/* Base styles and variables */
:root {
    /* Light theme variables */
    --primary-color: #0A1D37;
    --secondary-color: #FF6B6B;
    --accent-color: #4ECDC4;
    --background: #ffffff;
    --surface: #ffffff;
    --text-primary: #1A202C;
    --text-secondary: #4A5568;
    --purple-link: #9333EA;
    --search-bg: #ffffff;
    --search-text: #1A202C;
    --button-hover: #3BB3AC;
    --border-color: rgba(0, 0, 0, 0.1);
    --card-bg: #ffffff;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --input-bg: #ffffff;
    --input-border: #E2E8F0;
    --error-bg: #FEE2E2;
    --error-text: #DC2626;
    --success-bg: #DCFCE7;
    --success-text: #16A34A;
}

.dark-mode {
    /* Dark theme variables */
    --primary-color: #bb86fc;
    --secondary-color: #FF6B6B;
    --accent-color: #4ECDC4;
    --background: #121212;
    --surface: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --purple-link: #bb86fc;
    --search-bg: rgba(255, 255, 255, 0.05);
    --search-text: #ffffff;
    --button-hover: #3BB3AC;
    --border-color: rgba(255, 255, 255, 0.1);
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --input-bg: rgba(255, 255, 255, 0.05);
    --input-border: rgba(255, 255, 255, 0.1);
    --error-bg: rgba(220, 38, 38, 0.1);
    --error-text: #EF4444;
    --success-bg: rgba(22, 163, 74, 0.1);
    --success-text: #22C55E;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background: var(--background);
    color: var(--text-primary);
    min-height: 100vh;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header Styles */
.site-header {
    padding: 2rem 0;
    text-align: center;
    background: var(--surface);
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.site-title {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    text-align: center;
}

.title-separator {
    color: var(--secondary-color);
    margin: 0 0.5rem;
}

/* Search Styles */
.search-container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.search-form {
    width: 100%;
}

.search-wrapper {
    display: flex;
    gap: 0.5rem;
    width: 100%;
}

.search-select {
    min-width: 120px;
    padding: 0.75rem 1rem;
    border: 1px solid var(--input-border);
    border-radius: 0.5rem;
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
}

.search-input-wrapper {
    position: relative;
    flex-grow: 1;
    display: flex;
    align-items: center;
}

.search-input {
    width: 100%;
    padding: 0.75rem 3rem 0.75rem 1rem;
    border: 1px solid var(--input-border);
    border-radius: 0.5rem;
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
}

.search-button {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-primary);
    padding: 0.5rem;
    cursor: pointer;
    transition: color 0.3s;
}

.search-button:hover {
    color: var(--accent-color);
}

/* Navigation Links */
.nav-links {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.nav-link {
    color: var(--purple-link);
    text-decoration: none;
    font-size: 1rem;
    transition: opacity var(--transition-speed);
}

.nav-link:hover {
    opacity: 0.8;
}

/* Cards and Sections */
.card {
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
}

/* Subscription Section */
.subscription-section {
    padding: 4rem 2rem;
    margin: 2rem 0;
    background: var(--surface);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
}

.subscription-card {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.subscription-card h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

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

.price-tag {
    margin: 2rem 0;
}

.price-tag .amount {
    font-size: 4rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.price-tag .period {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

.subscription-features {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.subscription-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
}

.subscription-features li i {
    color: var(--accent-color);
}

.subscribe-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--accent-color);
    color: var(--text-dark);
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all var(--transition-speed);
    border: none;
    cursor: pointer;
}

.subscribe-button:hover {
    background: var(--button-hover);
    transform: translateY(-2px);
}

.subscription-note {
    color: var(--text-secondary);
    margin-top: 1rem;
}

/* Messages */
.error-message {
    background: var(--error-bg);
    color: var(--error-text);
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.success-message {
    background: var(--success-bg);
    color: var(--success-text);
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 2rem 0;
}

.feature-card {
    background: var(--surface);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    padding: 2rem;
    transition: transform var(--transition-speed);
}

.feature-card:hover {
    transform: translateY(-4px);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin: 0 0 1rem 0;
}

.feature-card p {
    color: var(--text-secondary);
    margin: 0 0 1.5rem 0;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.5rem;
    transition: all var(--transition-speed);
}

.feature-link:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Responsive Styles */
@media (max-width: 768px) {
    .search-wrapper {
        flex-direction: column;
    }

    .search-select {
        width: 100%;
    }

    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .site-title {
        font-size: 2rem;
    }

    .subscription-card h2 {
        font-size: 2rem;
    }

    .price-tag .amount {
        font-size: 3rem;
    }
}

/* Focus States */
.search-input:focus,
.search-select:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--accent-color);
}

.nav-link:focus,
.feature-link:focus,
.subscribe-button:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Transitions */
.search-input,
.search-select,
.search-button,
.card {
    transition: all 0.3s ease;
}

/* Footer spacing and styles */
.site-footer {
    margin-top: 4rem;
    padding: 2rem 0;
    background: var(--surface);
    border-top: 1px solid var(--border-color);
}

.footer-menu {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-menu a:hover {
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .footer-menu {
        gap: 1rem;
    }
}

/* About page styles */
.about-section {
    padding: 2rem 0;
}

.page-title {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    text-align: center;
}

.about-content {
    display: grid;
    gap: 2rem;
}

.about-content h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.about-content h2 i {
    color: var(--accent-color);
}

.about-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.about-features li {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.about-features li i {
    color: var(--accent-color);
}

.about-contact a {
    color: var(--purple-link);
    text-decoration: none;
}

.about-contact a:hover {
    text-decoration: underline;
}

@media (min-width: 768px) {
    .about-content {
        grid-template-columns: repeat(2, 1fr);
    }
}