/* CSS Custom Properties - Pingpoint Color Palette */
:root {
    /* Main colors from specification */
    --primary-light: #b5ffe1; /* RGB 181 255 225 - Lightest green */
    --primary-medium: #94e5b3; /* RGB 148 229 179 - Medium green */
    --primary-dark: #66b891;   /* RGB 102 184 145 - Darker green */
    --primary-darkest: #0b3d2f; /* RGB 11 61 47 - Darkest green */
    
    /* Dark mode palette */
    --bg-primary: #0a0f0d;
    --bg-secondary: #111b16;
    --bg-tertiary: #1a2620;
    --text-primary: #ffffff;
    --text-secondary: #b5ffe1;
    --text-muted: #94e5b3;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-light), var(--primary-medium));
    --gradient-dark: linear-gradient(135deg, var(--primary-darkest), var(--primary-dark));
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-padding: 0 20px;
    --border-radius: 12px;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --h1-size: clamp(3rem, 8vw, 6rem);
    --h2-size: clamp(2rem, 5vw, 3.5rem);
    --h3-size: clamp(1.5rem, 4vw, 2.25rem);
    --body-size: clamp(1rem, 2vw, 1.125rem);
    
    /* Animations */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 15, 13, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid rgba(181, 255, 225, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo h2 {
    color: var(--primary-light);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
}

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

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link.cta-btn {
    background: var(--gradient-primary);
    color: var(--primary-darkest);
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    transform: translateY(0);
    transition: var(--transition);
}

.nav-link.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(181, 255, 225, 0.3);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-light);
    transition: var(--transition);
}

/* Language Selector */
.language-selector {
    display: flex;
    align-items: center;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(26, 38, 32, 0.8);
    border: 2px solid rgba(181, 255, 225, 0.3);
    border-radius: 25px;
    padding: 8px 16px;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.875rem;
}

.lang-toggle:hover {
    border-color: var(--primary-light);
    background: rgba(181, 255, 225, 0.1);
    transform: translateY(-1px);
}

.lang-flag {
    font-size: 1.2rem;
    line-height: 1;
}

.lang-text {
    font-weight: 600;
    letter-spacing: 0.05em;
}

/* Language transition animations */
.lang-transitioning {
    opacity: 0.7;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: radial-gradient(ellipse at top, rgba(11, 61, 47, 0.3), transparent 70%),
                radial-gradient(ellipse at bottom right, rgba(102, 184, 145, 0.2), transparent 70%);
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: slideInLeft 1s ease-out;
}

.hero-title {
    font-size: var(--h1-size);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-title-line {
    display: block;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--body-size);
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 16px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(181, 255, 225, 0.4);
}

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

.btn-secondary:hover {
    background: var(--primary-light);
    color: var(--primary-darkest);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(181, 255, 225, 0.3);
}

.btn-full {
    width: 100%;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 500px;
    animation: slideInRight 1s ease-out;
}

.floating-cards {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-card {
    position: absolute;
    background: rgba(26, 38, 32, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(181, 255, 225, 0.2);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    animation: float 6s ease-in-out infinite;
    transition: var(--transition);
}

.floating-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-light);
    box-shadow: 0 20px 40px rgba(181, 255, 225, 0.2);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

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

.card-2 {
    top: 20%;
    right: 15%;
    animation-delay: -2s;
}

.card-3 {
    bottom: 30%;
    left: 20%;
    animation-delay: -4s;
}

.card-4 {
    bottom: 15%;
    right: 10%;
    animation-delay: -1s;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--primary-light);
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: -3px;
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--primary-light);
    border-bottom: 2px solid var(--primary-light);
    transform: rotate(45deg);
}

/* Services Section */
.services {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

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

.section-title {
    font-size: var(--h2-size);
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: rgba(26, 38, 32, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(181, 255, 225, 0.1);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-light);
    box-shadow: 0 25px 50px rgba(11, 61, 47, 0.3);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    margin-bottom: 1.5rem;
}

.icon-bg {
    width: 80px;
    height: 80px;
    background: var(--gradient-dark);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: var(--h3-size);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
    padding: 0;
}

.service-features li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

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

/* About Section */
.about {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

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

.about-text h2 {
    font-size: var(--h2-size);
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.125rem;
    line-height: 1.7;
}

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

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-light);
    display: block;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.5rem;
}

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

.tech-item {
    background: rgba(26, 38, 32, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(181, 255, 225, 0.2);
    border-radius: var(--border-radius);
    padding: 1.5rem 1rem;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    transition: var(--transition);
}

.tech-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-light);
    background: rgba(181, 255, 225, 0.1);
}

/* Appointment Section */
.appointment {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

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

.appointment-info h2 {
    font-size: var(--h2-size);
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.appointment-info p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.125rem;
    line-height: 1.7;
}

.meeting-benefits {
    margin-top: 2rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.benefit-icon {
    color: var(--primary-light);
    font-weight: bold;
    font-size: 1.25rem;
}

.appointment-form-container {
    background: rgba(26, 38, 32, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(181, 255, 225, 0.2);
    border-radius: var(--border-radius);
    padding: 2.5rem;
}

.appointment-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(10, 15, 13, 0.8);
    border: 2px solid rgba(181, 255, 225, 0.2);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
    font-family: var(--font-family);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(181, 255, 225, 0.1);
}

.form-group select {
    cursor: pointer;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Contact Section */
.contact {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

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

.contact-content h2 {
    font-size: var(--h2-size);
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-content p {
    color: var(--text-muted);
    margin-bottom: 3rem;
    font-size: 1.125rem;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.contact-method {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    background: rgba(26, 38, 32, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(181, 255, 225, 0.1);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.contact-method:hover {
    transform: translateY(-5px);
    border-color: var(--primary-light);
    box-shadow: 0 20px 40px rgba(11, 61, 47, 0.2);
}

.method-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.method-details h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.method-details p {
    color: var(--primary-light);
    font-weight: 600;
}

/* Footer */
.footer {
    background: var(--bg-tertiary);
    padding: 3rem 0 1rem;
    border-top: 1px solid rgba(181, 255, 225, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    color: var(--primary-light);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(181, 255, 225, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Animations */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: rgba(10, 15, 13, 0.98);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        padding: 2rem 0;
        backdrop-filter: blur(20px);
    }

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

    .hamburger {
        display: flex;
    }
    
    .language-selector {
        margin-top: 1rem;
    }
    
    .lang-toggle {
        padding: 10px 18px;
        font-size: 0.9rem;
    }

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

    .hamburger.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-visual {
        height: 300px;
    }

    .floating-card {
        padding: 1rem;
        font-size: 0.875rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

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

    .tech-stack {
        grid-template-columns: repeat(2, 1fr);
    }

    .appointment-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

    .hero-buttons {
        justify-content: center;
    }

    .btn {
        padding: 14px 28px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .nav-container {
        padding: 0 15px;
    }
    
    .lang-toggle {
        padding: 8px 14px;
        font-size: 0.8rem;
    }

    .service-card,
    .appointment-form-container {
        padding: 1.5rem;
    }

    .floating-card {
        padding: 0.75rem;
        font-size: 0.75rem;
    }

    .card-icon {
        font-size: 1.5rem;
    }
}

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading .btn {
    position: relative;
}

.loading .btn::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Success states */
.form-success {
    background: rgba(148, 229, 179, 0.1);
    border-color: var(--primary-medium);
    padding: 2rem;
    text-align: center;
    border-radius: var(--border-radius);
}

.success-icon {
    font-size: 3rem;
    color: var(--primary-light);
    margin-bottom: 1rem;
}

.bold {
      font-weight: bold;
}