:root {
    --color-bg: #0a0e27;
    --color-surface: #0f1435;
    --color-surface-light: #151b3a;
    --color-primary: #00d4ff;
    --color-primary-hover: #00b8dd;
    --color-accent: #a855f7;
    --color-accent-hover: #9333ea;
    --color-text-primary: #e8ecf1;
    --color-text-secondary: #a8b2c1;
    --color-text-muted: #6b7280;
    --color-border: #1f2937;
    --color-success: #10b981;
    --color-error: #ef4444;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #a855f7 100%);
    --gradient-dark: linear-gradient(135deg, #0a0e27 0%, #0f1435 100%);
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.6;
}

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

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

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

/* Navigation */
.navbar-section {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.navbar-section.scrolled {
    background: rgba(15, 20, 53, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary) !important;
}

.brand-icon {
    color: var(--color-primary);
    margin-right: 0.5rem;
}

.nav-link {
    color: var(--color-text-secondary) !important;
    transition: var(--transition);
}

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

.navbar-toggler {
    border-color: var(--color-primary) !important;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%2300d4ff' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero-section {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #00d4ff 0%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-cta {
    margin-bottom: 2rem;
}

.hero-cta .btn {
    margin-right: 1rem;
    margin-bottom: 1rem;
}

.hero-features {
    list-style: none;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid var(--color-primary);
    border-radius: 8px;
}

.hero-features li {
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
}

.hero-features li i {
    color: var(--color-primary);
    margin-right: 0.75rem;
}

.hero-image {
    position: relative;
    z-index: 1;
}

.hero-image img {
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.accent-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.5;
    animation: float 6s ease-in-out infinite;
}

.accent-1 {
    width: 100px;
    height: 100px;
    background: var(--color-primary);
    top: 20px;
    right: 20px;
    animation-delay: 0s;
}

.accent-2 {
    width: 60px;
    height: 60px;
    background: var(--color-accent);
    bottom: 30px;
    left: 20px;
    animation-delay: 1s;
}

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

/* Buttons */
.btn {
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.3);
}

.btn-outline-primary {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    background: transparent;
}

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

/* Sections */
.section-audience,
.section-services,
.section-cases,
.section-contacts,
.section-final-cta,
.section-contact-content {
    padding: 80px 0;
}

.bg-dark-secondary {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Cards */
.card-audience,
.service-card,
.case-card {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
}

.card-audience:hover,
.service-card:hover,
.case-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 212, 255, 0.2);
}

.card-audience h3,
.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

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

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

.card-icon,
.service-icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.pain-points,
.service-benefits {
    list-style: none;
    padding-left: 0;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

.pain-points li,
.service-benefits li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
}

.pain-points li::before,
.service-benefits li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

/* Problem Cards */
.problem-card {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.problem-number {
    position: absolute;
    top: -10px;
    right: 0;
    font-size: 4rem;
    font-weight: 700;
    color: rgba(0, 212, 255, 0.1);
    z-index: 0;
}

.problem-card h3 {
    position: relative;
    z-index: 1;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.problem-card p {
    position: relative;
    z-index: 1;
    color: var(--color-text-secondary);
}

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

.timeline-item {
    display: flex;
    margin-bottom: 2rem;
    position: relative;
}

.timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 25px;
    top: 60px;
    width: 2px;
    height: 80px;
    background: linear-gradient(180deg, var(--color-primary) 0%, transparent 100%);
}

.timeline-marker {
    min-width: 50px;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--color-bg);
    margin-right: 2rem;
    margin-top: 0;
    position: relative;
    z-index: 2;
}

.timeline-content {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    flex: 1;
}

.timeline-content h3 {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.timeline-duration {
    display: inline-block;
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-top: 1rem;
}

/* Case Study */
.case-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
}

.case-metrics {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.metric {
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
}

