/* Custom Properties */
:root {
    --primary: #009688; /* Premium Teal */
    --primary-light: #4db6ac;
    --primary-dark: #00796b;
    --secondary: #0d47a1; /* Deep Navy */
    --accent: #26a69a;
    --text-main: #2c3e50;
    --text-light: #607d8b;
    --bg-main: #ffffff;
    --bg-light: #f5f8f9;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.3);
    --shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 15px rgba(0,0,0,0.05);
    --shadow-lg: 0 20px 25px rgba(0,0,0,0.08);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Outfit', sans-serif;
}

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

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--secondary);
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-sm {
    max-width: 800px;
}

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

.text-center { text-align: center; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }
.mt-3 { margin-top: 1rem; }
.mx-auto { margin-right: auto; margin-left: auto; }
.max-w-lg { max-width: 600px; }
.bg-light { background-color: var(--bg-light); }
.relative { position: relative; }
.z-10 { z-index: 10; }
.w-100 { width: 100%; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    border: 2px solid transparent;
}

.btn-sm {
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    box-shadow: 0 4px 15px rgba(0, 150, 136, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 150, 136, 0.4);
}

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

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

.btn-outline-light {
    border-color: white;
    color: white;
    background: transparent;
}

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

/* Glassmorphism Classes */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

.glass-panel-heavy {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 24px;
}

.shadow-2xl {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 1.5rem 0;
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    transition: var(--transition);
}

.logo span {
    color: var(--primary-light);
}

.logo-light {
    color: white;
}
.logo-light span {
    color: var(--primary-light);
}

.navbar.scrolled .logo {
    color: var(--secondary);
}

.navbar.scrolled .logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a:not(.btn) {
    color: white;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
}

.navbar.scrolled .nav-links a:not(.btn) {
    color: var(--text-main);
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

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

.navbar.scrolled .mobile-toggle span {
    background: var(--secondary);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -1;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(8, 25, 45, 0.8), rgba(0, 100, 100, 0.5));
}

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

.hero h1 {
    color: white;
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

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

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

/* About Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: 20px;
    border: 5px solid white;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    display: block;
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    padding: 1.5rem;
    text-align: center;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-md);
}

.experience-badge .number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.experience-badge .text {
    font-weight: 500;
    color: var(--secondary);
    text-align: left;
    line-height: 1.2;
}

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

.section-subtitle {
    font-size: 1.1rem;
}

.features-list {
    margin-top: 2rem;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.icon-box {
    width: 30px;
    height: 30px;
    background: var(--primary-light);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

/* Services */
.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    border: 1px solid #eee;
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.popular {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.popular:hover {
    transform: scale(1.05) translateY(-10px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.price {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin: 1.5rem 0;
    color: var(--secondary);
}

.price .amount {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
}

.price .currency {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.price .period {
    align-self: flex-end;
    margin-bottom: 0.5rem;
    margin-left: 0.2rem;
    color: var(--text-light);
}

.plan-features {
    margin: 2rem 0;
    text-align: left;
    flex-grow: 1;
}

.plan-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
    position: relative;
    padding-left: 1.5rem;
}

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

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

/* Internship Section */
.internship-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.internship-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 2rem 0;
}

.highlight h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.internship-image {
    position: relative;
}

.internship-image img {
    width: 100%;
    border-radius: 20px;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow-md);
}

.img-decorative-box {
    position: absolute;
    top: 20px;
    right: -20px;
    width: 100%;
    height: 100%;
    background: var(--primary-light);
    border-radius: 20px;
    z-index: 1;
    opacity: 0.3;
}

/* Appointments Section */
.appointment-card {
    padding: 3rem;
}

.bg-shape-1 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    z-index: 1;
}

.modern-form .form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.modern-form .form-row {
    display: flex;
    gap: 1.5rem;
}

.modern-form .half-width {
    width: 50%;
}

.modern-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--secondary);
}

.modern-form input,
.modern-form select {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid #e1e5ea;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background: #fdfdfd;
}

.modern-form input:focus,
.modern-form select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 150, 136, 0.1);
}

.submit-btn {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 50px;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.hidden {
    display: none !important;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    background: #e6f4ea;
    color: #1e8e3e;
    font-weight: 500;
    text-align: center;
    border: 1px solid #ceead6;
    animation: fadeIn 0.3s ease;
}

/* Footer */
.footer {
    background: var(--secondary);
    color: rgba(255,255,255,0.7);
    padding: 4rem 0 2rem;
}

.footer h3 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    display: inline-block;
    margin-bottom: 1rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.footer-contact p {
    margin-bottom: 0.5rem;
    display: flex;
    gap: 0.5rem;
}

.footer-hours ul li {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-hours ul li:last-child {
    border-bottom: none;
}

.closed-day {
    color: #ff5252;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    font-size: 0.9rem;
}

/* Animations & Responsiveness */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal, .reveal-left, .reveal-right {
    opacity: 0;
    transition: all 0.8s ease-out;
}

.reveal { transform: translateY(30px); }
.reveal-left { transform: translateX(-50px); }
.reveal-right { transform: translateX(50px); }

.reveal.active, .reveal-left.active, .reveal-right.active {
    opacity: 1;
    transform: translate(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* Media Queries */
@media (max-width: 992px) {
    .about-container, .internship-container {
        grid-template-columns: 1fr;
    }
    .about-image { margin-bottom: 3rem; }
    .internship-image { grid-row: 1; margin-bottom: 2rem; }
    .hero h1 { font-size: 3rem; }
}

@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem 0;
        box-shadow: var(--shadow-md);
        clip-path: circle(0% at top right);
        transition: clip-path 0.4s ease-out;
    }
    
    .nav-links.active {
        clip-path: circle(150% at top right);
    }

    .nav-links a:not(.btn) {
        color: var(--secondary);
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .popular {
        transform: none;
    }
    
    .popular:hover {
        transform: translateY(-10px);
    }
    
    .modern-form .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .modern-form .half-width {
        width: 100%;
    }
    
    .hero-actions {
        flex-direction: column;
    }
}