/* ============================================
   WattWise Living - Main Stylesheet
   ============================================ */

/* CSS Variables */
:root {
    --primary: #1a5f2a;
    --primary-dark: #134a20;
    --primary-light: #2d8a42;
    --secondary: #f5a623;
    --accent: #e74c3c;
    --dark: #1a1a2e;
    --dark-light: #2d2d44;
    --light: #f8f9fa;
    --white: #ffffff;
    --gray: #6c757d;
    --gray-light: #e9ecef;
    --gray-dark: #495057;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
    --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-main);
    line-height: 1.7;
    color: var(--dark);
    background: var(--light);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a:hover {
    color: var(--primary-dark);
}

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

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
}

.logo-icon {
    font-size: 1.8rem;
}

.logo-accent {
    color: var(--primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 4px;
    align-items: center;
}

.nav-link {
    display: block;
    padding: 8px 14px;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--gray-dark);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: rgba(26, 95, 42, 0.08);
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-arrow {
    font-size: 0.7rem;
    margin-left: 4px;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 220px;
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    list-style: none;
    z-index: 100;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    font-size: 0.9rem;
    color: var(--gray-dark);
    transition: var(--transition);
}

.dropdown-menu a:hover {
    background: var(--light);
    color: var(--primary);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 24px 80px;
    max-width: var(--max-width);
    margin: 0 auto;
    gap: 60px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    color: var(--dark);
    margin-bottom: 24px;
}

.highlight {
    color: var(--primary);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 0;
    right: 0;
    height: 8px;
    background: rgba(26, 95, 42, 0.15);
    border-radius: 4px;
    z-index: -1;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--gray);
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(26, 95, 42, 0.3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(26, 95, 42, 0.4);
    color: var(--white);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray);
    font-weight: 500;
}

/* Hero Visual */
.hero-image {
    flex: 0 0 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-visual {
    position: relative;
    width: 320px;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.energy-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 3px solid rgba(26, 95, 42, 0.1);
    border-radius: 50%;
    animation: pulse-ring 3s ease-in-out infinite;
}

.ring-2 {
    width: 70%;
    height: 70%;
    border-color: rgba(26, 95, 42, 0.2);
    animation-delay: 1s;
}

.energy-icon {
    font-size: 5rem;
    z-index: 2;
    animation: float 4s ease-in-out infinite;
}

@keyframes pulse-ring {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 1; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* ============================================
   Sections
   ============================================ */
section {
    padding: 80px 0;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 12px;
    color: var(--dark);
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    font-size: 1.1rem;
    margin-bottom: 48px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Featured Section */
.featured-section {
    background: var(--white);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.featured-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--gray-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.featured-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--secondary);
    color: var(--dark);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.featured-card h3 {
    font-size: 1.15rem;
    margin-bottom: 12px;
}

.featured-card h3 a {
    color: var(--dark);
}

.featured-card h3 a:hover {
    color: var(--primary);
}

.featured-card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.card-meta {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--gray);
}

.card-category {
    background: var(--light);
    padding: 2px 10px;
    border-radius: 12px;
    font-weight: 500;
}

/* Reviews Section */
.reviews-section {
    background: linear-gradient(135deg, var(--light) 0%, var(--white) 100%);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.review-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--gray-light);
}

.review-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.review-image {
    height: 180px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
}

.review-placeholder {
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
    padding: 20px;
}

.review-content {
    padding: 24px;
}

.review-content h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.review-content h3 a {
    color: var(--dark);
}

.review-content h3 a:hover {
    color: var(--primary);
}

.review-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.stars {
    color: var(--secondary);
    font-size: 1.1rem;
    letter-spacing: 2px;
}

.rating-score {
    font-weight: 700;
    color: var(--dark);
    font-size: 0.9rem;
}

.review-content p {
    color: var(--gray);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.read-more {
    font-weight: 600;
    font-size: 0.9rem;
}

