/* =========================================================================
   RESET & BASE
   ========================================================================= */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

:root {
    /* Backgrounds */
    --bg-primary:    #FFFBF7;
    --bg-secondary:  #FFF5ED;
    --bg-dark:       #0F172A;
    --bg-surface:    rgba(255,251,247,0.9);

    /* Accent: Orange (match app brand) */
    --accent-primary: #F97316;
    --accent-light:   #FDBA74;
    --accent-dark:    #EA580C;
    --accent-glow:    rgba(249,115,22,0.15);

    /* Text: Navy Blue */
    --text-primary:   #1E293B;
    --text-secondary: #64748B;
    --text-muted:     #94A3B8;
    --text-inverse:   #FFFBF7;

    /* Borders & Shadows */
    --border-subtle:  rgba(30,41,59,0.06);
    --border-accent:  rgba(249,115,22,0.15);
    --shadow-sm:      0 1px 3px rgba(30,41,59,0.04);
    --shadow-md:      0 8px 30px rgba(30,41,59,0.06);
    --shadow-lg:      0 25px 60px rgba(30,41,59,0.08);
    --shadow-glow:    0 0 40px rgba(249,115,22,0.12);

    /* Typography */
    --font-heading: 'Fraunces', serif;
    --font-body:    'Geist', 'Inter', sans-serif;

    /* Spacing */
    --space-section:  clamp(80px, 10vh, 120px);
    --space-header:   clamp(40px, 5vh, 64px);
    --container-max:  1200px;
    --container-pad:  clamp(20px, 5vw, 80px);
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.65;
    overflow-x: clip;
    -webkit-font-smoothing: antialiased;
}

/* =========================================================================
   TYPOGRAPHY
   ========================================================================= */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.08;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.8rem, 5.5vw, 4.5rem);
    line-height: 1.05;
    letter-spacing: -0.03em;
}

h2 { font-size: clamp(2.2rem, 4vw, 3.5rem); }

.container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-header);
}

.section-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    margin-bottom: 20px;
    color: var(--text-primary);
}

.section-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    font-weight: 400;
    line-height: 1.7;
}

/* =========================================================================
   PILL BADGE
   ========================================================================= */
.pill-badge {
    display: inline-flex;
    align-self: flex-start;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 100px;
    background: linear-gradient(90deg, rgba(249,115,22,0.12), rgba(249,115,22,0.04));
    border: 1px solid rgba(249,115,22,0.3);
    box-shadow: 0 0 20px rgba(249,115,22,0.15), inset 0 0 10px rgba(249,115,22,0.08);
    color: var(--accent-dark);
    margin-bottom: 16px;
    backdrop-filter: blur(8px);
    position: relative;
    overflow: hidden;
}

.pill-badge::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: tech-scan 4s infinite linear;
}

@keyframes tech-scan {
    0%   { left: -100%; }
    100% { left: 200%; }
}

/* =========================================================================
   BUTTONS
   ========================================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 1rem;
    gap: 10px;
    cursor: pointer;
    border: none;
    transition: background 350ms cubic-bezier(0.165, 0.84, 0.44, 1),
                color 350ms cubic-bezier(0.165, 0.84, 0.44, 1),
                transform 350ms cubic-bezier(0.165, 0.84, 0.44, 1),
                box-shadow 350ms cubic-bezier(0.165, 0.84, 0.44, 1),
                border-color 350ms cubic-bezier(0.165, 0.84, 0.44, 1);
}

.btn-primary {
    background: var(--text-primary);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(249,115,22,0.25);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(15,23,42,0.15);
}

.btn-secondary:hover {
    background: #ffffff;
    border-color: rgba(15,23,42,0.08);
    box-shadow: 0 6px 20px rgba(0,0,0,0.04);
}

.btn-glow {
    position: relative;
    overflow: hidden;
}

.btn-glow::after {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 60%);
    opacity: 0;
    transform: scale(0.5);
    transition: opacity 400ms ease, transform 400ms ease;
}

