/* ==========================================================
   EMPRESA-IA — LANDING PAGE CSS
   Design: Executivo · Limpo · Profissional · Conversão G4
   ========================================================== */

/* ---------- DESIGN TOKENS ---------- */
:root {
    /* Cores */
    --brand:        #00BFFF;          /* Identidade NSDBR */
    --brand-dark:   #0099CC;
    --brand-glow:   rgba(0,191,255,.15);
    --bg:           #FAFBFC;          /* Branco levemente quente */
    --bg-alt:       #F0F4F8;          /* Seção alternada */
    --surface:      #FFFFFF;
    --border:       #E2E8F0;
    --text-primary: #0D1B2A;          /* Quase preto */
    --text-body:    #374151;
    --text-muted:   #6B7280;
    --success:      #059669;
    --danger:       #DC2626;

    /* Tipografia */
    --font:         'Inter', system-ui, sans-serif;
    --text-xs:      0.75rem;
    --text-sm:      0.875rem;
    --text-base:    1rem;
    --text-lg:      1.125rem;
    --text-xl:      1.25rem;
    --text-2xl:     1.5rem;
    --text-3xl:     1.875rem;
    --text-4xl:     2.25rem;
    --text-5xl:     3rem;

    /* Espaçamento */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-24: 6rem;

    /* Layout */
    --max-w: 1120px;
    --max-w-narrow: 760px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 999px;

    /* Sombras */
    --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md:  0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.05);
    --shadow-lg:  0 12px 40px rgba(0,0,0,.1), 0 4px 12px rgba(0,0,0,.06);
    --shadow-brand: 0 8px 32px rgba(0,191,255,.25);

    /* Transições */
    --ease: cubic-bezier(.4,0,.2,1);
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font);
    background-color: var(--bg);
    color: var(--text-body);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; }
details summary { cursor: pointer; }
details summary::-webkit-details-marker { display: none; }

/* ---------- UTILITÁRIOS ---------- */
.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-6);
}
.container-narrow {
    max-width: var(--max-w-narrow);
    margin: 0 auto;
    padding: 0 var(--space-6);
}
.text-center { text-align: center; }

/* ============================================================
   HEADER / NAVBAR
   ============================================================ */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(255,255,255,.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow .3s var(--ease);
}
#header.scrolled { box-shadow: var(--shadow-md); }

.nav-container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-6);
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
}
.nav-logo-icon,
.nav-logo-img {
    height: 28px !important;
    max-height: 28px !important;
    width: auto !important;
    max-width: 32px !important;
    object-fit: contain;
    flex-shrink: 0;
    display: inline-block;
    transition: transform .2s var(--ease);
}
.nav-logo:hover .nav-logo-icon,
.nav-logo:hover .nav-logo-img {
    transform: scale(1.08);
}
.logo-text {
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--brand);
    letter-spacing: -0.5px;
}

.nav-badge {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-body);
    background: var(--bg-alt);
    border: 1px solid var(--border);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
}
.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse 2s ease-in-out infinite;
    flex-shrink: 0;
}
@keyframes pulse {
    0%,100% { opacity: 1; transform: scale(1); }
    50%      { opacity: .6; transform: scale(.85); }
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: var(--text-primary);
    color: #fff;
    font-size: var(--text-sm);
    font-weight: 700;
    border-radius: var(--radius-full);
    white-space: nowrap;
    transition: background .2s var(--ease), transform .15s var(--ease);
}
.nav-cta:hover {
    background: var(--brand-dark);
    transform: translateY(-1px);
}

/* ============================================================
   HERO
   ============================================================ */
#hero {
    min-height: 100vh;
    padding: calc(68px + var(--space-16)) var(--space-6) var(--space-24);
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: var(--space-16);
    align-items: center;
    max-width: var(--max-w);
    margin: 0 auto;
}

.hero-inner { max-width: 680px; }

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--brand);
    background: var(--brand-glow);
    border: 1px solid rgba(0,191,255,.3);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
}

.hero-headline {
    font-size: clamp(2.4rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.15;
    letter-spacing: -1px;
    margin-bottom: var(--space-6);
}
.hero-headline .highlight {
    color: var(--brand);
    position: relative;
}
.hero-headline .highlight::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--brand);
    opacity: .3;
    border-radius: 2px;
}