/* Tools Section */
.tools-section {
    background: var(--white);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.tool-card {
    background: var(--light);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.tool-card:hover {
    background: var(--white);
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.tool-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.tool-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--dark);
}

.tool-card p {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Newsletter Section */
.newsletter-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
    padding: 80px 24px;
}

.newsletter-content {
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-content h2 {
    font-size: 2rem;
    margin-bottom: 12px;
}

.newsletter-content p {
    opacity: 0.9;
    margin-bottom: 32px;
    font-size: 1.05rem;
}

.newsletter-form {
    display: flex;
    gap: 12px;
    max-width: 480px;
    margin: 0 auto 16px;
    flex-wrap: wrap;
}

.newsletter-form input {
    flex: 1;
    min-width: 200px;
    padding: 14px 20px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    outline: none;
}

.newsletter-form input::placeholder {
    color: var(--gray);
}

.newsletter-form .btn-primary {
    background: var(--secondary);
    color: var(--dark);
    box-shadow: 0 4px 16px rgba(245, 166, 35, 0.3);
}

.newsletter-form .btn-primary:hover {
    background: #e69512;
    transform: translateY(-2px);
}

.newsletter-note {
    font-size: 0.85rem;
    opacity: 0.7;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 24px 0;
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr repeat(4, 1fr);
    gap: 40px;
    padding-bottom: 40px;
}

.footer-brand p {
    opacity: 0.7;
    font-size: 0.92rem;
    line-height: 1.7;
    margin: 16px 0;
}

.footer-logo {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-logo .logo-accent {
    color: var(--primary-light);
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-column h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--white);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 10px;
}

.footer-column a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-column a:hover {
    color: var(--white);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px;
    text-align: center;
    max-width: var(--max-width);
    margin: 0 auto;
}

.footer-bottom p {
    opacity: 0.5;
    font-size: 0.85rem;
}

.footer-bottom a {
    color: rgba(255,255,255,0.5);
}

.affiliate-disclosure {
    margin-top: 8px;
    font-size: 0.8rem !important;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        flex: none;
        width: 280px;
        height: 280px;
    }

    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 4px;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        padding: 12px 16px;
        width: 100%;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding-left: 20px;
        display: none;
    }

    .dropdown.active .dropdown-menu {
        display: block;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .hero-visual {
        width: 220px;
        height: 220px;
    }

    .energy-icon {
        font-size: 3.5rem;
    }

    .featured-grid {
        grid-template-columns: 1fr;
    }

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

    .newsletter-form input,
    .newsletter-form .btn {
        width: 100%;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .featured-card,
    .review-card,
    .tool-card {
        padding: 24px;
    }
}

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

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: var(--white);
    padding: 8px 16px;
    z-index: 10000;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}

/* Print styles */
@media print {
    .navbar, .newsletter-section, .footer {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: 20px;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }
}

/* ============================================
   Additional Styles for Inner Pages
   ============================================ */

/* About Page */
.about-hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 100px 24px 60px;
    text-align: center;
}

.about-hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.about-tagline {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.about-content {
    padding: 60px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 48px;
}

.about-main h2 {
    font-size: 1.6rem;
    color: var(--dark);
    margin: 40px 0 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--gray-light);
}

.about-main h2:first-child {
    margin-top: 0;
}

.about-main p {
    color: var(--gray-dark);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-list {
    list-style: none;
    padding: 0;
}

.about-list li {
    padding: 12px 0 12px 32px;
    position: relative;
    color: var(--gray-dark);
    line-height: 1.7;
    border-bottom: 1px solid var(--gray-light);
}

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

.about-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.standards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.standard-card {
    background: var(--light);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    transition: var(--transition);
}

.standard-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.standard-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.standard-card h3 {
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--dark);
}

.standard-card p {
    font-size: 0.9rem;
    color: var(--gray);
    margin: 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.team-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
}

.team-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.team-avatar {
    font-size: 4rem;
    margin-bottom: 12px;
}

.team-card h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.team-role {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.team-card p {
    font-size: 0.9rem;
    color: var(--gray);
    margin: 0;
}

