/* =========================================================
   DESIGN — **Brutalism** with **Kinetic Minimalism**
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Manrope:wght@200..800&family=Playfair:ital,opsz,wght@0,5..1200,300..900;1,5..1200,300..900&display=swap');

:root {
    --surface: #121414;
    --surface-lowest: #0d0e0f;
    --surface-container-low: #1a1c1c;
    --surface-container: #1e2020;
    --surface-container-high: #292a2a;
    --surface-container-highest: #333535;
    --on-surface: #e2e2e2;
    --on-surface-variant: #d0c5af;
    --outline: #99907c;
    --outline-variant: #4d4635;
    --electric-volt: #f2ca50;
    --primary: #ffe9b0;
    --on-primary: #3d2f00;
    --primary-container: #f2ca50;

    --font-display-accent: 'Playfair', serif;
    --font-display: 'Bebas Neue', sans-serif;
    --font-body: 'Manrope', sans-serif;

    --gutter: 24px;
    --margin-mobile: 20px;
    --margin-desktop: 64px;
    --section-gap: 120px;
    --stack-sm: 12px;
    --stack-md: 24px;

    --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* =========================================================
   RESET BÁSICO
   ========================================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--surface);
    color: var(--on-surface);
    font-family: var(--font-body);
    line-height: 1.5;
    overflow-x: hidden;
}

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

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--margin-mobile);
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--margin-desktop);
    }
}

/* =========================================================
   TIPOGRAFIA E UTILITÁRIOS
   ========================================================= */
.headline-md {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(30px, 6vw, 36px);
    letter-spacing: 0.03em;
    color: var(--primary);
    text-transform: uppercase;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(32px, 6vw, 46px);
    letter-spacing: 0.01em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: var(--stack-md);
}

.section-title--accent {
    color: var(--primary);
}

.section-subtitle {
    color: var(--on-surface-variant);
    font-size: 18px;
    max-width: 560px;
    margin-bottom: 56px;
}

.section-label {
    display: inline-block;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--electric-volt);
    margin-bottom: var(--stack-sm);
}

.body-lg {
    font-size: 18px;
    line-height: 28px;
    color: var(--on-surface);
    margin-bottom: var(--stack-md);
}

.link-underline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--electric-volt);
    border-bottom: 1px solid var(--electric-volt);
    padding-bottom: 4px;
    transition: opacity 0.2s var(--ease);
}

.link-underline:hover {
    opacity: 0.7;
}

/* =========================================================
   BOTÕES
   ========================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 28px;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border: 1px solid transparent;
    border-radius: 0;
    transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
    white-space: nowrap;
}

.btn .material-symbols-outlined {
    font-size: 20px;
}

.btn--primary {
    background: var(--electric-volt);
    border-color: var(--electric-volt);
    color: var(--on-primary);
}

.btn--primary:hover {
    background: transparent;
    color: var(--electric-volt);
}

.btn--outline {
    border-color: var(--electric-volt);
    color: var(--electric-volt);
    background: transparent;
}

.btn--outline:hover {
    background: var(--electric-volt);
    color: var(--on-primary);
}

.btn--sm {
    padding: 10px 20px;
    font-size: 12px;
}

/* =========================================================
   SPAN UTILITÁRIO
   ========================================================= */
.strong {
    font-weight: 700;
    color: var(--electric-volt);
}

/* =========================================================
   SECTION DIVIDER
   ========================================================= */
.section-divider {
    width: 100%;
    height: 12px;
    background-color: var(--surface-container-low);
    border-top: 1px solid var(--outline-variant);
    border-bottom: 1px solid var(--outline-variant);
}

/* =========================================================
   HEADER
   ========================================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(18, 20, 20, 0.85);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--outline-variant);
    transition: background 0.3s var(--ease);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 84px;
}

.logo {
    font-family: var(--font-display);
    font-size: 40px;
    font-weight: 800;
    letter-spacing: 0.15em;
    color: var(--primary);
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo__sub {
    display: block;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--on-surface-variant);
}

