/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --success: #10b981;
    --dark: #1f2937;
    --darker: #111827;
    --light: #f9fafb;
    --gray: #6b7280;
    --light-gray: #e5e7eb;
    --white: #ffffff;
    --border-radius: 16px;
    --card-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: var(--dark);
    line-height: 1.6;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== HEADER ===== */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 16px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    text-decoration: none;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

.logo span {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-link {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s;
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: width 0.3s;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 80px 0;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.2;
    text-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 40px;
}

/* ===== SEARCH BOX ===== */
.search-box {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 50px;
    padding: 4px;
    box-shadow: 0 20px 30px -10px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 10;
}

.search-input {
    flex: 1;
    padding: 16px 24px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    background: transparent;
}

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

.search-btn {
    padding: 12px 28px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    border-radius: 50px;
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    margin: 4px;
}

.search-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px var(--primary);
}

/* ===== FEATURED SECTION ===== */
.featured-section {
    padding: 60px 0;
}

.featured-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 48px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
}

.featured-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
}

.featured-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
    box-shadow: 0 4px 10px rgba(236, 72, 153, 0.3);
}

.featured-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--dark), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.featured-description {
    color: var(--gray);
    font-size: 1.1rem;
    margin-bottom: 24px;
    line-height: 1.8;
}

.featured-stats {
    display: flex;
    gap: 24px;
    margin-bottom: 32px;
}

.featured-stat {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--dark);
    font-weight: 500;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    box-shadow: 0 10px 20px -5px var(--primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 30px -5px var(--primary);
}

/* ===== TOOLS SECTION ===== */
.tools-section {
    padding: 60px 0;
    background: var(--white);
    border-radius: 40px 40px 0 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 48px;
    background: linear-gradient(135deg, var(--dark), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tool-category {
    margin-bottom: 48px;
}

.category-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 24px;
    padding-left: 16px;
    border-left: 4px solid var(--primary);
    color: var(--dark);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.tool-card {
    background: var(--light);
    padding: 24px;
    border-radius: var(--border-radius);
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--light-gray);
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: translateX(-100%);
    transition: transform 0.3s;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow);
    border-color: transparent;
}

.tool-card:hover::before {
    transform: translateX(0);
}

.tool-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.tool-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}

.tool-description {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 16px;
    line-height: 1.5;
}

.tool-uses {
    display: inline-block;
    background: linear-gradient(135deg, var(--light), var(--white));
    padding: 4px 12px;
    border-radius: 50px;
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 600;
}

/* ===== AD CARD ===== */
.ad-card {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border: 2px dashed var(--primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    position: relative;
    cursor: default;
}

.ad-card:hover {
    transform: none;
    box-shadow: none;
}

.ad-card:hover::before {
    transform: translateX(-100%);
}

.ad-label {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--primary);
    color: var(--white);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
}

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

/* ===== STATS SECTION ===== */
.stats-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--dark), var(--darker));
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 32px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    transition: transform 0.3s;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--white), #e0e0e0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--darker);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    margin-bottom: 48px;
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 12px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.footer-text {
    color: #9ca3af;
    line-height: 1.8;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s, transform 0.3s;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--white);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #9ca3af;
}

/* ===== SPEED TEST PAGE ===== */
.speed-test-container {
    max-width: 800px;
    margin: 40px auto;
    background: var(--white);
    border-radius: 32px;
    padding: 48px;
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
}

.speed-test-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
}

.page-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 32px;
    background: linear-gradient(135deg, var(--dark), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.isp-info {
    background: linear-gradient(135deg, var(--light), var(--white));
    border-radius: 20px;
    padding: 24px;
    margin-bottom: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--light-gray);
    position: relative;
    overflow: hidden;
}

.isp-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.isp-details {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.isp-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
}

.isp-ip,
.isp-location {
    color: var(--gray);
    font-size: 0.95rem;
}

.speed-meter {
    text-align: center;
    margin: 40px 0;
    position: relative;
}

.speed-meter::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.main-speed {
    font-size: 5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    position: relative;
    z-index: 1;
}

.main-unit {
    font-size: 1.5rem;
    color: var(--gray);
    margin-left: 8px;
}

.main-label {
    font-size: 1.25rem;
    color: var(--gray);
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.stats-row {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin: 40px 0;
    padding: 24px;
    background: linear-gradient(135deg, var(--light), var(--white));
    border-radius: 60px;
    border: 1px solid var(--light-gray);
}

.stat {
    text-align: center;
    position: relative;
}

.stat:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -24px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 40px;
    background: var(--light-gray);
}

.stat-label {
    color: var(--gray);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark);
}

.stat-unit {
    color: var(--gray);
    font-size: 0.9rem;
    margin-left: 2px;
}

.progress-bar {
    height: 8px;
    background: var(--light-gray);
    border-radius: 4px;
    margin: 30px 0 15px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    width: 0%;
    transition: width 0.3s;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.status-text {
    text-align: center;
    color: var(--gray);
    font-size: 1rem;
    margin-bottom: 30px;
}

.test-btn {
    width: 100%;
    padding: 20px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    border: none;
    border-radius: 60px;
    font-size: 1.25rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
}

.test-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transition: width 0.6s, height 0.6s;
}

.test-btn:hover::before {
    width: 300px;
    height: 300px;
}

.test-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 20px 30px -5px var(--primary);
}

.test-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.ad-container {
    margin: 30px 0;
    min-height: 100px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    border: 2px dashed var(--primary);
    padding: 20px;
}

/* ===== PRIVACY PAGE ===== */
.privacy-container {
    max-width: 800px;
    margin: 40px auto;
    background: var(--white);
    border-radius: 32px;
    padding: 48px;
    box-shadow: var(--card-shadow);
}

.privacy-container h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--dark), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.privacy-container h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 32px 0 16px;
    color: var(--dark);
    position: relative;
    padding-bottom: 8px;
}

.privacy-container h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.privacy-container p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 16px;
}

.privacy-container ul {
    color: var(--gray);
    line-height: 1.8;
    margin-left: 24px;
    margin-bottom: 24px;
}

.privacy-container li {
    margin-bottom: 8px;
}

.last-updated {
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--light-gray);
    color: var(--gray);
    font-style: italic;
    text-align: center;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .featured-card {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .featured-stats {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .stats-row {
        flex-direction: column;
        gap: 20px;
    }
    
    .stat:not(:last-child)::after {
        display: none;
    }
    
    .speed-test-container {
        padding: 32px 20px;
    }
    
    .main-speed {
        font-size: 3.5rem;
    }
    
    .privacy-container {
        padding: 32px 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .search-box {
        flex-direction: column;
        background: transparent;
        gap: 10px;
    }
    
    .search-input {
        border-radius: 50px;
        padding: 15px;
        background: var(--white);
    }
    
    .featured-stats {
        flex-direction: column;
        gap: 12px;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
}