@font-face {
    font-family: 'Monday Sans';
    src: url('fonts/MondaySans.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Dimica';
    src: url('fonts/dimica-light.otf') format('opentype');
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Friends';
    src: url('fonts/Friends-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Friends';
    src: url('fonts/Friends-SemiBold.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Friends';
    src: url('fonts/Friends-UltraBold.ttf') format('truetype');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Pixform';
    src: url('fonts/Pixform.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Rampiro';
    src: url('fonts/RampiroDEMO.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

:root {
    --bg-primary: #EBD5AB;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #F5F0E5;
    --text-primary: #1B211A;
    --text-secondary: #628141;
    --text-muted: #8BAE66;
    --accent-green: #628141;
    --accent-light: #8BAE66;
    --border-color: #8BAE66;
    --shadow: rgba(98, 129, 65, 0.12);
    --suggestion-bg: #1B211A;
    --suggestion-text: #EBD5AB;
    --card-text: #1B211A;
}

[data-theme="dark"] {
    --bg-primary: #0F1410;
    --bg-secondary: #1B211A;
    --bg-tertiary: #242B23;
    --text-primary: #EBD5AB;
    --text-secondary: #A4C98A;
    --text-muted: #8BAE66;
    --accent-green: #8BAE66;
    --accent-light: #A4C98A;
    --border-color: #628141;
    --shadow: rgba(0, 0, 0, 0.3);
    --suggestion-bg: #628141;
    --suggestion-text: #FFFFFF;
    --card-text: #EBD5AB;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Monday Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background-color 0.2s ease, color 0.2s ease;
}

header {
    background-color: var(--bg-secondary);
    border-bottom: 2px solid var(--accent-green);
    padding: 20px 0;
    box-shadow: 0 2px 12px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 50;
    transition: all 0.2s ease;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo h1 {
    font-size: 36px;
    font-weight: 300;
    font-family: 'Dimica', serif;
    letter-spacing: 2px;
    margin: 0;
}

.logo-bold {
    font-weight: 300;
    color: var(--text-primary);
    transition: color 0.2s ease;
}

.logo-light {
    font-weight: 300;
    color: var(--accent-green);
    transition: color 0.2s ease;
}

.subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
    font-family: 'Monday Sans', sans-serif;
    transition: color 0.2s ease;
}

.header-stats {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 400;
    font-family: 'Monday Sans', sans-serif;
    transition: color 0.2s ease;
}

main {
    flex: 1;
    padding: 20px 0 40px;
}

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.left-column,
.right-column {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.card {
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 32px;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px var(--shadow);
    transition: all 0.15s ease;
}

.card:hover {
    border-color: var(--accent-green);
    box-shadow: 0 6px 16px var(--shadow);
    transform: translateY(-1px);
}

.card h2 {
    font-size: 20px;
    font-weight: 300;
    color: var(--card-text);
    margin-bottom: 16px;
    font-family: 'Dimica', serif;
    letter-spacing: 1px;
    transition: color 0.2s ease;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.input-field {
    width: 100%;
    padding: 18px 24px;
    font-size: 32px;
    font-weight: 400;
    background-color: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    text-transform: uppercase;
    outline: none;
    transition: all 0.15s ease;
    font-family: 'Pixform', monospace;
    letter-spacing: 8px;
}

.input-field:focus {
    border-color: var(--accent-green);
    background-color: var(--bg-secondary);
    box-shadow: 0 0 0 3px rgba(139, 174, 102, 0.15);
}

.input-field::placeholder {
    color: var(--text-muted);
    opacity: 0.5;
    letter-spacing: 2px;
    font-size: 16px;
    text-transform: none;
}

.button-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 20px;
}

.btn {
    padding: 16px 28px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: all 0.15s ease;
    font-family: 'Friends', sans-serif;
    min-height: 48px;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--accent-green);
    color: var(--bg-secondary);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--text-primary);
    transform: translateY(-1px);
}

.btn-danger {
    background-color: #C17767;
    color: #FFFFFF;
}

.btn-danger:hover:not(:disabled) {
    background-color: #A55D4F;
    transform: translateY(-1px);
}

.btn-danger:disabled {
    background-color: #D4D4D4;
    cursor: not-allowed;
    opacity: 0.5;
}

.btn-reset {
    background-color: #C17767;
    color: #FFFFFF;
    padding: 10px 16px;
    font-size: 18px;
    min-height: auto;
}

