/* style.css */
:root {
    --bg-color: #f7f9fc;
    --card-bg: #ffffff;
    --text-color: #333;
    --border-color: #e0e6ed;
    --primary-color: #4a90e2;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

body.dark-mode {
    --bg-color: #1a1a2e;
    --card-bg: #27283c;
    --text-color: #e0e0e0;
    --border-color: #3f3f5a;
    --primary-color: #88a7e2;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

body { 
    font-family: 'Poppins', sans-serif; 
    background-color: var(--bg-color); 
    color: var(--text-color); 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    min-height: 100vh; 
    margin: 0; 
    padding: 20px; 
    box-sizing: border-box; 
}

.container { 
    width: 100%; 
    max-width: 900px; 
    background-color: var(--card-bg); 
    border-radius: 16px; 
    box-shadow: var(--shadow); 
    padding: 40px; 
    text-align: center; 
    transition: var(--transition); 
}

h1 { 
    font-size: 2.5em; 
    font-weight: 600; 
    margin-bottom: 10px; 
    color: var(--primary-color); 
}

p.subtitle { 
    margin-bottom: 30px; 
    color: #777; 
}

.input-form { 
    display: flex; 
    flex-wrap: wrap; 
    justify-content: center; 
    align-items: flex-end; 
    gap: 20px; 
    margin-bottom: 40px; 
}

.input-group { 
    display: flex; 
    flex-direction: column; 
    text-align: left; 
}

label { 
    font-size: 0.9em; 
    margin-bottom: 8px; 
    color: #555; 
    font-weight: 600; 
}

input[type="text"], select { 
    height: 46px; 
    padding: 12px; 
    font-size: 1em; 
    border: 1px solid var(--border-color); 
    border-radius: 8px; 
    background-color: #fafafa; 
    transition: border-color 0.2s ease; 
    outline: none; 
    width: 100%; 
    box-sizing: border-box; 
}

input[type="text"]:focus, select:focus { 
    border-color: var(--primary-color); 
}

.color-input-wrapper { 
    display: flex; 
    align-items: center; 
    gap: 10px; 
}

#hex_color { 
    flex-grow: 1; 
}

#eyedropper-button {
    height: 46px;
    width: 46px;
    padding: 0;
    font-size: 1.5em;
    border: 1px solid var(--border-color);
    background-color: #f7f7f7;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

#eyedropper-button:hover {
    border-color: var(--primary-color);
}

.dark-mode #eyedropper-button {
    background-color: #3f3f5a;
    border-color: #555;
}

.dark-mode input[type="text"], .dark-mode select {
    background-color: #27283c;
    color: var(--text-color);
}

#share-button {
    height: 46px;
    padding: 0 24px;
    font-size: 1em;
    font-weight: 600;
    color: #fff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 0;
}

#share-button:hover { 
    transform: translateY(-2px); 
    box-shadow: 0 6px 15px rgba(26, 174, 111, 0.4);
}

.clr-field { 
    width: 100%; 
    height: 46px; 
    padding: 5px 8px 5px 12px; 
    border: 1px solid var(--border-color); 
    border-radius: 8px; 
    background-color: #fafafa; 
    display: flex; 
    align-items: center; 
    box-sizing: border-box; 
}

.clr-field input { 
    flex-grow: 1; 
    border: none !important; 
    background: none !important; 
    padding: 0 !important; 
    height: auto !important; 
    font-size: 1em; 
}

.clr-field button { 
    width: 30px; 
    height: 30px; 
    border-radius: 6px; 
    margin-top: 0; 
    border: 1px solid rgba(0,0,0,0.1); 
}

.dark-mode .clr-field { 
    background-color: #3f3f5a; 
}

.dark-mode .clr-field input { 
    color: var(--text-color); 
}

.palette-container { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); 
    gap: 20px; 
    margin-top: 40px; 
    transition: opacity 0.4s ease; 
}

.color-swatch { 
    min-height: 150px; 
    display: flex; 
    flex-direction: column; 
    justify-content: flex-end; 
    padding: 15px; 
    border-radius: 12px; 
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); 
    position: relative; 
    transition: opacity 0.4s ease, transform 0.4s ease; 
}

.color-swatch.hidden { 
    opacity: 0; 
    transform: scale(0.95); 
}

.color-swatch:hover { 
    transform: translateY(-5px) scale(1.02); 
}

.color-codes { 
    background: rgba(255, 255, 255, 0.8); 
    backdrop-filter: blur(5px); 
    padding: 10px; 
    border-radius: 6px; 
    font-weight: 600; 
    color: var(--text-color); 
    text-align: center; 
    cursor: pointer; 
}

.color-codes span { 
    font-size: 1.1em; 
}

.message { 
    margin-top: 20px; 
    font-style: italic; 
    color: #888; 
}

.top-right-buttons { 
    position: absolute; 
    top: 20px; 
    right: 20px; 
    display: flex; 
    gap: 10px; 
    align-items: center; 
}

#theme-toggle, .back-to-home-button { 
    z-index: 10; 
}

.regenerate-button { 
    position: absolute; 
    top: 10px; 
    right: 10px; 
    width: 30px; 
    height: 30px; 
    background-color: rgba(255, 255, 255, 0.7); 
    backdrop-filter: blur(5px); 
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    color: #333; 
    text-decoration: none; 
    font-size: 1.2em; 
    transition: all 0.2s ease; 
    opacity: 0; 
    cursor: pointer; 
    border: 1px solid rgba(0,0,0,0.1); 
    z-index: 5; 
}

.color-swatch:hover .regenerate-button { 
    opacity: 1; 
}

.regenerate-button:hover { 
    transform: rotate(90deg); 
    background-color: #fff; 
}