:root {
    --color-background: #faf6f4;
    --color-surface: #ffffff;
    --color-card: #fffdfc;

    --color-primary: #d97887;
    --color-secondary: #f3d8d4;
    --color-accent: #efd8cb;
    --color-success: #57b36b;
    --color-success-hover: #46985a;

    --color-disabled: #b8b8b8;

    --color-text: #5d4a4a;
    --color-light-text: #8d7d7d;

    --color-placeholder: #d9d9d9;
    --color-overlay: rgba(0, 0, 0, .45);
    --color-card-border: #55555555; 

    --shadow-hover: 6px 6px 10px rgba(0, 0, 0, .3);

    --radius: 18px;

    --font-title: 'Great Vibes', cursive;
    --font-main: 'Poppins', sans-serif;

    --transition: 200ms;
}

body {
    margin: 0;
}

.hero {
    width: 100%;
    height: 100%;
    max-height: 50vh;
    overflow: hidden;
}

.hero__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    object-position: center top;
}

.page {
    background: var(--color-background);
    min-height: 100vh;
    padding: 50px 20px;
    font-family: var(--font-main);
}

.header {
    max-width: 850px;
    margin: 0 auto 50px;
    text-align: center;
}

.header__title {
    font-family: var(--font-title);
    color: var(--color-primary);
    font-size: 4rem;
    margin: 0;
}

.header__text {
    color: var(--color-text);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-top: 20px;
}

.header__phrase {
    font-family: var(--font-title);
    color: var(--color-primary);
    opacity: .8;
    font-size: 2rem;
    margin-top: 20px;
}

.gift-grid {
    max-width: 1200px;
    margin: auto;

    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 25px;
}

.card {
    background: var(--color-card);
    border-radius: var(--radius);
    overflow: hidden;
    /* box-shadow: var(--shadow); */
    border: 1px solid var(--color-card-border);

    transition: var(--transition);

    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.card--disabled {
    opacity: .65;
}

.card__image {
    height: 170px;
    background: var(--color-placeholder);

    display: flex;
    align-items: center;
    justify-content: center;

    color: var(--color-light-text);
    font-weight: 600;

    img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
}

.card__body {
    padding: 16px;

    display: flex;
    flex-direction: column;
    gap: 14px;
    flex: 1;
}

.card__title {
    color: var(--color-primary);
    font-size: 1.2rem;
    font-weight: 600;
}

.card__description {
    color: var(--color-light-text);
    line-height: 1.6;
    flex: 1;
}

.card__price {
    font-weight: 600;
    color: var(--color-text);
}

.button {
    border: none;
    border-radius: 12px;
    padding: 12px;
    color: white;
    cursor: pointer;
    font-weight: 600;
    transition: .3s;
}

.button--buy {
    background: var(--color-success);
}

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

.button--disabled {
    background: var(--color-disabled);
    cursor: not-allowed;
}

.modal {
    position: fixed;
    inset: 0;

    display: flex;
    align-items: center;
    justify-content: center;

    opacity: 0;
    visibility: hidden;
    transition: .3s;
    font-family: var(--font-main);
}

.modal--show {
    opacity: 1;
    visibility: visible;
}

.modal__overlay {
    position: absolute;
    inset: 0;
    background: var(--color-overlay);
}

.modal__wrapper {
    display: flex;
    justify-content: center;
}

.modal__content {
    position: relative;
    background: var(--color-surface);
    border-radius: 20px;
    width: min(92%, 450px);
    padding: 35px;
    box-shadow: var(--shadow-hover);
    transform: translateY(20px) scale(.95);
    transition: .3s;
    z-index: 2;
}

.modal--show .modal__content {
    transform: translateY(0) scale(1);
}

.modal__close {
    position: absolute;
    right: 18px;
    top: 15px;

    border: none;
    background: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--color-light-text);
}

.modal__content--split {
    display: flex;
    gap: 20px;
    padding: 30px;
    width: min(95%, 780px);
}

.modal__left {
    flex: 1;
    display: flex;
}

.modal__image {
    width: 100%;
    height: 100%;
    min-height: 280px;
    background: var(--color-placeholder);
    border-radius: var(--radius);

    display: flex;
    align-items: center;
    justify-content: center;

    color: var(--color-light-text);
    font-weight: 600;

    img {
        width: 100%;
        height: 100%;
    }
}

.modal__right {
    flex: 1.2;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.modal__gift-name {
    color: var(--color-primary);
    font-size: 1.5rem;
    margin: 0;
}

.modal__gift-description {
    color: var(--color-light-text);
    line-height: 1.6;
}

.modal__gift-value {
    font-weight: 600;
    color: var(--color-text);
    font-size: 1.5rem;
}

.modal__pix {
    display: flex;
    flex-direction: column;
    margin-top: auto;
}

.modal__pix--key-wrapper {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 10px;
}

.modal__pix-key {
    flex: 1;
    background: var(--color-secondary);
    padding: 12px;
    border-radius: 10px;
    word-break: break-all;
    font-size: 0.9rem;
}

.modal__copy-button {
    border: none;
    background: var(--color-primary);
    color: white;
    border-radius: 10px;
    padding: 12px 16px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.modal__copy-button:hover {
    filter: brightness(0.95);
}

.copy-feedback {
    text-align: center;
    color: var(--color-success);
    opacity: 0;
    transition: var(--transition);
    margin-top: 5px;
    font-size: 0.8rem;
}

.copy-feedback--show {
    opacity: 1;
}

@media (max-width: 700px) {
    .modal__content--split {
        flex-direction: column;
    }

    .modal__image {
        min-height: 200px;
    }
}

.copy-button {
    border: none;
    background: var(--color-primary);
    color: white;
    border-radius: 10px;
    padding: 12px 18px;
    cursor: pointer;
    transition: var(--transition);
}

.copy-button:hover {
    filter: brightness(.95);
}

.copy-feedback {
    text-align: center;
    color: var(--color-success);
    margin-top: 18px;
    opacity: 0;
    transition: var(--transition);
}

.copy-feedback--show {
    opacity: 1;
}

.controls {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: right;
    margin-bottom: 16px;
}

.controls__filter {
    display: flex;
    
}

.filter-button {
    border: none;
    background: var(--color-secondary);
    color: var(--color-text);
    padding: 4px 8px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
    font-size: .8rem;
}

#filter-all {
    border-radius: 2px 0 0 2px;
}

#filter-available {
    border-radius: 0 2px 2px 0;
}

.filter-button:hover {
    filter: brightness(.95);
}

.filter-button--active {
    cursor: default;
    background-color: white;
     box-shadow: inset 0 2px 4px rgba(0,0,0,.35),
    inset 0 -2px 2px rgba(255,255,255,.2);
}

.filter-button--active:hover {
    filter: brightness(1) !important;
}