.btn-glow:hover::after {
    opacity: 1;
    transform: scale(1);
}

/* Link Arrow */
.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--accent-primary);
    text-decoration: none;
    transition: gap 300ms ease, color 300ms ease;
}

.link-arrow:hover {
    gap: 14px;
    color: var(--accent-dark);
}

.section-cta-link {
    text-align: center;
    margin-top: 60px;
}

/* =========================================================================
   SEÇÃO 1: HERO — Split Assimétrico + Hero Dominante
   ========================================================================= */
.hero.split-overlap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 1280px;
    margin: 0 auto;
    min-height: 680px;
    padding: 0 var(--container-pad);
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at top right, rgba(249,115,22,0.06), transparent 50%),
        radial-gradient(circle at bottom left, rgba(248,250,252,1), transparent 60%);
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 80px;
    padding-bottom: 60px;
    padding-right: 0;
    z-index: 2;
}

.hero-badge-group { margin-bottom: 0; }

.hero-title {
    font-size: clamp(2.8rem, 5.5vw, 4.5rem);
    margin-bottom: 18px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.editorial-text {
    font-weight: 400;
    color: var(--text-primary);
}

.gradient-tech {
    background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent-primary) 50%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 600;
    font-family: var(--font-body);
    font-size: clamp(2rem, 3.8vw, 3.2rem);
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 1.2vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 520px;
    margin-bottom: 32px;
    font-weight: 400;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 36px;
}

/* Metrics */
.hero-metrics {
    display: flex;
    gap: 40px;
    border-top: 1px solid var(--border-accent);
    padding-top: 24px;
}

.metric { display: flex; flex-direction: column; }

.metric strong {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--accent-dark);
    font-weight: 500;
    line-height: 1;
}

.metric span {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 8px;
    font-weight: 600;
}

/* Trust Badge */
.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 16px;
    padding: 10px 18px;
    background: rgba(249,115,22,0.04);
    border: 1px solid rgba(249,115,22,0.1);
    border-radius: 100px;
}

.trust-badge svg { color: var(--accent-primary); flex-shrink: 0; }
.trust-badge strong { color: var(--text-primary); }

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.glow-orb {
    position: absolute;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(249,115,22,0.1) 0%, transparent 65%);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 0;
    filter: blur(60px);
}

.mockup-container {
    position: relative;
    width: 100%;
    max-width: 480px;
    z-index: 1;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-12px); }
}

.mockup-frame.glass-panel {
    background: var(--bg-surface);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255,255,255,0.7);
    box-shadow: -15px 30px 80px rgba(15,23,42,0.08), inset 0 1px 0 rgba(255,255,255,1);
    border-radius: 24px;
    overflow: hidden;
    height: 540px;
    display: flex;
    flex-direction: column;
}

.app-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    color: var(--text-primary);
    background: rgba(255,255,255,0.9);
}

.app-icon {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
}

.mock-logo { width: 24px; height: 24px; }

.app-chat {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    flex: 1;
    background: linear-gradient(to bottom, #ffffff 0%, #FAFCFC 100%);
}

.chat-bubble {
    padding: 16px 20px;
    border-radius: 14px;
    font-size: 0.95rem;
    max-width: 85%;
    line-height: 1.5;
    position: relative;
    box-shadow: 0 4px 15px rgba(15,23,42,0.03);
}

.chat-bubble.user {
    background: #F1F5F9;
    color: var(--text-primary);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.chat-bubble.ai {
    background: rgba(249,115,22,0.06);
    border: 1px solid rgba(249,115,22,0.1);
    color: var(--text-primary);
    align-self: flex-start;
    border-top-left-radius: 4px;
}

.citation {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-dark);
    background: rgba(255,255,255,0.9);
    padding: 6px 14px;
    border-radius: 8px;
    margin-top: 12px;
    border: 1px solid rgba(249,115,22,0.15);
}

