/* ==========================================================================
   main.css — Instinto Dark Global Styles
   Depende de: tokens.css (carregado antes)
   ========================================================================== */

/* ── Reset Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    padding-top: calc(var(--topbar-h) + var(--header-h));
}

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

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

/* ── Variables ──────────────────────────────────────────────────────────── */
:root {
    --topbar-h: 32px;
    --header-h: 64px;
    --max-w: 1200px;
    --max-w-wide: 1400px;
    --transition: 300ms ease;
}

@media (min-width: 768px) {
    :root { --header-h: 72px; }
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn-primary {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-bg);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 1rem 2rem;
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: background-color var(--transition);
}
.btn-primary:hover { background: #bde600; }

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 1rem 2rem;
    border: 1px solid var(--color-border);
    border-radius: 0;
    cursor: pointer;
    transition: border-color var(--transition);
}
.btn-secondary:hover { border-color: var(--color-text-muted); }

.section-label {
    font-family: var(--font-body);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

/* ── Top Bar ────────────────────────────────────────────────────────────── */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.25rem;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

@media (min-width: 768px) {
    .topbar { padding: 0 2.5rem; }
}

.topbar__contacts {
    display: none;
    align-items: center;
    gap: 1.25rem;
}
@media (min-width: 768px) {
    .topbar__contacts { display: flex; }
}

.topbar__contacts--mobile {
    display: flex;
    align-items: center;
}
@media (min-width: 768px) {
    .topbar__contacts--mobile { display: none; }
}

.topbar__link {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-family: var(--font-body);
    font-size: 0.6875rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color var(--transition);
}
.topbar__link:hover { color: var(--color-text); }

.topbar__auth { display: flex; align-items: center; gap: 0.75rem; }

.topbar__link--auth {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.topbar__sep { color: var(--color-border); font-size: 0.75rem; }

/* ── Site Header ────────────────────────────────────────────────────────── */
.site-header {
    position: fixed;
    top: var(--topbar-h);
    left: 0;
    right: 0;
    z-index: 99;
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.25rem;
    background-color: rgba(10, 10, 10, 0.98);
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition);
}

@supports (backdrop-filter: blur(1px)) {
    .site-header {
        background-color: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(12px);
    }
}

@media (min-width: 768px) {
    .site-header { padding: 0 2.5rem; }
}

.site-header--scrolled {
    background-color: rgba(10, 10, 10, 0.98);
}

.site-header__logo img { height: 28px; width: auto; }
@media (min-width: 768px) {
    .site-header__logo img { height: 32px; }
}

/* Desktop Nav */
.main-navigation { display: none; }
@media (min-width: 768px) {
    .main-navigation { display: flex; }
}

.main-navigation .nav-menu {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.main-navigation .nav-menu a {
    font-family: var(--font-body);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    transition: color var(--transition);
}
.main-navigation .nav-menu a:hover,
.main-navigation .nav-menu .current-menu-item > a { color: var(--color-text); }

/* Header Actions */
.site-header__actions { display: flex; align-items: center; gap: 1rem; }

/* Cart Button */
.cart-btn {
    position: relative;
    display: flex;
    align-items: center;
    color: var(--color-text-muted);
    transition: color var(--transition);
}
.cart-btn:hover { color: var(--color-text); }

.cart-count {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 16px;
    height: 16px;
    background: var(--color-accent);
    color: var(--color-bg);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}
.cart-count:empty { display: none; }

/* Hamburger */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 24px;
    height: 24px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-muted);
    padding: 0;
    transition: color var(--transition);
}
.hamburger:hover { color: var(--color-text); }
@media (min-width: 768px) { .hamburger { display: none; } }

.hamburger__bar {
    display: block;
    width: 24px;
    height: 1.5px;
    background: currentColor;
    transition: transform var(--transition), opacity var(--transition);
    transform-origin: center;
}

/* Hamburger open state */
.hamburger[aria-expanded="true"] .hamburger__bar:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}
.hamburger[aria-expanded="true"] .hamburger__bar:nth-child(2) {
    opacity: 0;
}
.hamburger[aria-expanded="true"] .hamburger__bar:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* ── Mobile Menu ────────────────────────────────────────────────────────── */
.mobile-menu {
    position: fixed;
    top: calc(var(--topbar-h) + var(--header-h));
    left: 0;
    right: 0;
    z-index: 98;
    padding: 2rem 1.25rem;
    background: rgba(10, 10, 10, 0.99);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

@supports (backdrop-filter: blur(1px)) {
    .mobile-menu {
        background: rgba(10, 10, 10, 0.97);
        backdrop-filter: blur(16px);
    }
}

.mobile-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

@media (min-width: 768px) { .mobile-menu { display: none; } }

.mobile-menu__nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.mobile-menu__link {
    font-family: var(--font-body);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    transition: color var(--transition);
}
.mobile-menu__link:hover { color: var(--color-text); }

.mobile-menu__contacts {
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-menu__contact-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.mobile-menu__auth {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 0.5rem;
}

.mobile-menu__auth-link {
    font-family: var(--font-body);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    transition: color var(--transition);
}
.mobile-menu__auth-link:hover { color: var(--color-text); }