.logo--footer .logo__sub {
    margin-top: 2px;
    color: var(--outline);
    width: fit-content;
}

.nav__list {
    display: flex;
    gap: 32px;
}

/* =========================================================
   LINKS DE NAVEGAÇÃO
   ========================================================= */
.nav__link {
    position: relative;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--on-surface);
    padding-bottom: 6px;
    transition: color 0.2s var(--ease);
}

.nav__link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background: var(--electric-volt);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s var(--ease);
}

.nav__link:hover {
    color: var(--electric-volt);
}

.nav__link--active {
    color: var(--electric-volt);
}

.nav__link--active::after {
    transform: scaleX(1);
}

.header__cta {
    display: inline-flex;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
}

.menu-toggle span {
    height: 2px;
    background: var(--on-surface);
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.menu-toggle.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-nav {
    position: fixed;
    inset: 0;
    top: 84px;
    background: var(--surface-lowest);
    z-index: 90;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 40px;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.35s var(--ease), opacity 0.35s var(--ease), visibility 0.35s;
}

.mobile-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav__list {
    display: flex;
    flex-direction: column;
    gap: 28px;
    text-align: center;
}

.mobile-nav__link {
    font-family: var(--font-body);
    font-weight: 800;
    font-size: 28px;
    text-transform: uppercase;
    color: var(--on-surface);
}

.mobile-nav__link:hover,
.mobile-nav__link.nav__link--active {
    color: var(--electric-volt);
}

@media (max-width: 900px) {

    .nav,
    .header__cta {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
    padding: 160px 0 var(--section-gap);
    background: var(--surface);
    position: relative;
    background-color: var(--surface);
    background-image:
        linear-gradient(to right, rgba(153, 144, 124, 0.08) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(153, 144, 124, 0.08) 1px, transparent 1px);
    background-size: 32px 32px;
}

.hero__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 56px;
}

@media (min-width: 1024px) {
    .hero__grid {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }
}

.tag-dot {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--on-surface-variant);
    margin-bottom: var(--stack-sm);
    border: 1px solid var(--outline-variant);
    border-radius: 2px;
    padding: 6px 14px;
}

.tag-dot::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--electric-volt);
    border-radius: 50%;
    animation: indicator-blink 2.4s ease-in-out infinite;
}

@keyframes indicator-blink {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
        box-shadow: 0 0 0 rgba(242, 202, 80, 0);
    }

    50% {
        opacity: 0.45;
        transform: scale(0.8);
        box-shadow: 0 0 6px rgba(242, 202, 80, 0.45);
    }
}

@keyframes indicator-blink-dark {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
        box-shadow: 0 0 0 rgba(13, 14, 15, 0);
    }

    50% {
        opacity: 0.55;
        transform: scale(0.8);
        box-shadow: 0 0 6px rgba(13, 14, 15, 0.35);
    }
}

.label-sys {
    display: block;
    font-size: 12px;
    letter-spacing: 0.15em;
    color: var(--electric-volt);
    margin-bottom: var(--stack-md);
}

.hero__title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(44px, 8vw, 68px);
    line-height: 1.05;
    letter-spacing: -0.01em;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: var(--stack-md);
    position: relative;
    padding-bottom: 20px;
}

.hero__title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 80px;
    height: 4px;
    background: var(--electric-volt);
}

.hero__title span {
    color: var(--primary-container);
}

.hero__desc {
    font-size: 18px;
    color: var(--on-surface);
    max-width: 520px;
    margin-bottom: 40px;
    border-left: 2px solid var(--electric-volt);
    padding-left: 20px;
}

.stat-row {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    border: 1px solid var(--outline-variant);
    padding: 24px;
    margin-bottom: 40px;
}

.stat-row__item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 120px;
}

.stat-row__label {
    font-size: 11px;
    letter-spacing: 0.15em;
    color: var(--outline);
}

.stat-row__value {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.02em;
    color: var(--on-surface);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

