;
}

.gti-plan-price .period {
    font-size: var(--gti-font-size-sm);
    color: var(--gti-slate-400);
}

.gti-plan-features {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--gti-space-8);
    flex: 1;
}

.gti-plan-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--gti-space-2);
    font-size: var(--gti-font-size-sm);
    color: var(--gti-slate-600);
    padding: var(--gti-space-2) 0;
    border-bottom: 1px solid var(--gti-slate-100);
}

.gti-plan-features li:last-child {
    border-bottom: none;
}

.gti-plan-features li::before {
    content: '✓';
    color: var(--gti-success);
    font-weight: 700;
    flex-shrink: 0;
}

/* ── Seção de Destaque (CTA) ───────────────────────────────── */
.gti-cta-section {
    background: linear-gradient(135deg, var(--gti-brand-blue-dark) 0%, var(--gti-slate-900) 100%);
    color: #ffffff;
    padding: var(--gti-space-20) 0;
    text-align: center;
}

.gti-cta-title {
    font-size: var(--gti-font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--gti-space-4);
}

.gti-cta-subtitle {
    font-size: var(--gti-font-size-lg);
    color: var(--gti-slate-300);
    max-width: 560px;
    margin: 0 auto var(--gti-space-8);
}

/* ── Rodapé ────────────────────────────────────────────────── */
.gti-footer {
    background-color: var(--gti-slate-900);
    color: var(--gti-slate-400);
    padding: var(--gti-space-16) 0 var(--gti-space-8);
}

.gti-footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--gti-space-8);
    margin-bottom: var(--gti-space-12);
}

.gti-footer-brand .gti-navbar-logo {
    filter: brightness(0) invert(1);
    opacity: 0.9;
    margin-bottom: var(--gti-space-4);
}

.gti-footer-tagline {
    font-size: var(--gti-font-size-sm);
    line-height: 1.6;
    max-width: 280px;
}

.gti-footer-social {
    margin: var(--gti-space-4) 0 0;
    padding: 0;
    list-style: none;
    display: flex;
    gap: var(--gti-space-2);
}

.gti-footer-social a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid var(--gti-slate-600);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--gti-transition);
}

.gti-footer-social a:hover {
    border-color: #38bdf8;
    color: #38bdf8;
    transform: translateY(-1px);
}

.gti-footer-heading {
    font-size: var(--gti-font-size-sm);
    font-weight: 700;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--gti-space-4);
}

.gti-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.gti-footer-links li {
    margin-bottom: var(--gti-space-2);
}

.gti-footer-offices li {
    margin-bottom: var(--gti-space-4);
}

.gti-footer-offices strong,
.gti-footer-offices span,
.gti-footer-offices small {
    display: block;
    font-size: var(--gti-font-size-sm);
    line-height: 1.45;
}

.gti-footer-offices small {
    color: var(--gti-slate-400);
    margin-top: 4px;
}

.gti-footer-links a {
    color: var(--gti-slate-400);
    text-decoration: none;
    font-size: var(--gti-font-size-sm);
    transition: color var(--gti-transition);
}

.gti-footer-links a:hover {
    color: #ffffff;
}

.gti-footer-links a.gti-btn {
    font-size: var(--gti-font-size-sm);
}

.gti-footer-links a.gti-btn-whatsapp {
    color: #25d366;
}

.gti-footer-links a.gti-btn-whatsapp:hover {
    color: #ffffff;
}

.gti-footer-links a.gti-btn-outline,
.gti-footer-links a.gti-btn-outline:hover {
    color: var(--gti-primary);
}

.gti-footer-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: var(--gti-space-2);
}

.gti-footer-whatsapp span {
    margin-left: 2px;
}

.gti-footer-action-item {
    margin-top: var(--gti-space-2);
}

.gti-footer-app-btn,
.gti-footer-whatsapp {
    width: 100%;
    justify-content: center;
}

