:root {
    --color-bg-primary: #f0f2f5;
    --color-text-primary: #333;
    --color-btn-primary: #007bff;
    --color-btn-hover: #0056b3;
    --color-card-bg: #fff;
    --color-border-main: #ddd;
}

/* Plano de fundo animado */
body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(120deg, #a1c4fd, #c2e9fb, #fbc2eb, #fcb69f);
    background-size: 400% 400%;
    animation: gradientBG 12s ease infinite;
    color: var(--color-text-primary);
    margin: 0;
    padding: 2rem 1rem;
        height: 100vh;
        overflow: hidden;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    transform: scale(0.9);
    transform-origin: top center;
}

@keyframes gradientBG {
    0% {background-position: 0% 50%;}
    50% {background-position: 100% 50%;}
    100% {background-position: 0% 50%;}
}

/* Título com sombra e animação */
.header__title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #007bff;
    text-shadow: 0 4px 24px rgba(0,0,0,0.18), 0 1px 0 #fff;
    letter-spacing: 2px;
    animation: fadeInUp 1.2s cubic-bezier(.4,1.4,.6,1) both;
}

.header__description, .button, .main-content {
    animation: fadeInUp 1.8s cubic-bezier(.4,1.4,.6,1) both;
}

@keyframes fadeInUp {
    0% { opacity: 0; transform: translateY(40px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* Botão com ícone animado */
.button {
    padding: 0.85rem 2.2rem 0.85rem 2.8rem;
    font-size: 1.15rem;
    font-weight: 600;
    background: linear-gradient(90deg, #007bff 60%, #fbc2eb 100%);
    color: #fff;
    border: none;
    border-radius: 0.7rem;
    box-shadow: 0 2px 12px rgba(0,0,0,0.10);
    cursor: pointer;
    transition: background 0.3s, box-shadow 0.3s, transform 0.2s;
    letter-spacing: 1px;
    margin-top: 1.2rem;
    margin-bottom: 0.5rem;
    outline: none;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}
.button__icon {
    font-size: 1.5rem;
    animation: btnIconPulse 1.2s infinite alternate;
}
@keyframes btnIconPulse {
    0% { transform: scale(1); }
    100% { transform: scale(1.18); }
}
.button:hover {
    background: linear-gradient(90deg, #0056b3 60%, #fcb69f 100%);
    box-shadow: 0 4px 24px rgba(0,0,0,0.18);
    transform: scale(1.06);
}
.button:active {
    transform: scale(0.98);
}

/* Modal de cor selecionada */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(255,255,255,0.01); /* fundo quase transparente */
    justify-content: center;
    align-items: center;
}
.modal.active {
    display: flex;
    justify-content: center;
    align-items: center;
}
.modal__content {
    background: var(--color-card-bg);
    border-radius: 1rem;
    padding: 2.5rem 2rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    min-width: 1100px;
    max-width: 1400px;
    width: 100%;
    text-align: center;
    position: relative;
    margin: 0 auto;
}

.button:hover {
    background-color: var(--color-btn-hover);
}

.main-content {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.header {
    text-align: center;
    margin-bottom: 2.5rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section {
    margin-bottom: 2.5rem;
    margin-top: 0.2rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-title {
    text-align: center;
    margin-bottom: 1.5rem;
}

.pallete-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.25rem;
}

.color-card {
    position: relative;
    overflow: visible;
    transition: box-shadow 0.2s, transform 0.2s;
}

.color-card {
    background-color: var(--color-card-bg);
    border-radius: 0.75rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    width: 150px;
    text-align: center;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.color-card:hover {
    box-shadow: 0 0 24px 8px #fbc2eb55;
    transform: scale(1.04);
    z-index: 2;
}
.color-card__square {
    height: 100px;
    border-bottom: 1px solid var(--color-border-main);
    transition: box-shadow 0.2s;
}
.color-card__square:hover {
    box-shadow: 0 0 16px 4px #a1c4fd55;
}
.color-card__hex {
    padding: 0.625rem;
    font-size: 0.875rem;
    font-weight: 600;
    position: relative;
    padding-right: 25px;
}
.color-card__hex::after {
    content: '📋';
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}
.color-card__hex:hover::after {
    opacity: 1;
}


/* Modal de cor selecionada */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(255,255,255,0.01); /* fundo quase transparente */
    justify-content: center;
    align-items: center;
}

