/* ==========================================================================
   1. Root Variables & Global Styles
   ========================================================================== */
:root {
    /* Colors */
    --color-primary: #2563eb; /* Blue-600 */
    --color-primary-dark: #1d4ed8; /* Blue-700 */
    --color-text: #0f172a; /* Slate 900 */
    --color-text-light: #475569; /* Slate 600 */
    --color-surface: #fff;
    --color-background: #f8f9fa;
    --color-border: #dee2e6;
    --color-dark-bg: #0f172a;
    --color-light-text-on-dark: #e2e8f0; /* Slate 200 */

    /* Typography */
    --font-family-base: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-family-heading: 'Montserrat', sans-serif;
    --line-height-base: 1.6;
    --line-height-relaxed: 1.625;

    /* Spacing & Sizing */
    --spacing-xs: 0.5rem;   /* 8px */
    --spacing-sm: 1rem;     /* 16px */
    --spacing-md: 1.5rem;   /* 24px */
    --spacing-lg: 2.5rem;   /* 40px */
    --spacing-xl: 4rem;     /* 64px */
    --section-padding: 100px;
    --container-max-width: 1200px;
    --header-height: 80px;

    /* Effects */
    --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 8px 20px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
    --border-radius-sm: 10px;
    --border-radius-md: 20px;
    --border-radius-pill: 999px;
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    /* Components */
    --color-chip-bg: #f1f5f9; /* slightly darker grey than page bg for contrast */
}

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

body {
    font-family: var(--font-family-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-surface);
    min-height: 100vh;
    position: relative;
}

/* Improve accessibility for keyboard users */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ==========================================================================
   2. Reusable Components (Container, Buttons)
   ========================================================================== */
.container {
    max-width: var(--container-max-width);
    margin-inline: auto; /* Modern alternative to margin: 0 auto; */
    padding-inline: 20px;
}

.btn {
    display: inline-block;
    background: linear-gradient(45deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-light-text-on-dark);
    padding: 18px 45px;
    text-decoration: none;
    border-radius: var(--border-radius-pill);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    font-size: 1.2rem;
    font-weight: bold;
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
    border: 2px solid var(--color-primary);
    will-change: transform, box-shadow; /* Be specific for performance */
}

.btn:hover {
    background: linear-gradient(45deg, var(--color-primary-dark), var(--color-primary));
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.4);
}

/* All buttons will now share the primary blue style */
.btn-phone {
    background: linear-gradient(45deg, var(--color-primary), var(--color-primary-dark));
    border-color: var(--color-primary);
}

.btn-phone:hover {
    background: linear-gradient(45deg, var(--color-primary-dark), var(--color-primary));
    box-shadow: 0 12px 35px rgba(37, 99, 235, 0.4);
}

/* ==========================================================================
   3. Header & Navigation
   ========================================================================== */
header {
    background: transparent;
    padding-block: var(--spacing-md);
    position: absolute;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: clamp(1.5rem, 4vw, 2.4rem);
    font-weight: 800;
    color: var(--color-light-text-on-dark);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-family: var(--font-family-heading);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

/* Prevent desktop navigation items from wrapping (fixes Chrome hover wrapping issue) */
.nav-menu:not(.mobile) {
    flex-wrap: nowrap; /* keep items on one line */
    align-items: center;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

.nav-menu:not(.mobile) li,
.nav-menu:not(.mobile) .nav-link {
    white-space: nowrap; /* prevent label wrapping */
    box-sizing: border-box;
}

/* Keep underline pseudo-element from changing layout on hover */
.nav-menu:not(.mobile) .nav-link {
    overflow: visible;
}

.nav-menu.mobile {
    display: none;
}

.nav-link {
    color: var(--color-light-text-on-dark);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    padding: 10px 20px;
    border-radius: var(--border-radius-pill);
    position: relative;
    overflow: hidden;
    transition: color var(--transition-base), background-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.nav-link:hover {
    color: var(--color-primary);
    background-color: rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.2);
}

.mobile-menu-toggle {
    display: none; /* Hidden by default, shown in media query */
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    z-index: 1001;
}

/* ==========================================================================
   4. Page Sections
   ========================================================================== */
.hero {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.4)), url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-light-text-on-dark);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0; /* Modern shorthand for top, right, bottom, left = 0 */
    background: linear-gradient(45deg, rgba(37, 99, 235, 0.1), rgba(29, 78, 216, 0.1));
}

.hero-content {
    position: relative; /* z-index only works on positioned elements */
}

.hero-content h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: var(--spacing-sm);
}

.hero-content p {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    margin-bottom: var(--spacing-lg);
    max-width: 650px;
    margin-inline: auto;
}

section {
    padding-block: var(--section-padding);
}

.section-title {
    text-align: center;
    font-size: clamp(1.875rem, 5vw, 2.25rem); /* 3xl to md:4xl */
    margin-bottom: var(--spacing-xl);
    font-weight: 600; /* semibold */
    letter-spacing: -0.025em; /* tracking-tight */
    color: var(--color-text);
    font-family: var(--font-family-heading);
}

