:root {
    /* Light mode colors - Professional */
    --bg-primary: #f8f9fa;
    --bg-secondary: rgba(255, 255, 255, 0.7);
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-form: rgba(255, 255, 255, 0.9);
    --text-primary: #2c3e50;
    --text-secondary: #5a6c7d;
    --text-dark: #2c3e50;
    --border-color: rgba(44, 62, 80, 0.15);
    --shadow: rgba(0, 0, 0, 0.08);
    --shadow-hover: rgba(0, 0, 0, 0.15);
    --accent-color: #2c3e50;
}

[data-theme="dark"] {
    /* Dark mode colors - Professional */
    --bg-primary: #1a1a1a;
    --bg-secondary: rgba(30, 30, 30, 0.7);
    --bg-card: rgba(40, 40, 40, 0.8);
    --bg-form: rgba(45, 45, 45, 0.9);
    --text-primary: #e8e8e8;
    --text-secondary: #b0b0b0;
    --text-dark: #e8e8e8;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow: rgba(0, 0, 0, 0.3);
    --shadow-hover: rgba(0, 0, 0, 0.5);
    --accent-color: #ffffff;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-primary);
    min-height: 100vh;
    position: relative;
    transition: background 0.5s ease, color 0.5s ease;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: var(--bg-secondary);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    color: var(--text-primary);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px var(--shadow);
    border-bottom: 1px solid var(--border-color);
}

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

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-img {
    height: 50px;
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--text-primary);
    margin: 0;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav a {
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    position: relative;
}

nav a:hover {
    color: var(--accent-color);
    background: rgba(44, 62, 80, 0.1);
    backdrop-filter: blur(10px);
}

/* Theme Toggle */
.theme-toggle {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    font-size: 1.5rem;
}

.theme-toggle:hover {
    background: var(--bg-form);
    transform: scale(1.05);
    box-shadow: 0 4px 12px var(--shadow);
}

/* Hero Section */
.hero {
    background: var(--bg-card);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    color: var(--text-primary);
    padding: 6rem 0;
    text-align: center;
    position: relative;
    margin: 2rem 0;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px var(--shadow);
}

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

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 35px;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s;
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 1rem;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px var(--shadow);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: #2c3e50;
    color: white;
    border-color: #2c3e50;
}

[data-theme="dark"] .btn-primary {
    background: #3498db;
    border-color: #3498db;
}

.btn-primary:hover {
    background: #34495e;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--shadow-hover);
}

[data-theme="dark"] .btn-primary:hover {
    background: #2980b9;
}

.btn-secondary {
    background: #27ae60;
    color: white;
    border-color: #27ae60;
}

.btn-secondary:hover {
    background: #229954;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(39, 174, 96, 0.3);
}

/* Services Section */
.services {
    padding: 4rem 0;
    background: transparent;
}

.services h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
    font-weight: 600;
}

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

.service-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px var(--shadow);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow-hover);
    border-color: var(--border-color);
    background: var(--bg-form);
}

.service-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

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

/* Contact Section */
.contact {
    padding: 4rem 0;
    background: transparent;
}

.contact h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
    font-weight: 600;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    background: var(--bg-card);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px var(--shadow);
}

.contact-info h3,
.contact-form h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.info-item {
    margin-bottom: 1.5rem;
}

.info-item strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.info-item p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.booking-link {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.booking-link .note {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
    opacity: 0.8;
}

/* Contact Form */
.contact-form {
    background: var(--bg-form);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 8px 32px var(--shadow);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: var(--bg-form);
    box-shadow: 0 0 0 3px rgba(44, 62, 80, 0.1);
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 12px;
    display: none;
    backdrop-filter: blur(10px);
    border: 1px solid;
}

.form-message.success {
    background: rgba(212, 237, 218, 0.3);
    color: #155724;
    border-color: rgba(195, 230, 203, 0.5);
    display: block;
}

.form-message.error {
    background: rgba(248, 215, 218, 0.3);
    color: #721c24;
    border-color: rgba(245, 198, 203, 0.5);
    display: block;
}

/* Footer */
footer {
    background: var(--bg-secondary);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    color: var(--text-primary);
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    margin-top: 3rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    header .container {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .logo-container {
        gap: 0.75rem;
    }

    .logo-img {
        height: 40px;
    }

    .logo-text {
        font-size: 1.5rem;
    }

    nav {
        order: 3;
        width: 100%;
    }

    nav ul {
        gap: 0.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    nav a {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }

    .theme-toggle {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .hero {
        padding: 4rem 0;
        margin: 1rem 0;
        border-radius: 15px;
    }

    .hero h2 {
        font-size: 2rem;
    }

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

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .service-card {
        padding: 2rem;
    }

    .contact-info,
    .contact-form {
        padding: 2rem;
    }
}

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

    .logo-text {
        font-size: 1.3rem;
    }

    .logo-img {
        height: 35px;
    }

    .hero h2 {
        font-size: 1.75rem;
    }

    .hero p {
        font-size: 0.95rem;
    }

    .btn {
        padding: 12px 25px;
        font-size: 0.95rem;
    }

    .services h2,
    .contact h2 {
        font-size: 1.75rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    .contact-info,
    .contact-form {
        padding: 1.5rem;
    }
}