/* =========================================================
   CONTAINER HERO (IMAGEM + BIOMETRIC-CARDS)
   ========================================================= */
.hero__media {
    position: relative;
    width: 100%;
}

/* =========================================================
   WRAPPER HERO (IMAGEM + BIOMETRIC-CARDS)
   ========================================================= */
.hero__media-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 1078 / 1303;
    max-height: 640px;
    background: var(--surface-container-low);
    border: 1px solid var(--outline-variant);
}

.hero__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.4s var(--ease);
}

.hero__media-frame:hover .hero__img {
    filter: grayscale(0%);
}

.frame-label {
    position: absolute;
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--on-surface-variant);
    background: rgba(13, 14, 15, 0.7);
    padding: 6px 10px;
    border: 1px solid var(--outline-variant);
}

.frame-label--top {
    top: 16px;
    left: 16px;
}

.frame-label--bottom-left {
    bottom: 16px;
    left: 16px;
}

.chip {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 2px;
}

.chip--active {
    background: var(--electric-volt);
    color: var(--on-primary);
    box-shadow: 0 0 12px var(--electric-volt);
}

/* =========================================================
   BIOMETRIC-CARDS
   ========================================================= */
.biometric-card {
    position: absolute;
    display: flex;
    flex-direction: column;
    gap: 2px;
    background: rgba(13, 14, 15, 0.75);
    border: 1px solid var(--outline-variant);
    padding: 12px 16px;
}

.biometric-card--bpm {
    bottom: 20px;
    right: 20px;
}

.biometric-card--temp {
    bottom: 80px;
    right: 20px;
}

.biometric-card__label {
    font-size: 10px;
    letter-spacing: 0.15em;
    color: var(--electric-volt);
}

.biometric-card__value {
    font-size: 13px;
    color: var(--on-surface);
}

@media (max-width: 480px) {
    .hero__media {
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .biometric-card {
        position: static;
        width: 100%;
    }
}

/* =========================================================
   MANIFESTO
   ========================================================= */
.manifesto {
    padding: var(--section-gap) 0;
    background: var(--surface-lowest);
}

.manifesto__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 56px;
    align-items: center;
}

@media (min-width: 1024px) {
    .manifesto__grid {
        grid-template-columns: 0.9fr 1fr;
    }
}

.manifesto__media {
    position: relative;
    max-width: 420px;
}

.manifesto__img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.4s var(--ease);
    position: relative;
    z-index: 2;
}

.manifesto__media:hover .manifesto__img {
    filter: grayscale(0%);
}

.manifesto__accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--electric-volt);
    z-index: 1;
}

.manifesto__text {
    max-width: 560px;
}

.manifesto__features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 32px 0;
}

.manifesto__feature {
    min-width: 0;
    padding: 16px;
    border: 1px solid var(--electric-volt);
    background: var(--surface-container);
    transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), background 0.25s var(--ease);
}

.manifesto__feature:hover {
    border-color: var(--primary);
    background: var(--surface-container-high);
    transform: translateY(-6px);
}

.manifesto__feature-icon {
    display: block;
    color: var(--electric-volt);
    font-size: 20px;
    margin-bottom: 8px;
}

.manifesto__feature-title {
    font-family: var(--font-display);
    font-size: 16px;
    line-height: 1;
    color: var(--on-surface);
    text-transform: uppercase;
    margin-bottom: 6px;
}

.manifesto__feature-desc {
    font-size: 14px;
    line-height: 1.4;
    color: var(--on-surface-variant);
}

.manifesto__cta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
}

.manifesto__cta .btn-primary {
    display: inline-flex;
    align-items: center;
    padding: 14px 24px;
    background: var(--electric-volt);
    border: 1px solid var(--electric-volt);
    color: var(--on-primary);
    font-family: var(--font-body);
    font-weight: 700;
    text-transform: uppercase;
}

.manifesto__cta .btn-primary:hover {
    background: transparent;
    color: var(--electric-volt);
}