.case-problem,
.case-solution,
.case-result {
    margin-bottom: 1.5rem;
}

.case-problem strong,
.case-solution strong,
.case-result strong {
    color: var(--color-primary);
}

.case-solution ul,
.case-result ul {
    list-style: none;
    padding-left: 0;
    margin-top: 0.75rem;
}

.case-solution li,
.case-result li {
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    position: relative;
    color: var(--color-text-secondary);
}

.case-solution li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

.result-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.highlight {
    color: var(--color-primary);
    font-weight: 600;
}

/* Accordion */
.accordion-button {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    font-weight: 600;
}

.accordion-button:not(.collapsed) {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--color-primary);
    box-shadow: none;
}

.accordion-button:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.25rem rgba(0, 212, 255, 0.25);
}

.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2300d4ff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
}

.accordion-body {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

/* Forms */
.contact-form {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
}

.form-label {
    color: var(--color-text-primary);
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.form-control,
.form-select {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    background: var(--color-surface);
    border-color: var(--color-primary);
    color: var(--color-text-primary);
    box-shadow: 0 0 0 0.2rem rgba(0, 212, 255, 0.25);
}

.form-check-input {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.form-check-input:checked {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* Page Header */
.page-header {
    padding: 60px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

/* Service Details */
.service-detail {
    padding: 60px 0;
}

.service-audience {
    background: var(--color-surface-light);
    border-left: 3px solid var(--color-accent);
    border-radius: 8px;
    padding: 1.5rem;
    margin-top: 1.5rem;
}

.service-audience h4 {
    margin-bottom: 1rem;
    color: var(--color-accent);
}

.service-audience ul {
    list-style: none;
    padding-left: 0;
}

.service-audience li {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    position: relative;
    color: var(--color-text-secondary);
}

.service-audience li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.problem-list {
    margin-top: 1.5rem;
}

.problem-item {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.problem-item h5 {
    color: var(--color-text-primary);
    margin-bottom: 0.75rem;
}

.problem-item i {
    color: var(--color-primary);
    margin-right: 0.75rem;
}

.step-card {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.step-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.step-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.results-list {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
}

.result-item {
    margin-bottom: 2rem;
}

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

.result-item h4 {
    color: var(--color-text-primary);
    margin-bottom: 0.75rem;
}

.result-item i {
    color: var(--color-primary);
    margin-right: 0.75rem;
}

.result-item p {
    color: var(--color-text-secondary);
    margin-left: 2rem;
}

/* Contact Info */
.contact-info-block {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
}

.contact-item {
    margin-bottom: 2rem;
}

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

.contact-item h4 {
    color: var(--color-text-primary);
    margin-bottom: 0.75rem;
}

.contact-item i {
    color: var(--color-primary);
    margin-right: 0.75rem;
    min-width: 24px;
}

.contact-item p {
    color: var(--color-text-secondary);
    margin-left: 2rem;
}

.contact-item a {
    color: var(--color-primary);
}

/* Final CTA */
.section-final-cta {
    background: var(--gradient-primary);
    padding: 80px 0;
    text-align: center;
    color: var(--color-bg);
}

.final-cta-content h2 {
    font-size: 2rem;
    color: var(--color-bg);
    margin-bottom: 1rem;
}

.final-cta-content p {
    font-size: 1.1rem;
    color: rgba(10, 14, 39, 0.8);
    margin-bottom: 2rem;
}

.final-cta-content .btn-primary {
    background: var(--color-bg);
    color: var(--color-primary);
}

.final-cta-content .btn-primary:hover {
    background: rgba(10, 14, 39, 0.8);
}

/* Footer */
.footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
}

.footer h5 {
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
}

.footer p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

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

.footer-links a {
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-divider {
    border-color: var(--color-border);
    margin: 2rem 0;
}

.footer-bottom {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Thank You Page */
.section-thanks {
    padding: 100px 0;
    text-align: center;
}

