@font-face {
    font-family: 'Helvetica';
    font-display: swap;
    src: url('../fonts/Helvetica/font.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'Helvetica';
    font-display: swap;
    src: url('../fonts/Helvetica-Bold/font.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
}

:root {
    --color-primary: #1a1a2e;
    --color-primary-light: #16213e;
    --color-accent: #d7aa00;
    --color-accent-hover: #e8c030;
    /* mesmo dourado, escurecido para texto pequeno em fundo claro (contraste ≥ 4.5:1) */
    --color-accent-text: #8a6a00;
    --color-white: #ffffff;
    --color-text: #1a1a2e;
    --color-text-light: #4a4a6a;
    --color-text-muted: #6b6b8a;
    --color-bg: #ffffff;
    --color-bg-alt: #f8f8fc;
    --color-border: #e0e0eb;
    --color-overlay: rgba(26, 26, 46, 0.7);
    --color-overlay-dark: rgba(26, 26, 46, 0.85);

    --font-primary: 'Helvetica', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Helvetica', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;

    --container-max: 1200px;
    --container-padding: 1.5rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    --shadow-sm: 0 2px 8px rgba(26, 26, 46, 0.06);
    --shadow-md: 0 8px 24px rgba(26, 26, 46, 0.1);
    --shadow-lg: 0 16px 48px rgba(26, 26, 46, 0.12);

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    --header-height: 72px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    font-weight: 400;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent);
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-text);
}

h1, h2, h3 {
    text-wrap: balance;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.375rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.125rem); }

p {
    margin-bottom: 1rem;
}

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

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

.section--lg {
    padding: var(--space-2xl) 0;
}

.section--alt {
    background: var(--color-bg-alt);
}

/* Páginas internas começam sem hero: desconta a altura do header fixo */
main > .section:first-child {
    padding-top: calc(var(--header-height) + var(--space-xl));
}

.section-actions {
    text-align: center;
    margin-top: var(--space-lg);
}


@media (max-width: 767px) {
    :root {
        --space-xl: 3rem;
        --space-2xl: 4rem;
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    text-align: center;
    max-width: 100%;
}

@media (max-width: 575px) {
    .btn {
        white-space: normal;
        line-height: 1.3;
        padding: 0.875rem 1.5rem;
    }
}

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

.btn--primary:hover {
    background-color: var(--color-accent-hover);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn--secondary:hover {
    background-color: var(--color-primary-light);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 3px;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 1rem 2rem;
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 700;
    border-radius: var(--radius-md);
    z-index: 10000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 1rem;
}