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

:root {
    --primary: #2d6a4f;
    --primary-light: #40916c;
    --primary-dark: #1b4332;
    --primary-bg: #d8f3dc;
    --accent: #f9c74f;
    --gray-50: #f8faf9;
    --gray-100: #f1f3f2;
    --gray-200: #e2e8e4;
    --gray-300: #cbd5cf;
    --gray-600: #6b7a72;
    --gray-700: #4a5a52;
    --gray-800: #2d3a34;
    --gray-900: #1a2520;
    --white: #ffffff;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.12);
    --radius: 16px;
    --radius-sm: 10px;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 70px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(45, 106, 79, 0.35);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(45, 106, 79, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-white {
    background: var(--white);
    color: var(--primary);
}

.btn-white:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

.btn-google {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 52px;
}

.btn-google img {
    height: 52px;
    width: auto;
    display: block;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0 28px;
    height: 52px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    background: #25D366;
    color: white;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
    background: #1ebe5d;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.875rem;
}

/* ===== HEADER / NAV ===== */
.header {
    padding: 16px 0;
    border-bottom: 1px solid var(--gray-100);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-dark);
}

.logo-img {
    height: 56px;
    width: auto;
    display: block;
}

.logo-icon-img {
    height: 36px;
    width: auto;
    display: block;
    border-radius: 8px;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 900;
    font-size: 1.1rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    font-weight: 500;
    color: var(--gray-700);
    transition: color 0.2s;
    font-size: 0.95rem;
}

.nav-links a:hover {
    color: var(--primary);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-800);
}

/* ===== HERO ===== */
.hero {
    padding: 60px 0 80px;
    background: linear-gradient(135deg, #f0f9f4 0%, #d8f3dc 100%);
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1.15;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.hero-content h1 span {
    color: var(--primary);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--gray-700);
    max-width: 520px;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid rgba(45, 106, 79, 0.15);
}

.hero-stats .stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-dark);
}

.hero-stats .stat-label {
    font-size: 0.9rem;
    color: var(--gray-600);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-image .mockup {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 20px;
    width: 100%;
    max-width: 480px;
    border: 1px solid var(--gray-200);
}

.mockup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-100);
    margin-bottom: 16px;
}

.mockup-header .dots {
    display: flex;
    gap: 6px;
}

.mockup-header .dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--gray-300);
}

.mockup-header .dots span:first-child {
    background: #ef4444;
}

.mockup-header .dots span:nth-child(2) {
    background: #f59e0b;
}

.mockup-header .dots span:last-child {
    background: #10b981;
}

.mockup-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.mockup-card {
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    padding: 16px;
    text-align: center;
}

.mockup-card .value {
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--primary);
}

.mockup-card .label {
    font-size: 0.75rem;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===== funcionalidades ===== */
.funcionalidades {
    padding: 80px 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
}

.section-header h2 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.section-header h2 span {
    color: var(--primary);
}

.section-header p {
    color: var(--gray-600);
    font-size: 1.1rem;
}

.funcionalidades-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-bg);
    box-shadow: var(--shadow);
}

.feature-icon {
    width: 52px;
    height: 52px;
    background: var(--primary-bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--gray-900);
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--gray-600);
}

/* ===== SCREENSHOTS ===== */
.screenshots {
    position: relative;
    padding: 0;
    background: linear-gradient(135deg, #f0f9f4 0%, #e8f5e9 100%);
    overflow: hidden;
}

.screenshots .container {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    min-height: 600px;
    padding-top: 80px;
    padding-bottom: 80px;
}

.screenshots-text {
    width: 50%;
    max-width: 540px;
}

.screenshots-text h2 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 16px;
    line-height: 1.2;
}

.screenshots-text h2 span {
    color: var(--primary);
}

.screenshots-text p {
    font-size: 1.1rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 16px;
}

.screenshots-subtitle {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-bottom: 40px;
    line-height: 1.6;
}

.steps-vertical {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.step-v {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-v-number {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 800;
}

.step-v-body h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.step-v-body p {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0;
}

.screenshots-visual {
    position: absolute;
    top: 0;
    right: 0;
    width: 50vw;
    height: 100%;
    overflow: hidden;
}

.screenshots-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ===== depoimentos ===== */
.depoimentos {
    padding: 80px 0;
    background: var(--primary-dark);
    color: white;
    text-align: center;
}

.depoimentos blockquote {
    font-size: 1.5rem;
    font-weight: 400;
    max-width: 720px;
    margin: 0 auto 24px;
    line-height: 1.5;
}

.depoimentos cite {
    font-style: normal;
    font-weight: 600;
    font-size: 1rem;
    opacity: 0.8;
}

/* ===== CTA ===== */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f9f4 0%, #d8f3dc 100%);
    text-align: center;
}

.cta h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.cta p {
    font-size: 1.1rem;
    color: var(--gray-600);
    max-width: 560px;
    margin: 0 auto 32px;
}

.cta .btn-group {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ===== FOOTER ===== */
.footer {
    padding: 40px 0 32px;
    background: var(--gray-900);
    color: rgba(255, 255, 255, 0.7);
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer .logo {
    color: white;
}

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

.footer-links {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: white;
}

.footer .footer-email {
    font-size: 0.85rem;
    width: 100%;
    text-align: center;
    margin-top: 4px;
    opacity: 0.6;
    cursor: text;
    user-select: all;
}

.footer small {
    font-size: 0.85rem;
    width: 100%;
    text-align: center;
    margin-top: 16px;
    opacity: 0.6;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content p {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .mockup {
        max-width: 400px;
        margin: 0 auto;
    }

    .funcionalidades-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .screenshots .container {
        min-height: 400px;
        padding-top: 60px;
        padding-bottom: 60px;
    }

    .screenshots-text {
        width: 100%;
        max-width: 480px;
        text-align: center;
        margin: 0 auto;
    }

    .screenshots-text p {
        margin-left: auto;
        margin-right: auto;
    }

    .screenshots-visual {
        width: 45vw;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        gap: 16px;
        padding: 20px 0;
        width: 100%;
        background: white;
        position: absolute;
        top: 100%;
        left: 0;
        border-bottom: 1px solid var(--gray-100);
    }

    .nav-links.open {
        display: flex;
    }

    .mobile-toggle {
        display: block;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

    .hero-stats {
        gap: 24px;
        flex-wrap: wrap;
    }

    .funcionalidades-grid {
        grid-template-columns: 1fr;
    }

    .screenshots .container {
        min-height: auto;
        padding-top: 60px;
        padding-bottom: 40px;
    }

    .screenshots-text {
        width: 100%;
        text-align: center;
    }

    .screenshots-visual {
        position: relative;
        width: 100%;
        height: auto;
        padding: 0 24px;
    }

    .screenshots-visual img {
        width: 100%;
        height: auto;
        object-fit: contain;
        max-height: 400px;
    }

    .footer .container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .mockup-content {
        grid-template-columns: 1fr;
    }

    .cta h2 {
        font-size: 1.6rem;
    }
}