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

:root {
    --color-primary: #8B4513;
    --color-primary-dark: #654321;
    --color-cream: #F5F5DC;
    --color-cream-light: #FFFEF7;
    --color-text-dark: #2C2C2C;
    --color-text-light: #666;
    --color-bg-white: #FFFFFF;
    --color-highlight: #E3F2FD;
    --color-border: #E0E0E0;

    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text-dark);
    background-color: var(--color-bg-white);
    line-height: 1.6;
}

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

/* Header Styles */
.header {
    background-color: var(--color-primary);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.logo-section {
    flex: 1;
    min-width: 200px;
}

.logo-link {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: opacity 0.3s;
}

.logo-link:hover {
    opacity: 0.9;
}

.logo-main {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-cream);
    margin-bottom: 0.25rem;
}

.logo-subtitle {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--color-cream);
    font-weight: 300;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--color-cream);
    text-decoration: none;
    font-weight: 400;
    transition: opacity 0.3s;
    padding: 0.5rem 0;
}

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

.nav-link.active {
    font-weight: 600;
    border-bottom: 2px solid var(--color-cream);
}

.search-container {
    display: flex;
    align-items: center;
    background-color: var(--color-cream);
    border-radius: 25px;
    padding: 0.5rem 1rem;
    gap: 0.5rem;
    min-width: 250px;
    position: relative;
}

.search-input {
    border: none;
    background: transparent;
    outline: none;
    flex: 1;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--color-text-dark);
}

.search-input::placeholder {
    color: var(--color-text-light);
}

.search-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    padding: 0.25rem;
    transition: transform 0.2s;
}

.search-btn:hover {
    transform: scale(1.1);
}

/* Hero Section */
.hero {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(139, 69, 19, 0.7) 0%, rgba(139, 69, 19, 0.3) 50%, transparent 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    height: 100%;
    display: flex;
    align-items: center;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-cream);
    max-width: 600px;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}

.cta-button {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-cream);
    padding: 1rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-family: var(--font-sans);
    font-weight: 500;
    transition: background-color 0.3s, transform 0.2s;
}

.cta-button:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* Features Section */
.features {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-cream-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background-color: var(--color-bg-white);
    padding: var(--spacing-lg);
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.feature-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.feature-text {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Dictionary Section */
.dictionary-section {
    padding: var(--spacing-xl) 0;
    min-height: calc(100vh - 200px);
}

.dictionary-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.dictionary-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.dictionary-subtitle {
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.dictionary-main-search {
    margin-bottom: var(--spacing-xl);
    display: flex;
    justify-content: center;
}

.main-search-container {
    position: relative;
    max-width: 600px;
    width: 100%;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-light);
    pointer-events: none;
    z-index: 1;
}

.main-search-input {
    width: 100%;
    padding: 1rem 3.5rem 1rem 3rem;
    border: 2px solid var(--color-border);
    border-radius: 50px;
    font-size: 1rem;
    font-family: var(--font-sans);
    outline: none;
    transition: border-color 0.3s;
}

.main-search-input:focus {
    border-color: var(--color-primary);
}

.main-search-btn {
    position: absolute;
    right: 0.5rem;
    background-color: var(--color-primary);
    border: none;
    border-radius: 50%;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-cream);
    transition: background-color 0.3s, transform 0.2s;
    z-index: 1;
}

.main-search-btn:hover {
    background-color: var(--color-primary-dark);
    transform: scale(1.05);
}

.main-search-btn:active {
    transform: scale(0.95);
}

/* Autocomplete Dropdown */
.autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    margin-top: 0.5rem;
    max-height: 300px;
    overflow-y: auto;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    display: none;
}

.autocomplete-dropdown.active {
    display: block;
}

.autocomplete-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    transition: background-color 0.2s;
}

.autocomplete-item:last-child {
    border-bottom: none;
}

.autocomplete-item:hover,
.autocomplete-item.highlighted {
    background-color: var(--color-highlight);
}

.autocomplete-word {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 1rem;
}

.autocomplete-meaning {
    font-size: 0.85rem;
    color: var(--color-text-light);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Search container için autocomplete pozisyonu */
.search-container .autocomplete-dropdown {
    margin-top: 0.25rem;
    border-radius: 10px;
}

/* Main search container için autocomplete pozisyonu */
.main-search-container {
    position: relative;
}

.main-search-container .autocomplete-dropdown {
    margin-top: 0.5rem;
    max-width: 600px;
    width: 100%;
}

.dictionary-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

/* Word List */
.word-list-container {
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: var(--spacing-md);
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
}

.word-list-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-border);
}

.word-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

@media (max-width: 968px) {
    .word-list {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 0.5rem;
        max-height: 250px;
        overflow-y: auto;
    }
}