.chat-input-mockup { margin-top: auto; padding-top: 20px; }

.input-pill {
    background: #ffffff;
    border: 1px solid rgba(15,23,42,0.08);
    box-shadow: 0 2px 10px rgba(15,23,42,0.02);
    border-radius: 100px;
    padding: 16px 24px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* =========================================================================
   SEÇÃO 2: CARROSSEL — Split Layout + iPhone Mockup
   ========================================================================= */
.section-app-showcase {
    padding: var(--space-section) var(--container-pad);
    background: var(--bg-secondary);
}

.carousel-split {
    display: grid;
    grid-template-columns: 42% 58%;
    gap: 60px;
    align-items: center;
    max-width: var(--container-max);
    margin: 0 auto;
}

/* iPhone Mockup Frame */
.phone-mockup {
    position: relative;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
}

.phone-frame {
    position: relative;
    background: #0a0a0a;
    border-radius: 48px;
    padding: 10px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.15), inset 0 0 0 1.5px rgba(255,255,255,0.1);
}

.phone-island {
    position: absolute;
    top: 16px; left: 50%;
    transform: translateX(-50%);
    width: 90px; height: 24px;
    background: #0a0a0a;
    border-radius: 100px;
    z-index: 3;
}

.phone-screen {
    position: relative;
    border-radius: 40px;
    overflow: hidden;
    background: #fff;
    aspect-ratio: 9 / 19.5;
}

.phone-screen .carousel-track {
    display: flex;
    height: 100%;
    transition: transform 600ms cubic-bezier(0.32, 0.72, 0, 1);
}

.phone-screen .carousel-slide {
    min-width: 100%;
    height: 100%;
}

.phone-screen .carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
}

/* Text Side */
.carousel-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.carousel-counter {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
}

.counter-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 48px;
    height: 32px;
    padding: 0 12px;
    border-radius: 100px;
    background: var(--accent-primary);
    color: #ffffff;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.counter-line {
    flex: 1;
    height: 1px;
    background: rgba(30,41,59,0.12);
}

.slide-title {
    font-family: var(--font-heading);
    font-weight: 400;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.1;
}

.slide-subtitle {
    display: block;
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: 16px;
}

.slide-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.65;
    max-width: 440px;
}

/* Controls Row */
.carousel-nav-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 40px;
}

.carousel-btn {
    width: 48px; height: 48px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    transition: all 300ms ease;
}

.carousel-prev {
    background: transparent;
    border: 1.5px solid rgba(30,41,59,0.2);
    color: var(--text-secondary);
    transition: border-color 300ms ease, color 300ms ease;
}

.carousel-prev:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.carousel-next {
    background: var(--accent-primary);
    border: none;
    color: #ffffff;
    transition: background 300ms ease, box-shadow 300ms ease;
}

.carousel-next:hover {
    background: var(--accent-dark);
    box-shadow: 0 6px 20px rgba(249,115,22,0.3);
}

.carousel-auto-toggle {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-muted);
    cursor: pointer;
    background: none;
    border: none;
    font-family: var(--font-body);
    transition: color 300ms ease;
}

.carousel-auto-toggle:hover { color: var(--accent-primary); }

/* Dots */
.carousel-dots {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
}

.carousel-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: rgba(30,41,59,0.15);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: all 400ms ease;
}

.carousel-dot.active {
    width: 28px;
    border-radius: 100px;
    background: var(--accent-primary);
}

/* =========================================================================
   SEÇÃO 3: FUNCIONALIDADES — Bento Box
   ========================================================================= */
.section-features {
    padding: var(--space-section) var(--container-pad);
    background: var(--bg-primary);
}

.bento-features {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 20px;
    max-width: var(--container-max);
    margin: 0 auto;
}

.feature-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    padding: 40px;
    position: relative;
    overflow: hidden;
    transition: all 400ms cubic-bezier(0.165, 0.84, 0.44, 1);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    opacity: 0;
    transition: opacity 400ms ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    background: #ffffff;
    border-color: rgba(249,115,22,0.1);
    box-shadow: 0 20px 50px rgba(15,23,42,0.06);
}

