/* ===========================
   CSS Reset & Base Styles
   =========================== */

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

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e8e8e8;
    --text-primary: #000000;
    --text-secondary: #4a4a4a;
    --text-tertiary: #808080;
    --border-color: #d4d4d4;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* ===========================
   Navigation
   =========================== */
.navbar {
    background: var(--bg-primary);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-primary);
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-secondary);
    border-bottom-color: var(--text-primary);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}



.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    padding: 80px 0;
    background: var(--bg-secondary);
    transition: var(--transition);
}

.hero .container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 0;
}



/* ===========================
   Buttons
   =========================== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: 6px;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-primary);
}

.btn-primary:hover {
    background: var(--text-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--text-primary);
    color: var(--bg-primary);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background: var(--text-primary);
    color: var(--bg-primary);
}

/* ===========================
   Waitlist Section
   =========================== */
.waitlist {
    padding: 80px 0;
    background: var(--bg-primary);
    transition: var(--transition);
}

.waitlist h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.waitlist-description {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.waitlist-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.waitlist-form input[type="email"] {
    flex: 1;
    min-width: 250px;
    padding: 0.75rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: var(--transition);
}

.waitlist-form input[type="email"]:focus {
    outline: none;
    border-color: var(--text-primary);
    background: var(--bg-primary);
}

.waitlist-form input[type="email"]::placeholder {
    color: var(--text-tertiary);
}

.waitlist-form button {
    flex-shrink: 0;
}

.tool-request-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tool-request-form textarea {
    width: 100%;
    padding: 0.75rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: var(--transition);
    resize: vertical;
    min-height: 150px;
}

.tool-request-form textarea:focus {
    outline: none;
    border-color: var(--text-primary);
    background: var(--bg-primary);
}

.tool-request-form textarea::placeholder {
    color: var(--text-tertiary);
}

.tool-request-form button {
    align-self: center;
}

.form-message {
    text-align: center;
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 6px;
    font-weight: 500;
    display: none;
}

.form-message.success {
    display: block;
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    display: block;
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===========================
   Page Header
   =========================== */
.page-header {
    padding: 60px 0;
    background: var(--text-primary);
    color: var(--bg-primary);
    text-align: center;
    transition: var(--transition);
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 1.25rem;
    opacity: 0.8;
}

/* ===========================
   Content Sections
   =========================== */
.about-content,
.tools-section,
.blog-posts {
    padding: 60px 0;
    background: var(--bg-primary);
    transition: var(--transition);
}

.about-row {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin: 2rem 0;
}

.about-row .content-block {
    flex: 1;
}

.about-lottie {
    width: 160px;
    height: 160px;
    flex: 0 0 160px;
}

.content-block {
    margin-bottom: 3rem;
}

.content-block h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.content-block p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
}

.values-list {
    list-style: none;
    margin-top: 1.5rem;
}

.values-list li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.values-list li:last-child {
    border-bottom: none;
}

.values-list strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* ===========================
   Blog List
   =========================== */
.blog-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 900px;
    margin: 0 auto;
}

.blog-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
    cursor: pointer;
}

.blog-item:first-child {
    padding-top: 0;
}

.blog-item:hover {
    background: var(--bg-secondary);
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    margin-left: -1.5rem;
    margin-right: -1.5rem;
}

.blog-item-content {
    flex: 1;
}

.blog-item-content h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.blog-item-content p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
}

.blog-item-date {
    flex-shrink: 0;
    margin-left: 2rem;
    font-size: 0.9rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

@media (max-width: 768px) {
    .blog-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .blog-item-date {
        margin-left: 0;
        font-size: 0.85rem;
    }
}

/* ===========================
   Blog Post Page
   =========================== */
.blog-post {
    padding: 60px 0;
    background: var(--bg-primary);
}

.blog-post-header {
    max-width: 800px;
    margin: 0 auto 3rem;
}

.back-link {
    display: inline-block;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 2rem;
    transition: var(--transition);
}

.back-link:hover {
    color: var(--text-primary);
}

.blog-post-meta {
    margin-bottom: 1rem;
}

.blog-post-meta .date {
    color: var(--text-tertiary);
    font-size: 0.95rem;
}

.blog-post-header h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

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

.blog-post-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.blog-post-content h2 {
    font-size: 1.75rem;
    color: var(--text-primary);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

.blog-post-content ul {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.blog-post-content li {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.blog-post-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

@media (max-width: 768px) {
    .blog-post-header h1 {
        font-size: 2rem;
    }
    
    .blog-post-content p,
    .blog-post-content li {
        font-size: 1rem;
    }
    
    .blog-post-content h2 {
        font-size: 1.5rem;
    }
}

/* ===========================
   Tools Grid
   =========================== */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.tool-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.tool-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--text-primary);
}

.tool-card-disabled {
    opacity: 0.6;
    pointer-events: none;
}

.tool-card-disabled:hover {
    box-shadow: none;
    border-color: var(--border-color);
}

.under-construction-banner {
    position: absolute;
    top: 40px;
    right: -80px;
    background: #ff6b6b;
    color: white;
    padding: 5px 80px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    transform: rotate(45deg);
    box-shadow: 0 2px 8px rgba(255, 107, 107, 0.3);
    z-index: 10;
}

.tool-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.tool-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.tool-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.btn-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ===========================
   Footer
   =========================== */
footer {
    background: var(--text-primary);
    color: var(--text-tertiary);
    padding: 2rem 0;
    margin-top: 4rem;
    transition: var(--transition);
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.footer-links a {
    color: var(--bg-primary);
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow-md);
    }

    .nav-links.active {
        display: flex;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .waitlist h2 {
        font-size: 2rem;
    }
    
    .waitlist-form {
        flex-direction: column;
    }
    
    .waitlist-form input[type="email"],
    .waitlist-form button {
        width: 100%;
    }

    .about-row {
        flex-direction: row;
        align-items: flex-start;
    }

    .about-lottie {
        width: 110px;
        height: 110px;
        flex: 0 0 110px;
        margin-top: 0.25rem;
    }

    footer .container {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .btn {
        width: 100%;
        text-align: center;
    }
}

/* ===========================
   Reduced Motion Support
   =========================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}