/* =========================================
   1. RESET & VARIABLES
   ========================================= */
:root {
    /* Theme Colors - Extracted/Complementary to a standard Tech/Marketing Palette */
    --primary-color: #0F172A;
    /* Deep Navy Background */
    --secondary-color: #1E293B;
    /* Lighter Navy Card Bg */
    --accent-color: #38BDF8;
    /* Electric Cyan */
    --accent-secondary: #818CF8;
    /* Soft Indigo */
    --text-main: #F1F5F9;
    /* Off-white text */
    --text-muted: #94A3B8;
    /* Grey text */
    --success: #10B981;
    --warning: #F59E0B;

    /* Spacing & Layout */
    --container-width: 1200px;
    --header-height: 80px;
    --border-radius: 12px;

    /* Fonts */
    --font-main: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-main);
    background-color: var(--primary-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

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

/* =========================================
   2. UTILITY CLASSES
   ========================================= */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 100px 0;
}

.text-center {
    text-align: center;
}

.text-gradient {
    background: linear-gradient(to right, var(--accent-color), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-fast);
}

.btn-primary {
    background: linear-gradient(90deg, var(--accent-color), var(--accent-secondary));
    color: var(--primary-color);
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(56, 189, 248, 0.6);
}

.btn-outline {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background: transparent;
}

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

/* =========================================
   3. HEADER & NAVIGATION
   ========================================= */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-fast);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo img {
    height: 50px;
    /* Adjust based on logo aspect ratio */
    width: auto;
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--text-main);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--accent-color);
    transition: var(--transition-fast);
}

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

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--text-main);
    transition: all 0.3s ease-in-out;
}

/* =========================================
   4. HERO SECTION (Index)
   ========================================= */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--header-height);
}

/* Animated Background shapes */
.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
    opacity: 0.1;
    filter: blur(80px);
    animation: float 10s infinite ease-in-out;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-secondary) 0%, transparent 70%);
    opacity: 0.1;
    filter: blur(80px);
    animation: float 15s infinite ease-in-out reverse;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
}

/* Scroll Indicator */
.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-down span {
    display: block;
    width: 20px;
    height: 20px;
    border-bottom: 2px solid var(--text-muted);
    border-right: 2px solid var(--text-muted);
    transform: rotate(45deg);
}

/* =========================================
   5. SERVICES SECTION
   ========================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background-color: var(--secondary-color);
    padding: 40px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background-color: var(--accent-color);
    transition: var(--transition-smooth);
}

.service-card:hover::before {
    height: 100%;
}

/* =========================================
   6. INTERACTIVE SECTIONS (Calculator & Report)
   ========================================= */
.interactive-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.calculator-box {
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-main);
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    color: var(--text-main);
    outline: none;
    transition: var(--transition-fast);
}

.form-group input:focus {
    border-color: var(--accent-color);
}

.calc-result {
    margin-top: 20px;
    padding: 15px;
    background: rgba(56, 189, 248, 0.1);
    border-left: 4px solid var(--accent-color);
    border-radius: 4px;
}

.sample-report {
    background: var(--secondary-color);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.chart-bar {
    margin-bottom: 15px;
}

.bar-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.bar-bg {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    border-radius: 10px;
    width: 0;
    /* Animated by JS */
    transition: width 1.5s ease-out;
}

.fill-1 {
    background: var(--accent-color);
}

.fill-2 {
    background: var(--accent-secondary);
}

.fill-3 {
    background: var(--success);
}

/* =========================================
   7. TESTIMONIALS & INDUSTRIES
   ========================================= */
.industry-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.chip {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 30px;
    font-size: 0.9rem;
    cursor: default;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.chip:hover {
    background: rgba(56, 189, 248, 0.1);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: linear-gradient(145deg, var(--secondary-color), var(--primary-color));
    padding: 30px;
    border-radius: var(--border-radius);
    position: relative;
}

.quote-icon {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.05);
    position: absolute;
    top: 20px;
    right: 20px;
}

.client-info {
    display: flex;
    align-items: center;
    margin-top: 20px;
}

.client-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--accent-secondary);
    margin-right: 15px;
}

/* =========================================
   8. FOOTER
   ========================================= */
footer {
    background-color: #020617;
    /* Darker than primary */
    padding-top: 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 60px;
}

.footer-col h4 {
    color: var(--text-main);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: var(--text-muted);
}

.footer-col ul li a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.2);
    padding: 20px 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.legal-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 10px;
}

/* =========================================
   9. LEGAL & CONTACT PAGES SPECIFIC
   ========================================= */
.page-header {
    background-color: var(--secondary-color);
    padding: 150px 0 80px 0;
    text-align: center;
}

.legal-content {
    background-color: rgba(255, 255, 255, 0.02);
    padding: 40px;
    border-radius: var(--border-radius);
    margin-bottom: 50px;
}

.legal-content h2 {
    color: var(--accent-color);
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.legal-content p,
.legal-content li {
    color: var(--text-muted);
    margin-bottom: 15px;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    margin-top: 50px;
}

.contact-info-box {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.info-icon {
    width: 40px;
    height: 40px;
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

/* =========================================
   10. ANIMATIONS
   ========================================= */
@keyframes float {
    0% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(20px, 40px);
    }

    100% {
        transform: translate(0, 0);
    }
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-10px);
    }

    60% {
        transform: translateY(-5px);
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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

/* =========================================
   11. RESPONSIVE MEDIA QUERIES
   ========================================= */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 3rem;
    }

    .interactive-wrapper {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: var(--header-height);
        flex-direction: column;
        background-color: var(--secondary-color);
        width: 100%;
        height: calc(100vh - var(--header-height));
        /* Fix height */
        text-align: center;
        transition: 0.3s;
        padding-top: 40px;
        box-shadow: 0 10px 10px rgba(0, 0, 0, 0.5);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero {
        text-align: center;
        justify-content: center;
    }

    .hero-content {
        margin: 0 auto;
    }

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