.manifesto__cta-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border: 1px solid var(--outline-variant);
    border-radius: 2px;
    color: var(--on-surface-variant);
    font-size: 11px;
    letter-spacing: 0.12em;
    line-height: 1.4;
}

.manifesto__cta-label::before {
    content: '';
    width: 6px;
    height: 6px;
    flex: 0 0 6px;
    background: var(--electric-volt);
    border-radius: 50%;
    animation: indicator-blink 2.4s ease-in-out infinite;
}

/* =========================================================
   FAIXA DE DESTAQUE
   ========================================================= */
.highlight-band {
    padding: 100px 0;
    text-align: center;
    background: var(--surface);
}

.highlight-band__title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(30px, 6vw, 44px);
    letter-spacing: 0.01em;
    color: var(--on-surface);
    text-transform: uppercase;
    padding: 0 20px;
}

.highlight-band__accent {
    font-family: var(--font-display-accent);
    font-style: italic;
    font-weight: 700;
    color: var(--electric-volt);
    text-transform: none;
}

/* =========================================================
   COLEÇÃO ORIGIN
   ========================================================= */
.collection {
    padding: var(--section-gap) 0;
    background: var(--surface);
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    border-bottom: 1px solid var(--outline-variant);
    margin-bottom: 48px;
}

.tab {
    padding-bottom: 16px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--outline);
    border-bottom: 2px solid transparent;
    transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.tab:hover {
    color: var(--on-surface);
}

.tab--active {
    color: var(--electric-volt);
    border-color: var(--electric-volt);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gutter);
}

@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 560px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
}

.product-card {
    position: relative;
    border: 1px solid transparent;
    padding-bottom: 16px;
    transition: border-color 0.25s var(--ease);
}

.product-card:hover {
    border-color: var(--outline);
}

.product-card__badge {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 2;
    background: var(--electric-volt);
    color: var(--on-primary);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 4px 10px;
    border-radius: 2px;
}

.product-card__media {
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background: var(--surface-container-low);
    margin-bottom: 16px;
}

.product-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.4s var(--ease), transform 0.4s var(--ease);
}

.product-card:hover .product-card__media img {
    filter: grayscale(0%);
    transform: scale(1.03);
}

.product-card__name {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    color: var(--on-surface);
    margin-bottom: 4px;
    padding: 0 4px;
}

.product-card__price {
    font-size: 14px;
    color: var(--on-surface-variant);
    margin-bottom: 12px;
    padding: 0 4px;
}

.product-card .link-underline {
    padding: 0 4px 4px;
}

.empty-state {
    text-align: center;
    color: var(--on-surface-variant);
    padding: 60px 0;
}

.collection__footer {
    text-align: center;
    margin-top: 56px;
}

/* =========================================================
   LINKS DESABILITADOS
   ========================================================= */
.product-card__badge--soon {
    background: var(--surface-container-high);
    color: var(--outline);
    border: 1px solid var(--outline-variant);
}

.link-underline--disabled {
    color: var(--outline);
    border-bottom-color: var(--outline-variant);
    cursor: default;
    pointer-events: none;
}

/* =========================================================
   CTA
   ========================================================= */
.cta-band {
    position: relative;
    overflow: hidden;
    width: 100%;
    background-color: var(--electric-volt);
    padding: 80px var(--margin-desktop);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.cta-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(135deg,
            rgba(0, 0, 0, 0.04) 0px,
            rgba(0, 0, 0, 0.04) 2px,
            transparent 2px,
            transparent 14px);
    pointer-events: none;
}

.cta-band__tag {
    border: 1px solid var(--on-primary);
    color: var(--on-primary);
    background: transparent;
    position: relative;
    z-index: 1;
}

.cta-band__tag::before {
    background: var(--surface-lowest);
    box-shadow: none;
    animation-name: indicator-blink-dark;
}

.cta-band__title {
    position: relative;
    z-index: 1;
    font-family: var(--font-display);
    font-size: 40px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    line-height: 1.3;
    color: var(--on-primary);
}

.cta-band__subtitle {
    position: relative;
    z-index: 1;
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--on-primary);
}

