/* =============================================
   LINKS MANIA - Enterprise Design System v4.0
   Desenvolvido por Will Sistemas
   ============================================= */

/* Google Fonts - Inter (tipografia profissional) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ==================
   DESIGN TOKENS
   ================== */
:root {
    /* Core Colors */
    --bg-body: #0a0a0f;
    --bg-card: #12141d;
    --bg-card-hover: #181b26;
    --bg-elevated: #1a1d28;
    --bg-glass: rgba(18, 20, 29, 0.85);

    /* Brand Colors */
    --ciano: #2BD4D7;
    --ciano-light: #5de6e8;
    --ciano-dark: #1fa5a8;
    --ciano-glow: rgba(43, 212, 215, 0.15);
    --ciano-glow-intense: rgba(43, 212, 215, 0.3);
    --vermelho: #ef4444;
    --vermelho-glow: rgba(239, 68, 68, 0.15);
    --verde: #22c55e;
    --verde-glow: rgba(34, 197, 94, 0.15);
    --amarelo: #f59e0b;
    --roxo: #a855f7;

    /* Text */
    --text-main: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-disabled: #475569;

    /* Borders */
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-default: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.12);
    --border-interactive: rgba(43, 212, 215, 0.3);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(43, 212, 215, 0.1);
    --shadow-glow-intense: 0 0 60px rgba(43, 212, 215, 0.15);

    /* Typography */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ==================
   RESET & BASE
   ================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-body);
    color: var(--text-main);
    padding-bottom: var(--space-2xl);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    line-height: 1.6;
    overflow-x: hidden;
    /* Noise texture background */
    background-image:
        radial-gradient(ellipse at 20% 0%, rgba(43, 212, 215, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(168, 85, 247, 0.02) 0%, transparent 50%);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

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

/* Focus visible for accessibility */
:focus-visible {
    outline: 2px solid var(--ciano);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* ==================
   CONTAINER
   ================== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-lg);
    width: 100%;
}

/* ==================
   HEADER
   ================== */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-lg);
    padding: var(--space-lg) 0;
    margin-bottom: var(--space-xl);
    animation: slideDown 0.6s var(--transition-spring);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-img {
    width: auto;
    height: 72px;
    object-fit: contain;
    filter: drop-shadow(0 0 20px rgba(43, 212, 215, 0.2));
    transition: filter var(--transition-base);
}

.logo-img:hover {
    filter: drop-shadow(0 0 30px rgba(43, 212, 215, 0.4));
}

header h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin: 0;
    letter-spacing: -1.5px;
    font-weight: 800;
}

header h1 span {
    color: var(--ciano);
    background: linear-gradient(135deg, var(--ciano), var(--ciano-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* NAV BUTTONS */
.nav-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.btn-top {
    padding: 10px 22px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.85rem;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--bg-elevated);
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-top::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity var(--transition-base);
    border-radius: inherit;
}

.btn-top:hover {
    transform: translateY(-2px);
    color: var(--text-main);
    box-shadow: var(--shadow-md);
}

.btn-vip {
    color: #22c55e;
    border-color: rgba(34, 197, 94, 0.3);
}

.btn-vip::before {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.1), transparent);
}

.btn-vip:hover {
    border-color: #22c55e;
    color: #22c55e;
}

.btn-vip:hover::before {
    opacity: 1;
}

.btn-blog {
    color: var(--ciano);
    border-color: rgba(43, 212, 215, 0.2);
}

.btn-blog::before {
    background: linear-gradient(135deg, var(--ciano-glow), transparent);
}

.btn-blog:hover {
    border-color: var(--ciano);
}

.btn-blog:hover::before {
    opacity: 1;
}

.btn-bio {
    color: var(--roxo);
    border-color: rgba(168, 85, 247, 0.2);
}

.btn-bio::before {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1), transparent);
}

.btn-bio:hover {
    border-color: var(--roxo);
    color: var(--roxo);
}

.btn-bio:hover::before {
    opacity: 1;
}

/* ==================
   SEARCH SECTION (Glassmorphism)
   ================== */
.search-section {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--space-lg);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-subtle);
    margin-bottom: var(--space-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.search-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--ciano-glow-intense), transparent);
}

.search-title {
    font-size: clamp(1rem, 2.5vw, 1.15rem);
    margin-bottom: var(--space-lg);
    font-weight: 400;
    color: var(--text-muted);
    letter-spacing: 0.2px;
}

.search-title span {
    color: var(--text-main);
    font-weight: 700;
}

.input-group {
    display: flex;
    max-width: 640px;
    margin: 0 auto;
    gap: var(--space-sm);
}

