/* ========================================
   CSS Variables & Reset
   ======================================== */
:root {
    --primary-purple: #7C3AED;
    --primary-dark: #6D28D9;
    --secondary-lavender: #C4B5FD;
    --accent-coral: #FB923C;
    --white: #FFFFFF;
    --off-white: #F9FAFB;
    --light-gray: #F3F4F6;
    --gray: #6B7280;
    --dark-gray: #374151;
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --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: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .logo {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 12px;
    }
    
    .hero-title {
        font-size: 24px;
    }
    
    .hero-stats {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .nav-container {
        gap: 8px;
    }
}

@media (max-width: 375px) {
    .logo {
        font-size: 11px;
    }
    
    .mobile-menu-toggle span {
        width: 24px;
    }
}

img {
    max-width: 100%;
    height: auto;
}

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

ul {
    list-style: none;
}

/* ========================================
   Buttons
   ======================================== */
.btn-primary,
.btn-secondary {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-purple), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
}

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

.btn-large {
    padding: 16px 40px;
    font-size: 18px;
}

/* ========================================
   Header/Navbar
   ======================================== */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

#header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.98);
}

.navbar {
    padding: 14px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    position: relative;
}

.logo {
    font-size: 19px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.3;
    z-index: 1001;
    flex: 0 1 auto;
    min-width: 0;
}

.logo-text {
    display: block;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
    flex: 1;
    justify-content: center;
    margin: 0 auto;
}

.nav-links a {
    font-weight: 500;
    font-size: 15px;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 4px;
    white-space: nowrap;
}

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

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

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

.phone-link {
    color: var(--primary-purple) !important;
    font-weight: 600 !important;
}

.nav-container .btn-primary {
    white-space: nowrap;
    flex-shrink: 0;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    position: relative;
}

.mobile-menu-toggle span {
    width: 28px;
    height: 3px;
    background: var(--primary-purple);
    border-radius: 3px;
    transition: var(--transition);
    display: block;
}

@media (max-width: 1100px) {
    .nav-links {
        gap: 16px;
    }
    
    .nav-links a {
        font-size: 14px;
    }
}

@media (max-width: 968px) {
    .logo {
        font-size: 14px;
        line-height: 1.2;
    }
    
    .logo-text {
        white-space: normal;
        word-break: keep-all;
    }
    
    .navbar {
        padding: 10px 0;
    }
    
    .nav-container {
        gap: 12px;
    }
    
    .nav-links {
        display: none;
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        box-shadow: var(--shadow-lg);
        gap: 0;
        margin: 0;
        max-height: calc(100vh - 60px);
        overflow-y: auto;
    }
    
    .nav-links li {
        width: 100%;
        border-bottom: 1px solid var(--light-gray);
    }
    
    .nav-links a {
        display: block;
        padding: 16px 8px;
        width: 100%;
    }

    .nav-links.active {
        display: flex !important;
    }

    .mobile-menu-toggle {
        display: flex !important;
        flex-shrink: 0;
    }

    .nav-container .btn-primary {
        display: none;
    }
    
    .hero {
        margin-top: 60px;
        padding: 60px 0 40px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-description {
        font-size: 16px;
    }

    .hero-stats {
        gap: 24px;
        flex-wrap: wrap;
    }

    .stat-number {
        font-size: 32px;
    }
    
    .stat-label {
        font-size: 13px;
    }
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    margin-top: 80px;
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #F9FAFB 0%, #EDE9FE 100%);
    position: relative;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--primary-purple);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary-lavender);
    bottom: 10%;
    right: 10%;
    animation-delay: 5s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background: var(--accent-coral);
    top: 50%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-30px, 30px) scale(0.9);
    }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 600px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-purple), var(--accent-coral));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 48px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-purple);
    line-height: 1;
}

.stat-number::after {
    content: '+';
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 8px;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-wrapper {
    width: 100%;
    max-width: 500px;
}

.hero-svg {
    width: 100%;
    height: auto;
}

.pulse-circle {
    animation: pulse 3s infinite ease-in-out;
}

.float-shape {
    animation: float-shape 6s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.1;
        transform: scale(1);
    }
    50% {
        opacity: 0.2;
        transform: scale(1.05);
    }
}

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

@media (max-width: 968px) {
    .hero {
        padding: 80px 0 60px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 40px;
    }

    .hero-description {
        font-size: 18px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-number {
        font-size: 36px;
    }
}

/* ========================================
   Section Utilities
   ======================================== */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.service-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    border: 2px solid var(--light-gray);
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--primary-purple);
    box-shadow: 0 12px 30px rgba(124, 58, 237, 0.15);
    transform: translateY(-8px);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-purple), var(--primary-dark));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--white);
}

.service-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-features {
    margin-bottom: 24px;
}