.btn-reset:hover {
    background-color: #A55D4F;
    transform: translateY(-1px);
}

.btn-toggle {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 10px 14px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    min-height: auto;
}

.btn-toggle:hover {
    background-color: var(--accent-green);
    border-color: var(--accent-green);
}

.btn-toggle:hover .theme-icon svg,
.btn-toggle:hover .help-icon {
    fill: var(--bg-secondary);
    color: var(--bg-secondary);
}

.help-icon {
    font-size: 20px;
    font-weight: 700;
    font-family: 'Dimica', serif;
    color: var(--text-primary);
    transition: color 0.15s ease;
}

.theme-icon {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-icon svg {
    width: 22px;
    height: 22px;
    fill: var(--text-primary);
    transition: fill 0.15s ease;
}

.theme-icon-sun line {
    stroke: var(--text-primary);
    transition: stroke 0.15s ease;
}

.btn-toggle:hover .theme-icon-sun line {
    stroke: var(--bg-secondary);
}

[data-theme="light"] .theme-icon-sun {
    display: none;
}

[data-theme="dark"] .theme-icon-moon {
    display: none;
}

.suggestion-card {
    background-color: var(--accent-green);
    border: 2px solid var(--accent-green);
}

.suggestion-card h2 {
    color: var(--bg-secondary);
}

.suggestion-box {
    background-color: var(--suggestion-bg);
    border-radius: 12px;
    padding: 48px;
    text-align: center;
    transition: background-color 0.2s ease;
}

.suggestion-word {
    font-size: 72px;
    font-weight: 400;
    color: var(--suggestion-text);
    letter-spacing: 20px;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: 'Rampiro', display;
    user-select: none;
}

.suggestion-word:hover {
    color: var(--accent-light);
    transform: scale(1.02);
}

.stats-grid {
    display: grid;
    gap: 12px;
}

.stat-item {
    background-color: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    padding: 20px 24px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.15s ease;
}

.stat-item:hover {
    border-color: var(--accent-green);
    transform: translateY(-1px);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-family: 'Monday Sans', sans-serif;
    transition: color 0.2s ease;
}

.stat-value {
    font-size: 28px;
    font-weight: 400;
    font-family: 'Dimica', monospace;
    transition: color 0.2s ease;
}

.stat-primary .stat-value {
    color: var(--accent-green);
}

.stat-success .stat-value {
    color: var(--accent-light);
}

.stat-gray .stat-value {
    color: #C17767;
}

.count-badge {
    font-size: 13px;
    font-weight: 400;
    color: var(--text-secondary);
    font-family: 'Monday Sans', sans-serif;
    transition: color 0.2s ease;
}

.count-badge.primary {
    color: var(--accent-green);
}

.history-container {
    background-color: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    padding: 20px;
    border-radius: 8px;
    max-height: 250px;
    overflow-y: auto;
    font-family: 'Pixform', monospace;
    transition: all 0.2s ease;
}

.empty-state {
    color: var(--text-secondary);
    text-align: center;
    padding: 20px;
    font-size: 14px;
    font-family: 'Monday Sans', sans-serif;
    transition: color 0.2s ease;
}

.history-item {
    margin-bottom: 10px;
    font-size: 18px;
    line-height: 1.8;
}

.history-number {
    color: var(--text-muted);
    font-size: 14px;
    margin-right: 8px;
}

.letter-green {
    color: #FFFFFF;
    background-color: #628141;
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    margin: 2px;
    font-weight: bold;
}

.letter-yellow {
    color: #1B211A;
    background-color: #D4A373;
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    margin: 2px;
    font-weight: bold;
}

.letter-gray {
    color: #FFFFFF;
    background-color: #787C7E;
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    margin: 2px;
    font-weight: bold;
}

.words-list {
    background-color: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    padding: 16px;
    border-radius: 8px;
    max-height: 380px;
    overflow-y: auto;
    font-family: 'Monday Sans', sans-serif;
    font-size: 13px;
    line-height: 2;
    color: var(--card-text);
    white-space: pre-wrap;
    word-break: break-word;
    transition: all 0.2s ease;
}

.toast {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    background-color: var(--text-primary);
    color: var(--bg-secondary);
    padding: 14px 24px;
    border-radius: 8px;
    font-family: 'Monday Sans', sans-serif;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    transition: transform 0.2s ease;
    opacity: 0;
}

