/* ============================================
   Conversion System - Main Stylesheet
   Brand Colors:
   - Deep Blue Background: #172B42
   - Orange Accents: #E05E0F
   - Teal Highlights: #4D9A88
   - White Text: #FFFFFF
   ============================================ */

/* ============================================
   CSS Variables & Reset
   ============================================ */
:root {
    --primary-bg: #172B42;
    --primary-orange: #E05E0F;
    --primary-teal: #4D9A88;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #E0E5EA;
    --dark-gray: #2C3E50;
    --text-dark: #1A1A1A;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    font-size: 1.125rem;
    line-height: 1.7;
}

a {
    color: var(--primary-orange);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-teal);
}

/* ============================================
   Container & Layout
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 5rem 0;
    position: relative;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    background-color: var(--primary-bg);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-lg);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    transition: var(--transition);
}

.logo i {
    color: var(--primary-orange);
    font-size: 1.75rem;
}

.logo:hover {
    transform: scale(1.05);
    color: var(--white);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--white);
    font-weight: 500;
    font-size: 1rem;
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition);
}

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

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.4rem;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: var(--transition);
}

.nav-cta {
    margin-left: 1rem;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: #C74F0A;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-bg);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    background: linear-gradient(135deg, var(--primary-bg) 0%, #0F1F30 100%);
    padding: 10rem 0 6rem;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(77, 154, 136, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(224, 94, 15, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    color: var(--white);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-teal) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.hero-description {
    font-size: 1.25rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 2rem 0;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-orange);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.hero-image {
    position: relative;
    height: 500px;
}

.floating-card {
    position: absolute;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
    color: var(--primary-bg);
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    font-size: 2rem;
    color: var(--primary-orange);
}

.floating-card.card-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 45%;
    right: 10%;
    animation-delay: 1s;
}

.floating-card.card-3 {
    bottom: 15%;
    left: 5%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-tag {
    display: inline-block;
    background-color: rgba(224, 94, 15, 0.1);
    color: var(--primary-orange);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-bg);
}

.section-description {
    font-size: 1.125rem;
    color: #666;
    line-height: 1.8;
}

/* ============================================
   Services Section
   ============================================ */
.services {
    background-color: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-orange);
}

.service-card.featured {
    background: linear-gradient(135deg, var(--primary-bg) 0%, #0F1F30 100%);
    color: var(--white);
    border-color: var(--primary-orange);
}

.service-card.featured .service-title,
.service-card.featured .service-description,
.service-card.featured .service-features li {
    color: var(--white);
}

.service-card.featured .service-icon {
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-teal) 100%);
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--primary-orange);
    color: var(--white);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(224, 94, 15, 0.1) 0%, rgba(77, 154, 136, 0.1) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: var(--primary-orange);
}

.service-card.featured .service-icon i {
    color: var(--white);
}

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

.service-description {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    color: #555;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.service-features li i {
    color: var(--primary-teal);
    font-size: 1rem;
}

/* ============================================
   Process Section
   ============================================ */
.process {
    background-color: var(--white);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    margin-top: 3rem;
}

.process-step {
    display: flex;
    gap: 2rem;
    position: relative;
}

.step-number {
    font-size: 3rem;
    font-weight: 800;
    color: rgba(224, 94, 15, 0.2);
    line-height: 1;
}

.step-content {
    flex: 1;
}

.step-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-teal) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.step-icon i {
    font-size: 1.75rem;
    color: var(--white);
}

.step-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-bg);
}

.step-description {
    color: #666;
    line-height: 1.7;
}

/* ============================================
   Results Section
   ============================================ */
.results {
    background: linear-gradient(135deg, var(--primary-bg) 0%, #0F1F30 100%);
    color: var(--white);
}

.results .section-tag {
    background-color: rgba(224, 94, 15, 0.2);
}

.results .section-title {
    color: var(--white);
}

.results .section-description {
    color: rgba(255, 255, 255, 0.8);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.result-card {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.result-card:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-10px);
    border-color: var(--primary-orange);
}

.result-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-teal) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.result-icon i {
    font-size: 1.75rem;
    color: var(--white);
}

.result-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.result-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.metric {
    text-align: center;
    padding: 1rem;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
}

.metric-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-orange);
    margin-bottom: 0.25rem;
}

.metric-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.result-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
}

/* ============================================
   Testimonials
   ============================================ */
.testimonials {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.testimonial-stars {
    color: var(--primary-orange);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.testimonial-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-teal) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-avatar i {
    font-size: 1.5rem;
    color: var(--white);
}

.author-name {
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.25rem;
}

.author-title {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   About Section
   ============================================ */
.about {
    background-color: var(--light-gray);
}

.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-description {
    color: #666;
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-values {
    margin-top: 2rem;
}

.value-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.value-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-teal) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.value-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.value-content h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--primary-bg);
}

.value-content p {
    color: #666;
    margin: 0;
}

.about-stats-box {
    background: linear-gradient(135deg, var(--primary-bg) 0%, #0F1F30 100%);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    position: sticky;
    top: 120px;
}

.about-stats-box h3 {
    color: var(--white);
    font-size: 1.75rem;
    margin-bottom: 2rem;
    text-align: center;
}

.stat-box-item {
    text-align: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-box-item:last-child {
    border-bottom: none;
}

.stat-box-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-orange);
    margin-bottom: 0.5rem;
}

.stat-box-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    background-color: var(--white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

.contact-description {
    color: #666;
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-benefits {
    margin: 2rem 0;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    color: #555;
    font-size: 1.1rem;
}

.benefit-item i {
    color: var(--primary-teal);
    font-size: 1.25rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
}

.contact-detail-item i {
    color: var(--primary-orange);
    font-size: 1.25rem;
}

.contact-detail-item a {
    color: var(--primary-bg);
    font-weight: 500;
}

.contact-form-wrapper {
    background-color: var(--light-gray);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: grid;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-bg);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--medium-gray);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: var(--transition);
    background-color: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-orange);
    box-shadow: 0 0 0 3px rgba(224, 94, 15, 0.1);
}

.form-message {
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    display: none;
    text-align: center;
    font-weight: 600;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: linear-gradient(135deg, var(--primary-bg) 0%, #0F1F30 100%);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-logo i {
    color: var(--primary-orange);
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-orange);
    transform: translateY(-3px);
}

.footer-section h4 {
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-orange);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom i {
    color: var(--primary-orange);
}

/* ============================================
   Scroll to Top Button
   ============================================ */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-teal) 100%);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}