/* --- MODERN AESTHETIC UPGRADE --- */

.hidden-feature {
    display: none !important;
}

/* Using Inter font family with better defaults */
html {
    scroll-behavior: smooth;
    scrollbar-width: none; /* Firefox */
}

html::-webkit-scrollbar {
    display: none; /* Safari and Chrome */
}

body {
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- THEME COLOR VARIABLES --- */
/* Light Mode (Default) */
:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #eef2ff;
    --accent-color: #e5a646;
    --bg-color: #f8f9fa;
    --card-bg-color: #ffffff;
    --text-color: #4b5563; /* Default text color */
    --heading-color: #111827; /* Default heading color */
    --subtle-border-color: rgba(0, 0, 0, 0.05);
    --text-on-primary: #ffffff;
    --text-on-secondary: #4b5563; /* Default text on secondary color */
}

/* Bolder Theme */
.bolder-theme body {
    --text-color: #111827;
    --heading-color: #000000;
}

/* Dark Mode */
.dark {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #1f2937;
    --accent-color: #f59e0b;
    --bg-color: #111827;
    --card-bg-color: #1f2937;
    --text-color: #d1d5db;
    --heading-color: #ffffff;
    --subtle-border-color: rgba(255, 255, 255, 0.1);
    --text-on-primary: #ffffff;
    --text-on-secondary: #ffffff; /* Default text on secondary color in dark mode */
}

/* Dark Mode with Bolder Theme */
.dark.bolder-theme body {
    --text-color: #ffffff;
    --heading-color: #ffffff;
}

.dark .service-card {
    background-color: var(--card-bg-color);
}

.dark #theme-popup {
    background-color: var(--card-bg-color);
    border-color: var(--subtle-border-color);
}

.dark #close-popup {
    color: var(--text-color);
}

.dark #close-popup:hover {
    color: var(--heading-color);
}

.dark #contact .bg-white {
    background-color: var(--card-bg-color);
}

.dark #contact input,
.dark #contact textarea {
    background-color: var(--bg-color);
    border-color: var(--subtle-border-color);
    color: var(--text-color);
}

.dark #contact input::placeholder,
.dark #contact textarea::placeholder {
    color: var(--text-color);
    opacity: 0.5;
}

.dark #contact label {
    color: var(--heading-color);
}


/* --- BASE STYLES --- */
body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--heading-color);
    font-weight: 700;
}

/* --- THEME UTILITY CLASSES --- */
.bg-primary { background-color: var(--primary-color); }
.bg-secondary { background-color: var(--secondary-color); }
.bg-accent { background-color: var(--accent-color); }

.text-primary { color: var(--primary-color); }
.text-accent { color: var(--accent-color); }
.text-on-primary { color: var(--text-on-primary); }
.text-on-secondary { color: var(--text-on-secondary); }

.border-primary { border-color: var(--primary-color); }
.border-accent { border-color: var(--accent-color); }

.hover\:bg-primary-hover:hover { background-color: var(--primary-hover); }

/* --- COMPONENT & LAYOUT STYLES --- */

/* Navigation */
nav {
    border-bottom: 1px solid var(--subtle-border-color);
}

.nav-link {
    position: relative;
    padding-bottom: 4px;
    transition: color 0.2s ease-in-out;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary-color);
    transition: width 0.3s ease-in-out;
}

.nav-link:hover::after {
    width: 100%;
}

/* Active link style */
.nav-link.font-bold::after {
    width: 100%;
}

#mobile-menu a {
    transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out;
    border-radius: 4px;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}

#mobile-menu a:hover {
    background-color: var(--primary-color);
    color: var(--text-on-primary);
}

/* Hero Section */
header#home h1, header.bg-secondary h1 {
    letter-spacing: -0.025em;
}

/* UPDATED: Unified Button Styles */
.btn {
    display: inline-block;
    padding: 0.75rem 1.75rem;
    border-radius: 9999px;
    font-weight: 600;
    text-align: center;
    transition: all 0.2s ease-in-out;
    transform: translateY(0);
}
.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}
.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-on-primary);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    border: 2px solid var(--primary-color);
}
.btn-primary:hover {
    background-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 7px 14px rgba(0,0,0,0.1);
    color: var(--primary-color);
}
.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}
.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--text-on-primary);
}

/* Cards & Panels */

/* Form Inputs */
input, textarea {
    background-color: var(--bg-color);
    border-color: var(--subtle-border-color);
    transition: all 0.2s ease-in-out;
}
input:focus, textarea:focus {
    box-shadow: 0 0 0 3px var(--secondary-color);
}

/* --- THEME CUSTOMIZER --- */
#dark-mode-toggle > span:not(.sr-only) {
    top: 0.25rem;
    left: 0.25rem;
}

#color-selector-panel {
    background-color: var(--card-bg-color);
    transition: transform 0.3s ease-in-out;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    border: 1px solid var(--subtle-border-color);
}

#color-selector-panel button {
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    transition: all 0.2s ease-in-out;
}

#color-selector-panel button:not(.border-primary):hover {
    background-color: var(--primary-hover);
    color: var(--text-on-primary);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transform: translateY(-1px);
}

#color-selector-panel button.border-primary:hover {
    border-color: var(--primary-hover);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transform: translateY(-1px);
}

#color-selector-panel button.is-selected-scheme {
    box-shadow: 0 6px 12px rgba(0,0,0,0.2);
    transform: translateY(-2px);
    border-width: 2px;
}