.gti-footer-bottom {
    border-top: 1px solid var(--gti-slate-700);
    padding-top: var(--gti-space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--gti-space-4);
    flex-wrap: wrap;
    font-size: var(--gti-font-size-sm);
}

.gti-whatsapp-float {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: #25d366;
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 14px 28px rgba(17, 24, 39, 0.25);
    z-index: 1100;
    text-decoration: none;
    transition: transform var(--gti-transition), background-color var(--gti-transition);
}

.gti-whatsapp-float i {
    font-size: 1.6rem;
    line-height: 1;
}

.gti-whatsapp-float:hover {
    color: #ffffff;
    background-color: #1faa52;
    transform: translateY(-2px);
}

/* ── Partners ─────────────────────────────────────────────── */
.gti-btn-white-outline {
    border-color: rgba(191, 219, 254, 0.85);
    color: #f8fafc;
    background-color: transparent;
}

.gti-btn-white-outline:hover {
    background-color: rgba(15, 23, 42, 0.32);
    color: #ffffff;
    border-color: #ffffff;
}

.gti-partner-hero-card {
    border-radius: var(--gti-radius-xl);
    border: 1px solid rgba(125, 211, 252, 0.35);
    background: rgba(2, 6, 23, 0.35);
    padding: var(--gti-space-6);
    color: #e2e8f0;
}

.gti-partner-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
}

.gti-partner-checklist li {
    position: relative;
    padding-left: 1.3rem;
    margin-bottom: var(--gti-space-2);
}

.gti-partner-checklist li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #22c55e;
}

.gti-partner-model-card {
    background-color: #ffffff;
    border: 1px solid var(--gti-slate-200);
    border-radius: var(--gti-radius-xl);
    padding: var(--gti-space-6);
    box-shadow: var(--gti-shadow-sm);
}

.gti-partner-tier-card {
    background: #ffffff;
    border: 1px solid var(--gti-slate-200);
    border-radius: var(--gti-radius-xl);
    padding: var(--gti-space-6);
    box-shadow: var(--gti-shadow-sm);
    height: 100%;
}

.gti-partner-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.gti-partner-list li {
    position: relative;
    padding-left: 1rem;
    margin-bottom: var(--gti-space-2);
    font-size: var(--gti-font-size-sm);
    color: var(--gti-slate-700);
}

.gti-partner-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--gti-primary);
    font-weight: 700;
}

.gti-partner-list-benefits li::before {
    color: #16a34a;
}

.gti-partner-benefit-banner {
    border: 1px solid #bfdbfe;
    background: linear-gradient(180deg, #eff6ff 0%, #ffffff 100%);
}

.gti-affiliate-card {
    border: 1px solid var(--gti-slate-200);
    border-radius: var(--gti-radius-lg);
    padding: var(--gti-space-5);
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.gti-affiliate-link {
    font-weight: 700;
    color: var(--gti-primary);
    text-decoration: none;
}

.gti-affiliate-link:hover {
    text-decoration: underline;
}

/* ── Partner tier medals / trophy icons ───────────────────────── */
.gti-tier-medal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(15, 23, 42, 0.04);
    box-shadow: 0 6px 16px rgba(2,6,23,0.06);
    flex-shrink: 0;
}
.gti-tier-medal i {
    font-size: 1rem;
    line-height: 1;
}
.gti-tier-medal-bronze {
    color: #b87333; /* bronze */
    background: linear-gradient(180deg, rgba(184,115,51,0.12), rgba(184,115,51,0.04));
    border: 1px solid rgba(184,115,51,0.14);
}
.gti-tier-medal-silver {
    color: #9ea7ad; /* silver */
    background: linear-gradient(180deg, rgba(158,167,173,0.12), rgba(158,167,173,0.04));
    border: 1px solid rgba(158,167,173,0.14);
}
.gti-tier-medal-gold {
    color: #d4af37; /* gold */
    background: linear-gradient(180deg, rgba(212,175,55,0.12), rgba(212,175,55,0.04));
    border: 1px solid rgba(212,175,55,0.14);
}