.hero-sub {
    font-size: var(--text-lg);
    color: var(--text-body);
    line-height: 1.7;
    margin-bottom: var(--space-8);
    max-width: 580px;
}
.hero-sub strong { color: var(--text-primary); font-weight: 700; }

/* Métricas hero */
.hero-metrics {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
    padding: var(--space-6) var(--space-8);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}
.metric { text-align: center; }
.metric-num {
    display: block;
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}
.metric-label {
    font-size: var(--text-xs);
    color: var(--text-muted);
    font-weight: 500;
    margin-top: var(--space-1);
    display: block;
}
.metric-divider {
    width: 1px;
    height: 48px;
    background: var(--border);
    flex-shrink: 0;
}

/* CTAs hero */
.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

/* Botão primário global */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    background: var(--brand);
    color: var(--text-primary);
    font-size: var(--text-base);
    font-weight: 700;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-brand);
    transition: background .2s var(--ease), transform .15s var(--ease), box-shadow .2s var(--ease);
    white-space: nowrap;
}
.btn-primary:hover {
    background: var(--brand-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0,191,255,.35);
}
.btn-primary.btn-large {
    padding: var(--space-4) var(--space-12);
    font-size: var(--text-lg);
}

/* Botão secundário */
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-6);
    background: transparent;
    color: var(--text-primary);
    font-size: var(--text-base);
    font-weight: 600;
    border: 2px solid var(--border);
    border-radius: var(--radius-full);
    transition: border-color .2s var(--ease), color .2s var(--ease), transform .15s var(--ease);
}
.btn-secondary:hover {
    border-color: var(--brand);
    color: var(--brand);
    transform: translateY(-2px);
}

/* Botão WhatsApp */
.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    background: #25D366;
    color: #fff;
    font-size: var(--text-base);
    font-weight: 700;
    border-radius: var(--radius-full);
    transition: background .2s var(--ease), transform .15s var(--ease);
    white-space: nowrap;
}
.btn-whatsapp:hover {
    background: #128C7E;
    transform: translateY(-2px);
}
.btn-whatsapp.btn-large {
    padding: var(--space-4) var(--space-12);
    font-size: var(--text-lg);
}

.btn-link {
    color: var(--brand);
    font-weight: 700;
    border-bottom: 2px solid var(--brand);
    padding-bottom: 2px;
    transition: opacity .2s;
}
.btn-link:hover { opacity: .75; }

/* Trust badges hero */
.hero-trust {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--text-muted);
}
.trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}
.trust-badges span {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-body);
}

/* Visual lado direito do hero */
.hero-visual {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}
.photo-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--bg-alt);
}
.hero-photo {
    width: 100%;
    height: auto;
    max-height: 460px;
    object-fit: cover;
}
.photo-badge {
    position: absolute;
    bottom: var(--space-4);
    left: var(--space-4);
    right: var(--space-4);
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    transition: all .25s var(--ease);
    text-decoration: none;
}
.photo-badge-link:hover {
    transform: translateY(-2px);
    background: #ffffff;
    border-color: var(--brand);
    box-shadow: var(--shadow-lg);
    color: var(--brand-dark);
}
.badge-ext-icon {
    margin-left: auto;
    font-size: 0.75rem;
    opacity: .5;
    transition: opacity .2s, transform .2s;
}
.photo-badge-link:hover .badge-ext-icon {
    opacity: 1;
    color: var(--brand);
    transform: translate(2px, -2px);
}

.credentials-float {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}
.cred-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    transition: all .25s var(--ease);
    position: relative;
}
.cred-item-link:hover {
    transform: translateY(-3px) scale(1.015);
    border-color: var(--brand);
    box-shadow: var(--shadow-md), 0 0 16px rgba(0,191,255,.12);
    background: #ffffff;
}
.cred-logo {
    width: 26px;
    height: 26px;
    object-fit: contain;
    flex-shrink: 0;
}
.cred-info {
    flex: 1;
    min-width: 0;
}
.cred-info strong {
    display: block;
    font-size: var(--text-sm);
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.3;
}
.cred-info span {
    display: block;
    font-size: var(--text-xs);
    color: var(--text-muted);
    line-height: 1.3;
    margin-top: 1px;
}
.cred-link-icon {
    font-size: 0.75rem;
    color: var(--text-muted);
    opacity: 0;
    margin-left: auto;
    transition: opacity .2s, transform .2s, color .2s;
    flex-shrink: 0;
}
.cred-item-link:hover .cred-link-icon {
    opacity: 1;
    color: var(--brand);
    transform: translate(2px, -2px);
}

