/* =========================================================
   POLYCHROMATICA — PORTFÓLIO DE ARTE
   Direção visual: vintage fantástico
   Paleta: lilás, Tiffany, papel antigo e dourado
   ========================================================= */

/* 1. Fontes e variáveis globais */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600;700&family=Lora:wght@400;500;600&family=Parisienne&display=swap');

:root {
    color-scheme: light;

    /* Cores */
    --color-paper: #F6EEDF;
    --color-paper-light: #FFF9F0;
    --color-paper-shadow: #E8DCC8;
    --color-lilac: #B9A0D8;
    --color-lilac-light: #E6D9F2;
    --color-lilac-dark: #7b16e8;
    --color-tiffany: #A9E5DC;
    --color-tiffany-dark: #00a494;
    --color-gold: #C9A86A;
    --color-ink: #4C00A0;
    --color-muted: #766B76;
    --color-white: #FFFFFF;

    /* Tipografia */
    --font-display: "Cormorant Garamond", Georgia, serif;
    --font-body: "Lora", Georgia, serif;
    --font-script: "Parisienne", cursive;

    /* Layout */
    --content-width: 1160px;
    --page-gutter: clamp(1.15rem, 5vw, 4.5rem);
    --section-space: clamp(4rem, 9vw, 7.5rem);
    --radius-small: 0.5rem;
    --radius-medium: 1rem;
    --radius-large: 1.5rem;

    /* Sombras */
    --shadow-soft: 0 12px 32px rgb(64 52 72 / 10%);
    --shadow-card: 0 8px 20px rgb(64 52 72 / 12%);
    --shadow-lilac: 0 8px 24px rgb(119 97 139 / 18%);
}

/* 2. Reset e comportamento geral */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 6rem;
}

body {
    margin: 0;
    min-width: 320px;
    background-color: var(--color-paper);
    background-image:
        radial-gradient(
            ellipse at 10% 12%,
            rgb(185 160 216 / 12%),
            transparent 32%
        ),
        radial-gradient(
            ellipse at 90% 45%,
            rgb(169 229 220 / 15%),
            transparent 30%
        );
    color: var(--color-ink);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea,
select {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible {
    outline: 3px solid var(--color-tiffany-dark);
    outline-offset: 4px;
}

::selection {
    background-color: var(--color-lilac);
    color: var(--color-ink);
}

/* 3. Cabeçalho e navegação */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid rgb(201 168 106 / 40%);
    background-color: rgb(246 238 223 / 94%);
    box-shadow: 0 4px 18px rgb(64 52 72 / 5%);
    backdrop-filter: blur(12px);
}

.navigation {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    width: min(100% - (var(--page-gutter) * 2), var(--content-width));
    min-height: 5.5rem;
    margin-inline: auto;
}

.logo {
    flex-shrink: 0;
    color: var(--color-lilac-dark);
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 3vw, 2.3rem);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.04em;
    transition: color 180ms ease;
}

.logo:hover {
    color: var(--color-tiffany-dark);
}

.navigation-list {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: clamp(1rem, 2.5vw, 2.25rem);
    margin: 0;
    padding: 0;
    list-style: none;
}

.navigation-list a {
    position: relative;
    display: inline-block;
    padding-block: 0.5rem;
    color: var(--color-ink);
    font-size: 0.9rem;
    transition: color 180ms ease;
}

.navigation-list a::after {
    position: absolute;
    right: 0;
    bottom: 0.15rem;
    left: 0;
    height: 1px;
    background-color: var(--color-tiffany-dark);
    content: "";
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 220ms ease;
}

.navigation-list a:hover {
    color: var(--color-lilac-dark);
}

.navigation-list a:hover::after {
    transform: scaleX(1);
}

/* 4. Capa principal */
.hero {
    position: relative;
    display: grid;
    min-height: clamp(25rem, 48vw, 40rem);
    place-items: center;
    overflow: hidden;
    isolation: isolate;
    padding: clamp(2rem, 5vw, 4rem) var(--page-gutter);
    background-color: var(--color-lilac);
    text-align: center;
}

/* Ajuste para telas horizontais com pouca altura */
@media (min-width: 700px) and (max-height: 600px) {
    .hero {
        min-height: 28rem;
        padding-top: 1.5rem;
        padding-bottom: 1.5rem;
    }