.modal.active {
    display: flex;
}

.modal__content {
    background: var(--color-card-bg);
    border-radius: 1rem;
    padding: 2rem 1.5rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    min-width: 320px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    position: relative;
}
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(255,255,255,0.01); /* fundo quase transparente */
    justify-content: center;
    align-items: center;
}
.modal.active {
    display: flex;
    justify-content: center;
    align-items: center;
}
.modal__content {
    background: var(--color-card-bg);
    border-radius: 1rem;
    padding: 1.5rem 1rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
        min-width: 0;
        max-width: 98vw;
        width: 98vw;
    text-align: center;
    position: relative;
    margin: 0 auto;
}
.modal__close {
    position: absolute;
    top: 1rem;
    right: 1.2rem;
    font-size: 2rem;
    color: #888;
    cursor: pointer;
    transition: color 0.2s;
}
.modal__close:hover {
    color: #333;
}
.modal__selected-color {
    width: 180px;
    height: 120px;
    border-radius: 0.75rem;
    margin: 0 auto 1.2rem auto;
    border: 1px solid var(--color-border-main);
    display: block;
}
.modal__selected-hex {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}
.modal__degrade-title {
    margin-bottom: 1rem;
    color: #555;
}
.modal__degrade-container {
    display: flex;
    gap: 2.2rem;
    justify-content: center;
    flex-wrap: nowrap;
    margin-top: 2.2rem;
}

.degrade-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 150px;
    transition: transform 0.2s;
}
.degrade-card:hover {
    transform: scale(1.08);
    z-index: 2;
}

.degrade-card__color {
    width: 80px;
    height: 80px;
    border-radius: 0.7rem;
    border: 1.5px solid var(--color-border-main);
    margin-bottom: 0.7rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
}

.degrade-card__hex {
    font-size: 1.2rem;
    font-weight: 600;
    background: #f7f7f7;
    border-radius: 0.4rem;
    padding: 0.7rem 1.5rem 0.7rem 1rem;
    margin-bottom: 0.2rem;
    cursor: pointer;
    user-select: text;
    transition: background 0.2s, box-shadow 0.2s;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 1px 4px rgba(0,0,0,0.07);
}
.degrade-card__hex:hover {
    background: #e0e0e0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.degrade-card__copy {
    margin-left: 0.7rem;
    font-size: 1.5rem;
    color: #888;
    cursor: pointer;
    transition: color 0.2s, transform 0.2s;
    display: flex;
    align-items: center;
}
.degrade-card__copy.copied {
    color: #2ecc40;
    transform: scale(1.2);
}

.modal__selected-color {
    width: 220px;
    height: 150px;
    border-radius: 1rem;
    margin: 0 auto 1.5rem auto;
    border: 1.5px solid var(--color-border-main);
    display: block;
    box-shadow: 0 2px 12px rgba(0,0,0,0.10);
}

.modal__degrade-title {
    margin-bottom: 1.2rem;
    color: #555;
    font-size: 1.2rem;
    font-weight: 600;
}

/* Espaçamento para SVG do topo */
.svg-topo {
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    width: 100%;
}

@media (max-width: 900px) {
    .modal__content {
        min-width: 98vw;
        max-width: 98vw;
        width: 98vw;
        padding: 1.2rem 0.5rem;
    }
    .modal__selected-color {
        width: 120px;
        height: 80px;
    }
    .degrade-card {
        width: 90px;
    }
    .degrade-card__color {
        width: 50px;
        height: 50px;
    }
    .degrade-card__hex {
        font-size: 0.9rem;
        padding: 0.3rem 0.7rem 0.3rem 0.5rem;
    }
}

/* Rodapé fixo no canto inferior esquerdo */
.footer-direitos {
    position: fixed;
    left: 0.3rem;
    bottom: 0.3rem;
    font-size: 0.72rem;
    color: #555;
    background: rgba(255,255,255,0.7);
    padding: 0.08rem 0.5rem;
    border-radius: 0.3rem;
    box-shadow: 0 1px 4px rgba(0,0,0,0.05);
    z-index: 10;
    font-family: 'Poppins', sans-serif;
    pointer-events: none;
    opacity: 0.85;
}

.pallete-container, .main-content, .color-card {
    z-index: 20;
    position: relative;
}