/* style.css */

:root {
    --primary-color: #5e72e4;
    --secondary-color: #2dce89;
    --accent-color: #11cdef;
    --dark-color: #172b4d;
    --light-color: #f8f9fe;
    --gray-color: #8898aa;
    --card-bg-color: white;
    --hover-color: #4a5ae0;
    --box-shadow: 0 4px 10px rgba(50, 50, 93, 0.1), 0 2px 5px rgba(0, 0, 0, 0.07);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

/* Dark Mode Styles */
body.dark-mode {
    --primary-color: #7b8def;
    --dark-color: #e2e8f0;
    --light-color: #1e293b;
    --gray-color: #94a3b8;
    --card-bg-color: #334155;
    --box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2), 0 2px 5px rgba(0, 0, 0, 0.15);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }

body { background-color: var(--light-color); color: var(--dark-color); line-height: 1.6; overflow-x: hidden; transition: background-color 0.3s, color 0.3s; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 15px; }

/* Header */
header { background: linear-gradient(120deg, var(--primary-color), var(--accent-color)); color: white; padding: 15px 0; position: sticky; top: 0; z-index: 1000; box-shadow: var(--box-shadow); }
.navbar { display: flex; justify-content: center; align-items: center; }
.logo { display: flex; align-items: center; font-size: 22px; font-weight: 700; }
.logo i { margin-right: 10px; font-size: 26px; }

/* Search Bar */
.search-container { position: relative; width: 100%; max-width: 600px; margin: 15px auto 0; }
.search-bar { width: 100%; position: relative; }
.search-bar input { width: 100%; padding: 12px 45px 12px 15px; border-radius: 50px; border: none; box-shadow: var(--box-shadow); font-size: 16px; outline: none; background-color: var(--card-bg-color); color: var(--dark-color); }
.search-bar button { position: absolute; right: 5px; top: 50%; transform: translateY(-50%); background: var(--primary-color); border: none; color: white; width: 35px; height: 35px; border-radius: 50%; font-size: 16px; cursor: pointer; transition: var(--transition); display: flex; align-items: center; justify-content: center; }
.search-bar button:hover { background-color: var(--hover-color); }

/* Categories */
.categories { margin: 15px 0; display: flex; gap: 10px; padding: 5px; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
.categories::-webkit-scrollbar { display: none; }
.category-btn { background-color: var(--card-bg-color); border: none; padding: 8px 16px; border-radius: 20px; cursor: pointer; font-size: 14px; font-weight: 500; color: var(--gray-color); box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1); transition: var(--transition); white-space: nowrap; flex-shrink: 0; }
.category-btn.active, .category-btn:hover { background-color: var(--primary-color); color: white; }

/* Grids */
.tools-grid, .category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (min-width: 769px) { .tools-grid, .category-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); } }

/* Tool & Category Cards */
.tool-card, .category-card { background-color: var(--card-bg-color); border-radius: var(--border-radius); box-shadow: var(--box-shadow); padding: 15px 10px; text-align: center; transition: var(--transition); cursor: pointer; position: relative; overflow: hidden; display: flex; flex-direction: column; align-items: center; }
.tool-card:hover, .category-card:hover { transform: translateY(-5px); }
.tool-icon { width: 50px; height: 50px; border-radius: 50%; background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); color: white; display: flex; align-items: center; justify-content: center; margin-bottom: 10px; font-size: 20px; }
.tool-card h3, .category-card h3 { margin-bottom: 5px; font-size: 14px; color: var(--dark-color);}
.tool-card p, .category-card p { color: var(--gray-color); font-size: 12px; flex-grow: 1; }
.tool-card .badge { display: inline-block; background-color: var(--primary-color); color: white; opacity: 0.8; font-size: 11px; padding: 2px 8px; border-radius: 10px; font-weight: 500; }
.favorite-btn { position: absolute; top: 5px; right: 5px; background: transparent; border: none; color: var(--gray-color); font-size: 16px; cursor: pointer; transition: var(--transition); z-index: 5; }
.favorite-btn:hover, .favorite-btn.active { color: gold; transform: scale(1.2); }
.category-card { color: white; padding: 20px; }
.category-card i { font-size: 30px; margin-bottom: 10px; }

/* Utility */
.loading { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.5); z-index: 2000; justify-content: center; align-items: center; }
.loading-spinner { width: 40px; height: 40px; border: 4px solid rgba(255, 255, 255, 0.3); border-radius: 50%; border-top-color: var(--primary-color); animation: spin 1s ease-in-out infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.toast { position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%); background-color: #333; color: white; padding: 12px 25px; border-radius: 30px; box-shadow: var(--box-shadow); z-index: 2000; opacity: 0; transition: opacity 0.3s ease; font-size: 14px; text-align: center; }
.toast.show { opacity: 1; }
.page-section { display: none; padding: 15px 0 80px; }
.page-section.active { display: block; }

/* Settings Page */
.settings-container { background-color: var(--card-bg-color); border-radius: var(--border-radius); box-shadow: var(--box-shadow); padding: 20px; margin-bottom: 15px; }
.settings-title { font-size: 18px; margin-bottom: 15px; color: var(--dark-color); display: flex; align-items: center; }
.settings-title i { margin-right: 8px; color: var(--primary-color); }
.settings-item { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px solid rgba(128, 128, 128, 0.1); }
.settings-item:last-child { border-bottom: none; }
.settings-item-title { font-size: 14px; font-weight: 500; color: var(--dark-color);}
.settings-item-description { font-size: 12px; color: var(--gray-color); }
.switch { position: relative; display: inline-block; width: 50px; height: 24px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: #ccc; transition: .4s; border-radius: 34px; }
.slider:before { position: absolute; content: ""; height: 18px; width: 18px; left: 3px; bottom: 3px; background-color: white; transition: .4s; border-radius: 50%; }
input:checked + .slider { background-color: var(--primary-color); }
input:checked + .slider:before { transform: translateX(26px); }
.theme-selector { display: flex; gap: 10px; }
.theme-option { width: 25px; height: 25px; border-radius: 50%; cursor: pointer; border: 2px solid transparent; transition: var(--transition); }
.theme-option.active { border-color: var(--primary-color); transform: scale(1.1); }
.theme-blue { background: #5e72e4; }
.theme-green { background: #2dce89; }
.theme-purple { background: #6b5ecd; }
.theme-orange { background: #fb6340; }
.settings-button-danger, .settings-button-primary { border: none; padding: 6px 12px; border-radius: 15px; font-size: 12px; color: white; cursor: pointer; }
.settings-button-danger { background-color: #f5365c; }
.settings-button-primary { background-color: var(--primary-color); }

/* Bottom Navigation */
.bottom-nav { position: fixed; bottom: 0; left: 0; width: 100%; background-color: var(--card-bg-color); display: flex; justify-content: space-around; padding: 10px 0; box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1); z-index: 999; }
.bottom-nav a { display: flex; flex-direction: column; align-items: center; color: var(--gray-color); text-decoration: none; font-size: 12px; }
.bottom-nav a.active { color: var(--primary-color); }
.bottom-nav i { font-size: 20px; margin-bottom: 4px; }