@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

:root {
    --color-white: #FFFFFF; --color-bg: #FCFCFC; --color-dark: #111111;
    --color-black: #050505; --color-gold: #C8A45D; --color-border: #EAEAEA;
    --color-error: #D93025; --color-success: #12805C;
    --font-main: 'Inter', sans-serif; --transition: all 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-main); background: var(--color-bg); color: var(--color-dark); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
a:hover { color: var(--color-gold); }

h1, h2, h3 { font-weight: 400; letter-spacing: -0.5px; margin-bottom: 1rem; }
h1 { font-size: 3rem; } h2 { font-size: 2rem; }
p { color: #555; margin-bottom: 1rem; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 5%; }
.section-pad { padding: 5rem 0; }

/* Header */
header { background: rgba(255, 255, 255, 0.98); border-bottom: 1px solid var(--color-border); position: sticky; top: 0; z-index: 1000; }
.header-inner { display: flex; justify-content: space-between; align-items: center; padding: 1.5rem 5%; max-width: 1400px; margin: 0 auto; }
.logo { font-size: 1.25rem; font-weight: 600; letter-spacing: 2px; }
.nav-links { display: flex; gap: 2rem; }
.nav-links a { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; }
.header-actions { display: flex; align-items: center; gap: 1.5rem; }
.cart-toggle { position: relative; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; }
.cart-badge { position: absolute; top: -8px; right: -12px; background: var(--color-gold); color: var(--color-white); font-size: 0.65rem; padding: 2px 6px; border-radius: 50%; }

/* Mobile Menu */
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 5px; width: 24px; height: 16px; position: relative; }
.hamburger-inner, .hamburger-inner::before, .hamburger-inner::after { width: 24px; height: 1px; background: var(--color-dark); position: absolute; transition: var(--transition); }
.hamburger-inner { top: 50%; transform: translateY(-50%); }
.hamburger-inner::before { content: ""; top: -6px; } .hamburger-inner::after { content: ""; bottom: -6px; }
.hamburger.is-active .hamburger-inner { background: transparent; }
.hamburger.is-active .hamburger-inner::before { top: 0; transform: rotate(45deg); }
.hamburger.is-active .hamburger-inner::after { bottom: 0; transform: rotate(-45deg); }

.mobile-menu { position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background: var(--color-white); z-index: 999; display: flex; flex-direction: column; justify-content: center; align-items: center; opacity: 0; pointer-events: none; transition: var(--transition); }
.mobile-menu.is-active { opacity: 1; pointer-events: auto; }
.mobile-menu a { font-size: 1.5rem; margin: 1rem 0; text-transform: uppercase; }

/* Buttons & Forms */
.btn { display: inline-block; padding: 1rem 2rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; text-align: center; cursor: pointer; border: 1px solid var(--color-dark); transition: var(--transition); }
.btn-primary { background: var(--color-dark); color: var(--color-white); }
.btn-primary:hover { background: var(--color-gold); border-color: var(--color-gold); color: var(--color-white); }
.btn-outline { background: transparent; color: var(--color-dark); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.form-group { margin-bottom: 1.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
label { display: block; font-size: 0.85rem; margin-bottom: 0.5rem; color: #555; }
input, select, textarea { width: 100%; padding: 0.8rem; border: 1px solid var(--color-border); font-family: inherit; font-size: 0.9rem; background: var(--color-white); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--color-gold); }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* Product Grid */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.product-card { background: var(--color-white); padding: 1rem; position: relative; }
.product-image-wrapper { position: relative; aspect-ratio: 1; overflow: hidden; background: #F5F5F5; margin-bottom: 1rem; }
.product-image-wrapper img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.product-card:hover .product-image-wrapper img { transform: scale(1.05); }
.badge { position: absolute; top: 1rem; left: 1rem; background: var(--color-white); font-size: 0.7rem; padding: 0.3rem 0.6rem; text-transform: uppercase; letter-spacing: 1px; z-index: 2; }
.product-meta { font-size: 0.75rem; color: #888; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 0.5rem; }
.product-title { font-size: 1rem; font-weight: 500; margin-bottom: 0.5rem; }
.status-indicator { font-size: 0.75rem; margin-top: 0.5rem; display: block; }
.status-low { color: var(--color-gold); } .status-out { color: var(--color-error); }

/* Alerts */
.ui-message { padding: 1rem; margin-bottom: 1.5rem; display: none; font-size: 0.9rem; }
.ui-error { background: #FDE8E8; color: var(--color-error); border: 1px solid #F9C8C8; display: block; }
.ui-success { background: #E8F5E9; color: var(--color-success); border: 1px solid #C8E6C9; display: block; }

/* Footer */
footer { background: var(--color-black); color: var(--color-white); padding: 4rem 5% 2rem; margin-top: 4rem; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; margin-bottom: 3rem; max-width: 1400px; margin: 0 auto; }
.footer-col h4 { font-size: 0.9rem; text-transform: uppercase; color: var(--color-gold); margin-bottom: 1.5rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.8rem; font-size: 0.85rem; color: #AAA; }
.footer-col ul li a:hover { color: var(--color-white); }
.footer-bottom { text-align: center; font-size: 0.75rem; color: #666; border-top: 1px solid #222; padding-top: 2rem; }

@media (max-width: 1024px) { .grid-4 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px) { .nav-links { display: none; } .hamburger { display: block; z-index: 1001; } .grid-4 { grid-template-columns: repeat(2, 1fr); } .footer-grid { grid-template-columns: 1fr 1fr; } h1 { font-size: 2.2rem; } }
@media (max-width: 480px) { .grid-4, .form-row, .footer-grid { grid-template-columns: 1fr; } }