:root {
    /* Updated Palette matching "Untitled UI" / Modern Dark Theme */
    --bg-color: #121212;
    /* Deep Charcoal */
    --text-color: #ffffff;
    --accent-color: #1570EF;
    /* Vibrant Blue */
    --accent-hover: #175CD3;
    --secondary-bg: #1D2939;
    /* Darker Slate for cards */
    --border-color: #2D2D2D;
    /* Subtle border */
    --font-main: 'Inter', sans-serif;
    --font-heading: 'Oswald', sans-serif;

    --container-width: 1280px;
    /* Wider for the grid */
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;

    --header-bg: rgba(18, 18, 18, 0.8);
    --card-radius: 24px;
}

/* Bento Grid System */
.bento-section {
    padding: 140px 0 80px;
    background-color: var(--bg-color);
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(2, minmax(300px, auto));
    gap: 24px;
    margin-top: var(--spacing-md);
}

.bento-card {
    background-color: var(--secondary-bg);
    border-radius: var(--card-radius);
    padding: 32px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.bento-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -4px rgba(0, 0, 0, 0.2);
    border-color: #475467;
}

/* Specific Card Spans */
.span-4 {
    grid-column: span 4;
}

.span-5 {
    grid-column: span 5;
}

.span-6 {
    grid-column: span 6;
}

.span-7 {
    grid-column: span 7;
}

.span-8 {
    grid-column: span 8;
}

.span-12 {
    grid-column: span 12;
}

.row-span-2 {
    grid-row: span 2;
}

/* Mobile fallback */
@media (max-width: 1024px) {
    .bento-grid {
        display: flex;
        flex-direction: column;
    }

    .bento-card {
        min-height: 400px;
    }
}

/* Typography Overrides for Cards */
.card-heading {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 500;
    /* Oswald looks better with slightly less weight than Inter bold */
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.card-subtext {
    color: #98A2B3;
    /* Zinc 400 */
    font-size: 1.1rem;
    line-height: 1.5;
}

.card-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    transition: transform 0.5s ease;
}

.bento-card:hover .card-image {
    transform: scale(1.03);
}

.card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.2) 50%, rgba(0, 0, 0, 0) 100%);
    z-index: 1;
}

.card-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

.card-content.bottom {
    margin-top: auto;
}

[data-theme="light"] {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --secondary-bg: #f3f4f6;
    --border-color: #e5e7eb;
    --header-bg: rgba(255, 255, 255, 0.9);
}

/* Highlight Card Style (Dark Mode Only Default) */
.highlight-card {
    background: linear-gradient(135deg, #1D2939, #101828);
    color: white;
}

.highlight-card h3,
.highlight-card p {
    color: white;
}

/* Light Mode Card Adjustments */
[data-theme="light"] .bento-card {
    background-color: #ffffff;
    border-color: #e5e7eb;
}

[data-theme="light"] .card-subtext {
    color: #475467;
    /* Darker grey for readability */
}

/* Revert highlight card to light theme in light mode */
[data-theme="light"] .highlight-card {
    background: #ffffff;
    color: inherit;
}

[data-theme="light"] .highlight-card h3 {
    color: #1a1a1a;
}

[data-theme="light"] .highlight-card p {
    color: #475467;
}

/* Specific Card: Testimonial (Span 4, Top Right) text should be white */
[data-theme="light"] .bento-card:nth-child(2) blockquote,
[data-theme="light"] .bento-card:nth-child(2) p {
    color: white !important;
}

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

h1,
h2,
h3,
h4,
h5,
h6,
.card-heading,
.section-title,
.hero-title,
.logo-link {
    font-family: var(--font-heading);
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Theme Switch */
.theme-switch {
    display: inline-block;
    height: 24px;
    position: relative;
    width: 60px;
}

.theme-switch input {
    display: none;
}

.slider {
    background-color: var(--border-color);
    bottom: 0;
    cursor: pointer;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    transition: .4s;
    border-radius: 34px;
    overflow: hidden;
    /* Clip icons if needed */
}

.slider:before {
    background-color: #fff;
    bottom: 3px;
    content: "";
    height: 18px;
    left: 3px;
    position: absolute;
    transition: .4s;
    width: 18px;
    border-radius: 50%;
    z-index: 2;
    /* Sit above icons */
}

input:checked+.slider {
    background-color: var(--accent-color);
}

input:checked+.slider:before {
    transform: translateX(35px);
}

/* Toggle Icons */
.slider svg {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    /* Increased z-index */
    transition: opacity 0.3s ease;
    pointer-events: none;
    /* Allow clicks to pass through */
}

.icon-sun {
    left: 8px;
    /* Adjusted spacing */
    color: white;
    /* Visible on background */
    opacity: 0;
}

.icon-moon {
    right: 8px;
    /* Adjusted spacing */
    color: white;
    /* Visible on background */
    opacity: 1;
}

input:checked+.slider .icon-sun {
    opacity: 1;
}

input:checked+.slider .icon-moon {
    opacity: 0;
}

/* Ensure Button Text is White */
.btn-primary {
    color: white !important;
}

input:checked+.slider .icon-sun {
    opacity: 1;
}

input:checked+.slider .icon-moon {
    opacity: 0;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Header */
.header {
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 40px;
    width: auto;
}

[data-theme="light"] .logo-img {
    filter: invert(1);
}

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

.nav-list a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.nav-list a:hover {
    color: var(--accent-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.6rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-color);
}

.btn-secondary:hover {
    border-color: var(--text-color);
    background-color: rgba(255, 255, 255, 0.05);
}

