/* ===== CSS Variables - Neo Brutalism ===== */
:root {
    --black: #0a0a0a;
    --black-light: #1a1a1a;
    --black-lighter: #252525;
    --red-dark: #8B0000;
    --red: #B22222;
    --red-bright: #DC143C;
    --gold: #D4AF37;
    --gold-light: #F4D03F;
    --white: #FAFAFA;
    --gray: #888888;
    --gray-dark: #444444;

    --border-width: 4px;
    --shadow-offset: 6px;
    --shadow: var(--shadow-offset) var(--shadow-offset) 0 var(--black);
    --shadow-gold: var(--shadow-offset) var(--shadow-offset) 0 var(--gold);

    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;

    --container-width: 1400px;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

/* ===== Container ===== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: var(--black);
    border-bottom: var(--border-width) solid var(--white);
    padding: 16px 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo { display: flex; align-items: center; }

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.nav-link {
    padding: 10px 20px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: var(--border-width) solid transparent;
    transition: all 0.15s ease;
}

.nav-link:hover {
    background: var(--white);
    color: var(--black);
    border-color: var(--white);
}

/* ===== Main ===== */
.main {
    flex: 1;
    padding: 120px 0 60px;
}

/* ===== Page Header ===== */
.page-header {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 40px;
}

.page-icon {
    width: 80px;
    height: 80px;
    background: var(--red-dark);
    border: var(--border-width) solid var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 4px 4px 0 var(--gold);
    flex-shrink: 0;
}

.page-icon svg {
    width: 40px;
    height: 40px;
    color: var(--white);
}

.page-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 8px;
}

.page-description {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 700px;
}

/* ===== Filtros ===== */
.filters {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.filter-btn {
    padding: 10px 22px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--black-light);
    color: var(--white);
    border: var(--border-width) solid var(--white);
    cursor: pointer;
    transition: all 0.15s ease;
}

.filter-btn:hover {
    background: var(--white);
    color: var(--black);
}

.filter-btn.active {
    background: var(--gold);
    color: var(--black);
    border-color: var(--gold);
    box-shadow: 4px 4px 0 var(--red-dark);
}

/* ===== Grid de Logos ===== */
.logos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.logo-card {
    background: var(--black-light);
    border: var(--border-width) solid var(--white);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.logo-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 10px 10px 0 var(--gold);
}

.logo-preview {
    height: 190px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    border-bottom: var(--border-width) solid var(--white);
    /* xadrez para logos com transparencia */
    background-color: #e9e9e9;
    background-image:
        linear-gradient(45deg, #cfcfcf 25%, transparent 25%),
        linear-gradient(-45deg, #cfcfcf 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #cfcfcf 75%),
        linear-gradient(-45deg, transparent 75%, #cfcfcf 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.logo-preview img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.logo-info {
    padding: 16px 20px 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.logo-name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1.3;
}

.logo-meta {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: auto;
}

.logo-badge {
    background: var(--red-dark);
    color: var(--white);
    padding: 3px 10px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 2px solid var(--white);
}

.logo-badge-type {
    background: var(--black);
    color: var(--gold);
    border-color: var(--gold);
}

.logo-actions {
    display: grid;
    grid-template-columns: 1fr auto;
    border-top: var(--border-width) solid var(--white);
}

.logo-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 12px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    border: none;
    transition: all 0.15s ease;
}

.logo-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.logo-btn-copy {
    background: var(--black);
    color: var(--white);
    border-right: var(--border-width) solid var(--white);
}

.logo-btn-copy:hover,
.logo-btn-copy.copied {
    background: var(--gold);
    color: var(--black);
}

.logo-btn-download {
    background: var(--red-dark);
    color: var(--white);
    padding: 14px 18px;
}

.logo-btn-download:hover {
    background: var(--white);
    color: var(--black);
}

/* ===== Toast ===== */
.copy-toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(120%);
    background: var(--gold);
    color: var(--black);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.9rem;
    padding: 14px 28px;
    border: var(--border-width) solid var(--black);
    box-shadow: var(--shadow);
    z-index: 2000;
    opacity: 0;
    transition: transform 0.25s ease, opacity 0.25s ease;
    pointer-events: none;
}

.copy-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* ===== Footer ===== */
.footer {
    background: var(--red-dark);
    border-top: var(--border-width) solid var(--white);
    padding: 30px 0;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    height: 36px;
    width: auto;
    object-fit: contain;
}

.footer-copy {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--gray-dark); border: 2px solid var(--black); }
::-webkit-scrollbar-thumb:hover { background: var(--gray); }

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .page-header {
        flex-direction: column;
        text-align: center;
    }

    .page-title { font-size: 2rem; }

    .logos-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

@media (max-width: 520px) {
    .logos-grid { grid-template-columns: 1fr; }
}