.feature-card:hover::before { opacity: 1; }

/* Bento placements */
.feature-card--tall   { grid-column: 3; grid-row: 1 / 3; }
.feature-card--wide   { grid-column: 1 / 3; grid-row: 2; }

/* Highlight (Lens AI) */
.feature-card--highlight {
    background: linear-gradient(180deg, #fff 0%, rgba(249,115,22,0.04) 100%);
    border-color: rgba(249,115,22,0.12);
    box-shadow: 0 8px 30px rgba(249,115,22,0.06);
}

.feature-icon {
    width: 52px; height: 52px;
    background: rgba(249,115,22,0.08);
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 24px;
    position: relative;
    transition: all 300ms ease;
}

.feature-card:hover .feature-icon {
    background: rgba(249,115,22,0.12);
    transform: scale(1.05);
}

.feature-icon .mini-glow {
    position: absolute;
    width: 80px; height: 80px;
    background: var(--accent-light);
    filter: blur(30px);
    opacity: 0.2;
    border-radius: 50%;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    z-index: 0;
}

.feature-card h3 {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    margin-bottom: 12px;
}

.feature-card--tall h3 { font-size: 1.5rem; }

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* =========================================================================
   SEÇÃO 4: LENS AI — Scroll Storytelling + Split Overlap
   ========================================================================= */
.section-lens-ai {
    padding: var(--space-section) 0;
    background: linear-gradient(180deg, #fff 0%, var(--bg-secondary) 100%);
    position: relative;
}

.container-lens {
    display: grid;
    grid-template-columns: 50% 50%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    gap: 48px;
}

.lens-scroll-content {
    display: flex;
    flex-direction: column;
}

.lens-header {
    margin-bottom: var(--space-header);
    text-align: center;
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
}

.lens-header .pill-badge {
    align-self: center;
}

.lens-header .section-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    margin-bottom: 20px;
    margin-top: 20px;
}

.lens-header .section-desc {
    max-width: 620px;
    margin: 0 auto;
}

.lens-features {
    display: flex;
    flex-direction: column;
}

.lens-feature-item {
    padding-bottom: 100px;
    opacity: 0.25;
    transform: translateX(-20px);
    transition: opacity 800ms cubic-bezier(0.165, 0.84, 0.44, 1),
                transform 800ms cubic-bezier(0.165, 0.84, 0.44, 1);
}

.lens-feature-item.feature-active {
    opacity: 1;
    transform: translateX(0);
}

.feature-title {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.feature-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.lens-sticky-container {
    position: sticky;
    top: 120px;
    height: calc(100vh - 240px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lens-mockup.glass-panel {
    width: 100%;
    max-width: 480px;
    height: 580px;
    background: rgba(255,255,255,0.75);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(249,115,22,0.15);
    box-shadow: 0 30px 60px rgba(15,23,42,0.05), inset 0 0 0 1px rgba(255,255,255,0.5);
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.lens-mockup .app-header {
    background: rgba(255,255,255,0.5);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(249,115,22,0.1);
}

.chat-lens {
    background: linear-gradient(to bottom, transparent 0%, rgba(248,250,252,0.8) 100%);
}

.chat-lens .chat-bubble.user {
    background: #ffffff;
    box-shadow: 0 4px 15px rgba(15,23,42,0.04);
    border: 1px solid rgba(15,23,42,0.02);
}

.chat-lens .chat-bubble.ai {
    background: linear-gradient(135deg, rgba(249,115,22,0.04), rgba(249,115,22,0.08));
    border: 1px solid rgba(249,115,22,0.15);
    box-shadow: 0 4px 20px rgba(249,115,22,0.04);
}

.chat-lens .citation {
    background: #ffffff;
    border: 1px solid rgba(249,115,22,0.15);
    box-shadow: 0 2px 8px rgba(15,23,42,0.02);
}

/* =========================================================================
   SEÇÃO 5: CALCULADORAS — Spotlight + Dark Mode
   ========================================================================= */
.section-calculators-spotlight {
    background-color: var(--bg-dark);
    color: #ffffff;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
    min-height: 85vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}