@media (max-width: 600px) {
    .cta-band__title {
        font-size: 28px;
    }
}

/* =========================================================
   BENEFÍCIOS
   ========================================================= */
.benefits {
    max-width: 1280px;
    margin: 0 auto;
    padding: 80px var(--margin-mobile);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

@media (min-width: 1024px) {
    .benefits {
        padding: 80px var(--margin-desktop);
    }
}

.benefits>.tag-dot {
    margin-bottom: 24px;
}

.benefits__grid {
    width: 100%;
    margin-top: 64px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.benefit-card {
    background: var(--surface-container);
    border: 1px solid var(--outline-variant);
    padding: 32px 24px;
    text-align: left;
    transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), background 0.25s var(--ease);
}

.benefit-card:hover {
    border-color: var(--electric-volt);
    background: var(--surface-container-high);
    transform: translateY(-6px);
}

.benefit-card__icon {
    font-size: 32px;
    color: var(--electric-volt);
    margin-bottom: 20px;
    display: block;
}

.benefit-card__title {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 12px;
}

.benefit-card__desc {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 22px;
    color: var(--on-surface);
}

@media (max-width: 1024px) {
    .benefits__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .benefits__grid {
        grid-template-columns: 1fr;
    }
}

/* =========================================================
   FAQ / ACCORDION
   ========================================================= */
.faq {
    padding: var(--section-gap) 0;
    background: var(--surface-lowest);
}

.faq__inner {
    max-width: 800px;
}

.accordion__item {
    border-bottom: 1px solid var(--outline-variant);
}

.accordion__item span:not(.material-symbols-outlined) {
    font-family: var(--font-display);
    color: var(--on-surface);
}

.accordion__trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 28px 0;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: clamp(17px, 3vw, 20px);
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--on-surface);
    text-align: left;
}

.accordion__item span:not(.material-symbols-outlined):hover {
    color: var(--electric-volt);
}

.accordion__icon {
    font-family: 'Material Symbols Outlined';
    color: var(--on-surface);
    flex-shrink: 0;
    transition: transform 0.3s var(--ease);
}

.accordion__panel {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.35s var(--ease), opacity 0.3s var(--ease);
}

.accordion__panel p {
    color: var(--on-surface-variant);
    padding-bottom: 28px;
    max-width: 640px;
    text-transform: none;
    font-weight: 400;
}

.accordion__panel p a {
    color: var(--electric-volt);
    font-weight: 700;
    border-bottom: 1px solid var(--electric-volt);
    padding-bottom: 1px;
    transition: opacity 0.2s var(--ease);
}

.accordion__panel p a:hover {
    opacity: 0.7;
}

/* =========================================================
   TEXTOS CENTRADOS - Benefits e FAQ
   ========================================================= */

.benefits .section-title,
.benefits .section-subtitle,
.faq .section-title {
    text-align: center;
}

.benefits .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
    padding: 80px 0 40px;
    background: var(--surface-lowest);
    border-top: 1px solid var(--outline-variant);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
}

@media (max-width: 768px) {
    .footer__grid {
        grid-template-columns: 1fr;
    }
}

.logo--footer {
    display: block;
    font-size: 40px;
    margin-bottom: 16px;
}

.footer__copy {
    font-size: 14px;
    color: var(--outline);
}

.footer__heading {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--electric-volt);
    margin-bottom: 16px;
}

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

.footer__list a {
    font-size: 14px;
    color: var(--on-surface-variant);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s var(--ease);
}

.footer__list a:hover {
    color: var(--electric-volt);
}

.footer__ext-icon {
    font-size: 16px;
}

.footer__bottom {
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--outline-variant);
    text-align: center;
}

.footer__bottom .footer__copy {
    font-size: 13px;
    color: var(--on-surface-variant);
}

.footer__bottom .footer__copy a {
    color: var(--electric-volt);
    font-weight: 600;
    transition: opacity 0.2s var(--ease);
}