/* Partner tier typography and ecosystem section */
.gti-partner-tier-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--gti-slate-900);
    margin: 0;
    line-height: 1.2;
}
.gti-partner-tier-kicker {
    font-size: 0.8rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}
.gti-partner-tier-subtitle {
    font-size: 0.9rem;
    color: var(--gti-slate-700);
    margin: 0 0 var(--gti-space-3) 0;
    line-height: 1.55;
}
.gti-partner-tier-description p {
    margin: 0 0 var(--gti-space-3) 0;
    color: var(--gti-slate-600);
}
.gti-partner-ecosystem h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gti-slate-900);
}
.gti-partner-ecosystem p {
    margin: 0 0 var(--gti-space-4) 0;
}
.gti-partner-ecosystem-section .gti-card {
    border-color: var(--gti-slate-200);
}
.gti-partner-ecosystem-intro {
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}
.gti-partner-ecosystem-card h3,
.gti-partner-fit-card h3 {
    color: var(--gti-slate-900);
}
.gti-partner-fit-card h4 {
    color: var(--gti-slate-900);
}


/* ── Utilitários de Texto ──────────────────────────────────── */
.text-brand-blue   { color: var(--gti-brand-blue); }
.text-brand-light  { color: var(--gti-brand-blue-light); }
.text-muted-public { color: var(--gti-slate-500); }

/* ── Badges de Status ──────────────────────────────────────── */
.gti-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 10px;
    border-radius: 999px;
    letter-spacing: 0.03em;
}

.gti-badge-blue   { background-color: #dbeafe; color: #1d4ed8; }
.gti-badge-green  { background-color: #d1fae5; color: #065f46; }
.gti-badge-yellow { background-color: #fef3c7; color: #92400e; }

/* ── Commerce Quote Builder ───────────────────────────────── */
.commerce-summary-sticky {
    position: sticky;
    top: calc(var(--gti-navbar-height) + var(--gti-space-4));
}

.commerce-breakdown-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--gti-space-3);
    margin-bottom: var(--gti-space-2);
    font-size: var(--gti-font-size-sm);
    color: var(--gti-slate-700);
}

.commerce-breakdown-total {
    font-size: var(--gti-font-size-base);
    color: var(--gti-slate-900);
}

.commerce-breakdown-charge-now {
    margin-top: var(--gti-space-2);
    padding-top: var(--gti-space-2);
    border-top: 1px dashed var(--gti-border-color);
    font-size: var(--gti-font-size-base);
    color: var(--gti-slate-900);
}

.gti-sales-callout {
    border: 1px solid #bae6fd;
    border-radius: var(--gti-radius-xl);
    background: linear-gradient(180deg, #f0f9ff 0%, #ffffff 100%);
    padding: var(--gti-space-4);
}

/* ── Hero Banner Image ─────────────────────────────────────── */
.gti-hero-banner {
    width: 100%;
    height: auto;
    max-width: 100%;
    display: block;
    border-radius: var(--gti-radius-xl);
    box-shadow: 0 24px 56px rgba(17, 24, 39, 0.35);
}

/* ── How It Works — Resumo Executivo (cards 1-2-3) ─────────── */
.gti-hiw-step-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: var(--gti-radius-xl);
    padding: var(--gti-space-8) var(--gti-space-6);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
    transition: box-shadow var(--gti-transition), transform var(--gti-transition);
}

.gti-hiw-step-card:hover {
    box-shadow: 0 24px 52px rgba(3, 105, 161, 0.2);
    transform: translateY(-4px);
}

.gti-hiw-step-number-wrap {
    display: inline-flex;
    padding: 6px;
    border-radius: 999px;
    background: linear-gradient(145deg, #67e8f9 0%, #0ea5e9 100%);
    box-shadow: 0 10px 18px rgba(3, 105, 161, 0.24);
}