.color-picker-input {
    width: 100%;
    height: 40px;
    padding-left: 45px !important;
    border-radius: 0.375rem;
    border: 1px solid #d1d5db;
    cursor: pointer;
    font-size: 0.875rem;
}
.clr-picker { z-index: 100; }

/* --- BACK TO TOP BUTTON --- */
#back-to-top-btn {
    transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out;
}

/* --- RESPONSIVE FIXES --- */
@media (max-width: 768px) {
    .grid[class*="md:grid-cols-"] {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    header.bg-secondary h1 {
        font-size: 2.75rem;
        line-height: 1.1;
    }
    #gallery .mySwiper {
        aspect-ratio: 1 / 1;
    }
}
@media (max-width: 410px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    header h1 { font-size: 2.5rem; }
    h2 { font-size: 1.875rem; }
    header .mt-8 {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    header .mt-8 a.ml-4 { margin-left: 0; }
}

/* --- GALLERY (CURSOR EFFECT) --- */
#gallery { cursor: none; }
#gallery::before {
    content: '';
    position: absolute;
    top: -20px; left: -20px; right: -20px; bottom: -20px;
    background-image: var(--gallery-bg-image);
    background-size: cover;
    background-position: center;
    opacity: 0.2;
    filter: blur(50px) saturate(1.2);
    z-index: -1;
    transition: background-image 0.5s ease-in-out;
}
.swiper-slide {
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
}
.cursor-blur {
    display: none;
    position: absolute;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.42) 0%, rgba(255, 255, 255, 0) 75%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 5px thin rgba(255, 255, 255, 0.02);
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 20;
    will-change: left, top;
    transition: background 0.3s ease;
}
.cursor-blur.active {
    background: radial-gradient(circle, rgba(255, 255, 255, 0.5) 0%, rgba(255, 255, 255, 0.1) 78%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.gallery-grid-item {
    transition: all 0.2s ease-in-out;
    border: 3px solid transparent;
    aspect-ratio: 1 / 1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: none;
}
.gallery-grid-item.selected {
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: 0 0 15px var(--primary-color);
}

/* Carousel Navigation & Pagination */
.swiper-button-next, .swiper-button-prev {
    cursor: none !important;
}
.swiper-pagination-bullet {
    background-color: #ffffff;
    opacity: 0.6;
    cursor: none !important;
}
.swiper-pagination-bullet-active {
    background-color: var(--primary-color);
    opacity: 1;
}

#home h1, #home p, #home .btn,
#services-summary .grid > div,
.space-y-8 > div,
.lg\:grid-cols-4 > div,
.py-20 .grid img,
.py-20 .grid div:not(:has(img)),
#gallery-grid .gallery-grid-item,
.bg-white.p-8.rounded-lg.shadow-lg {
    will-change: transform, opacity;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(100px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}



.service-card {
    background-color: var(--card-bg-color);
    /* animation: fadeIn 1.4s cubic-bezier(0.30, 0.51, 0.50, 0.99) forwards; */
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service-card > * {
    position: relative;
    z-index: 2;
}

.service-card::before {
    content: '';
    position: absolute;
    top: var(--y, 50%);
    left: var(--x, 50%);
    transform: translate(-50%, -50%) scale(0);
    width: 100%;
    padding-top: 100%;
    border-radius: 50%;
    background-color: var(--primary-color);
    transition: transform 0.8s ease;
    z-index: 1;
}

.service-card:hover::before {
    transform: translate(-50%, -50%) scale(3.5);
}

.service-card:hover {
    transform: scale(1.05) translateY(-0.5rem) !important;
}

.service-card:hover h2,
.service-card:hover p,
.service-card:hover ul,
.service-card:hover .text-gray-500 {
    color: var(--text-on-primary);
}

.service-card:hover h3 {
  color: var(--text-on-primary);
}

.service-card:hover .text-green-500 {
    color: white;
}

.service-card:hover .btn-primary {
    background-color: var(--text-on-primary);
    color: var(--primary-color);
}



.section-spacing {
    padding-top: 20rem;
    padding-bottom: 20rem;
}

@media (max-width: 1440px) {
    .section-spacing {
        padding-top: 12rem;
        padding-bottom: 12rem;
    }
}

@media (max-width: 1024px) {
    .section-spacing {
        padding-top: 8rem;
        padding-bottom: 8rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    .service-card h2 {
        font-size: 1.5rem;
    }

    .service-card .text-3xl {
        font-size: 1.875rem;
    }
}

@media (max-width: 768px) {
    .section-spacing {
        padding-top: 8rem;
        padding-bottom: 8rem;
    }
}

@media (max-width: 410px) {
    .section-spacing {
        padding-top: 5rem;
        padding-bottom: 5rem;
    }
}

/* --- Timeline Section --- */
.timeline-container {
    position: relative;
    padding: 2rem 0;
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 1rem 2rem;
    margin-bottom: 8rem; /* Further increased spacing */
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 2rem;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 2rem;
    text-align: left;
}

.timeline-content {
    position: relative;
    z-index: 1;
    padding: 3rem;
    background-color: var(--card-bg-color);
    border-radius: 0.5rem;
    border: 1px solid var(--subtle-border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.07);
}

@media (max-width: 768px) {
    .timeline-item {
        width: 100%;
        padding-left: 2rem;
        padding-right: 0;
        margin-bottom: 4rem; /* Adjusted for mobile */
    }

    .timeline-item:nth-child(odd) {
        left: 0;
        text-align: left;
    }

    .timeline-item:nth-child(even) {
        left: 0;
        padding-left: 2rem;
        text-align: left;
    }
    
    .timeline-content.text-right {
        text-align: left;
    }
}