/* ==========================================================================
    HERO SECTION MODULE - GPU ACCELERATED ENTERPRISE STANDARD
   ========================================================================== */

/* --------------------------------------------------------------------------
    1. MODULE DESIGN TOKENS
   -------------------------------------------------------------------------- */
:root {
    /* Layout & Dimensions */
    --hero-header-offset: 70px;
    --hero-card-max-width: 880px;
    --hero-card-max-width-lg: 1000px;
    --hero-card-radius-sm: 16px;
    --hero-card-radius-md: 20px;

    /* Backgrounds & Media */
    --hero-bg-media: url('../images/Imagem\ de\ Graficos\ de\ Investimento.jpg');
    --hero-bg-overlay-dark: linear-gradient(135deg, rgba(13, 17, 23, 0.82) 0%, rgba(22, 27, 34, 0.88) 100%);
    --hero-bg-overlay-light: linear-gradient(135deg, rgba(15, 23, 42, 0.75) 0%, rgba(30, 41, 59, 0.82) 100%);

    /* Glassmorphic Surfaces */
    --hero-card-bg-light: rgba(255, 255, 255, 0.08);
    --hero-card-border-light: rgba(255, 255, 255, 0.18);
    --hero-card-bg-dark: rgba(22, 27, 34, 0.65);
    --hero-card-border-dark: rgba(240, 246, 252, 0.12);

    /* Call to Action (CTA) */
    --hero-btn-bg: var(--brand-primary-light, #a57ae3);
    --hero-btn-shadow: 0 8px 25px rgba(165, 122, 227, 0.35);
}

/* --------------------------------------------------------------------------
    2. MAIN HERO CONTAINER & GPU-ACCELERATED BACKGROUND
   -------------------------------------------------------------------------- */
.hero-section {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-block-size: calc(100vh - var(--hero-header-offset));
    margin-block-start: var(--hero-header-offset);
    padding-block: 3rem;
    padding-inline: 1.5rem;
    box-sizing: border-box;
    overflow: hidden;

    transition: background-color var(--transition-theme, 0.3s ease);
}

/* GPU Hardware-Accelerated Layer for Animated GIF + Gradient */
.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;

    background-image: var(--hero-bg-overlay-dark), var(--hero-bg-media);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;

    /* Force GPU Composition Layer */
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Light Theme Background Overlay Override */
[data-theme="light"] .hero-section::before,
:root[data-theme="light"] .hero-section::before {
    background-image: var(--hero-bg-overlay-light), var(--hero-bg-media);
}

/* --------------------------------------------------------------------------
    3. HERO GLASSMORPHISM CARD CONTAINER
   -------------------------------------------------------------------------- */
.hero-background {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: var(--hero-card-max-width);
    padding-block: 2.25rem;
    padding-inline: 1.5rem;
    box-sizing: border-box;
    text-align: center;

    /* Glassmorphism Styling */
    background: var(--hero-card-bg-light);
    border: 1px solid var(--hero-card-border-light);
    border-radius: var(--hero-card-radius-md);
    box-shadow: var(--shadow-header, 0 4px 20px rgba(0, 0, 0, 0.2));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);

    transition:
        background-color var(--transition-theme, 0.3s ease),
        border-color var(--transition-theme, 0.3s ease),
        box-shadow var(--transition-theme, 0.3s ease);
}

/* Dark Mode Enhancement */
[data-theme="dark"] .hero-background {
    background: var(--hero-card-bg-dark);
    border-color: var(--hero-card-border-dark);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

/* --------------------------------------------------------------------------
    4. TYPOGRAPHY & HEADINGS
   -------------------------------------------------------------------------- */
.hero-background h1 {
    margin-block-end: 1.25rem;

    font-family: var(--font-main, 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif);
    font-size: clamp(1.85rem, 4vw, 3.25rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: #ffffff;
    text-align: center;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-background p {
    max-width: 720px;
    margin-block-start: 0;
    margin-block-end: 2.25rem;
    margin-inline: auto;

    font-size: clamp(1rem, 1.8vw, 1.2rem);
    font-weight: 300;
    line-height: 1.65;
    color: rgba(240, 246, 252, 0.9);
    text-align: center;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

/* --------------------------------------------------------------------------
    5. CALL TO ACTION (CTA) BUTTON
   -------------------------------------------------------------------------- */
.hero-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.hero-background a,
.hero-button-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 200px;
    height: 52px;
    padding-inline: 2rem;
    box-sizing: border-box;

    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: #ffffff;
    text-decoration: none;

    background-color: var(--hero-btn-bg);
    border: 2px solid var(--hero-btn-bg);
    border-radius: 12px;
    box-shadow: var(--hero-btn-shadow);

    will-change: transform;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-background a:hover,
.hero-button-link:hover {
    color: #ffffff;
    background-color: transparent;
    border-color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(255, 255, 255, 0.25);
}

.hero-background a:focus-visible,
.hero-button-link:focus-visible {
    outline: 2px solid #ffffff;
    outline-offset: 4px;
}

.hero-background a:active,
.hero-button-link:active {
    transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
    6. RESPONSIVE BREAKPOINTS (MOBILE-FIRST & FLUID)
   -------------------------------------------------------------------------- */

/* Extra Small Devices (<= 480px) */
@media (max-width: 480px) {
    .hero-section {
        min-block-size: auto;
        padding-block: 2rem;
        padding-inline: 1rem;
    }

    .hero-background {
        padding-block: 1.75rem;
        padding-inline: 1rem;
        border-radius: var(--hero-card-radius-sm);
    }

    .hero-background a,
    .hero-button-link {
        width: 100%;
    }
}

/* Tablet Viewports (>= 768px) */
@media (min-width: 768px) {
    .hero-section {
        padding-block: 5rem;
        padding-inline: 2rem;
    }

    .hero-background {
        padding-block: 3.5rem;
        padding-inline: 3rem;
    }
}

/* Desktop Viewports (>= 1024px) */
@media (min-width: 1024px) {
    .hero-section {
        min-block-size: 85vh;
    }

    .hero-background {
        padding-block: 4rem;
        padding-inline: 4rem;
    }
}

/* Ultra-Wide Viewports (>= 1440px) */
@media (min-width: 1440px) {
    .hero-background {
        max-width: var(--hero-card-max-width-lg);
        padding-block: 4.5rem;
        padding-inline: 5rem;
    }
}

/* --------------------------------------------------------------------------
    7. ACCESSIBILITY (a11y)
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {

    .hero-section,
    .hero-section::before,
    .hero-background,
    .hero-background a,
    .hero-button-link {
        will-change: auto;
        transition: none;
    }

    .hero-background a:hover,
    .hero-button-link:hover {
        transform: none;
    }
}