.calc-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 60px var(--container-pad);
}

.calc-header {
    text-align: center;
    max-width: 760px;
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
}

.dark-mode-title {
    color: #ffffff;
    font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.dark-mode-desc {
    color: var(--text-muted);
    font-size: 1.15rem;
}

.calc-spotlight-wrapper {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    z-index: 2;
}

.spotlight-glow {
    position: absolute;
    width: 300px; height: 300px;
    background: var(--accent-primary);
    filter: blur(80px);
    opacity: 0.12;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: -1;
}

.calc-mockup-frame {
    background: #111A22;
    border: 1px solid rgba(249,115,22,0.2);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.05);
    transition: transform 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
    will-change: transform;
}

.dark-header {
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    color: #ffffff;
}

.calc-mockup-body {
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.calc-input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.calc-input-group label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

.calc-input-box {
    background: var(--bg-dark);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 16px;
    font-family: var(--font-body);
    font-size: 1.25rem;
    color: #ffffff;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.calc-result-box {
    margin-top: 16px;
    background: linear-gradient(135deg, rgba(249,115,22,0.12), rgba(234,88,12,0.18));
    border: 1px solid rgba(249,115,22,0.3);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    box-shadow: 0 10px 30px rgba(249,115,22,0.1);
}

.result-label {
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-light);
    letter-spacing: 0.1em;
}

.result-value {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: #ffffff;
    line-height: 1;
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.result-value .unit {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.6);
    font-family: var(--font-body);
    font-weight: 400;
}

/* =========================================================================
   SEÇÃO 6: CONDUTAS / TABS — Interactive Tabs
   ========================================================================= */
.section-tabs-interactive {
    padding: var(--space-section) 0;
    background-color: var(--bg-secondary);
}

.tabs-container { padding: 0 var(--container-pad); }

.center-align {
    text-align: center;
    margin: 0 auto 60px;
    max-width: 760px;
}

.tabs-wrapper {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.tabs-switcher {
    display: inline-flex;
    background: rgba(249,115,22,0.05);
    border: 1px solid rgba(249,115,22,0.1);
    border-radius: 100px;
    padding: 6px;
    position: relative;
    margin-bottom: 40px;
}

.tab-btn {
    background: transparent;
    border: none;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 100px;
    position: relative;
    z-index: 2;
    transition: color 300ms ease;
}

.tab-btn.active { color: #ffffff; }

.tab-indicator {
    position: absolute;
    top: 6px; left: 6px;
    height: calc(100% - 12px);
    background: var(--accent-primary);
    border-radius: 100px;
    z-index: 1;
    transition: transform 400ms cubic-bezier(0.165, 0.84, 0.44, 1),
                width 400ms cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 4px 15px rgba(249,115,22,0.2);
}

.tabs-content-area {
    width: 100%;
    position: relative;
    min-height: 480px;
}

.tab-pane {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 500ms ease, transform 500ms cubic-bezier(0.165, 0.84, 0.44, 1), visibility 500ms;
}

.tab-pane.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    position: relative;
}

.tab-card {
    background: #ffffff;
    border-radius: 24px;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 30px 60px rgba(15,23,42,0.05);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.tab-card-header {
    padding: 24px 32px;
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-secondary);
}

.search-mock {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #ffffff;
    border: 1px solid rgba(15,23,42,0.06);
    padding: 12px 20px;
    border-radius: 12px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.categories-mock {
    display: flex;
    gap: 12px;
    overflow-x: auto;
}

.categories-mock::-webkit-scrollbar { display: none; }

.cat-chip {
    padding: 8px 16px;
    background: #ffffff;
    border: 1px solid rgba(15,23,42,0.06);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
}

.cat-chip.active {
    background: var(--accent-primary);
    color: #ffffff;
    border-color: var(--accent-primary);
}

