:root {
    /* Light Theme Variables */
    --bg-color-light: #F5F7FA;
    --text-color-light: #333333;
    --card-bg-light: #FFFFFF;
    --muted-text-light: #666666;
    --border-light: #e1e5eb;

    /* Dark Theme Variables (Default) */
    --bg-color-dark: #1A1A1A;
    --text-color-dark: #FFFFFF;
    --card-bg-dark: #2D2D2D;
    --muted-text-dark: #CCCCCC;
    --border-dark: #404040;

    /* Accent Colors */
    --accent-primary: #007BFF;
    --accent-cta: #00CED1;

    /* Current Theme Defaults (Dark) */
    --bg-color: var(--bg-color-dark);
    --text-color: var(--text-color-dark);
    --card-bg: var(--card-bg-dark);
    --muted-text: var(--muted-text-dark);
    --border: var(--border-dark);
}

[data-theme="light"] {
    --bg-color: var(--bg-color-light);
    --text-color: var(--text-color-light);
    --card-bg: var(--card-bg-light);
    --muted-text: var(--muted-text-light);
    --border: var(--border-light);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    width: 85%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 0;
}

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

/* Header & Navigation */
header {
    padding: 20px 0;
    background-color: var(--bg-color);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.nav-container {
    margin-left: 40px;
}

.header-logo {
    height: 160px;
    width: auto;
}

nav {
    display: flex;
    gap: 25px;
}

.nav-btn {
    color: var(--text-color);
    padding: 10px 0;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    position: relative;
    background: none;
    border: none;
    box-shadow: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 
        1px 1px 0px rgba(0, 0, 0, 0.2),
        2px 2px 0px rgba(0, 0, 0, 0.15),
        3px 3px 0px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.nav-btn:hover {
    color: var(--accent-cta);
    transform: translateY(-2px);
    text-shadow: 
        1px 1px 0px rgba(0, 0, 0, 0.2),
        2px 2px 0px rgba(0, 0, 0, 0.15),
        3px 3px 0px rgba(0, 0, 0, 0.1),
        4px 4px 5px rgba(0, 0, 0, 0.1);
}

.nav-btn:active {
    transform: translateY(0);
    text-shadow: 
        1px 1px 0px rgba(0, 0, 0, 0.2),
        2px 2px 0px rgba(0, 0, 0, 0.15);
}

/* Toggle Switch */
.theme-toggle {
    display: flex;
    align-items: center;
    margin-left: 30px;
}
.toggle-label {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}
.toggle-label input {
    opacity: 0;
    width: 0;
    height: 0;
}
.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--muted-text);
    transition: .4s;
    border-radius: 34px;
}
.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}
input:checked + .slider {
    background-color: var(--accent-cta);
}
input:checked + .slider:before {
    transform: translateX(26px);
}
#theme-text {
    margin-left: 10px;
    font-size: 0.9rem;
    color: var(--muted-text);
    font-weight: 500;
}

/* Buttons */
.btn-primary, .btn-secondary {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}
.btn-primary {
    background-color: var(--accent-cta);
    color: var(--bg-color-dark);
}
.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}
.btn-secondary {
    background-color: transparent;
    color: var(--accent-cta);
    border: 2px solid var(--accent-cta);
    margin-left: 15px;
}
.btn-secondary:hover {
    background-color: rgba(0, 206, 209, 0.1);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    background-color: var(--bg-color);
}
.hero-text {
    width: 55%;
}
.hero-tagline {
    color: var(--accent-cta);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}
.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}
.hero-description {
    font-size: 1.15rem;
    color: var(--muted-text);
    margin-bottom: 25px;
    line-height: 1.7;
}
.hero-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
}
.highlight-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    color: var(--text-color);
}
.highlight-icon {
    color: var(--accent-cta);
    font-weight: bold;
}
.hero-trust {
    font-size: 0.9rem;
    color: var(--muted-text);
    margin-bottom: 30px;
    padding: 15px;
    background: rgba(0, 206, 209, 0.08);
    border-left: 3px solid var(--accent-cta);
    border-radius: 0 8px 8px 0;
}
.hero-trust strong {
    color: var(--text-color);
}
.hero-text p {
    font-size: 1.2rem;
    color: var(--muted-text);
    margin-bottom: 40px;
}
.hero-graphic {
    width: 40%;
    text-align: center;
}

/* Hero Fan Bars Visual */
.hero-visual-fan {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.fan-bars {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(0, 206, 209, 0.2));
}

/* Hero Visual Grid - Legacy fallback */
.hero-visual {
    width: 100%;
}

.hero-icon-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    max-width: 300px;
    margin: 0 auto;
}

.hero-icon-item {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 18px 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border);
    overflow: hidden;
}

.hero-icon-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 206, 209, 0.15);
}