.service-features li {
    padding: 8px 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 24px;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: 700;
}

.service-link {
    color: var(--primary-purple);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.service-link:hover {
    gap: 12px;
}

/* ========================================
   CTA Banners
   ======================================== */
.cta-banner {
    background: linear-gradient(135deg, var(--primary-purple), var(--primary-dark));
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.cta-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-text {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

.cta-banner .btn-secondary {
    border-color: var(--white);
    color: linear-gradient(135deg, var(--primary-purple), var(--primary-dark));
}

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

/* ========================================
   About Section
   ======================================== */
.about {
    background: var(--off-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-features {
    margin-top: 32px;
}

.about-features li {
    padding: 16px 0;
    font-size: 16px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--light-gray);
}

.about-features li:last-child {
    border-bottom: none;
}

.about-features strong {
    color: var(--primary-purple);
    font-weight: 600;
}

.about-image-wrapper {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.about-svg {
    width: 100%;
    height: auto;
}

.float-rect {
    animation: float-shape 5s infinite ease-in-out;
}

.float-rect-2 {
    animation: float-shape 6s infinite ease-in-out reverse;
}

.pulse-dot {
    animation: pulse 2s infinite ease-in-out;
}

.pulse-dot-2 {
    animation: pulse 3s infinite ease-in-out;
}

@media (max-width: 968px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* ========================================
   Guide Section
   ======================================== */
.guide {
    background: var(--white);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.guide-card {
    background: var(--off-white);
    border-radius: 20px;
    padding: 40px;
    transition: var(--transition);
    position: relative;
}

.guide-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.guide-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--secondary-lavender);
    line-height: 1;
    margin-bottom: 20px;
}

.guide-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.guide-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.guide-link {
    color: var(--primary-purple);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.guide-link:hover {
    gap: 12px;
}

/* ========================================
   Engagement Models Section
   ======================================== */
.engagement-models {
    background: var(--off-white);
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.model-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    border: 2px solid var(--light-gray);
    transition: var(--transition);
    position: relative;
}

.model-card:hover {
    border-color: var(--primary-purple);
    box-shadow: 0 12px 30px rgba(124, 58, 237, 0.15);
    transform: translateY(-8px);
}

.model-card-highlight {
    border-color: var(--primary-purple);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.05), rgba(236, 72, 153, 0.05));
}

.popular-badge {
    position: absolute;
    top: -12px;
    right: 40px;
    background: linear-gradient(135deg, var(--accent-coral), #F87171);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.model-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-purple), var(--primary-dark));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--white);
}

.model-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.model-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.model-features {
    margin-top: 20px;
}

.model-features li {
    padding: 8px 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 24px;
}

.model-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: 700;
}

.sub-models {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 24px;
}

.sub-model h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-purple);
    margin-bottom: 12px;
}

@media (max-width: 768px) {
    .sub-models {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   FAQ Section
   ======================================== */
.faq {
    background: var(--white);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 16px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--secondary-lavender);
}

.faq-question {
    width: 100%;
    padding: 24px;
    background: none;
    border: none;
    text-align: left;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary-purple);
}

.faq-icon {
    flex-shrink: 0;
    stroke: var(--primary-purple);
    transition: transform 0.3s ease;
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 24px 24px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   Consultation Section
   ======================================== */
.consultation {
    background: linear-gradient(135deg, #F9FAFB 0%, #EDE9FE 100%);
}

.consultation-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.consultation-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.consultation-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.consultation-guarantee {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--white);
    padding: 12px 24px;
    border-radius: 50px;
    margin-bottom: 40px;
    box-shadow: var(--shadow-md);
}

.consultation-guarantee svg {
    stroke: var(--primary-purple);
}

.consultation-guarantee span {
    font-weight: 600;
    color: var(--text-primary);
}

.consultation-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    margin-bottom: 48px;
    text-align: left;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.info-item svg {
    flex-shrink: 0;
    stroke: var(--primary-purple);
    margin-top: 4px;
}

.info-item div {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-item strong {
    font-weight: 700;
    color: var(--text-primary);
}

.info-item span,
.info-item a {
    color: var(--text-secondary);
}

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

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--text-primary);
    color: var(--white);
    padding: 60px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 800;
    display: inline-block;
    margin-bottom: 16px;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 24px;
    max-width: 400px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-contact-item:hover {
    color: var(--secondary-lavender);
}

.footer-contact-item svg {
    flex-shrink: 0;
    stroke: var(--secondary-lavender);
}

.footer-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-menu {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.footer-menu a:hover {
    color: var(--white);
    padding-left: 8px;
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* ========================================
   Animations & Accessibility
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* AOS Animation Overrides */
[data-aos] {
    pointer-events: auto;
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}