.tab-card-body {
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.list-item-mock {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border-radius: 16px;
    border: 1px solid rgba(15,23,42,0.03);
    background: #ffffff;
    transition: transform 200ms ease, box-shadow 200ms ease;
}

.list-item-mock:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(249,115,22,0.1);
}

.icon-sq {
    min-width: 48px; height: 48px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    color: #ffffff;
}

.red-sq    { background: #EF4444; box-shadow: 0 4px 10px rgba(239,68,68,0.2); }
.yellow-sq { background: #F59E0B; box-shadow: 0 4px 10px rgba(245,158,11,0.2); }
.blue-sq   { background: #3B82F6; box-shadow: 0 4px 10px rgba(59,130,246,0.2); }

.text-group h4 {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.text-group span {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Bulário Pills */
.pill-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.med-pill {
    padding: 20px;
    border: 1px solid var(--border-accent);
    background: linear-gradient(180deg, #fff 0%, rgba(249,115,22,0.02) 100%);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.med-name {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--accent-dark);
    margin-bottom: 4px;
}

.med-detail {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.med-pill::after {
    content: '';
    position: absolute;
    right: 20px; top: 50%;
    transform: translateY(-50%);
    width: 24px; height: 24px;
    background: url('data:image/svg+xml;utf8,<svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M9 18L15 12L9 6" stroke="%23F97316" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/></svg>') no-repeat center;
    opacity: 0.5;
}

/* =========================================================================
   SEÇÃO 7: DEPOIMENTOS — Masonry + Card Stack
   ========================================================================= */
.section-testimonials {
    padding: var(--space-section) var(--container-pad);
    background: var(--bg-secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 960px;
    margin: 0 auto;
}

.testimonial-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 36px;
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: transform 400ms cubic-bezier(0.165, 0.84, 0.44, 1), box-shadow 400ms ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.testimonial-stars {
    display: flex;
    gap: 2px;
    margin-bottom: 16px;
}

.testimonial-stars span { color: #F59E0B; font-size: 1rem; }

.testimonial-quote {
    font-size: 1rem;
    color: var(--text-primary);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-dark));
    color: #ffffff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.author-info { display: flex; flex-direction: column; }
.author-info strong { font-size: 0.95rem; color: var(--text-primary); }
.author-info span   { font-size: 0.85rem; color: var(--text-secondary); }

/* Stats */
.testimonial-stats {
    display: flex;
    justify-content: center;
    gap: 80px;
    margin-top: 80px;
    padding-top: 60px;
    border-top: 1px solid var(--border-accent);
}

.stat-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stat-item strong {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    color: var(--accent-dark);
    font-weight: 500;
    line-height: 1;
}

.stat-item strong .star { color: #F59E0B; font-size: 2rem; }

.stat-item > span {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* =========================================================================
   SEÇÃO 8: FAQ — Reveal on Demand
   ========================================================================= */
.section-faq {
    padding: var(--space-section) var(--container-pad);
    background: var(--bg-primary);
}

.faq-list {
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.faq-item {
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    overflow: hidden;
    background: #ffffff;
    transition: border-color 300ms ease, box-shadow 300ms ease;
}

.faq-item:hover { border-color: rgba(249,115,22,0.12); }

.faq-item.active {
    border-color: rgba(249,115,22,0.2);
    box-shadow: 0 8px 30px rgba(249,115,22,0.05);
}

.faq-question {
    width: 100%;
    padding: 24px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
    text-align: left;
    transition: color 300ms ease;
}

.faq-question:hover { color: var(--accent-dark); }

.faq-chevron {
    flex-shrink: 0;
    color: var(--text-muted);
    transition: transform 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.faq-item.active .faq-chevron {
    transform: rotate(180deg);
    color: var(--accent-primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 500ms cubic-bezier(0.32, 0.72, 0, 1), padding 400ms ease;
    padding: 0 28px;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0 28px 24px;
}