.thanks-content {
    max-width: 600px;
    margin: 0 auto;
}

.thanks-icon {
    font-size: 4rem;
    color: var(--color-success);
    margin-bottom: 2rem;
}

.thanks-icon i {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.thanks-message {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.thanks-details {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    text-align: left;
    margin: 2rem 0;
}

.thanks-details h3 {
    margin-bottom: 1.5rem;
}

.thanks-details ul {
    list-style: none;
    padding: 0;
}

.thanks-details li {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

.thanks-details li i {
    color: var(--color-primary);
    margin-right: 1rem;
    min-width: 24px;
}

/* Legal Pages */
.legal-content {
    padding: 60px 0;
}

.legal-text {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 3rem;
    color: var(--color-text-secondary);
    line-height: 1.9;
    max-width: 900px;
    margin: 0 auto;
}

.legal-text h2 {
    color: var(--color-text-primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.legal-text h3 {
    color: var(--color-text-primary);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.legal-text p {
    margin-bottom: 1rem;
}

.legal-text ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.legal-text li {
    margin-bottom: 0.5rem;
}

.legal-text a {
    color: var(--color-primary);
}

/* Buffer Levels */
.buffer-levels {
    margin-top: 1.5rem;
}

.level {
    background: var(--color-surface-light);
    border-left: 3px solid var(--color-primary);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.level:nth-child(2) {
    border-left-color: var(--color-accent);
}

.level:nth-child(3) {
    border-left-color: #10b981;
}

.level:nth-child(4) {
    border-left-color: #f59e0b;
}

.level h5 {
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
}

.level p {
    color: var(--color-text-secondary);
}

/* Practice Example */
.practice-example {
    margin: 2rem 0;
}

.example-scenario {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 1.5rem;
}

.example-scenario h4 {
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.scenario-steps {
    display: grid;
    gap: 1rem;
}

.step {
    display: flex;
    align-items: flex-start;
}

.step-num {
    min-width: 40px;
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: var(--color-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-right: 1rem;
    margin-top: 0;
}

.step p {
    color: var(--color-text-secondary);
    margin: 0;
}

/* Section CTA */
.section-service-cta {
    text-align: center;
    padding: 60px 0;
}

.section-service-cta h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.section-service-cta p {
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* Approach Points */
.approach-points {
    margin-top: 1.5rem;
}

.point {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.point h5 {
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
}

.point i {
    margin-right: 0.75rem;
}

.point p {
    color: var(--color-text-secondary);
    margin-left: 1.75rem;
    margin: 0;
    margin-left: 1.75rem;
}

/* Goals List */
.goals-list {
    margin-top: 1.5rem;
}

.goal-item {
    background: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.goal-item h5 {
    color: var(--color-text-primary);
    margin-bottom: 0.75rem;
}

.goal-item p {
    color: var(--color-text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-cta .btn {
        display: block;
        width: 100%;
        margin-right: 0;
        margin-bottom: 0.75rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .section-header {
        margin-bottom: 2rem;
    }

    .timeline-item {
        margin-left: 0;
    }

    .timeline-marker {
        min-width: 40px;
        width: 40px;
        height: 40px;
        margin-right: 1rem;
    }

    .timeline-item:not(:last-child)::after {
        left: 20px;
    }

    .case-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .case-metrics {
        width: 100%;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .legal-text {
        padding: 1.5rem;
    }

    .final-cta-content h2 {
        font-size: 1.5rem;
    }

    .accordion-button {
        font-size: 0.95rem;
        padding: 1rem 1.5rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .thanks-icon {
        font-size: 3rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }

    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .section-audience,
    .section-services,
    .section-cases,
    .section-contacts {
        padding: 50px 0;
    }

    .card-audience,
    .service-card,
    .problem-card {
        padding: 1.5rem;
    }

    .step-card {
        padding: 1.5rem;
    }

    .btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.95rem;
    }

    .thanks-details {
        padding: 1rem;
    }

    .legal-text {
        padding: 1rem;
    }
}