/* Hero */
.hero {
    padding: 180px 0 100px;
    text-align: center;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.1;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.hero-title .highlight {
    background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #a1a1aa;
    /* Zinc 400 */
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

/* Services */
.services {
    padding: var(--spacing-lg) 0;
    background-color: var(--secondary-bg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: #a1a1aa;
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background: var(--bg-color);
    padding: var(--spacing-md);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px -10px rgba(99, 102, 241, 0.2);
}

.icon-box {
    width: 48px;
    height: 48px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--accent-color);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.service-card p {
    color: #a1a1aa;
    font-size: 0.95rem;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-color);
    transition: 0.3s;
}

/* Footer */
.footer {
    padding: var(--spacing-lg) 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-lg);
    color: #a1a1aa;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-list {
        display: none;
        /* Add JS toggle later */
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--bg-color);
        flex-direction: column;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--border-color);
    }

    .nav-list.active {
        display: flex;
    }

    .mobile-toggle {
        display: flex;
    }

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

/* Visual Polish - Animations & Effects */
@keyframes gradient-move {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
        opacity: 0.6;
    }

    33% {
        transform: translate(-50%, -50%) scale(1.2) rotate(10deg);
        opacity: 0.8;
    }

    66% {
        transform: translate(-50%, -50%) scale(0.9) rotate(-10deg);
        opacity: 0.7;
    }

    100% {
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
        opacity: 0.6;
    }
}

@keyframes text-shine {
    0% {
        background-position: 0% 50%;
    }

    100% {
        background-position: 200% 50%;
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.hero {
    position: relative;
    overflow: hidden;
    /* Ensure hero text pops */
    z-index: 1;
}

.hero-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 140%;
    /* Larger */
    height: 140%;
    /* Much more vibrant gradient using Electric Blue */
    background: radial-gradient(circle at center, rgba(0, 212, 255, 0.45) 0%, rgba(0, 184, 230, 0.25) 30%, rgba(18, 18, 18, 0) 70%);
    z-index: -1;
    animation: pulse 12s ease-in-out infinite;
    pointer-events: none;
    filter: blur(60px);
    /* Soften the edges */
}

[data-theme="light"] .hero-bg {
    /* Vibrant light mode gradient */
    background: radial-gradient(circle at center, rgba(0, 212, 255, 0.25) 0%, rgba(0, 184, 230, 0.15) 30%, rgba(255, 255, 255, 0) 70%);
}

/* Animated Gradient Text for "Unbeatable Value" */
.hero-title .highlight {
    background: linear-gradient(90deg, #00D4FF, #ffffff, #00D4FF);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: text-shine 4s linear infinite;
}

.service-card {
    position: relative;
    overflow: hidden;
    /* Slate Gray background */
    background: var(--secondary-bg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .service-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card::after {
    /* Stronger Border Glow */
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 12px;
    padding: 2px;
    background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
            rgba(99, 102, 241, 0.8),
            transparent 40%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
}

.service-card:hover::after {
    opacity: 1;
}

.service-card::before {
    /* Stronger Inner Glow */
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(800px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
            rgba(99, 102, 241, 0.15),
            transparent 40%);
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
    z-index: -1;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px -10px rgba(0, 212, 255, 0.2);
    border-color: rgba(0, 212, 255, 0.5);
}

/* About Section */
.about {
    padding: var(--spacing-lg) 0;
    position: relative;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--secondary-bg);
    padding: var(--spacing-lg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.lead-text {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.highlight-text {
    color: var(--accent-color);
    font-weight: 700;
}

.about-text p {
    margin-bottom: var(--spacing-md);
    color: #a1a1aa;
    /* Muted text for body */
}

.about-text p.lead-text {
    color: var(--text-color);
    /* Bright text for lead */
}

.feature-box {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 8px;
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.feature-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.feature-box p {
    margin-bottom: 0;
    color: var(--text-color);
    font-size: 1rem;
}

.feature-box strong {
    color: var(--accent-color);
}

.contact {
    padding: var(--spacing-lg) 0;
}

.contact-content {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--secondary-bg);
    padding: var(--spacing-lg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.hp-field {
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    height: 0;
    width: 0;
    z-index: -1;
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.info-item .icon-box {
    margin-bottom: 0;
    width: 40px;
    height: 40px;
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-color);
}

.info-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.2rem;
}

.info-item a {
    color: #a1a1aa;
    text-decoration: none;
    transition: color 0.3s ease;
}

.info-item a:hover {
    color: var(--accent-color);
}

/* Responsive adjustment for contact */
@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        padding: var(--spacing-md);
    }
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    font-family: var(--font-main);
    transition: border-color 0.3s ease;
    resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.btn-block {
    width: 100%;
    text-align: center;
    cursor: pointer;
}

/* File Upload Styling */
input[type="file"] {
    padding: 0.5rem;
    background: var(--bg-color);
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    width: 100%;
    cursor: pointer;
}

input[type="file"]::file-selector-button {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    margin-right: 1rem;
    cursor: pointer;
    font-family: var(--font-main);
    color: var(--text-color);
    transition: background 0.3s ease;
}

input[type="file"]::file-selector-button:hover {
    background: var(--border-color);
}

/* Color Picker Styling */
input[type="color"] {
    -webkit-appearance: none;
    border: none;
    padding: 0;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

input[type="color"]::-webkit-color-swatch {
    border: none;
}

/* Success Message */
.success-message {
    text-align: center;
    padding: 3rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 12px;
    animation: reveal 0.5s ease forwards;
}

.success-icon {
    width: 64px;
    height: 64px;
    background: #10B981;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
}

.success-message h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.success-message p {
    color: #a1a1aa;
    margin-bottom: 2rem;
}