/* 
==============================================
 Adwave Website Styles
 Author: Developer
 Description: Stylesheet for Adwave one-pager marketing website
==============================================
*/

/* 
 * TABLE OF CONTENTS:
 * 1. CSS Reset and Base Styles
 * 2. Typography
 * 3. Layout and Container
 * 4. Navigation
 * 5. Hero Section
 * 6. Stats Section
 * 7. Acquisition Section
 * 8. Quality Users Section
 * 9. Contact Section
 * 10. Footer
 * 11. Utilities
 * 12. Media Queries
 */

/* ========== 1. CSS Reset and Base Styles ========== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
        Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

a {
    text-decoration: none;
    color: #0066cc;
    transition: color 0.3s ease;
}

a:hover {
    color: #004080;
}

/* ========== 2. Typography ========== */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 0.5em;
    line-height: 1.2;
    font-weight: 700;
    color: #1a1a1a;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    text-align: center;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: #666;
    max-width: 800px;
    margin: 0 auto 3rem;
}

/* ========== 3. Layout and Container ========== */
.container {
    width: 100%; 
    max-width: 1141px;
    margin: 0 auto;
    padding: 0 1rem;
}

section {
    padding: 80px 0;
}

/* ========== 4. Navigation ========== */
#navbar {
    position: sticky;
    top: 0;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-menu li a {
    color: #333;
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #0066cc;
    transition: width 0.3s ease;
}

.nav-menu li a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    transition: all 0.3s ease;
    background-color: #333;
}

/* ========== 5. Hero Section ========== */
#hero {
    padding-top: 60px;
    text-align: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #0066cc, #5c9dff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 3rem;
}

.video-container {
    max-width: 800px;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

.video-container video {
    width: 100%;
    border-radius: 8px;
}

.video-description {
    font-size: 0.875rem;
    color: #666;
    text-align: center;
    margin-top: 1rem;
}

/* ========== 6. Stats Section ========== */
#stats {
    background-color: #f9f9f9;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
    margin-top: 3rem;
}

.stat-item {
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #0066cc;
    line-height: 1;
    display: inline-block;
}

.stat-plus {
    font-size: 2rem;
    font-weight: 700;
    color: #0066cc;
}

.stat-item p {
    font-size: 1.125rem;
    margin-top: 1rem;
    margin-bottom: 0;
    color: #666;
}

/* ========== 7. Acquisition Section ========== */
.strategies-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.strategy-item {
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.strategy-icon {
    width: 60px;
    height: 60px;
    background: #e6f0ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: #0066cc;
}

.strategy-item h3 {
    margin-bottom: 1rem;
}

.strategy-item p {
    color: #666;
    margin-bottom: 0;
}

/* ========== 8. Quality Users Section ========== */
#quality-users {
    background-color: #f9f9f9;
}

.quality-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.quality-image img {
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.quality-image figcaption {
    font-size: 0.875rem;
    color: #666;
    text-align: center;
    margin-top: 1rem;
}

.feature-list {
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.feature-item svg {
    color: #0066cc;
    margin-right: 1rem;
    flex-shrink: 0;
}

.feature-item span {
    font-weight: 500;
}

/* ========== 9. Contact Section ========== */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #0066cc;
    outline: none;
}

/* Honeypot field to prevent spam */
.honeypot-field {
    display: none;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: #0066cc;
    color: white;
    width: 100%;
}

.btn-primary:hover {
    background-color: #004080;
}

/* ========== 10. Footer ========== */
#footer {
    background-color: #1a1a1a;
    color: #fff;
    padding: 2rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-nav ul {
    display: flex;
    gap: 2rem;
}

.footer-nav a {
    color: #fff;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-nav a:hover {
    opacity: 1;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: #fff;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.social-links a:hover {
    opacity: 1;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

.legal-links {
    display: flex;
    gap: 1.5rem;
}

.legal-links a {
    color: #fff;
    opacity: 0.8;
}

.legal-links a:hover {
    opacity: 1;
}

/* ========== 11. Utilities ========== */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 2.5rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 2.5rem; }

/* ========== 12. Media Queries ========== */
@media (max-width: 992px) {
    .quality-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .quality-image {
        max-width: 600px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: #fff;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
        padding: 2rem 0;
        gap: 1.5rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: block;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;