:root {
    /* Enhanced color palette with more depth */
    --dark-bg: #131620;
    --dark-card-bg: #1e2235;
    --dark-accent-bg: #272d42;
    --dark-text: #ffffff;
    --dark-subtext: rgba(255, 255, 255, 0.75);
    --accent-color: #ff8c38;
    --accent-color-hover: #ff7b1f;
    --accent-color-soft: rgba(255, 140, 56, 0.15);
    --light-bg: #f8f9fc;
    --light-card-bg: #ffffff;
    --light-accent-bg: #f0f2f8;
    --light-text: #2c2c2c;
    --light-subtext: rgba(44, 44, 44, 0.7);
    --header-height: 70px;
    --shadow-dark: 0 6px 12px rgba(0, 0, 0, 0.25);
    --shadow-light: 0 8px 16px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --border-radius: 10px;
    --input-shadow-focus-dark: 0 0 0 2px rgba(255, 140, 56, 0.3);
    --input-shadow-focus-light: 0 0 0 2px rgba(255, 140, 56, 0.2);
}

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

body {
    font-family: 'Montserrat', sans-serif;
    transition: var(--transition);
    min-height: 100vh;
    line-height: 1.5;
}

/* Theme Styles */
body.dark-theme {
    background-color: var(--dark-bg);
    color: var(--dark-text);
}

body.light-theme {
    background-color: var(--light-bg);
    color: var(--light-text);
}

/* Header Styles */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 32px;
    height: var(--header-height);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: var(--transition);
    backdrop-filter: blur(8px);
}

body.dark-theme header {
    background-color: rgba(19, 22, 32, 0.9);
    box-shadow: var(--shadow-dark);
}

body.light-theme header {
    background-color: rgba(248, 249, 252, 0.9);
    box-shadow: var(--shadow-light);
}

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

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background-color: var(--accent-color);
    color: white;
    position: relative;
    box-shadow: 0 3px 6px rgba(255, 140, 56, 0.3);
    transition: var(--transition);
}

.logo:hover .logo-icon {
    transform: rotate(45deg);
}

.logo-icon i {
    font-size: 16px;
}

.logo h1 {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.search-container {
    position: relative;
    width: 240px;
    transition: var(--transition);
}

.search-container:focus-within {
    width: 300px;
}

.search-container input {
    width: 100%;
    padding: 10px 16px 10px 38px;
    border-radius: 30px;
    border: none;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    transition: var(--transition);
}

body.dark-theme .search-container input {
    background-color: var(--dark-accent-bg);
    color: var(--dark-text);
}

body.light-theme .search-container input {
    background-color: var(--light-accent-bg);
    color: var(--light-text);
}

.search-container input:focus {
    outline: none;
}

body.dark-theme .search-container input:focus {
    box-shadow: var(--input-shadow-focus-dark);
}

body.light-theme .search-container input:focus {
    box-shadow: var(--input-shadow-focus-light);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent-color);
    font-size: 14px;
}

#theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 20px;
    color: inherit;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    position: relative;
}

body.dark-theme #theme-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

body.light-theme #theme-toggle:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

#theme-toggle::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    opacity: 0;
    transition: var(--transition);
}

#theme-toggle:active::after {
    opacity: 0.2;
    width: 80%;
    height: 80%;
    background-color: var(--accent-color);
}

.donate-btn {
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 30px;
    padding: 10px 24px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 8px rgba(255, 140, 56, 0.25);
    display: flex;
    align-items: center;
    gap: 8px;
}

.donate-btn i {
    font-size: 14px;
}

.donate-btn:hover {
    background-color: var(--accent-color-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(255, 140, 56, 0.3);
}

.donate-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(255, 140, 56, 0.25);
}

/* Main Content Styles */
main {
    padding: 40px 32px;
    max-width: 1200px;
    margin: 0 auto;
}

.tools-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.tools-header h2 {
    font-size: 24px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tools-header h2 i {
    font-size: 18px;
    opacity: 0.8;
    color: var(--accent-color);
}