/* ============================================================
   SEÇÕES GENÉRICAS
   ============================================================ */
.section-clean {
    padding: var(--space-24) var(--space-6);
    background: var(--bg);
}
.section-alt {
    padding: var(--space-24) var(--space-6);
    background: var(--bg-alt);
}

.section-label {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--brand);
    margin-bottom: var(--space-4);
}
.section-label.light { color: rgba(255,255,255,.8); }

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: var(--space-4);
}
.section-title.light { color: #fff; }
.section-title em { color: var(--brand); font-style: normal; }

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--text-body);
    margin-bottom: var(--space-12);
    max-width: 620px;
}
.section-subtitle.light { color: rgba(255,255,255,.85); max-width: 640px; margin: 0 auto var(--space-12); }

/* ============================================================
   PROBLEMA
   ============================================================ */
#problema .container {
    max-width: var(--max-w);
    margin: 0 auto;
}
.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-12);
}
.problem-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-8);
    box-shadow: var(--shadow-sm);
    transition: box-shadow .3s var(--ease), transform .3s var(--ease);
}
.problem-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.problem-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: #FFF3F3;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
}
.problem-icon i {
    font-size: 1.4rem;
    color: var(--danger);
}
.problem-card h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}
.problem-card p {
    font-size: var(--text-base);
    color: var(--text-body);
    line-height: 1.7;
}
.problem-cta {
    text-align: center;
    font-size: var(--text-lg);
    color: var(--text-body);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
}
.problem-cta strong { color: var(--text-primary); }

/* ============================================================
   PROGRAMA / TIMELINE
   ============================================================ */
#programa .container { max-width: var(--max-w); margin: 0 auto; }
.program-timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}
.program-timeline::before {
    content: '';
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--brand) 0%, var(--border) 100%);
    border-radius: 1px;
}
.timeline-step {
    display: flex;
    gap: var(--space-6);
    padding: var(--space-6) 0;
    position: relative;
}
.step-num {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--brand);
    color: var(--text-primary);
    font-size: var(--text-base);
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-brand);
    position: relative;
    z-index: 1;
}
.step-content {
    flex: 1;
    padding-top: var(--space-3);
}
.step-content h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}
.step-content p {
    font-size: var(--text-base);
    color: var(--text-body);
    line-height: 1.7;
    margin-bottom: var(--space-3);
}
.step-content p strong { color: var(--text-primary); }
.step-tag {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--brand-dark);
    background: var(--brand-glow);
    border: 1px solid rgba(0,191,255,.25);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
}

/* ============================================================
   FEATURES / O QUE ESTÁ INCLUÍDO
   ============================================================ */
#incluso .container { max-width: var(--max-w); margin: 0 auto; }
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}
.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-8);
    box-shadow: var(--shadow-sm);
    transition: box-shadow .3s var(--ease), transform .3s var(--ease);
}
.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: rgba(0,191,255,.3);
}
.feature-icon-wrap {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--brand-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    border: 1px solid rgba(0,191,255,.25);
}
.feature-icon-wrap i {
    font-size: 1.4rem;
    color: var(--brand);
}
.feature-card h3 {
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}
.feature-card p {
    font-size: var(--text-sm);
    color: var(--text-body);
    line-height: 1.7;
}

/* ============================================================
   PARA QUEM É
   ============================================================ */
#para-quem .container { max-width: var(--max-w); margin: 0 auto; }
.fit-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}
.fit-col {
    background: var(--surface);
    border-radius: var(--radius-md);
    padding: var(--space-8);
    border: 2px solid var(--border);
    box-shadow: var(--shadow-sm);
}
.fit-yes { border-color: rgba(5,150,105,.3); }
.fit-no  { border-color: rgba(220,38,38,.2); }
.fit-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}
.fit-header i { font-size: 1.5rem; }
.fit-yes .fit-header i { color: var(--success); }
.fit-no  .fit-header i { color: var(--danger); }
.fit-header h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
}
.fit-col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.fit-col ul li {
    font-size: var(--text-base);
    color: var(--text-body);
    padding-left: var(--space-6);
    position: relative;
    line-height: 1.5;
}
.fit-col ul li::before {
    position: absolute;
    left: 0;
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: var(--text-xs);
}
.fit-yes ul li::before { content: '\f00c'; color: var(--success); top: 4px; }
.fit-no  ul li::before { content: '\f00d'; color: var(--danger);  top: 4px; }