.toast-show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast-error {
    background-color: #C17767;
    color: #FFFFFF;
}

.toast-success {
    background-color: #628141;
    color: #FFFFFF;
}

.toast-info {
    background-color: var(--accent-light);
    color: var(--bg-secondary);
}

.suggestion-sticky {
    display: none;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 8px 32px var(--shadow);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border-bottom: 2px solid var(--border-color);
}

.modal-header h2 {
    font-size: 24px;
    font-weight: 300;
    color: var(--card-text);
    font-family: 'Dimica', serif;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 32px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.15s ease;
}

.modal-close:hover {
    color: var(--accent-green);
}

.modal-body {
    padding: 24px;
}

.help-section {
    margin-bottom: 24px;
}

.help-section h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--accent-green);
    font-family: 'Friends', sans-serif;
    margin-bottom: 8px;
}

.help-section p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.example {
    background-color: var(--bg-tertiary);
    padding: 12px;
    border-radius: 6px;
    margin-top: 8px;
    font-size: 13px;
    color: var(--card-text);
    font-family: 'Pixform', monospace;
}

.shortcuts {
    border-top: 2px solid var(--border-color);
    padding-top: 20px;
}

.shortcut-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.shortcut-list div {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

kbd {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 8px;
    font-family: 'Friends', sans-serif;
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-green);
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background-color: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--accent-green);
}

::selection {
    background-color: var(--accent-green);
    color: var(--bg-secondary);
}

/* Responsive */
@media (max-width: 1200px) {
    .grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .suggestion-word {
        font-size: 56px;
        letter-spacing: 14px;
    }
}

@media (max-width: 768px) {
    header {
        padding: 12px 0;
    }
    
    .container {
        padding: 0 12px;
    }
    
    main {
        padding: 12px 0 20px;
    }
    
    .grid {
        grid-template-columns: 1fr !important;
        gap: 12px;
    }
    
    .header-stats {
        display: none;
    }
    
    .logo h1 {
        font-size: 24px;
    }
    
    .subtitle {
        font-size: 11px;
    }
    
    .btn-reset, .btn-toggle {
        padding: 8px 12px;
        font-size: 16px;
    }
    
    .suggestion-sticky {
        display: block;
        position: sticky;
        top: 56px;
        background-color: var(--accent-green);
        padding: 10px;
        border-radius: 8px;
        margin-bottom: 12px;
        text-align: center;
        z-index: 90;
    }
    
    .suggestion-label {
        font-size: 10px;
        color: rgba(255, 255, 255, 0.8);
        font-weight: 600;
        text-transform: uppercase;
        display: block;
        margin-bottom: 4px;
    }
    
    .suggestion-word-sticky {
        font-family: 'Pixform', monospace;
        font-size: 22px;
        color: var(--bg-secondary);
        letter-spacing: 6px;
    }
    
    .right-column .suggestion-card {
        display: none !important;
    }
    
    .card {
        padding: 16px;
        margin-bottom: 12px;
    }
    
    .card h2 {
        font-size: 16px;
        margin-bottom: 12px;
    }
    
    .input-field {
        padding: 12px;
        font-size: 20px !important;
        letter-spacing: 6px;
    }
    
    .input-field::placeholder {
        font-size: 12px;
    }
    
    .button-row {
        grid-template-columns: 1fr;
        margin-top: 12px;
    }
    
    .btn {
        padding: 14px;
        font-size: 13px;
        min-height: 46px;
    }
    
    .history-container {
        max-height: 120px;
        padding: 12px;
    }
    
    .history-item {
        font-size: 14px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
    
    .stat-item {
        padding: 12px;
        flex-direction: column;
        text-align: center;
    }
    
    .stat-label {
        font-size: 10px;
        order: 2;
    }
    
    .stat-value {
        font-size: 20px;
        order: 1;
    }
    
    .words-list {
        max-height: 180px;
        font-size: 11px;
        padding: 12px;
    }
    
    .count-badge {
        font-size: 11px;
    }
    
    .toast {
        top: 66px;
        font-size: 12px;
        padding: 10px 16px;
    }
    
    .modal-content {
        width: 95%;
        max-height: 90vh;
    }
    
    .modal-header {
        padding: 16px;
    }
    
    .modal-body {
        padding: 16px;
    }
}