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

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #ec4899;
    --success: #10b981;
    --danger: #ef4444;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --gray: #64748b;
    --light: #f1f5f9;
    --white: #ffffff;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Hero Section */
.hero {
    padding: 100px 0 80px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--white);
}

.gradient-text {
    background: linear-gradient(135deg, #fff 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 50px;
    font-weight: 300;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 5px;
}

/* Tools Section */
.tools-section {
    padding: 40px 0 100px;
}

.tool-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.2);
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.tool-icon {
    font-size: 3rem;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.tool-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 5px;
}

.tool-description {
    color: var(--gray);
    font-size: 1rem;
}

.tool-body {
    margin-top: 20px;
}

/* Forms */
.tool-form {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.input-field {
    flex: 1;
    padding: 15px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
}

.input-field:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.textarea-field {
    resize: vertical;
    min-height: 80px;
}

/* Buttons */
.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
    white-space: nowrap;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary) 0%, #db2777 100%);
    color: var(--white);
    box-shadow: 0 10px 25px rgba(236, 72, 153, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(236, 72, 153, 0.4);
}

.btn-copy {
    background: var(--success);
    color: var(--white);
    padding: 12px 25px;
}

.btn-copy:hover {
    background: #059669;
}

/* Result Boxes */
.result-box {
    background: #f8fafc;
    border-radius: 12px;
    padding: 25px;
    margin-top: 20px;
}

.result-box.hidden {
    display: none;
}

.result-header {
    margin-bottom: 15px;
}

.result-label {
    font-weight: 600;
    color: var(--dark);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.result-content {
    display: flex;
    gap: 10px;
}

.result-input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Courier New', monospace;
    background: var(--white);
}

/* QR Code Display */
.qr-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.qr-display img {
    max-width: 300px;
    border: 5px solid var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

/* Screenshot Display */
.screenshot-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.screenshot-display img {
    max-width: 100%;
    border: 5px solid var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

/* Loading */
.loading {
    text-align: center;
    padding: 40px;
}

.loading.hidden {
    display: none;
}

.loader {
    width: 50px;
    height: 50px;
    border: 5px solid #e2e8f0;
    border-top-color: var(--primary);
    border-radius: 50%;
    margin: 0 auto 20px;
    animation: spin 1s linear infinite;
}

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

/* Meta Grid */
.meta-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.meta-item {
    padding: 15px;
    background: var(--white);
    border-radius: 8px;
    border-left: 4px solid var(--primary);
}

.meta-item strong {
    display: block;
    color: var(--dark);
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.meta-item span {
    color: var(--gray);
    word-break: break-all;
}

/* Ad Containers */
.ad-container {
    text-align: center;
    margin: 30px 0;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.ad-header {
    margin-top: 20px;
}

.ad-sidebar {
    background: var(--white);
    padding: 30px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.ad-content {
    background: var(--white);
    padding: 30px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    padding: 30px 0;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .tool-form {
        flex-direction: column;
    }

    .tool-card {
        padding: 25px;
    }

    .tool-header {
        flex-direction: column;
        text-align: center;
    }

    .hero-stats {
        gap: 30px;
    }

    .stat-number {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .tool-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
}