.gti-hiw-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: linear-gradient(145deg, #0369a1 0%, #075985 100%);
    color: #ffffff;
    font-size: var(--gti-font-size-xl);
    font-weight: 800;
    border: 2px solid rgba(255, 255, 255, 0.65);
}

.gti-hiw-step-illustration {
    margin: var(--gti-space-4) auto 0;
    min-height: 128px;
    border-radius: var(--gti-radius-lg);
    background: linear-gradient(135deg, var(--gti-slate-900) 0%, var(--gti-brand-blue-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--gti-space-4);
    box-shadow: inset 0 0 0 1px rgba(186, 230, 253, 0.24);
}

.gti-hiw-step-illustration img {
    max-height: 100px;
    width: auto;
    max-width: 100%;
}

/* ── How It Works — Detalhe por Passo ─────────────────────── */
.gti-hiw-detail-row {
    padding: var(--gti-space-16) 0;
}

.gti-hiw-detail-step-label {
    display: inline-block;
    background-color: var(--gti-brand-blue-light, #dbeafe);
    color: var(--gti-primary);
    font-size: var(--gti-font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: var(--gti-space-1) var(--gti-space-3);
    border-radius: 999px;
    margin-bottom: var(--gti-space-3);
}

.gti-hiw-detail-illustration {
    background: linear-gradient(135deg, var(--gti-slate-900) 0%, var(--gti-brand-blue-dark) 100%);
    border: 1px solid rgba(125, 211, 252, 0.28);
    border-radius: var(--gti-radius-xl);
    padding: var(--gti-space-8);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    box-shadow: 0 18px 46px rgba(15, 23, 42, 0.28);
}

.gti-hiw-detail-illustration img {
    max-height: 260px;
    width: auto;
    max-width: 100%;
    filter: drop-shadow(0 8px 16px rgba(15, 23, 42, 0.45));
}

.gti-hiw-band {
    width: 100%;
}

.gti-hiw-band-dark {
    background: linear-gradient(135deg, var(--gti-slate-900) 0%, var(--gti-brand-blue-dark) 100%);
}

.gti-hiw-band-light {
    background-color: #ffffff;
}

.gti-hiw-band-dark .gti-hiw-detail-step-label {
    background-color: rgba(186, 230, 253, 0.16);
    color: #e0f2fe;
}

.gti-hiw-band-dark h3,
.gti-hiw-band-dark p,
.gti-hiw-band-dark .gti-hiw-feature-list li {
    color: #e2e8f0;
}

.gti-hiw-band-dark .gti-hiw-feature-list li {
    border-bottom: 1px solid rgba(148, 163, 184, 0.28);
}

.gti-hiw-band-dark .gti-hiw-feature-list li::before {
    color: #22c55e;
}

.gti-hiw-feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.gti-hiw-feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--gti-space-3);
    padding: var(--gti-space-2) 0;
    border-bottom: 1px solid var(--gti-slate-100);
    font-size: var(--gti-font-size-base);
    color: var(--gti-slate-700);
}

.gti-hiw-feature-list li:last-child {
    border-bottom: none;
}

.gti-hiw-feature-list li::before {
    content: '✓';
    color: var(--gti-success, #16a34a);
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
}

/* ── Utilitário de espacamento extra ─────────────────────── */
.mb-6 { margin-bottom: 3rem !important; }

/* ── Responsividade ────────────────────────────────────────── */
@media (max-width: 991px) {
    .gti-footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .gti-navbar-nav {
        display: none;  /* substituído por offcanvas Bootstrap em mobile */
    }
}

@media (max-width: 575px) {
    .gti-footer-grid {
        grid-template-columns: 1fr;
    }

    .gti-section {
        padding: var(--gti-space-12) 0;
    }

    .gti-hero {
        padding: var(--gti-space-16) 0;
    }

    .commerce-summary-sticky {
        position: static;
    }

    .gti-whatsapp-float {
        width: 52px;
        height: 52px;
        right: 14px;
        bottom: 14px;
    }
}