.hero-icon-item svg {
    width: 45px;
    height: 45px;
    flex-shrink: 0;
}

.hero-icon-item span {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--muted-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Image placeholder styling (kept for fallback) */
.image-placeholder {
    width: 100%;
    height: 300px;
    background-color: var(--card-bg);
    border: 2px dashed var(--border);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted-text);
    font-style: italic;
}

/* Suite Section */
.suite {
    background-color: var(--card-bg);
    text-align: center;
    scroll-margin-top: 200px;
}
.section-subtitle {
    color: var(--muted-text);
    font-size: 1.1rem;
    margin-bottom: 60px;
}
.card-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.card {
    background-color: var(--bg-color);
    border-radius: 15px;
    padding: 30px 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-height: 420px;
}
.card:hover {
    transform: translateY(-10px);
}
.card .icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.card .icon svg {
    width: 100%;
    height: 100%;
}
.card h3 {
    margin-bottom: 12px;
    font-size: 1.1rem;
}
.card-logo {
    height: 28px;
    width: auto;
    margin-bottom: 8px;
    object-fit: contain;
    border-radius: 4px;
}
.card p {
    color: var(--muted-text);
    font-size: 0.95rem;
    flex-grow: 1;
    margin-bottom: 15px;
}
.card-link {
    color: var(--accent-cta);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: opacity 0.2s ease;
}
.card-link:hover {
    opacity: 0.8;
}

/* About Section */
#about {
    background-color: var(--bg-color);
    scroll-margin-top: 200px;
}
#about .flex {
    align-items: flex-start;
}
.about-image {
    width: 45%;
}
.about-text {
    width: 50%;
}
.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 25px;
}
.about-text > p {
    color: var(--muted-text);
    margin-bottom: 25px;
}
.about-text ul {
    color: var(--muted-text);
    list-style: none;
    padding: 0;
    margin: 0;
}
.about-text ul li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 15px;
    line-height: 1.7;
}
.about-text ul li::before {
    content: "•";
    position: absolute;
    left: 8px;
    top: 0;
    color: var(--accent-cta);
    font-size: 1.2rem;
}

/* About Visual (Bridging the Gap Image) */
.about-visual {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-image-graphic {
    width: 100%;
    max-width: 550px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.stat-card {
    background-color: var(--card-bg);
    border-radius: 15px;
    padding: 30px 20px;
    text-align: center;
    border: 1px solid var(--border);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card.accent {
    background: linear-gradient(135deg, rgba(0, 206, 209, 0.2), rgba(0, 206, 209, 0.05));
    border-color: var(--accent-cta);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-cta);
    margin-bottom: 5px;
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--muted-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* CTA Banner */
.cta-banner {
    background-color: var(--accent-cta);
    color: var(--bg-color-dark);
    border-radius: 16px;
    margin: 0 auto 60px;
    width: 75%;
    max-width: 900px;
    padding: 25px 40px;
}
.cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0;
}
.cta-text h2 {
    margin-bottom: 5px;
    font-size: 1.4rem;
    font-size: 1.8rem;
}
.cta-text p {
    opacity: 0.9;
    margin: 0;
}
.cta-banner .btn-primary {
    background-color: var(--bg-color-dark);
    color: var(--accent-cta);
    white-space: nowrap;
}

/* Contact Section */
#contact {
    text-align: center;
    background-color: var(--bg-color);
    scroll-margin-top: 200px;
}
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.contact-form input,
.contact-form textarea,
.contact-form select {
    padding: 15px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background-color: var(--card-bg);
    color: var(--text-color);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23CCCCCC' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    padding-right: 40px;
    cursor: pointer;
}
.contact-form select:focus {
    outline: none;
    border-color: var(--accent-cta);
}
.contact-form select option {
    background-color: var(--card-bg);
    color: var(--text-color);
    padding: 10px;
}
.contact-form textarea {
    resize: vertical;
}
.contact-form button {
    align-self: center;
}
.contact-form button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}
.form-status {
    text-align: center;
    padding: 10px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-top: 10px;
}
.form-status.success {
    background-color: rgba(16, 185, 129, 0.15);
    color: #10B981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}
.form-status.error {
    background-color: rgba(239, 68, 68, 0.15);
    color: #EF4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Footer */
footer {
    background-color: var(--card-bg);
    padding: 60px 0 30px;
    text-align: center;
    margin-top: 78px;
}
.footer-logo {
    height: 53px;
    width: auto;
    margin-bottom: 20px;
}
.footer-slogan {
    color: var(--muted-text);
    font-style: italic;
    margin-bottom: 30px;
}
.footer-nav {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}
.footer-nav a {
    color: var(--muted-text);
    text-decoration: none;
    transition: color 0.2s ease;
}
.footer-nav a:hover {
    color: var(--accent-cta);
}
.footer-privacy {
    margin-bottom: 15px;
}
.footer-privacy a {
    color: var(--muted-text);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s ease;
}
.footer-privacy a:hover {
    color: var(--accent-cta);
}
.copyright {
    color: var(--muted-text);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1100px) {
    .card-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 968px) {
    .container {
        width: 90%;
        padding: 40px 0;
    }
    .hero .flex,
    #about .flex {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }
    .hero-text, .hero-graphic,
    .about-image, .about-text {
        width: 100%;
    }
    .hero-text h1 {
        font-size: 2.2rem;
    }
    .cta-banner {
        width: 90%;
        border-radius: 12px;
        padding: 20px 25px;
    }
    .cta-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    .header-logo {
        height: 80px;
    }
    .card .icon {
        width: 80px;
        height: 80px;
    }
    .footer-logo {
        height: 35px;
    }
    nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
    }
    .nav-btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    .nav-container {
        margin-left: 0;
        margin-top: 10px;
    }
    .about-text ul {
        text-align: left;
        max-width: 400px;
        margin: 0 auto;
    }
    .about-text ul li {
        padding-left: 20px;
        margin-bottom: 12px;
    }
    .about-text ul li::before {
        left: 5px;
    }
    .hero-visual-fan {
        max-width: 350px;
    }
}