.footer__bottom .footer__copy a:hover {
    opacity: 0.7;
}

/* =========================================================
   PRODUCT MODAL
   ========================================================= */
.product-modal {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s var(--ease), visibility 0.3s var(--ease);
}

.product-modal.is-open {
    opacity: 1;
    visibility: visible;
}

.product-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(13, 14, 15, 0.85);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.product-modal__dialog {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 880px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--surface-container-high);
    border: 1px solid var(--outline-variant);
    transform: scale(0.96);
    transition: transform 0.3s var(--ease);
}

.product-modal.is-open .product-modal__dialog {
    transform: scale(1);
}

.product-modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 2;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-lowest);
    border: 1px solid var(--outline-variant);
    color: var(--on-surface);
    transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.product-modal__close:hover {
    border-color: var(--electric-volt);
    color: var(--electric-volt);
}

.product-modal__grid {
    display: grid;
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .product-modal__grid {
        grid-template-columns: 1fr 1fr;
    }
}

.product-modal__media {
    aspect-ratio: 4 / 5;
    background: var(--surface-container-low);
    overflow: hidden;
}

.product-modal__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-modal__content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.product-modal__title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(24px, 4vw, 32px);
    letter-spacing: 0.01em;
    text-transform: uppercase;
    color: var(--primary);
}

.product-modal__price {
    font-size: 14px;
    color: var(--on-surface-variant);
}

.product-modal__desc {
    font-size: 15px;
    line-height: 1.6;
    color: var(--on-surface);
    margin: 8px 0;
}

.product-modal__sizes {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 8px;
}

.product-modal__sizes-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--outline);
}

.product-modal__size-list {
    display: flex;
    gap: 10px;
}

.size-chip {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--outline-variant);
    color: var(--on-surface);
    font-size: 13px;
    font-weight: 700;
    transition: border-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.size-chip:hover,
.size-chip.is-selected {
    border-color: var(--electric-volt);
    background: var(--electric-volt);
    color: var(--on-primary);
}

body.modal-open {
    overflow: hidden;
}

@media (max-width: 480px) {
    .product-modal {
        padding: 0;
    }

    .product-modal__dialog {
        max-width: 100%;
        max-height: 100vh;
        height: 100%;
        border: none;
    }

    .product-modal__close {
        top: 12px;
        right: 12px;
        width: 36px;
        height: 36px;
    }

    .product-modal__media {
        aspect-ratio: 1 / 1;
    }

    .product-modal__content {
        padding: 28px 20px 32px;
        gap: 10px;
    }

    .product-modal__title {
        font-size: 22px;
    }

    .product-modal__desc {
        font-size: 14px;
    }

    .product-modal__sizes {
        margin-bottom: 4px;
    }

    .size-chip {
        width: 40px;
        height: 40px;
        font-size: 12px;
    }

    .product-modal__content .btn--primary {
        width: 100%;
        justify-content: center;
    }
}

/* =========================================================
   SCROLL TO TOP
   Botão fixo com pulso infinito em Electric Volt (kinetic shadow)
   ========================================================= */
.scroll-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 80;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--electric-volt);
    color: var(--on-primary);
    border: 1px solid var(--electric-volt);
    cursor: pointer;
    /* Estado oculto por padrão; visível via JS ao rolar a página */
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.3s var(--ease), visibility 0.3s var(--ease), transform 0.3s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
    animation: pulse-glow 2.4s ease-in-out infinite;
}

.scroll-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: transparent;
    color: var(--electric-volt);
}

.scroll-top .material-symbols-outlined {
    font-size: 24px;
}

/* =========================================================
   PULSO INFINITO (KINETIC SHADOW)
   ========================================================= */
@keyframes pulse-glow {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(242, 202, 80, 0.55);
    }

    50% {
        box-shadow: 0 0 0 10px rgba(242, 202, 80, 0);
    }
}

@media (max-width: 480px) {
    .scroll-top {
        right: 16px;
        bottom: 16px;
        width: 46px;
        height: 46px;
    }
}