/* About Section */
.about {
    background-color: var(--color-background);
    border-block: 1px solid var(--color-border); /* Modern shorthand for border-top/bottom */
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.slideshow-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    aspect-ratio: 16 / 9;
    isolation: isolate; /* ensure clean stacking context to avoid bleed-through */
    background: var(--color-surface);
}

.slideshow-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    will-change: transform; /* Hint to browser for smoother animation */
    backface-visibility: hidden;
    contain: paint;
}

/* Ensure frames don't leak and images are properly clipped to circular masks (owner avatar) */
.slideshow-frame {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden; /* clip animated images */
}

/* Zoom images slightly so they appear larger inside the frame. Owner avatar has its own scale. */
.slideshow-wrapper {
    --slideshow-scale-default: 1.12; /* desktop zoom factor; tweak as needed */
}

.slideshow-wrapper:not(.owner-image) .slideshow-img {
    transform: scale(var(--slideshow-scale-default));
    transform-origin: center center;
}

/* Reduce zoom on small screens so important areas remain visible */
@media (max-width: 480px) {
    .slideshow-wrapper:not(.owner-image) .slideshow-img {
        transform: scale(1);
    }
    /* Keep owner avatar slightly zoomed but not too large on very small screens */
    .owner-image .slideshow-img {
        transform: scale(0.95);
    }
}

/* Frame wrapper so we can animate translate without affecting inner image scale */
.slideshow-frame {
    position: absolute;
    inset: 0;
}

.slide-in { animation: slideInFromRight 600ms ease forwards; z-index: 2; }
.slide-out { animation: slideOutToLeft 600ms ease forwards; z-index: 1; }
@keyframes slideInFromRight { from { transform: translateX(110%); } to { transform: translateX(0); } }
@keyframes slideOutToLeft { from { transform: translateX(0); } to { transform: translateX(-110%); } }

.about-text h3 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-family-heading);
}

.about-text p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Owner Section */
.owner {
    background-color: var(--color-surface);
}

.owner-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.owner-image img {
    width: 100%;
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
}

/* Slideshow inside owner-image: make it a circular avatar-style slideshow */
.owner-image .slideshow-wrapper {
    aspect-ratio: 1 / 1;       /* square so it becomes circular with border-radius */
    width: 100%;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
    /* Zoom-out effect without resizing container */
    --slideshow-scale: 0.92; /* adjust to taste */
}

/* Ensure the images fill the wrapper (wrapper handles the circular mask) */
.owner-image .slideshow-img {
    border-radius: 0;
    object-position: center;
    transform: scale(var(--slideshow-scale));
}

.owner-text h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-family-heading);
}

.owner-text p {
    color: var(--color-text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Services Section - Line Separator Layout */
.services {
    background: radial-gradient(1200px circle at 20% 10%, rgba(37, 99, 235, 0.08), transparent),
                linear-gradient(to bottom, #f8fbff, #eef6fb);
}

.services-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.service-card {
    padding-block: var(--spacing-md);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    width: 70%;
    opacity: 0;
    border-top: 2px solid;
    border-image-slice: 1;
    border-image-width: 2px 0 0 0;
}

.service-card:nth-child(odd) {
    align-self: flex-start;
    transform: translateX(-50px);
    border-image-source: linear-gradient(to right, var(--color-primary), transparent);
}

.service-card:nth-child(even) {
    align-self: flex-end;
    transform: translateX(50px);
    text-align: right;
    border-image-source: linear-gradient(to left, var(--color-primary), transparent);
}

.service-card.is-visible {
    opacity: 1;
    transform: translateX(0);
}

/* Mobile Layout */
@media (max-width: 768px) {
    .service-card {
        width: 100%;
        align-self: center !important;
        text-align: left !important;
        transform: translateY(50px);
        border-image-source: linear-gradient(to right, var(--color-primary), transparent) !important;
    }
    .service-card.is-visible {
        transform: translateY(0);
    }
}

.service-card h3 {
    font-size: 1.5rem; /* 2xl */
    margin-bottom: var(--spacing-md);
    font-weight: 600; /* semibold */
    color: var(--color-text);
    font-family: var(--font-family-heading);
}

.service-card p {
    color: var(--color-text-light);
    font-size: 1.1rem;
    line-height: var(--line-height-relaxed);
    max-width: 42em; /* max-w-prose equivalent */
}

/* Testimonials Section */
.testimonials {
    background-color: var(--color-surface);
    border-top: none;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.testimonial-card {
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.testimonial-card.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.testimonial-card p {
    font-style: italic;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.testimonial-card h4 {
    font-weight: bold;
    color: var(--color-primary);
}

/* Contact Section */
.contact {
    background-color: var(--color-background);
    border-top: 1px solid var(--color-border);
}

.contact-content {
    display: grid;
    place-items: center; /* A simple way to center the single child */
}

.contact-tile {
    width: 100%;
    max-width: 600px;
    background-color: var(--color-surface);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-md);
}

/* Center and stack the service areas / hours / emergency lines */
.contact-group {
    display: flex;
    flex-direction: column;
    align-items: center; /* Center items horizontally */
    gap: var(--spacing-xs);
}