.contact-info {
    background: var(--light);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-top: 20px;
}

.contact-info p {
    margin-bottom: 8px;
}

.about-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}

.sidebar-card h3 {
    font-size: 1rem;
    margin-bottom: 12px;
    color: var(--dark);
}

.sidebar-card p {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 12px;
}

.sidebar-card p:last-child {
    margin-bottom: 0;
}

.promise-list {
    list-style: none;
    padding: 0;
}

.promise-list li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--gray-dark);
}

.social-links-large {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.social-links-large a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: var(--light);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--dark);
    transition: var(--transition);
}

.social-links-large a:hover {
    background: var(--primary);
    color: var(--white);
}

/* Contact Page */
.contact-section {
    padding: 40px 0 80px;
}

.contact-header {
    text-align: center;
    margin-bottom: 48px;
}

.contact-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 16px;
}

.contact-header p {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form-wrapper h2 {
    font-size: 1.4rem;
    margin-bottom: 24px;
}

.contact-form {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: var(--dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 95, 42, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-info-wrapper {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.contact-info-card h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: var(--dark);
}

.contact-info-card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 8px;
}

.contact-info-card p:last-child {
    margin-bottom: 0;
}

.contact-info-card ul {
    list-style: none;
    padding: 0;
}

.contact-info-card li {
    padding: 6px 0;
    color: var(--gray);
    font-size: 0.95rem;
}

/* Privacy Policy & Terms Pages */
.policy-section {
    padding: 40px 0 80px;
}

.policy-container {
    max-width: 800px;
}

.policy-container h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 8px;
}

.policy-date {
    color: var(--gray);
    margin-bottom: 40px;
    font-size: 0.95rem;
}

.policy-content {
    line-height: 1.8;
}

.policy-block {
    margin-bottom: 40px;
}

.policy-block h2 {
    font-size: 1.3rem;
    color: var(--dark);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary);
    display: inline-block;
}

.policy-block h3 {
    font-size: 1.1rem;
    color: var(--dark);
    margin: 24px 0 12px;
}

.policy-block p {
    color: var(--gray-dark);
    margin-bottom: 12px;
}

.policy-block ul {
    margin-bottom: 16px;
    padding-left: 24px;
}

.policy-block li {
    color: var(--gray-dark);
    margin-bottom: 8px;
    line-height: 1.7;
}

.policy-block strong {
    color: var(--dark);
}

/* Tools Page */
.tools-page-section {
    padding: 40px 0 80px;
}

.tools-page-header {
    text-align: center;
    margin-bottom: 48px;
}

.tools-page-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 12px;
}

.tools-page-header p {
    color: var(--gray);
    font-size: 1.1rem;
}

.calculator-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin-bottom: 32px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.calculator-card h2 {
    font-size: 1.4rem;
    margin-bottom: 8px;
    text-align: center;
}

.calculator-card > p {
    text-align: center;
    color: var(--gray);
    margin-bottom: 32px;
}

.calc-form {
    display: grid;
    gap: 20px;
}

.calc-form .form-group {
    margin-bottom: 0;
}

.calc-form .btn {
    width: 100%;
    margin-top: 10px;
}

/* Blog Page */
.blog-section {
    padding: 40px 0 80px;
}

.blog-header {
    text-align: center;
    margin-bottom: 48px;
}

.blog-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 12px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.blog-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.blog-card-image {
    height: 180px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.blog-card-content {
    padding: 24px;
}

.blog-card-content h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.blog-card-content h3 a {
    color: var(--dark);
}

.blog-card-content h3 a:hover {
    color: var(--primary);
}

.blog-card-content p {
    color: var(--gray);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 12px;
}

.blog-meta {
    display: flex;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--gray);
}

/* Responsive */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .about-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .about-hero {
        padding: 80px 20px 40px;
    }

    .standards-grid {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 24px;
    }

    .calculator-card {
        padding: 24px;
    }
}