/* ── Hero ───────────────────────────────────────────────────────────────── */
.hero {
    position: relative;
    width: 100%;
    overflow: hidden;
    height: calc(100vh - var(--topbar-h));
    min-height: 600px;
    max-height: 1000px;
}

.hero__video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10,10,10,0.85) 0%, rgba(10,10,10,0.3) 40%, rgba(10,10,10,0.2) 100%);
}

.hero__content {
    position: relative;
    z-index: 10;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 0 1.5rem 4rem;
    max-width: var(--max-w-wide);
    margin: 0 auto;
}

@media (min-width: 768px) {
    .hero__content { padding: 0 4rem 5rem; }
}

.hero__label {
    font-family: var(--font-body);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-muted);
    margin-bottom: 1.25rem;
}

.hero__tagline {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 500;
    font-size: clamp(2rem, 5vw, 4.5rem);
    color: var(--color-text);
    line-height: 1.1;
    max-width: 700px;
    margin-bottom: 2.5rem;
}

/* ── Featured Products ──────────────────────────────────────────────────── */
.featured-products {
    background: var(--color-bg);
    padding: 4rem 1.25rem;
}

@media (min-width: 768px) {
    .featured-products { padding: 6rem 2.5rem; }
}

.featured-products__inner { max-width: var(--max-w); margin: 0 auto; }

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

@media (min-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
    }
}

.product-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    transition: border-color var(--transition), transform var(--transition);
}
.product-card:hover {
    border-color: var(--color-text-muted);
    transform: translateY(-2px);
}

.product-card__image {
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--color-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

@media (min-width: 768px) {
    .product-card__image { padding: 2.5rem; }
}

.product-card__img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
}
.product-card:hover .product-card__img { transform: scale(1.05); }

.product-card__image--empty {
    background: #1a1a1a;
    min-height: 160px;
}

.product-card__body { padding: 1rem; }
@media (min-width: 768px) { .product-card__body { padding: 1.5rem; } }

.product-card__name {
    font-family: var(--font-display);
    font-size: clamp(1rem, 2vw, 1.5rem);
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.25;
}

.product-card__subtitle {
    font-family: var(--font-body);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 0.5rem;
    line-height: 1.5;
}

.product-card__price {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-top: 0.5rem;
}

.product-card__price--soon { color: var(--color-text-muted); }

.featured-products__cta {
    margin-top: 2.5rem;
    text-align: center;
}

/* ── Manifesto ──────────────────────────────────────────────────────────── */
.manifesto {
    background: var(--color-bg);
    padding: 4rem 1.5rem;
}

@media (min-width: 768px) {
    .manifesto { padding: 6rem 1.5rem; }
}

.manifesto__inner {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.manifesto__headline {
    font-family: var(--font-display);
    font-style: italic;
    font-size: clamp(1.5rem, 3vw, 2.125rem);
    color: var(--color-text);
    line-height: 1.25;
}

.manifesto__body {
    font-family: var(--font-body);
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--color-text-muted);
    line-height: 1.65;
    margin-top: 1.5rem;
}

.manifesto__line {
    width: 48px;
    height: 1px;
    background: var(--color-accent);
    margin: 1.5rem auto 0;
}

/* ── Final CTA ──────────────────────────────────────────────────────────── */
.final-cta {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 6rem 1.5rem;
}

@media (min-width: 768px) {
    .final-cta { padding: 8rem 1.5rem; }
}

.final-cta__inner {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.final-cta__title {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 500;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-text);
    line-height: 1.1;
    margin-bottom: 2.5rem;
}

/* ── Site Footer ────────────────────────────────────────────────────────── */
.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 3rem 1.5rem;
}

@media (min-width: 768px) {
    .site-footer { padding: 3.5rem 2.5rem; }
}

.site-footer__inner { max-width: var(--max-w); margin: 0 auto; }

.site-footer__row {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

@media (min-width: 768px) {
    .site-footer__row {
        flex-direction: row;
        align-items: flex-start;
        justify-content: space-between;
    }
}

.site-footer__brand { display: flex; flex-direction: column; align-items: flex-start; }

.site-footer__logo { height: 40px; width: auto; margin-bottom: 0.75rem; }

.site-footer__tagline {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    max-width: 240px;
}

.site-footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .site-footer__nav { gap: 2rem; }
}

.site-footer__link {
    font-family: var(--font-body);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    transition: color var(--transition);
}
.site-footer__link:hover { color: var(--color-text); }

.site-footer__social { display: flex; gap: 1rem; }

.site-footer__social-link {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    transition: color var(--transition);
}
.site-footer__social-link:hover { color: var(--color-accent); }

.site-footer__bottom {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.site-footer__copyright {
    font-family: var(--font-body);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ── WhatsApp Float ─────────────────────────────────────────────────────── */
.whatsapp-float {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 90;
    width: 52px;
    height: 52px;
    background: #25d366;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
    transition: transform var(--transition), background-color var(--transition);
}
.whatsapp-float:hover {
    background: #1ebe5d;
    transform: scale(1.05);
}