.search-input {
    flex: 1;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-default);
    color: var(--text-main);
    font-family: var(--font-main);
    font-size: 0.95rem;
    outline: none;
    transition: all var(--transition-base);
}

.search-input::placeholder {
    color: var(--text-disabled);
}

.search-input:focus {
    border-color: var(--ciano);
    box-shadow: 0 0 0 3px var(--ciano-glow), var(--shadow-glow);
    background: rgba(0, 0, 0, 0.4);
}

.search-btn {
    padding: 0 24px;
    background: linear-gradient(135deg, var(--ciano), var(--ciano-dark));
    border: none;
    border-radius: var(--radius-md);
    color: #0a0a0f;
    cursor: pointer;
    font-size: 1.15rem;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn:hover {
    background: linear-gradient(135deg, var(--ciano-light), var(--ciano));
    box-shadow: 0 4px 20px rgba(43, 212, 215, 0.3);
    transform: translateY(-1px);
}

.search-btn:active {
    transform: translateY(0);
}

/* RESULTS AREA */
#results-area {
    display: none;
    margin-top: var(--space-lg);
    animation: fadeInUp 0.4s ease;
}

.store-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.store-btn {
    background: rgba(0, 0, 0, 0.25);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    border: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.store-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity var(--transition-base);
    border-radius: inherit;
}

.store-btn i {
    font-size: 1.4rem;
    position: relative;
    z-index: 1;
}

.store-btn span {
    position: relative;
    z-index: 1;
    font-size: 0.85rem;
    font-weight: 500;
}

.store-btn:hover {
    border-color: var(--border-interactive);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.amz::after {
    background: linear-gradient(135deg, rgba(254, 170, 45, 0.08), transparent);
}

.amz:hover {
    color: #feaa2d;
}

.amz:hover::after {
    opacity: 1;
}

.mgl::after {
    background: linear-gradient(135deg, rgba(0, 134, 255, 0.08), transparent);
}

.mgl:hover {
    color: #0086ff;
}

.mgl:hover::after {
    opacity: 1;
}

.ml::after {
    background: linear-gradient(135deg, rgba(255, 230, 0, 0.08), transparent);
}

.ml:hover {
    color: #ffe600;
}

.ml:hover::after {
    opacity: 1;
}

.shp::after {
    background: linear-gradient(135deg, rgba(238, 77, 45, 0.08), transparent);
}

.shp:hover {
    color: #ee4d2d;
}

.shp:hover::after {
    opacity: 1;
}

/* ==================
   CHIPS (Categorias)
   ================== */
.category-scroll {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-lg);
}

.chip {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-subtle);
    padding: 8px 18px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition-base);
    user-select: none;
    white-space: nowrap;
}

.chip:hover {
    border-color: var(--border-interactive);
    color: var(--text-main);
    background: var(--ciano-glow);
    transform: translateY(-1px);
}

.chip.active {
    background: linear-gradient(135deg, var(--ciano), var(--ciano-dark));
    color: #0a0a0f;
    font-weight: 700;
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(43, 212, 215, 0.25);
}

/* ==================
   SECTION HEADER
   ================== */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
    padding-left: var(--space-md);
    padding-left: var(--space-md);
    position: relative;
}

.section-header::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--ciano), var(--ciano-dark));
    border-radius: 2px;
}

.section-title {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    margin: 0;
    font-weight: 700;
    letter-spacing: -0.5px;
}

/* ==================
   GRID OFERTAS
   ================== */
.grid-ofertas {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

/* ==================
   CARD DESIGN (Premium)
   ================== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-base);
    position: relative;
    display: flex;
    flex-direction: column;
    will-change: transform;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: var(--border-strong);
    background: var(--bg-card-hover);
}

.badge-desconto {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: linear-gradient(135deg, var(--vermelho), #dc2626);
    color: white;
    font-weight: 800;
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
    letter-spacing: 0.5px;
}

.card-img-container {
    width: 100%;
    height: 220px;
    background: linear-gradient(180deg, #fafafa, #f1f5f9);
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.card-img-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform var(--transition-slow);
}

.card:hover .card-img-container img {
    transform: scale(1.08);
}

.card-body {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.loja-tag {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
}

.card-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 44px;
    color: var(--text-main);
}

.price-container {
    margin-top: auto;
    margin-bottom: var(--space-md);
}

.old-price {
    color: var(--text-disabled);
    text-decoration: line-through;
    font-size: 0.85rem;
    font-weight: 400;
}

