@font-face {
    font-family: 'DejaVu';
    src: local('DejaVu Sans'), local('DejaVuSans');
    font-weight: 400;
}

@font-face {
    font-family: 'DejaVu';
    src: local('DejaVu Sans Bold'), local('DejaVuSans-Bold');
    font-weight: 700;
}

:root {
    --teal: #0A7B7B;
    --teal-dark: #065A5A;
    --teal-light: #0D9E9E;
    --teal-20: #D0E8E8;
    --graphite: #1E2D2F;
    --gray-600: #4A5A5C;
    --gray-400: #8A9A9C;
    --gray-200: #D4DEDE;
    --gray-100: #EEF4F4;
    --white: #FFFFFF;
    --accent: #E8734A;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'DejaVu', 'Segoe UI', system-ui, sans-serif;
    background: var(--graphite);
    color: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ===== HEADER ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 24px 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    transition: background 0.3s ease;
}

header.scrolled {
    background: rgba(30, 45, 47, 0.95);
    backdrop-filter: blur(10px);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 20px;
    color: var(--white);
    text-decoration: none;
}

.logo svg {
    width: 64px;
    height: 64px;
}

nav a {
    color: var(--gray-400);
    text-decoration: none;
    margin-left: 40px;
    font-size: 14px;
    font-weight: 400;
    transition: color 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

nav a:hover {
    color: var(--white);
}

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 120px 48px 80px;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-label {
    font-size: 12px;
    font-weight: 400;
    color: var(--teal-light);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: clamp(48px, 8vw, 96px);
    font-weight: 700;
    line-height: 1.05;
    color: var(--white);
    margin-bottom: 32px;
}

.hero h1 .line-2 {
    color: var(--teal);
}

.hero p {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--gray-400);
    max-width: 640px;
    line-height: 1.7;
    margin-bottom: 48px;
}

.hero .btn {
    align-self: flex-start;
}

.hero-icon {
    width: 280px;
    height: 280px;
    margin-bottom: 20px;
}

/* ===== PILARES ===== */
.pillars {
    padding: 120px 48px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-label {
    font-size: 12px;
    font-weight: 400;
    color: var(--teal-light);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 64px;
}

.pillar {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 40px;
    padding: 48px 0;
    border-bottom: 1px solid rgba(212, 222, 222, 0.15);
}

.pillar-num {
    font-size: 48px;
    font-weight: 700;
    color: var(--teal);
    opacity: 0.6;
    line-height: 1;
}

.pillar-content h3 {
    font-size: clamp(24px, 3vw, 36px);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.pillar-content p {
    font-size: 16px;
    color: var(--gray-400);
    line-height: 1.7;
    max-width: 560px;
}

/* ===== CTA ===== */
.cta {
    padding: 160px 48px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta h2 {
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.cta h2 .highlight {
    color: var(--teal);
}

.cta > p {
    font-size: 18px;
    color: var(--gray-400);
    margin-bottom: 48px;
}

.cta-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 480px;
    margin: 0 auto;
}

.cta-form input,
.cta-form textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(212, 222, 222, 0.2);
    border-radius: 8px;
    padding: 16px 20px;
    color: var(--white);
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: border-color 0.3s;
}

.cta-form input::placeholder,
.cta-form textarea::placeholder {
    color: var(--gray-600);
}

.cta-form input:focus,
.cta-form textarea:focus {
    border-color: var(--teal);
}

.cta-form textarea {
    min-height: 120px;
    resize: vertical;
}

/* ===== BOTÕES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    background: var(--teal);
    color: var(--white);
    font-family: inherit;
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    width: auto;
    white-space: nowrap;
}

.btn:hover {
    background: var(--teal-light);
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--accent);
}

.btn-accent:hover {
    background: #F09060;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ===== FORM FEEDBACK ===== */
.form-feedback {
    padding: 16px 20px;
    border-radius: 8px;
    font-size: 15px;
    display: none;
    text-align: left;
}

.form-feedback.success {
    background: rgba(45, 138, 110, 0.15);
    border: 1px solid rgba(45, 138, 110, 0.3);
    color: #4ec9a0;
    display: block;
}

.form-feedback.error {
    background: rgba(196, 75, 75, 0.15);
    border: 1px solid rgba(196, 75, 75, 0.3);
    color: #e57373;
    display: block;
}

/* ===== FOOTER ===== */
footer {
    padding: 60px 48px 40px;
    border-top: 1px solid rgba(212, 222, 222, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-left p {
    font-size: 14px;
    color: var(--gray-600);
    margin-bottom: 8px;
}

.footer-left a {
    color: var(--teal-light);
    text-decoration: none;
}

.footer-left a:hover {
    text-decoration: underline;
}

.footer-right {
    text-align: right;
}

.footer-right .year {
    font-size: 14px;
    color: var(--gray-600);
}

.footer-right .brand {
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 2px;
}

/* ===== RESPONSIVO ===== */
@media (max-width: 768px) {
    header {
        padding: 20px 24px;
    }

    nav a {
        margin-left: 20px;
        font-size: 12px;
    }

    .hero,
    .pillars,
    .cta,
    footer {
        padding-left: 24px;
        padding-right: 24px;
    }

    .pillar {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .pillar-num {
        font-size: 32px;
    }

    footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }

    .footer-right {
        text-align: left;
    }
}