    .hero-logo {
        max-height: 150px;
    }
}


/* Textura de papel sobre a capa */
.hero::before {
    position: absolute;
    z-index: -1;
    inset: 0;
    border: 1px solid rgb(255 249 240 / 35%);
    background-image:
        radial-gradient(
            ellipse at 15% 20%,
            rgb(255 249 240 / 48%),
            transparent 35%
        ),
        radial-gradient(
            ellipse at 85% 75%,
            rgb(169 229 220 / 48%),
            transparent 35%
        ),
        repeating-linear-gradient(
            0deg,
            transparent 0,
            transparent 5px,
            rgb(64 52 72 / 2%) 6px
        );
    content: "";
    pointer-events: none;
}

.hero-image {
    position: absolute;
    z-index: -2;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* Se a imagem de capa for decorativa, o conteúdo continua legível */
.hero-content {
    width: min(100%, 650px);
    padding: clamp(1.25rem, 3vw, 2.5rem);
    border: 1px solid rgb(255 249 240 / 78%);
    outline: 1px solid rgb(201 168 106 / 80%);
    outline-offset: -0.5rem;
    border-radius: 48% 48% 1.25rem 1.25rem / 18% 18% 1.25rem 1.25rem;
    background-color: rgb(246 238 223 / 86%);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(5px);
}

/* Painel mais compacto em telas horizontais baixas */
@media (min-width: 700px) and (max-height: 600px) {
    .hero-content {
        width: min(100%, 560px);
        padding: 1.25rem 2rem;
    }
}

.hero-eyebrow,
.section-eyebrow {
    margin: 0 0 0.75rem;
    color: var(--color-lilac-dark);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    line-height: 1.6;
    text-transform: uppercase;
}

.hero h1 {
    margin: 0;
    color: var(--color-lilac-dark);
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 10vw, 7.5rem);
    font-weight: 500;
    line-height: 0.95;
    letter-spacing: -0.045em;
    text-wrap: balance;
}

.hero-description {
    max-width: 35rem;
    margin: 1.5rem auto 2rem;
    color: var(--color-ink);
    font-size: clamp(0.95rem, 2vw, 1.1rem);
}

.hero-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3.2rem;
    padding: 0.8rem 1.6rem;
    border: 1px solid var(--color-lilac-dark);
    border-radius: 999px;
    background-color: var(--color-lilac-dark);
    color: var(--color-white);
    font-size: 0.9rem;
    transition:
        background-color 180ms ease,
        color 180ms ease,
        transform 180ms ease,
        box-shadow 180ms ease;
}

.hero-link:hover {
    transform: translateY(-3px);
    background-color: var(--color-tiffany);
    color: var(--color-ink);
    box-shadow: var(--shadow-lilac);
}

/* 5. Estrutura compartilhada das seções */
.section-container {
    position: relative;
    width: min(100% - (var(--page-gutter) * 2), var(--content-width));
    margin-inline: auto;
    padding-block: var(--section-space);
}

.section-heading {
    max-width: 48rem;
    margin: 0 auto 3rem;
    text-align: center;
}

.section-heading h2 {
    margin: 0;
    color: var(--color-lilac-dark);
    font-family: var(--font-display);
    font-size: clamp(2.7rem, 6vw, 4.5rem);
    font-weight: 500;
    line-height: 1.1;
    text-wrap: balance;
}

.section-description {
    max-width: 38rem;
    margin: 1rem auto 0;
    color: var(--color-muted);
    font-size: 0.95rem;
}

/* 6. Apresentação */
.about {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    gap: clamp(2rem, 6vw, 5rem);
}

.about .section-heading {
    margin: 0;
    text-align: left;
}

.about-content {
    position: relative;
    padding: clamp(1.5rem, 4vw, 3rem);
    border: 1px solid rgb(201 168 106 / 65%);
    border-radius: var(--radius-small);
    background-color: rgb(255 249 240 / 72%);
    box-shadow: var(--shadow-soft);
}

.about-content::before {
    position: absolute;
    inset: 0.45rem;
    border: 1px dashed rgb(119 97 139 / 30%);
    border-radius: 0.25rem;
    content: "";
    pointer-events: none;
}

.about-content p {
    position: relative;
    margin: 0;
}

.about-content p + p {
    margin-top: 1rem;
}

/* 7. Galeria de criações */
.gallery {
    width: 100%;
    max-width: none;
    padding-inline: var(--page-gutter);
    background-color: rgb(185 160 216 / 12%);
}

.gallery .section-heading,
.gallery-grid {
    width: min(100%, var(--content-width));
    margin-inline: auto;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(1rem, 2.5vw, 2rem);
}

