/* ======== GLOBAL STYLES & VARIABLES ======== */
:root {
    /* Brand Colors (from your logo) */
    --primary-color: #0D47A1; /* Dark Blue */
    --accent-color: #FF6F00;  /* Orange */

    /* Light Theme */
    --bg-color: #FFFFFF;
    --bg-alt: #F4F7F6;
    --text-color: #333333;
    --text-muted: #555555;
    --card-bg: #FFFFFF;
    --header-bg: rgba(255, 255, 255, 0.85);
    --shadow-color: rgba(0, 0, 0, 0.1);
}

body.dark-mode {
    /* Dark Theme */
    --bg-color: #121212;
    --bg-alt: #1E1E1E;
    --text-color: #E0E0E0;
    --text-muted: #AAAAAA;
    --card-bg: #2C2C2C;
    --header-bg: rgba(18, 18, 18, 0.85);
    --shadow-color: rgba(0, 0, 0, 0.4);
    /* UPDATED: Dark background texture */
    background-image: url('https://www.transparenttextures.com/patterns/dark-cubes.png');
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
    /* UPDATED: Added background texture */
    background-image: url('https://www.transparenttextures.com/patterns/cubes.png');
}

html {
    scroll-behavior: smooth;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

.section {
    padding: 5rem 0;
}

.section-alt {
    background-color: var(--bg-alt);
    transition: background-color 0.3s;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 3rem;
}

body.dark-mode .section-title {
    color: var(--accent-color);
}

a {
    color: var(--accent-color);
    text-decoration: none;
}

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

/* ======== HEADER & NAVIGATION ======== */
#main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    background-color: var(--header-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

#main-header.scrolled {
    box-shadow: 0 2px 10px var(--shadow-color);
    border-bottom-color: var(--shadow-color);
}

#main-header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    height: 75px; /* UPDATED: Increased from 40px */
    /* In dark mode, we invert the logo if it's dark text */
    body.dark-mode & {
        filter: invert(1) hue-rotate(180deg);
    }
}

.nav-links {
    list-style: none;
    display: flex;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: var(--text-muted);
    font-weight: 600;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
    transition: color 0.3s, border-color 0.3s;
}

.nav-links a:hover,
.nav-links a:focus {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

/* ======== THEME TOGGLE BUTTON ======== */
#theme-toggle {
    background: var(--card-bg);
    border: 1px solid var(--text-muted);
    border-radius: 30px;
    cursor: pointer;
    width: 50px;
    height: 25px;
    position: relative;
    padding: 0 5px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background-color 0.3s;
}

#theme-toggle span {
    font-size: 0.8rem;
}

/* Hide the icon for the current mode */
body.dark-mode .icon-dark { display: none; }
body:not(.dark-mode) .icon-light { display: none; }

/* ======== BUTTONS ======== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    font-weight: 700;
    text-align: center;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #FFF;
    border: 2px solid var(--accent-color);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent-color);
}

/* ======== HERO SECTION ======== */
.hero {
    min-height: calc(100vh - 70px); /* Full height minus header */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    /* UPDATED: Removed background images, now on body */
}

body.dark-mode .hero {
    /* UPDATED: Removed background images, now on body */
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

body.dark-mode .hero h1 {
    color: #FFF;
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ======== SERVICES SECTION ======== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 15px var(--shadow-color);
    border-left: 5px solid var(--primary-color);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow-color);
}

.service-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

body.dark-mode .service-card {
    border-left-color: var(--accent-color);
}

body.dark-mode .service-card h3 {
    color: var(--accent-color);
}

/* ======== GALLERY SECTION ======== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.gallery-item img {
    border-radius: 8px;
    width: 100%;
    height: 250px;
    object-fit: cover;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.gallery-item img:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px var(--shadow-color);
}

/* ======== ABOUT SECTION ======== */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.core-values {
    background: var(--bg-alt);
    padding: 2rem;
    border-radius: 8px;
}

.core-values h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.5rem;
    display: inline-block;
}

body.dark-mode .core-values h3 {
    color: var(--accent-color);
}

.core-values ul {
    list-style: none;
}

.core-values li {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.core-values li strong {
    color: var(--text-color);
}


/* ======== CONTACT SECTION ======== */
.contact-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
}

.contact-form-wrapper p,
.contact-info p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border-radius: 5px;
    border: 1px solid var(--text-muted);
    background: var(--bg-color);
    color: var(--text-color);
    transition: all 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color);
}

body.dark-mode .form-group input:focus,
body.dark-mode .form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--accent-color);
}

.contact-info h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

body.dark-mode .contact-info h3 {
    color: var(--accent-color);
}

.info-list {
    list-style: none;
    margin-bottom: 2rem;
}

.info-list li {
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.info-list li a {
    font-weight: 400;
}

.social-links {
    display: flex;
    gap: 1.25rem; /* UPDATED: Spaced icons out a bit */
}

.social-icon {
    display: inline-block;
    width: 35px; /* NEW: Set a fixed width */
    height: 35px; /* NEW: Set a fixed height */
}

.social-icon svg {
    width: 100%;
    height: 100%;
    fill: var(--text-muted); /* Set base icon color */
    transition: fill 0.3s, transform 0.3s;
}

.social-icon:hover svg {
    fill: var(--accent-color); /* Change color on hover */
    transform: scale(1.1);
}


/* ======== FOOTER ======== */
footer {
    padding: 3rem 0;
    background: var(--bg-alt);
    text-align: center;
    color: var(--text-muted);
}

.footer-logo {
    height: 110px; /* UPDATED: Increased from 50px */
    margin: 0 auto 1rem auto; /* UPDATED: Centers the logo */
    opacity: 0.7;
    display: block; /* Ensures margin:auto works */
}

body.dark-mode .footer-logo {
    opacity: 1;
    filter: invert(1) hue-rotate(180deg);
}


/* ======== RESPONSIVE STYLES ======== */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* Simple hide for mobile. A JS toggle is the next step. */
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .about-content,
    .contact-layout {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }
}