.new-price {
    color: var(--ciano);
    font-size: 1.65rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.cupom-box {
    background: var(--ciano-glow);
    border: 1px dashed rgba(43, 212, 215, 0.3);
    color: var(--ciano);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 500;
}

.cupom-box:hover {
    background: var(--ciano-glow-intense);
    border-color: var(--ciano);
}

.btn-oferta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    width: 100%;
    background: linear-gradient(135deg, #1e293b, #334155);
    color: var(--text-main);
    text-align: center;
    padding: 13px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-oferta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--ciano), var(--ciano-dark));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn-oferta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(43, 212, 215, 0.2);
}

.btn-oferta:hover::before {
    opacity: 1;
}

.btn-oferta i,
.btn-oferta span {
    position: relative;
    z-index: 1;
}

.btn-oferta:hover {
    color: #0a0a0f;
}

.card-footer-info {
    margin-top: var(--space-md);
    font-size: 0.7rem;
    color: var(--text-disabled);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

/* ==================
   LOADING (Skeleton)
   ================== */
#loading {
    margin: var(--space-lg) 0;
}

/* ==================
   FOOTER (Enterprise)
   ================== */
footer {
    text-align: center;
    color: var(--text-disabled);
    padding: var(--space-2xl) 0;
    margin-top: var(--space-2xl);
    border-top: 1px solid var(--border-subtle);
    font-size: 0.85rem;
}

footer p {
    margin-bottom: var(--space-sm);
}

footer a {
    color: var(--text-muted);
    transition: color var(--transition-fast);
    font-weight: 500;
}

footer a:hover {
    color: var(--ciano);
}

/* ==================
   ANIMATIONS
   ================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

/* Card entrance animation */
.card {
    animation: fadeInUp 0.5s ease backwards;
}

.card:nth-child(1) {
    animation-delay: 0.05s;
}

.card:nth-child(2) {
    animation-delay: 0.1s;
}

.card:nth-child(3) {
    animation-delay: 0.15s;
}

.card:nth-child(4) {
    animation-delay: 0.2s;
}

.card:nth-child(5) {
    animation-delay: 0.25s;
}

.card:nth-child(6) {
    animation-delay: 0.3s;
}

/* ==================
   SCROLL TO TOP
   ================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--ciano);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 100;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--ciano);
    color: #0a0a0f;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(43, 212, 215, 0.3);
}

/* ==================
   TOAST NOTIFICATION
   ================== */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-default);
    padding: 14px 20px;
    border-radius: var(--radius-md);
    color: var(--text-main);
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    max-width: 360px;
}

.toast.success {
    border-left: 3px solid var(--verde);
}

.toast.error {
    border-left: 3px solid var(--vermelho);
}

.toast.info {
    border-left: 3px solid var(--ciano);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ==================
   COOKIE BANNER (Premium)
   ================== */
#cookie-banner {
    background: var(--bg-glass) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border: 1px solid var(--border-default) !important;
    border-radius: var(--radius-xl) !important;
    box-shadow: var(--shadow-xl) !important;
}

/* ==================
   RESPONSIVE
   ================== */

/* Tablet */
@media (max-width: 768px) {
    .container {
        padding: var(--space-md);
    }

    header h1 {
        font-size: 1.8rem;
    }

    .nav-buttons {
        gap: var(--space-xs);
    }

    .btn-top {
        padding: 8px 16px;
        font-size: 0.8rem;
    }

    .search-section {
        padding: var(--space-lg);
    }

    .grid-ofertas {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--space-md);
    }
}

/* Mobile */
@media (max-width: 600px) {
    header {
        flex-direction: column;
        text-align: center;
        gap: var(--space-md);
    }

    .header-brand {
        justify-content: center;
    }

    header h1 {
        font-size: 1.6rem;
    }

    .logo-img {
        height: 56px;
    }

    .input-group {
        flex-direction: column;
    }

    .search-btn {
        padding: 14px;
        border-radius: var(--radius-md);
    }

    .grid-ofertas {
        grid-template-columns: 1fr;
    }

    .card-img-container {
        height: 200px;
    }

    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }

    .store-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Ultra-wide */
@media (min-width: 1600px) {
    .container {
        max-width: 1400px;
    }

    .grid-ofertas {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --border-subtle: rgba(255, 255, 255, 0.2);
        --border-default: rgba(255, 255, 255, 0.3);
        --text-muted: #9ca3af;
    }
}

/* Print styles */
@media print {
    body {
        background: white;
        color: black;
    }

    .nav-buttons,
    .search-section,
    footer,
    #cookie-banner,
    .scroll-top {
        display: none !important;
    }
}