.contact-group p {
    margin: 0;
    line-height: 1.4;
    text-align: center; /* Center text in paragraphs */
}

.contact-group p strong {
    font-weight: 800;
    margin-right: 0.35rem;
}

.contact-group ul {
    list-style: disc inside;
    margin: var(--spacing-xs) 0 var(--spacing-xs) 0;
    padding: 0;
    text-align: center; /* Center the list */
    display: flex;
    flex-direction: column;
    align-items: left; /* Center list items horizontally */
}

.contact-group ul li {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-bottom: 0.25rem;
    line-height: 1.5;
    text-align: left; /* Center text in list items */
    padding-left: 0; /* Remove indent for clarity */
}

/* Contact box: group phone & email into a distinct, centered card */
.contact-box {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    justify-content: center;
    flex-wrap: wrap; /* allow chips to wrap to new lines */
    padding: 0; /* remove outer box padding */
    border-radius: 0;
    background: transparent; /* remove background box */
    border: none; /* remove border */
    box-shadow: none; /* remove shadow */
}

.contact-box .chip {
    display: inline-flex;
    gap: 0.6rem;
    align-items: center;
    padding: 0.8rem 1rem;
    border-radius: var(--border-radius-md);
    background-color: var(--color-chip-bg); /* default light grey (slightly darker) */
    border: 1px solid var(--color-border);
    color: var(--color-text);
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
    min-width: 220px; /* ensure a comfortable hit area */
    justify-content: center;
}

.contact-box .chip svg {
    flex-shrink: 0;
}

.contact-box .chip span { font-weight: 700; }

.contact-box .chip:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.3);
    background-color: var(--color-surface); /* hover white */
    color: var(--color-text);
}

/* Stronger hover/focus for phone and email links */
.contact-box a[href^="tel"],
.contact-box a[href^="mailto"] {
    position: relative;
}

.contact-box a[href^="tel"]:hover span,
.contact-box a[href^="mailto"]:hover span { text-decoration: none; }

.contact-box a[href^="tel"]:focus-visible,
.contact-box a[href^="mailto"]:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.6);
    outline-offset: 3px;
    transform: translateY(-4px);
}

.contact-box a[href^="tel"]:active,
.contact-box a[href^="mailto"]:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
}

/* Stack chips vertically on small screens for better touch targets */
@media (max-width: 480px) {
    .contact-box {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: 0.5rem;
    }

    .contact-box .chip {
        width: 100%;
        min-width: 0;
        justify-content: center;
    }
}

/* ... existing contact styles ... */
.chip {
    /* (Example of applying variables) */
    border-radius: var(--border-radius-sm);
    background-color: var(--color-background);
    /* ... */
}
/* [Rest of the contact section styles from your original code go here, applying variables as needed] */

/* ==========================================================================
   5. Footer
   ========================================================================== */
footer {
    background: var(--color-dark-bg);
    color: #ccc;
    text-align: center;
    padding: var(--spacing-xl) 0;
    border-top: 2px solid var(--color-primary);
}

/* ==========================================================================
   6. Responsive Styles (Mobile First)
   ========================================================================== */

/* Tablet & Mobile */
@media (max-width: 768px) {
    :root {
        /* Reduce spacing on smaller screens for better density */
        --section-padding: 60px;
        --header-height: 70px;
    }

    /* --- Navigation --- */
    .nav-menu#desktop-menu {
        display: none; /* Hide desktop nav */
    }

    .nav-menu.mobile {
        display: none;
        flex-direction: column;
        background-color: var(--color-dark-bg);
        position: absolute;
        top: var(--header-height);
        right: 0;
        width: 100%;
        z-index: 1000;
        transform: translateY(-10px);
        opacity: 0;
        transition: transform .25s ease, opacity .25s ease;
        pointer-events: none; /* Prevent interaction while hidden */
    }

    .nav-menu.mobile.active {
        display: flex;
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto; /* Allow interaction when visible */
    }
    
    body.menu-open header {
        backdrop-filter: saturate(120%) blur(4px);
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-sm);
        border-radius: 0;
    }

    .nav-link:hover {
        transform: none; /* Disable hover effects for mobile list items */
        box-shadow: none;
        background-color: rgba(37, 99, 235, 0.1);
    }

    .mobile-menu-toggle {
        display: flex;
        flex-direction: column;
        gap: 5px;
    }

    .mobile-menu-toggle span {
        width: 25px;
        height: 3px;
        background-color: var(--color-light-text-on-dark);
        transition: transform 0.3s ease, opacity 0.3s ease;
        transform-origin: center;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .mobile-menu-toggle.active span:nth-child(2) { opacity: 0; }
    .mobile-menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -6px); }

    /* --- Sections --- */
    .about-content {
        grid-template-columns: 1fr; /* Stack columns */
    }

    .owner-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .owner-image {
        margin-bottom: var(--spacing-lg);
    }

    .timeline {
        grid-template-columns: 1fr;
    }
}

/* For touch-friendly devices to ensure tap targets are large enough */
@media (pointer: coarse) {
    .btn, .nav-link {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}