.faq-answer p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.faq-contact {
    text-align: center;
    margin-top: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.faq-contact p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* =========================================================================
   SEÇÃO 9: CTA FINAL — Single Focus + Contained Center
   ========================================================================= */
.section-cta-final {
    padding: var(--space-section) var(--container-pad);
    background-color: var(--bg-secondary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.section-cta-final::before {
    content: '';
    position: absolute;
    bottom: -80px; left: 50%;
    transform: translateX(-50%);
    width: 500px; height: 300px;
    background: radial-gradient(ellipse, rgba(249,115,22,0.06), transparent 70%);
    filter: blur(50px);
    z-index: 0;
    animation: breathe 4s ease-in-out infinite;
}

@keyframes breathe {
    0%, 100% { opacity: 0.4; transform: translateX(-50%) scale(0.95); }
    50%      { opacity: 0.8; transform: translateX(-50%) scale(1.05); }
}

.cta-container {
    max-width: 640px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    color: var(--text-primary);
    margin-bottom: 24px;
    line-height: 1.1;
}

.cta-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

/* Benefit Pills (não checkmark list) */
.cta-benefit-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin: 0 auto 40px;
    list-style: none;
    padding: 0;
}

.cta-benefit-pills li {
    display: inline-flex;
    padding: 10px 20px;
    border-radius: 100px;
    background: rgba(249,115,22,0.06);
    border: 1px solid rgba(249,115,22,0.12);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent-dark);
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
}

.cta-trust-line {
    font-size: 0.85rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

/* =========================================================================
   SEÇÃO 10: FOOTER — Balanced + Sparse
   ========================================================================= */
.site-footer {
    padding: 60px var(--container-pad) 0;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-subtle);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    max-width: var(--container-max);
    margin: 0 auto;
    padding-bottom: 40px;
}

.footer-brand { display: flex; flex-direction: column; gap: 16px; }

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text-primary);
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    max-width: 340px;
}

.footer-contact,
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact h4,
.footer-links h4 {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.footer-contact a,
.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    position: relative;
    transition: color 300ms ease;
    display: inline-block;
}

.footer-contact a::after,
.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 0;
    width: 0; height: 1px;
    background: var(--accent-primary);
    transition: width 300ms ease;
}

.footer-contact a:hover,
.footer-links a:hover { color: var(--accent-primary); }

.footer-contact a:hover::after,
.footer-links a:hover::after { width: 100%; }

.footer-bottom {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 24px 0;
    border-top: 1px solid var(--border-subtle);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
}

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
@media (max-width: 1100px) {
    .bento-features {
        grid-template-columns: repeat(2, 1fr);
    }
    .feature-card--tall {
        grid-column: auto;
        grid-row: auto;
    }
    .feature-card--wide {
        grid-column: span 2;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
    .footer-brand { grid-column: span 2; }
}

@media (max-width: 991px) {
    /* Hero */
    .hero.split-overlap {
        grid-template-columns: 1fr;
        padding-top: 60px;
        text-align: center;
        min-height: auto;
    }

    .pill-badge { align-self: center; }

    .hero-content {
        padding-top: 40px;
        padding-bottom: 40px;
        padding-right: 0;
        max-width: 100%;
        align-items: center;
    }

    .hero-subtitle { margin: 0 auto 48px auto; }
    .hero-actions { justify-content: center; }
    .hero-metrics { justify-content: center; }
    .trust-badge { justify-content: center; }

    .hero-visual {
        justify-content: center;
        margin-bottom: 60px;
    }

    .mockup-container { max-width: 440px; }

    /* Lens */
    .container-lens { grid-template-columns: 1fr; }

    .lens-sticky-container {
        position: relative;
        top: 0;
        height: auto;
        margin-top: 40px;
    }

    .lens-feature-item { padding-bottom: 48px; }

    /* Tabs */
    .tabs-content-area { min-height: 600px; }
    .pill-layout { grid-template-columns: 1fr; }

    /* Features */
    .bento-features { grid-template-columns: 1fr; }
    .feature-card--tall,
    .feature-card--wide { grid-column: auto; grid-row: auto; }