/* ============================================================
   AUTORIDADE
   ============================================================ */
#autoridade .container { max-width: var(--max-w); margin: 0 auto; }
.authority-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: clamp(3rem, 5vw, 4.5rem);
    align-items: start;
}
.authority-left {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    max-width: 320px;
    width: 100%;
}
.auth-img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--border);
}

/* Vitrine 3D de Logos dos Parceiros (Disposição 2 - 2 - 1) */
.authority-logos-strip {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all .3s var(--ease);
}
.authority-logos-strip:hover {
    border-color: rgba(0, 191, 255, 0.35);
    box-shadow: var(--shadow-md), 0 0 20px rgba(0,191,255,0.08);
}
.auth-logo-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all .25s var(--ease);
    text-decoration: none;
    cursor: pointer;
    height: 52px;
    box-sizing: border-box;
}
.auth-logo-badge:last-child {
    grid-column: span 2;
    justify-self: center;
    width: calc(50% - (var(--space-3) / 2));
}
.auth-logo-badge img {
    height: 28px;
    max-height: 28px;
    width: auto;
    max-width: 90px;
    object-fit: contain;
    transition: transform .25s var(--ease);
}
.auth-logo-badge:hover {
    transform: translateY(-2px) scale(1.04);
    background: #ffffff;
    border-color: var(--brand);
    box-shadow: var(--shadow-sm);
}
.auth-logo-badge:hover img {
    transform: scale(1.08);
}
.authority-content h3 {
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}
.auth-role {
    font-size: var(--text-base);
    color: var(--brand);
    font-weight: 600;
    margin-bottom: var(--space-6);
}
.auth-bio {
    font-size: var(--text-base);
    color: var(--text-body);
    line-height: 1.75;
    margin-bottom: var(--space-4);
}
.auth-bio strong { color: var(--text-primary); }
.auth-credentials {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
    margin-top: var(--space-6);
}
.auth-cred {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
}
.auth-cred i {
    color: var(--brand);
    font-size: 1rem;
    margin-top: 2px;
    flex-shrink: 0;
}
.auth-cred span {
    font-size: var(--text-sm);
    color: var(--text-body);
    font-weight: 500;
    line-height: 1.4;
}

/* ============================================================
   DEPOIMENTOS
   ============================================================ */
#depoimentos .container { max-width: var(--max-w); margin: 0 auto; }
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}
.testimonial-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-8);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    transition: box-shadow .3s var(--ease), transform .3s var(--ease);
}
.testimonial-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.testimonial-stars { display: flex; gap: 2px; }
.testimonial-stars i { color: #F59E0B; font-size: var(--text-sm); }
.testimonial-card p {
    font-size: var(--text-base);
    color: var(--text-body);
    line-height: 1.7;
    flex: 1;
    font-style: italic;
}
.testimonial-card p strong { color: var(--text-primary); font-style: normal; }
.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border);
}
.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--brand-glow);
    border: 2px solid rgba(0,191,255,.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xs);
    font-weight: 800;
    color: var(--brand-dark);
    flex-shrink: 0;
}
.testimonial-author strong {
    display: block;
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--text-primary);
}
.testimonial-author span {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

