/* ==============================================
   VAVŘÍN KNIVES — Custom Styles
   Tailwind CDN + Custom Design System
   ============================================== */

/* --- Design Tokens --- */
:root {
    --color-page: #f8f8f8;
    --color-primary: #2c2c2c;
    --color-accent: #c5a880;
    --color-secondary: #6b7280;
    --color-card: #ffffff;
    --color-border: rgba(209, 213, 219, 0.6);
    --font-heading: 'Rajdhani', sans-serif;
    --font-body: 'Work Sans', sans-serif;
}

/* --- Tailwind Config Override --- */
@layer base {
    * {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* --- Utility Classes --- */
.bg-page { background-color: var(--color-page); }
.text-primary { color: var(--color-primary); }
.text-accent { color: var(--color-accent); }
.text-secondary { color: var(--color-secondary); }
.bg-accent { background-color: var(--color-accent); }
.border-accent { border-color: var(--color-accent); }
.font-heading { font-family: var(--font-heading); }
.font-body { font-family: var(--font-body); }

/* --- Navigation --- */
.nav-link {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-secondary);
    transition: color 0.2s ease;
    position: relative;
}
.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}
.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-accent);
}

.nav-link-mobile {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-secondary);
    padding: 0.5rem 0;
    transition: color 0.2s ease;
}
.nav-link-mobile:hover,
.nav-link-mobile.active {
    color: var(--color-primary);
}

/* --- Buttons --- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    background-color: var(--color-primary);
    color: #ffffff;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}
.btn-primary:hover {
    background-color: #1a1a1a;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(44, 44, 44, 0.2);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    background-color: transparent;
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 2px solid var(--color-primary);
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}
.btn-secondary:hover {
    background-color: var(--color-primary);
    color: #ffffff;
    transform: translateY(-1px);
}

.btn-accent {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    background-color: var(--color-accent);
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}
.btn-accent:hover {
    background-color: #b89a6f;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(197, 168, 128, 0.3);
}

.btn-outline-light {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    background-color: transparent;
    color: #ffffff;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}
.btn-outline-light:hover {
    border-color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

/* --- Product Cards --- */
.product-card {
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
}
.product-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 8px 32px rgba(197, 168, 128, 0.1);
    transform: translateY(-2px);
}

/* --- Spec Badges --- */
.spec-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background-color: var(--color-page);
    border: 1px solid var(--color-border);
    border-radius: 9999px;
    font-family: var(--font-heading);
    font-weight: 500;
    letter-spacing: 0.025em;
}

.spec-badge-lg {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--color-page);
    border: 1px solid var(--color-border);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-family: var(--font-heading);
    font-weight: 500;
    letter-spacing: 0.025em;
}

/* --- Material Cards --- */
.material-card {
    padding: 1.25rem;
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    transition: border-color 0.2s ease;
}
.material-card:hover {
    border-color: var(--color-accent);
}

/* --- Catalog Cards --- */
.catalog-card {
    scroll-margin-top: 6rem;
}

/* --- Spec Table --- */
.spec-table {
    width: 100%;
    border-collapse: collapse;
}
.spec-table tr {
    border-bottom: 1px solid var(--color-border);
}
.spec-table tr:last-child {
    border-bottom: none;
}
.spec-table td {
    padding: 0.75rem 0;
    font-size: 0.875rem;
}
.spec-table td:first-child {
    color: var(--color-secondary);
    font-family: var(--font-heading);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.8125rem;
    width: 45%;
}
.spec-table td:last-child {
    color: var(--color-primary);
    font-weight: 500;
    text-align: right;
}

/* --- Handle Badges --- */
.handle-badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background-color: var(--color-page);
    border: 1px solid var(--color-border);
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-family: var(--font-heading);
    font-weight: 500;
    letter-spacing: 0.025em;
    color: var(--color-primary);
}

/* --- Form Styles --- */
.form-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.075em;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    -webkit-appearance: none;
    appearance: none;
}
.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.15);
}
.form-input::placeholder {
    color: #9ca3af;
}

select.form-input {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.25em 1.25em;
    padding-right: 2.5rem;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-page);
}
::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* --- Selection --- */
::selection {
    background-color: rgba(197, 168, 128, 0.25);
    color: var(--color-primary);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .btn-primary,
    .btn-secondary,
    .btn-accent,
    .btn-outline-light {
        width: 100%;
        justify-content: center;
    }
}