@media (max-width: 768px) {
    .word-list {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
        gap: 0.4rem;
        max-height: 200px;
    }
}

@media (max-width: 480px) {
    .word-list {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
        gap: 0.3rem;
        max-height: 180px;
    }
}

.word-item {
    padding: 0.75rem 1rem;
    background-color: var(--color-cream-light);
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid transparent;
    user-select: none;
    -webkit-user-select: none;
    pointer-events: auto;
}

.word-item:hover {
    background-color: var(--color-highlight);
    border-color: var(--color-primary);
}

.word-item.active {
    background-color: var(--color-highlight);
    border-color: var(--color-primary);
    font-weight: 600;
}

/* Word Detail */
.word-detail-container {
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: var(--spacing-xl);
    min-height: 400px;
}

.welcome-message {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--color-text-light);
}

.welcome-message h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.word-detail {
    display: none;
}

.word-detail.active {
    display: block;
}

.word-detail-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.word-detail-section {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.word-detail-section:last-child {
    border-bottom: none;
}

.word-detail-section-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.word-detail-section-content {
    color: var(--color-text-dark);
    font-size: 1.05rem;
    line-height: 1.8;
}

.word-detail-image {
    width: 100%;
    max-width: 500px;
    border-radius: 10px;
    margin-top: var(--spacing-sm);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.word-detail-video {
    width: 100%;
    max-width: 600px;
    aspect-ratio: 16/9;
    border-radius: 10px;
    margin-top: var(--spacing-sm);
}

.word-detail-story {
    background-color: var(--color-cream-light);
    padding: var(--spacing-md);
    border-radius: 10px;
    border-left: 4px solid var(--color-primary);
    margin-top: var(--spacing-sm);
}

/* Speak Button */
.speak-btn {
    background-color: var(--color-primary);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-cream);
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.speak-btn:hover {
    background-color: var(--color-primary-dark);
    transform: scale(1.1);
}

.speak-btn:active {
    transform: scale(0.95);
}

.speak-btn svg {
    pointer-events: none;
}

/* About Section */
.about-section {
    padding: var(--spacing-2xl) 0;
    min-height: calc(100vh - 200px);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text-dark);
}

.about-text p {
    margin-bottom: var(--spacing-md);
}

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: var(--color-cream);
    padding: var(--spacing-lg) 0;
    text-align: center;
    margin-top: var(--spacing-2xl);
}

/* Responsive Design */
@media (max-width: 968px) {
    .dictionary-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .word-list-container {
        position: static;
        max-height: none;
        margin-bottom: var(--spacing-md);
    }

    .word-item {
        text-align: center;
        padding: 0.5rem;
        font-size: 0.9rem;
    }

    .word-detail-container {
        padding: var(--spacing-md);
    }

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

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }

    .logo-section {
        text-align: center;
        width: 100%;
    }

    .nav-menu {
        flex-wrap: wrap;
        width: 100%;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .search-container {
        width: 100%;
    }

    .hero {
        height: 400px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

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

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

    .dictionary-main-search {
        margin-bottom: var(--spacing-md);
    }

    .main-search-container {
        max-width: 100%;
    }

    .word-item {
        font-size: 0.85rem;
        padding: 0.5rem 0.75rem;
    }
}

@media (max-width: 480px) {
    .logo-main {
        font-size: 1.5rem;
    }

    .hero-title {
        font-size: 1.25rem;
    }

    .word-detail-container {
        padding: var(--spacing-sm);
        min-height: auto;
    }

    .word-detail-title {
        font-size: 1.75rem;
    }

    .word-detail-section {
        margin-bottom: var(--spacing-md);
        padding-bottom: var(--spacing-md);
    }

    .word-detail-section-title {
        font-size: 1.1rem;
    }

    .word-detail-section-content {
        font-size: 0.95rem;
    }

    .word-item {
        font-size: 0.8rem;
        padding: 0.4rem 0.5rem;
    }

    .word-list-container {
        padding: var(--spacing-sm);
    }

    .dictionary-header {
        margin-bottom: var(--spacing-md);
    }

    .dictionary-title {
        font-size: 1.5rem;
    }

    .dictionary-subtitle {
        font-size: 0.9rem;
    }

    .nav-menu {
        font-size: 0.9rem;
    }

    .autocomplete-dropdown {
        max-height: 200px;
        font-size: 0.9rem;
    }

    .autocomplete-item {
        padding: 0.6rem 0.75rem;
    }

    .autocomplete-word {
        font-size: 0.9rem;
    }

    .autocomplete-meaning {
        font-size: 0.8rem;
    }
}