@media (max-width: 640px) {
    /* Header - compact for mobile */
    header {
        padding: 8px 0;
    }
    header .container {
        padding: 0 10px;
    }
    header .flex {
        flex-direction: column;
        gap: 8px;
    }
    .header-logo {
        height: 45px;
    }
    .nav-container {
        margin-top: 5px;
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    nav {
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: center;
        align-items: center;
        gap: 3px;
        width: auto;
    }
    .nav-btn {
        padding: 4px 6px;
        font-size: 0.65rem;
        margin-bottom: 0;
        width: auto;
        white-space: nowrap;
    }
    .theme-toggle {
        margin-left: 5px;
        margin-top: 0;
        display: flex;
        align-items: center;
        gap: 3px;
    }
    .theme-toggle span {
        font-size: 0.6rem;
        white-space: nowrap;
    }
    .theme-toggle input[type="checkbox"] {
        width: 32px;
        height: 16px;
    }
    
    /* Hero section - compact */
    .hero {
        padding-top: 20px;
    }
    .hero .container {
        padding: 20px 0;
    }
    .hero-text h1 {
        font-size: 1.6rem;
        line-height: 1.3;
    }
    .hero-tagline {
        font-size: 0.7rem !important;
        letter-spacing: 1px !important;
    }
    .hero-description {
        font-size: 0.9rem !important;
    }
    .hero-highlights {
        gap: 8px !important;
    }
    .highlight-item {
        font-size: 0.8rem !important;
        padding: 6px 10px !important;
    }
    .hero-trust {
        font-size: 0.75rem !important;
        padding: 10px !important;
    }
    .hero-visual-fan {
        max-width: 280px;
    }
    .fan-bars text {
        font-size: 8px !important;
    }
    
    /* CTA buttons */
    .cta-container {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    .btn-primary, .btn-secondary {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    .btn-secondary {
        margin-left: 0;
    }
    
    /* Cards */
    .card-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .card {
        padding: 25px 20px;
        min-height: auto;
    }
    .card .icon {
        width: 60px;
        height: 60px;
    }
    .card h3 {
        font-size: 1.1rem;
    }
    .card p {
        font-size: 0.85rem;
    }
    
    /* About section */
    .about-image-graphic {
        max-width: 100%;
        border-radius: 8px;
    }
    .about-text h2 {
        font-size: 1.5rem;
    }
    .about-text p, .about-text li {
        font-size: 0.9rem;
    }
    .about-text > p {
        text-align: center;
    }
    .about-text ul {
        text-align: left;
        max-width: 100%;
        margin: 0 auto;
        padding: 0 10px;
    }
    .about-text ul li {
        padding-left: 18px;
        margin-bottom: 10px;
        font-size: 0.85rem;
    }
    
    /* CTA Banner */
    .cta-banner {
        width: 95%;
        padding: 15px 20px;
        margin-bottom: 40px;
    }
    .cta-text h2 {
        font-size: 1.1rem;
    }
    .cta-text p {
        font-size: 0.85rem;
    }
    
    /* Contact form */
    .contact-form input,
    .contact-form select,
    .contact-form textarea {
        padding: 12px;
        font-size: 0.9rem;
    }
    
    /* Footer */
    footer {
        padding: 30px 0;
    }
    .footer-logo {
        height: 30px;
    }
    .footer-slogan {
        font-size: 0.8rem;
        margin-bottom: 15px;
    }
    .footer-nav {
        flex-direction: row;
        flex-wrap: nowrap;
        gap: 15px;
        margin-bottom: 15px;
    }
    .footer-nav a {
        font-size: 0.75rem;
    }
    .footer-privacy {
        margin-bottom: 10px;
    }
    .footer-privacy a {
        font-size: 0.75rem;
    }
    footer p {
        font-size: 0.7rem;
    }
    
    /* Section titles */
    section h2 {
        font-size: 1.5rem;
    }
    .section-subtitle {
        font-size: 0.9rem;
    }
}