.artwork {
    min-width: 0;
    margin: 0;
}

.artwork-button {
    position: relative;
    display: block;
    width: 100%;
    overflow: hidden;
    padding: 0.6rem;
    border: 1px solid var(--color-gold);
    border-radius: 0.25rem;
    background-color: var(--color-paper-light);
    box-shadow: var(--shadow-card);
    cursor: zoom-in;
    transition:
        transform 220ms ease,
        box-shadow 220ms ease,
        background-color 220ms ease;
}

/* Moldura interna */
.artwork-button::after {
    position: absolute;
    inset: 0.9rem;
    border: 1px solid rgb(201 168 106 / 65%);
    content: "";
    pointer-events: none;
    transition: border-color 220ms ease;
}

.artwork-button img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    background-color: var(--color-lilac-light);
    transition: transform 350ms ease;
}

.artwork-button:hover {
    z-index: 1;
    transform: translateY(-5px) rotate(-0.5deg);
    box-shadow: var(--shadow-lilac);
}

.artwork-button:hover img {
    transform: scale(1.04);
}

.artwork-button:hover::after {
    border-color: var(--color-tiffany-dark);
}

.artwork figcaption {
    padding: 0.9rem 0.25rem 0;
    color: var(--color-lilac-dark);
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    line-height: 1.3;
    text-align: center;
}

/* 8. Janela de ampliação (lightbox) */
.lightbox {
    width: min(92vw, 1050px);
    max-width: none;
    max-height: 90dvh;
    overflow: auto;
    padding: clamp(1rem, 3vw, 2rem);
    border: 1px solid var(--color-gold);
    border-radius: var(--radius-medium);
    background-color: var(--color-paper);
    color: var(--color-ink);
    box-shadow: 0 24px 80px rgb(0 0 0 / 30%);
}

.lightbox::backdrop {
    background-color: rgb(35 27 42 / 82%);
    backdrop-filter: blur(5px);
}

.lightbox-content {
    position: relative;
    display: grid;
    justify-items: center;
    gap: 1rem;
    padding: clamp(0.5rem, 2vw, 1.25rem);
    border: 1px dashed rgb(119 97 139 / 45%);
}

.lightbox-close {
    position: sticky;
    top: 0;
    z-index: 2;
    justify-self: end;
    display: grid;
    width: 2.75rem;
    height: 2.75rem;
    margin-bottom: -2.75rem;
    place-items: center;
    border: 1px solid var(--color-lilac-dark);
    border-radius: 50%;
    background-color: var(--color-paper-light);
    color: var(--color-lilac-dark);
    font-family: Arial, sans-serif;
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    transition:
        background-color 180ms ease,
        color 180ms ease,
        transform 180ms ease;
}

.lightbox-close:hover {
    transform: rotate(90deg);
    background-color: var(--color-tiffany);
    color: var(--color-ink);
}

.lightbox-image {
    width: auto;
    max-width: 100%;
    max-height: 72dvh;
    object-fit: contain;
}

.lightbox-caption {
    margin: 0;
    color: var(--color-lilac-dark);
    font-family: var(--font-script);
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    line-height: 1.3;
    text-align: center;
}

/* Aparência quando o diálogo não está aberto */
.lightbox:not([open]) {
    display: none;
}

/* 9. Contatos */
.contact {
    text-align: center;
}

.contact .section-heading {
    margin-bottom: 1.5rem;
}

.contact-description {
    max-width: 40rem;
    margin: 0 auto 2rem;
    color: var(--color-muted);
}

.contact-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 9rem;
    min-height: 3rem;
    padding: 0.7rem 1.4rem;
    border: 1px solid var(--color-lilac-dark);
    border-radius: 999px;
    background-color: var(--color-lilac-light);
    color: var(--color-ink);
    transition:
        background-color 180ms ease,
        border-color 180ms ease,
        transform 180ms ease;
}

.contact-link:hover {
    transform: translateY(-2px);
    border-color: var(--color-tiffany-dark);
    background-color: var(--color-tiffany);
}

/* 10. Rodapé */
.site-footer {
    padding: 1.5rem var(--page-gutter);
    border-top: 1px solid rgb(201 168 106 / 50%);
    background-color: var(--color-lilac-light);
    color: var(--color-lilac-dark);
    text-align: center;
}

.site-footer p {
    margin: 0;
    font-size: 0.85rem;
}

/* 11. Responsividade: tablets e telas médias */
@media (max-width: 900px) {
    .navigation {
        gap: 1.25rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.5rem;
    }

    .about {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about .section-heading {
        text-align: center;
    }
}