    /* Testimonials */
    .testimonials-grid { grid-template-columns: 1fr; }
    .testimonial-stats { gap: 40px; }

    /* Carousel split */
    .carousel-split {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    .phone-mockup { max-width: 260px; }
    .carousel-info { align-items: center; }
    .slide-desc { margin: 0 auto; }
    .carousel-nav-row { justify-content: center; }
    .carousel-dots { justify-content: center; }
    .carousel-counter { justify-content: center; }

    /* General padding reduce */
    .section-lens-ai { padding: 80px 0 120px 0; }
}

@media (max-width: 768px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
        max-width: 300px;
    }

    /* Hero metrics compact */
    .hero-metrics {
        gap: 24px;
        flex-wrap: wrap;
    }
    .metric strong { font-size: 2rem; }
    .metric span { font-size: 0.7rem; }

    /* Hero mockup smaller */
    .mockup-frame.glass-panel { height: 420px; }
    .mockup-container { max-width: 320px; }

    /* Lens AI mockup */
    .lens-mockup.glass-panel {
        height: 460px;
        max-width: 100%;
    }

    /* Feature cards */
    .feature-card { padding: 28px; }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }
    .footer-brand { grid-column: auto; align-items: center; }
    .footer-tagline { text-align: center; }
    .footer-contact,
    .footer-links { align-items: center; }

    /* Tabs */
    .tabs-switcher {
        flex-direction: column;
        border-radius: 16px;
        width: 100%;
    }
    .tab-btn { width: 100%; }
    .tab-indicator {
        border-radius: 12px;
        width: calc(100% - 12px);
        height: 48px;
    }
    .tabs-content-area { min-height: 420px; }

    /* CTA */
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    .cta-actions .btn { width: 100%; max-width: 300px; }
    .cta-benefit-pills { gap: 8px; }
    .cta-benefit-pills li { padding: 8px 16px; font-size: 0.8rem; }

    /* Testimonials stats */
    .testimonial-stats {
        flex-direction: column;
        gap: 32px;
        align-items: center;
    }
    .testimonial-card { padding: 28px; }

    /* FAQ */
    .faq-question { padding: 20px; font-size: 0.95rem; }
    .faq-answer { padding: 0 20px; }
    .faq-item.active .faq-answer { padding: 0 20px 20px; }

    /* Carousel */
    .carousel-btn { width: 40px; height: 40px; }
    .carousel-auto-toggle { display: none; }
    .phone-mockup { max-width: 220px; }

    /* Calculators dark section */
    .section-calculators-spotlight { min-height: auto; padding: 60px 0; }
    .calc-container { padding: 40px var(--container-pad); }
    .dark-mode-title { font-size: clamp(1.8rem, 5vw, 2.5rem); }

    /* Section headers */
    .section-title { font-size: clamp(1.8rem, 5vw, 2.8rem); }
    .section-desc { font-size: 1rem; }
}

/* Extra small mobile */
@media (max-width: 480px) {
    .hero-title { font-size: clamp(2rem, 7vw, 2.8rem); }
    .gradient-tech { font-size: clamp(1.6rem, 6vw, 2.2rem); }
    .hero-subtitle { font-size: 0.95rem; margin-bottom: 24px; }
    .hero-metrics { gap: 20px; }
    .metric strong { font-size: 1.7rem; }
    .trust-badge { font-size: 0.8rem; padding: 8px 14px; }

    .btn { padding: 12px 22px; font-size: 0.9rem; }

    .slide-title { font-size: 1.3rem; }
    .slide-subtitle { font-size: 0.9rem; }
    .slide-desc { font-size: 0.85rem; }

    .feature-card { padding: 24px; }
    .feature-card h3 { font-size: 1.1rem; }
    .feature-card p { font-size: 0.9rem; }

    .cta-title { font-size: clamp(1.6rem, 6vw, 2.2rem); }
    .cta-desc { font-size: 1rem; }

    .testimonial-quote { font-size: 0.9rem; }

    .stat-item strong { font-size: 2.2rem; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}