/* style.css */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --black: #0a0a0a;
    --mid: #2a2a2a;
    --silver: #888888;
    --light: #cccccc;
    --white: #f0f0f0;

    /* Brightened Material accent colors */
    --steel:         #98b4c4;
    --titanium:      #a9c2a9;
    --copper:        #cc8b6e;
    --bronze-yellow: #dca34b;
    --bronze-brown:  #7a4f32; 
}

html, body {
    min-height: 100%;
    background-color: var(--black);
    color: var(--light);
    font-family: 'Montserrat', sans-serif;
    font-weight: 200;
    letter-spacing: 0.08em;
}

/* NAV */
nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    justify-content: flex-end;
    padding: 2rem 3rem;
}

.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.menu-toggle span {
    display: block;
    width: 28px;
    height: 1px;
    background: var(--light);
    transition: all 0.4s ease;
}

.menu-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.85); 
    backdrop-filter: blur(8px); 
    -webkit-backdrop-filter: blur(8px); 
    z-index: 99;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.menu-overlay.open { opacity: 1; pointer-events: all; }

.menu-links { list-style: none; text-align: center; }

.menu-links li { margin: 1.5rem 0; overflow: hidden; }

.menu-links a {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    color: var(--light);
    text-decoration: none;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    display: inline-block;
    transform: translateY(100%);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), color 0.3s ease;
}

.menu-overlay.open .menu-links a { transform: translateY(0); }
.menu-links a:hover { color: var(--silver); }
.menu-links a.other-brand {
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    color: var(--silver);
    letter-spacing: 0.25em;
}

/* PAGE */
.page {
    max-width: 900px;
    margin: 0 auto;
    padding: 10rem 2rem 6rem;
    animation: fadeIn 1.2s ease forwards;
}

.page-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 300;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 1rem;
}

.page-note {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    color: var(--silver);
    margin-bottom: 5rem;
}

/* MATERIAL GROUP */
.material-group {
    margin-bottom: 4rem;
}

.material-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.material-bar {
    width: 3px;
    height: 2.5rem;
    flex-shrink: 0;
}

.material-name {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 300;
    letter-spacing: 0.2em;
    color: var(--white);
}

/* FINISH CARDS */
.finish-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 300px));
    gap: 1.5rem;
}

.finish-card {
    background: #1f1f1f; 
    padding: 1.75rem;
    position: relative;
    max-width: 300px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.finish-card:hover {
    transform: translateY(-4px);
}

/* Subtle, semi-transparent cloud glows on hover */
.steel .finish-card:hover { box-shadow: 0 10px 30px -10px rgba(152, 180, 196, 0.3); }
.titanium .finish-card:hover { box-shadow: 0 10px 30px -10px rgba(169, 194, 169, 0.3); }
.copper .finish-card:hover { box-shadow: 0 10px 30px -10px rgba(204, 139, 110, 0.3); }

/* Gradient glow frames */
.finish-card::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.18;
}

.steel .finish-card::before {
    background: radial-gradient(ellipse at top left, var(--steel) 0%, transparent 65%),
                radial-gradient(ellipse at bottom right, var(--steel) 0%, transparent 65%);
}
.titanium .finish-card::before {
    background: radial-gradient(ellipse at top left, var(--titanium) 0%, transparent 65%),
                radial-gradient(ellipse at bottom right, var(--titanium) 0%, transparent 65%);
}
.copper .finish-card::before {
    background: radial-gradient(ellipse at top left, var(--copper) 0%, transparent 65%),
                radial-gradient(ellipse at bottom right, var(--copper) 0%, transparent 65%);
}

.finish-name {
    font-size: 0.85rem; 
    font-weight: 600;   
    letter-spacing: 0.15em; 
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #3a3a3a;
}

.price-section-label {
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: #e0e0e0;
    margin-bottom: 0.6rem;
    margin-top: 1rem;
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 0.4rem 0;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    border-bottom: 1px solid #3a3a3a;
}

.price-row:last-child {
    border-bottom: none;
}

.price-item {
    color: #ffffff; 
    font-weight: 400; 
}

.price-value {
    color: #ffffff;
    font-weight: 400;
    white-space: nowrap;
    margin-left: 1rem;
}

.price-value.na {
    color: #aaaaaa;
    font-size: 0.6rem;
    letter-spacing: 0.2em;
}

/* STEEL */
.steel .material-bar { background: var(--steel); }
.steel .finish-name  { color: var(--steel); }

/* TITANIUM */
.titanium .material-bar { background: var(--titanium); }
.titanium .finish-name  { color: var(--titanium); }

/* BRONZE */
.bronze .material-bar { background: var(--bronze-yellow); }

.bronze .finish-card:nth-child(1) .finish-name { color: var(--bronze-yellow); }
.bronze .finish-card:nth-child(1)::before {
    background: radial-gradient(ellipse at top left, var(--bronze-yellow) 0%, transparent 65%),
                radial-gradient(ellipse at bottom right, var(--bronze-yellow) 0%, transparent 65%);
}
.bronze .finish-card:nth-child(1):hover { box-shadow: 0 10px 30px -10px rgba(220, 163, 75, 0.3); }

.bronze .finish-card:nth-child(2) .finish-name { color: var(--bronze-brown); }
.bronze .finish-card:nth-child(2)::before {
    background: radial-gradient(ellipse at top left, var(--bronze-brown) 0%, transparent 65%),
                radial-gradient(ellipse at bottom right, var(--bronze-brown) 0%, transparent 65%);
}
.bronze .finish-card:nth-child(2):hover { box-shadow: 0 10px 30px -10px rgba(122, 79, 50, 0.3); }

/* COPPER */
.copper .material-bar { background: var(--copper); }
.copper .finish-name  { color: var(--copper); }

/* DIVIDER */
.section-divider {
    border: none;
    border-top: 1px solid var(--mid);
    margin: 4rem 0;
}

footer {
    text-align: center;
    padding: 3rem 2rem;
    border-top: 1px solid var(--mid);
    color: var(--silver);
    font-size: 0.6rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

footer a { color: var(--silver); text-decoration: none; transition: color 0.3s; }
footer a:hover { color: var(--light); }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}