/* 12. Responsividade: celulares */
@media (max-width: 600px) {
    :root {
        --section-space: 4rem;
    }

    .navigation {
        flex-direction: column;
        justify-content: center;
        gap: 0.5rem;
        padding-block: 1rem;
    }

    .logo {
        font-size: 2rem;
    }

    .navigation-list {
        justify-content: center;
        gap: 0.35rem 1.15rem;
    }

    .navigation-list a {
        font-size: 0.82rem;
    }

    .hero {
        min-height: 35rem;
        padding-inline: 1rem;
    }

    .hero-content {
        padding: 2.25rem 1.25rem;
        border-radius: 42% 42% 1rem 1rem / 12% 12% 1rem 1rem;
    }

    .hero h1 {
        font-size: clamp(3.1rem, 14vw, 5rem);
        overflow-wrap: anywhere;
    }

    .hero-description {
        margin-block: 1.25rem 1.5rem;
    }

    .section-heading {
        margin-bottom: 2rem;
    }

    .gallery {
        padding-inline: 1rem;
    }

    .gallery-grid {
        gap: 1rem;
    }

    .artwork-button {
        padding: 0.4rem;
    }

    .artwork-button::after {
        inset: 0.65rem;
    }

    .artwork figcaption {
        font-size: 1.15rem;
    }

    .lightbox {
        width: 96vw;
        max-height: 94dvh;
        padding: 0.65rem;
    }

    .lightbox-content {
        padding: 0.5rem;
    }

    .lightbox-image {
        max-height: 78dvh;
    }
}

/* 13. Acessibilidade: respeitar preferência por menos movimento */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}


/* Destaque da apresentação da marca */
.about-tagline {
    position: relative;
    margin: 0 0 1.5rem;
    color: var(--color-lilac-dark);
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 600;
    line-height: 1.15;
}

.about-tagline span {
    display: block;
    margin-top: 0.35rem;
    color: var(--color-tiffany-dark);
    font-family: var(--font-script);
    font-size: clamp(1.7rem, 3vw, 2.2rem);
    font-weight: 400;
}


/* Organiza a imagem e as setas na horizontal */
.lightbox-content {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    width: 100%;
    box-sizing: border-box;
}

/* Mantém a imagem centralizada */
.lightbox-figure {
    flex: 0 1 auto;
    min-width: 0;
    margin: 0;
}

/* Posiciona as setas nas laterais */
.lightbox-previous,
.lightbox-next {
    position: static;
    flex-shrink: 0;
    align-self: center;
}

/* Mantém o botão de fechar no canto superior direito */
.lightbox-close {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    z-index: 2;
}

/* Ajustes para celular */
@media (max-width: 600px) {
    .lightbox-content {
        gap: 0.4rem;
    }

    .lightbox-previous,
    .lightbox-next {
        width: 2rem;
        height: 2rem;
        font-size: 0.9rem;
    }

    .lightbox-image {
        max-width: 62vw;
        max-height: 70vh;
    }
}

/* Mantém a imagem e a legenda centralizadas */
.lightbox-figure {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 0 1 auto;
    min-width: 0;
    margin: 0;
}

/* Impede que a legenda determine a largura da imagem */
.lightbox-caption {
    width: 100%;
    max-width: 100%;
    text-align: center;
    overflow-wrap: break-word;
    box-sizing: border-box;
}

/* Mantém a imagem centralizada no espaço disponível */
.lightbox-image {
    display: block;
    margin-inline: auto;
    max-width: min(65vw, 900px);
    max-height: 75vh;
    width: auto;
    height: auto;
    object-fit: contain;
}


/* Logo do menu de navegação */
.logo {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    width: 200px;
    max-width: 40%;
}

.logo img {
    display: block;
    width: 100%;
    max-width: 200px;
    height: auto;
    max-height: 65px;
    object-fit: contain;
}

/* Ajustes para telas pequenas */
@media (max-width: 600px) {
    .logo {
        width: 150px;
        max-width: 40%;
    }

    .logo img {
        max-width: 150px;
        max-height: 50px;
    }
}


/* Logo da marca na capa */
.hero-logo {
    display: block;
    width: min(520px, 85%);
    max-height: 240px;
    height: auto;
    object-fit: contain;
    margin: 1rem auto 1.5rem;
}

/* Ajustes para telas menores */
@media (max-width: 600px) {
    .hero-logo {
        width: min(360px, 90%);
        max-height: 170px;
        margin: 0.75rem auto 1.25rem;
    }
}