.view-toggle {
    display: flex;
    gap: 8px;
    background-color: var(--dark-accent-bg);
    padding: 4px;
    border-radius: 30px;
}

body.light-theme .view-toggle {
    background-color: var(--light-accent-bg);
}

.view-toggle button {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    color: inherit;
    opacity: 0.6;
    transition: var(--transition);
    padding: 8px 12px;
    border-radius: 20px;
}

.view-toggle button.active {
    opacity: 1;
    background-color: var(--accent-color);
    color: white;
}

/* Tools Container Styles */
.tools-container {
    display: grid;
    gap: 24px;
    transition: var(--transition);
}

.tools-container a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.tools-container a:hover {
    text-decoration: none;
}

.tools-container.grid-view {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.tools-container.list-view {
    grid-template-columns: 1fr;
}

.tool-card {
    border-radius: var(--border-radius);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    border: 1px solid transparent;
}

body.dark-theme .tool-card {
    background-color: var(--dark-card-bg);
    box-shadow: var(--shadow-dark);
}

body.light-theme .tool-card {
    background-color: var(--light-card-bg);
    box-shadow: var(--shadow-light);
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background-color: var(--accent-color);
    transition: var(--transition);
}

.tool-card:hover::before {
    height: 100%;
}

body.dark-theme .tool-card:hover {
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

body.light-theme .tool-card:hover {
    border-color: rgba(0, 0, 0, 0.05);
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.tool-card:hover .tool-arrow {
    opacity: 1;
    transform: translateX(0);
}

.tool-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    color: var(--accent-color);
    font-size: 22px;
    transition: var(--transition);
    flex-shrink: 0;
}

body.dark-theme .tool-icon {
    background-color: var(--accent-color-soft);
}

body.light-theme .tool-icon {
    background-color: var(--accent-color-soft);
}

.tool-card:hover .tool-icon {
    transform: scale(1.1);
    color: white;
    background-color: var(--accent-color);
}

.tool-info {
    flex: 1;
}

.tool-info h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    transition: var(--transition);
}

.tool-card:hover .tool-info h3 {
    color: var(--accent-color);
}

.tool-info p {
    font-size: 14px;
    line-height: 1.5;
}

body.dark-theme .tool-info p {
    color: var(--dark-subtext);
}

body.light-theme .tool-info p {
    color: var(--light-subtext);
}

.tool-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.7;
    transition: var(--transition);
    color: var(--accent-color);
    transform: translateX(-10px);
    font-size: 16px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--accent-color-soft);
    flex-shrink: 0;
}

.tool-card:hover .tool-arrow {
    background-color: var(--accent-color);
    color: white;
}

/* Badge Styles */
.badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 8px;
    border-radius: 30px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-new {
    background-color: #3dd598;
    color: white;
}

.badge-popular {
    background-color: #ff6b6b;
    color: white;
}

/* Animations */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Footer Styles */
footer {
    padding: 40px 32px;
    text-align: center;
    margin-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

body.light-theme footer {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

footer p {
    font-size: 14px;
    opacity: 0.7;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 16px;
}

.footer-links a {
    color: inherit;
    text-decoration: none;
    font-size: 14px;
    opacity: 0.7;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--accent-color);
}

/* Responsive Styles */
@media (max-width: 960px) {
    .search-container {
        width: 200px;
    }
    
    .search-container:focus-within {
        width: 240px;
    }
}

@media (max-width: 768px) {
    header {
        padding: 0 20px;
    }
    
    .search-container {
        display: none;
    }
    
    .tools-container.grid-view {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
    
    .tools-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .tools-header .view-toggle {
        align-self: flex-end;
    }

    .header-actions .donate-btn {
        padding: 8px 16px;
        font-size: 14px;
    }
    
    main {
        padding: 32px 20px;
    }
}

@media (max-width: 480px) {
    header {
        padding: 0 16px;
    }
    
    .logo h1 {
        font-size: 18px;
    }
    
    main {
        padding: 24px 16px;
    }
    
    .tools-header h2 {
        font-size: 20px;
    }
    
    .tool-card {
        padding: 16px;
    }
    
    .donate-btn span {
        display: none;
    }
    
    .donate-btn {
        padding: 8px;
        width: 36px;
        height: 36px;
        justify-content: center;
    }
}