/* ============================================================
   FAQ
   ============================================================ */
#faq .container-narrow { max-width: var(--max-w-narrow); margin: 0 auto; }
.faq-list { display: flex; flex-direction: column; gap: var(--space-3); }
.faq-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: box-shadow .2s var(--ease);
}
.faq-item[open] {
    box-shadow: var(--shadow-md);
    border-color: rgba(0,191,255,.3);
}
.faq-item summary {
    padding: var(--space-5) var(--space-6);
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--text-primary);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
    transition: background .2s var(--ease);
}
.faq-item summary:hover { background: var(--bg-alt); }
.faq-item summary::after {
    content: '\f107';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--brand);
    font-size: var(--text-base);
    transition: transform .3s var(--ease);
    flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-body {
    padding: 0 var(--space-6) var(--space-5);
    font-size: var(--text-base);
    color: var(--text-body);
    line-height: 1.75;
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.section-cta {
    background: linear-gradient(135deg, #0D1B2A 0%, #0a2540 50%, #0D1B2A 100%);
    padding: var(--space-24) var(--space-6);
    text-align: center;
}
.cta-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    margin: var(--space-12) 0;
}
.cta-divider {
    font-size: var(--text-sm);
    color: rgba(255,255,255,.5);
    display: flex;
    align-items: center;
    gap: var(--space-4);
}
.cta-divider::before, .cta-divider::after {
    content: '';
    width: 60px;
    height: 1px;
    background: rgba(255,255,255,.2);
}
.cta-guarantees {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}
.guarantee-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: rgba(255,255,255,.75);
}
.guarantee-item i { color: var(--brand); }
.contact-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-6);
}
.contact-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: rgba(255,255,255,.6);
    transition: color .2s var(--ease);
}
.contact-link:hover { color: var(--brand); }
.contact-link i { font-size: var(--text-base); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
    background: #07111D;
    padding: var(--space-8) var(--space-6);
    text-align: center;
    border-top: 1px solid rgba(255,255,255,.05);
}
.footer-inner { max-width: var(--max-w); margin: 0 auto; }
.footer-logo {
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--brand);
    display: inline-block;
    margin-bottom: var(--space-2);
}
.footer-tagline {
    font-size: var(--text-sm);
    color: rgba(255,255,255,.5);
    margin-bottom: var(--space-2);
}
.footer-copy {
    font-size: var(--text-xs);
    color: rgba(255,255,255,.3);
}

/* ============================================================
   ANIMAÇÕES DE ENTRADA
   ============================================================ */
.fade-in {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   RESPONSIVIDADE
   ============================================================ */
@media (max-width: 1024px) {
    #hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: calc(68px + var(--space-12));
    }
    .hero-inner { max-width: 100%; }
    .hero-visual { display: none; }
    .hero-metrics { justify-content: center; }
    .hero-ctas { justify-content: center; }
    .hero-trust { justify-content: center; }
    .section-subtitle { margin-left: auto; margin-right: auto; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .problem-grid { grid-template-columns: 1fr; gap: var(--space-4); }
}

@media (max-width: 768px) {
    :root { --space-24: 4rem; }

    .nav-badge { display: none; }
    .nav-cta { padding: var(--space-2) var(--space-4); font-size: var(--text-xs); }

    .hero-headline { font-size: 2rem; }
    .hero-metrics {
        flex-direction: column;
        align-items: center;
        gap: var(--space-4);
    }
    .metric-divider { width: 60px; height: 1px; }

    .features-grid { grid-template-columns: 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .fit-grid { grid-template-columns: 1fr; }
    .authority-layout { grid-template-columns: 1fr; }
    .authority-left { max-width: 380px; margin: 0 auto; width: 100%; }
    .auth-img { max-width: 280px; margin: 0 auto; }
    .auth-credentials { grid-template-columns: 1fr; }
    .cta-guarantees { flex-direction: column; align-items: center; }
    .btn-primary.btn-large, .btn-whatsapp.btn-large {
        padding: var(--space-4) var(--space-8);
        font-size: var(--text-base);
        width: 100%;
        justify-content: center;
    }
    .program-timeline::before { left: 20px; }
    .step-num { width: 40px; height: 40px; font-size: var(--text-sm); }
}

@media (max-width: 480px) {
    .hero-metrics { padding: var(--space-4); }
    .hero-ctas { flex-direction: column; align-items: stretch; }
    .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
    .contact-info { flex-direction: column; align-items: center; }
}

/* 3D Parallax Depth */
.hero-visual {
    transform-style: preserve-3d;
    transform: perspective(1000px);
}
.photo-frame {
    transform: translateZ(20px);
}
.credentials-float {
    transform: translateZ(35px);
}
.authority-logos-strip {
    transform: translateZ(25px);
}