/* Glassmorphism Apple-style theme for BRM Contractors */
:root {
    --bg-gradient-start: #e0e7ef;
    --bg-gradient-end: #c0baba;
    --color-text: #222;
    --color-primary: #2d3a4b;
    --color-secondary: #3a4a5d;
    --color-accent: #007aff;
    --color-accent-hover: #005bb5;
    --nav-bg: rgba(255,255,255,0.25);
    --btn-bg: var(--color-accent);
    --btn-hover-bg: var(--color-accent-hover);
}

body.dark-theme,
.dark-theme {
    /* dark-mode gradient colors */
    --bg-gradient-start: #1a1a1a;
    --bg-gradient-end: #2d2d2d;
    --bg-gradient-end: #2d2d2d;
    --color-text: #eee;
    --color-primary: #e0e7ef;
    --color-secondary: #c9d6ff;
    --color-accent: #0a84ff;
    --color-accent-hover: #0060c8;
    --nav-bg: rgba(0,0,0,0.25);
    --btn-bg: var(--color-accent);
    --btn-hover-bg: var(--color-accent-hover);
    --glass-1: rgba(0,0,0,0.25);
    --glass-2: rgba(0,0,0,0.35);
    --glass-3: rgba(0,0,0,0.45);
    --glass-4: rgba(0,0,0,0.15);
    --glass-5: rgba(0,0,0,0.95);
    --border-light: rgba(0,0,0,0.18);
}

body {
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    color: var(--color-text);
}

.page-wrapper {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 1rem;
    overflow-x: hidden;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 2px;
    color: var(--color-primary);
}
.nav-links a {
    text-decoration: none;
    color: var(--color-primary);
    font-weight: 500;
    transition: color 0.2s;
}
.nav-links a:hover {
    color: var(--color-accent);
}
.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    display: block;
}

.theme-toggle {
    background: none;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    margin-right: 1rem;
    color: var(--color-primary);
    transition: color 0.2s;
}
.theme-toggle:hover {
    color: var(--color-accent);
}

.color-toggle {
    background: none;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    margin-right: 0.5rem;
    color: var(--color-primary);
    transition: color 0.2s;
}
.color-toggle:hover {
    color: var(--color-accent);
}

/* red color scheme overrides */
.red-theme {
    --color-accent: #c00c1b;
    --color-accent-hover: #a31621;
    --color-primary: #333232;
}

/* combine with dark if both classes present */
.red-theme.dark-theme {
    --color-accent: #ff6b6b;
    --color-accent-hover: #ff4d4d;
    --color-primary: #f8f9fa;
}
.hero h1 {
    font-size: 3.6rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.15);
}
.hero p {
    font-size: 1.3rem;
    color: var(--color-secondary);
    margin-bottom: 2rem;
}
.cta-btn {
    background: var(--glass-3);
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 4px 24px 0 rgba(31,38,135,0.10);
    transition: background 0.2s, color 0.2s;
}
.cta-btn:hover {
    background: var(--color-accent);
    color: #fff;
}
.services h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--color-primary);
}
.service-card {
    background: var(--glass-2);
    box-shadow: 0 4px 24px 0 rgba(31,38,135,0.10);
    backdrop-filter: blur(8px);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    /* let grid column size dictate width */
    width: auto;
    max-width: 240px;
    color: var(--color-primary);
}
.service-card h3 {
    margin-top: 0;
    color: var(--color-accent);
    font-size: 1.25rem; /* enlarge titles */
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.service-card h3 .icon {
    font-size: 1.6rem; /* larger emoji only */
    line-height: 1;
}
.about h2, .contact h2 {
    color: var(--color-primary);
    font-size: 2rem;
    margin-bottom: 1rem;
}
.contact-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.contact-form label {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.95rem;
}
.contact-form input, .contact-form textarea {
    padding: 0.8rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--color-secondary);
    background: var(--glass-4);
    font-size: 1rem;
    resize: none;
}
.contact-form .submit-btn {
    background: var(--btn-bg);
    color: #fff;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    align-self: center;
}
.contact-form .submit-btn:hover {
    background: var(--btn-hover-bg);
}
.contact-form button:hover {
    background: var(--btn-hover-bg);
}
footer {
    text-align: center;
    padding: 1.5rem 0 1rem 0;
    color: var(--color-secondary);
    font-size: 1rem;
    background: var(--glass-1);
    margin-top: 2rem;
}

.hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    box-shadow: 0 8px 32px 0 rgba(31,38,135,0.10);
    border-radius: 0 0 40px 40px;
    margin-bottom: 2rem;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}
.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7) blur(2px) saturate(1.1);
}
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 3rem 2rem;
    background: var(--glass-1);
    box-shadow: 0 8px 32px 0 rgba(31,38,135,0.10);
    backdrop-filter: blur(8px);
    border-radius: 30px;
    margin: 2rem;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--nav-bg);
    box-shadow: 0 8px 32px 0 rgba(31,38,135,0.15);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 100;
}
.logo {
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 2px;
    color: var(--color-primary);
}
.nav-links {
    display: flex;
    gap: 2rem;
}
.nav-links a {
    text-decoration: none;
    color: var(--color-primary);
    font-weight: 500;
    transition: color 0.2s;
}
.nav-links a:hover {
    color: var(--color-accent);
}
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}
.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    display: block;
}
.services {
    padding: 3rem 1rem 2rem 1rem;
    text-align: center;
}
.services h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--color-primary);
}
.service-list {
    display: grid;
    gap: 2rem;
    justify-content: center;
    /* slightly smaller minimum column to prevent clipping */
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.service-card h3 .icon {
    font-size: 1.6rem; /* larger emoji only */
    line-height: 1;
}
.about, .contact {
    padding: 3rem 1rem 2rem 1rem;
    text-align: center;
}
.about h2, .contact h2 {
    color: var(--color-primary);
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* gallery styles */
.gallery {
    padding: 3rem 1rem 2rem 1rem;
    text-align: center;
}
.gallery h2 {
    color: var(--color-primary);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}
.gallery-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}
.gallery-tabs button {
    padding: 0.6rem 1rem;
    border: none;
    background: var(--color-accent);
    color: #fff;
    border-radius: 20px;
    cursor: pointer;
    transition: background 0.2s;
    font-size: 0.9rem;
}
.gallery-tabs button.active {
    background: var(--color-accent-hover);
}
.gallery-tabs button:hover {
    background: var(--color-accent-hover);
}

.gallery-grid {
    display: grid;
    /* fixed column width to keep thumbnails uniform */
    grid-template-columns: repeat(auto-fill, 220px);
    gap: 1rem;
    justify-content: center;
}
.gallery-grid.single {
    max-width: 440px; /* approximately two column width */
    margin: 0 auto;
}
.gallery-grid .item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3; /* uniform box size */
    border-radius: 12px;
    width: 220px;
}
.gallery-grid img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}
.gallery-grid img:hover {
    transform: scale(1.05);
}

/* caption overlay */
.gallery-grid .item {
    position: relative;
    overflow: hidden;
}
.gallery-grid .caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0,0,0,0.5);
    color: #fff;
    font-size: 0.9rem;
    padding: 0.3rem 0.5rem;
    opacity: 0;
    transition: opacity 0.3s;
    text-align: center;
}
.gallery-grid .item:hover .caption {
    opacity: 1;
}

/* lightbox styles */
#lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    z-index: 999;
}
#lightbox.visible {
    opacity: 1;
    pointer-events: auto;
}
#lightbox .lb-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    background: var(--glass-4);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    padding: 1rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
}
#lightbox img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 12px;
}
#lightbox .lb-tags {
    margin-top: 0.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    justify-content: center;
}
#lightbox .lb-tags .badge {
    background: var(--color-accent);
    color: #fff;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.8rem;
}
#lightbox .lb-close {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(0,0,0,0.5);
    border: none;
    color: #fff;
    font-size: 1.5rem;
    line-height: 1;
    padding: 0.2rem 0.5rem;
    border-radius: 50%;
    cursor: pointer;
}

@media (max-width: 700px) {
    .navbar {
        padding: 1rem;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        right: 20px;
        background: var(--glass-5);
        flex-direction: column;
        gap: 1.5rem;
        padding: 1.5rem 2rem;
        border-radius: 20px;
        box-shadow: 0 8px 32px 0 rgba(31,38,135,0.10);
    }
    .nav-links.active {
        display: flex;
    }
    .menu-toggle {
        display: flex;
    }
}