/* ============================================================================
 * CARDS MODULE
 * ----------------------------------------------------------------------------
 * Componente de cards "Problema / Solução" com suporte a tema claro/escuro,
 * efeito glassmorphism e layout totalmente responsivo (mobile-first).
 *
 * Depende das seguintes variáveis globais (definidas no design system):
 *   --font-main, --text-primary, --bg-section-accent, --bg-card-secondary,
 *   --border-color, --shadow-md, --transition-theme
 *
 * Índice:
 *   1. Design Tokens (locais ao módulo)
 *   2. Título da Seção
 *   3. Container dos Cards
 *   4. Card — Estrutura Base
 *   5. Card — Variantes de Imagem (Problema / Solução)
 *   6. Card — Painel Interno (Glassmorphism)
 *   7. Card — Tipografia
 *   8. Responsividade (Tablet → Desktop → Ultra-wide)
 * ==========================================================================*/


/* ----------------------------------------------------------------------------
 * 1. DESIGN TOKENS (locais ao módulo)
 * ----------------------------------------------------------------------------
 * Centraliza valores repetidos do componente para facilitar manutenção.
 * Não substitui o design system global — apenas organiza o que é específico
 * deste módulo.
 * -------------------------------------------------------------------------- */
.cards {
    --card-overlay-start: rgba(0, 0, 0, 0.1);
    --card-overlay-end: rgba(15, 15, 26, 0.88);
    --card-glass-bg: rgba(15, 15, 26, 0.65);
    --card-glass-bg-hover: rgba(15, 15, 26, 0.85);
    --card-glass-bg-dark: rgba(13, 17, 23, 0.75);
    --card-glass-bg-dark-hover: rgba(13, 17, 23, 0.9);
    --card-glass-border: rgba(255, 255, 255, 0.15);
    --card-glass-border-dark: rgba(240, 246, 252, 0.12);
    --card-accent-problema: #ffab76;
    --card-accent-solucao: #50e3c2;
    --card-text-body: rgba(255, 255, 255, 0.92);
    --card-text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
}


/* ----------------------------------------------------------------------------
 * 2. TÍTULO DA SEÇÃO
 * -------------------------------------------------------------------------- */
.card-title {
    margin: 3.5rem 1.5rem 2rem 1.5rem;
    font-family: var(--font-main, 'Space Grotesk', sans-serif);
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    text-align: center;
    color: var(--text-primary);
    transition: var(--transition-theme);
}


/* ----------------------------------------------------------------------------
 * 3. CONTAINER DOS CARDS
 * -------------------------------------------------------------------------- */
.cards {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    box-sizing: border-box;
    width: 100%;
    padding: 3rem 1.5rem;
    background-color: var(--bg-section-accent, #1a1a2e);
    transition: var(--transition-theme);
}

[data-theme="dark"] .cards {
    background-color: var(--bg-card-secondary, #161b22);
}


/* ----------------------------------------------------------------------------
 * 4. CARD — ESTRUTURA BASE
 * -------------------------------------------------------------------------- */
.card-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-end;
    box-sizing: border-box;
    width: 100%;
    max-width: 500px;
    min-height: 460px;
    overflow: hidden;
    border: 1px solid var(--border-color, rgba(255, 255, 255, 0.1));
    border-radius: 16px;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    box-shadow: var(--shadow-md, 0 10px 30px rgba(0, 0, 0, 0.25));
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.35s ease;
}

.card-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}


/* ----------------------------------------------------------------------------
 * 5. CARD — VARIANTES DE IMAGEM (Problema / Solução)
 * ----------------------------------------------------------------------------
 * Gradiente aplicado sobre a imagem de fundo para garantir contraste e
 * legibilidade do texto no painel inferior.
 * -------------------------------------------------------------------------- */
.card-problema {
    background-image:
        linear-gradient(180deg, var(--card-overlay-start) 0%, var(--card-overlay-end) 100%),
        url("../images/Captura de tela 2026-07-30 172248.png");
}

.card-solucao {
    background-image:
        linear-gradient(180deg, var(--card-overlay-start) 0%, var(--card-overlay-end) 100%),
        url("../images/Captura de tela 2026-07-30 174101.png");
}


/* ----------------------------------------------------------------------------
 * 6. CARD — PAINEL INTERNO (Glassmorphism)
 * -------------------------------------------------------------------------- */
.card-background {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    box-sizing: border-box;
    padding: 2rem 1.75rem;
    border-top: 1px solid var(--card-glass-border);
    border-radius: 0 0 16px 16px;
    background: var(--card-glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #ffffff;
    transition: background-color 0.3s ease;
}

.card-item:hover .card-background {
    background: var(--card-glass-bg-hover);
}

[data-theme="dark"] .card-background {
    border-top-color: var(--card-glass-border-dark);
    background: var(--card-glass-bg-dark);
}

[data-theme="dark"] .card-item:hover .card-background {
    background: var(--card-glass-bg-dark-hover);
}


/* ----------------------------------------------------------------------------
 * 7. CARD — TIPOGRAFIA
 * -------------------------------------------------------------------------- */
.card-item h3 {
    margin: 0;
    font-family: var(--font-main, 'Space Grotesk', sans-serif);
    font-size: clamp(1.2rem, 2vw, 1.45rem);
    font-weight: 700;
    line-height: 1.35;
    letter-spacing: -0.01em;
    text-align: left;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* Acento cromático — Problema (coral quente) */
.card-problema h3 {
    color: var(--card-accent-problema);
}

/* Acento cromático — Solução (verde-menta) */
.card-solucao h3 {
    color: var(--card-accent-solucao);
}

.card-item p {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 300;
    line-height: 1.65;
    color: var(--card-text-body);
    text-shadow: var(--card-text-shadow);
}


/* ----------------------------------------------------------------------------
 * 8. RESPONSIVIDADE
 * -------------------------------------------------------------------------- */

/* Tablet (>= 768px) --------------------------------------------------------*/
@media (min-width: 768px) {
    .card-title {
        margin: 4.5rem 1.5rem 2.5rem 1.5rem;
    }

    .cards {
        flex-direction: row;
        align-items: stretch;
        justify-content: center;
        gap: 2rem;
        padding: 4rem 2rem;
    }

    .card-item {
        flex: 1;
        max-width: 480px;
        min-height: 480px;
    }

    .card-item h3 {
        text-align: left;
    }
}

/* Desktop (>= 1024px) -------------------------------------------------------*/
@media (min-width: 1024px) {
    .cards {
        gap: 2.5rem;
        padding: 5rem 4rem;
    }

    .card-item {
        max-width: 540px;
        min-height: 500px;
    }

    .card-background {
        padding: 2.25rem 2rem;
    }
}

/* Ultra-wide (>= 1440px) ----------------------------------------------------*/
@media (min-width: 1440px) {
    .cards {
        max-width: 1280px;
        margin: 0 auto;
        padding: 6rem 4rem;
        border-radius: 24px;
    }
}