/* ===== CSS Variables ===== */
:root {
    --primary-color: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    --secondary-color: #64748b;
    --accent-color: #06b6d4;
    --text-color: #0f172a;
    --text-light: #475569;
    --text-lighter: #94a3b8;
    --bg-color: #ffffff;
    --bg-light: #f8fafc;
    --bg-lighter: #f1f5f9;
    --bg-dark: #0f172a;
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --success-color: #10b981;
    --error-color: #ef4444;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient-primary: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    --gradient-card: linear-gradient(135deg, rgba(14, 165, 233, 0.1) 0%, rgba(2, 132, 199, 0.1) 100%);
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-color);
    letter-spacing: -0.02em;
    line-height: 1.2;
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.125rem;
    text-align: center;
    color: var(--text-light);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* ===== Header & Navigation ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
}

.nav {
    height: 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 2.5rem;
    width: auto;
}

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

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

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

.nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
}

.nav-toggle,
.nav-close {
    display: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
}

/* ===== Hero Section ===== */
.hero {
    padding-top: 10rem;
    padding-bottom: 7rem;
    background: var(--gradient-hero);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(14, 165, 233, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(2, 132, 199, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.02) 50%, transparent 70%),
        linear-gradient(-45deg, transparent 30%, rgba(255, 255, 255, 0.02) 50%, transparent 70%);
    background-size: 60px 60px;
    opacity: 0.3;
    pointer-events: none;
}

.hero-container {
    max-width: 900px;
    position: relative;
    z-index: 1;
}

.hero-logo {
    height: 140px;
    width: auto;
    margin-bottom: 2.5rem;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.2));
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.hero-description {
    font-size: 1.375rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.7;
    animation: fadeInUp 0.8s ease-out 0.4s both;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.button-hero {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.button-hero:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
    transform: translateY(-3px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Buttons ===== */
.button {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.button-primary {
    background-color: var(--primary-color);
    color: white;
    font-weight: 700;
    padding: 1rem 2.5rem;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.button-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.button-primary:hover::before {
    left: 100%;
}

.button-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-2xl);
}

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

.button-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

/* ===== Features Section ===== */
.features {
    background: linear-gradient(to bottom, white 0%, var(--bg-light) 50%, white 100%);
    position: relative;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background-color: white;
    padding: 2.5rem;
    border-radius: 1.25rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 5rem;
    height: 5rem;
    margin: 0 auto 1.5rem;
    background: var(--primary-color);
    border-radius: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.75rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
}

.feature-icon::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 1.25rem;
    padding: 2px;
    background: var(--primary-color);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-lg);
}

.feature-card:hover .feature-icon::after {
    opacity: 1;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-color);
    letter-spacing: -0.01em;
}

.feature-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== About Section ===== */
.about {
    background-color: white;
}

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

.about-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 2rem;
    text-align: center;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    border-radius: 0.75rem;
    transition: var(--transition);
}

.about-feature:hover {
    background-color: var(--bg-light);
    transform: translateX(5px);
}

.about-feature i {
    color: var(--success-color);
    font-size: 1.5rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(16, 185, 129, 0.2));
}

.about-feature span {
    color: var(--text-color);
    line-height: 1.6;
}

/* ===== Testimonials Section ===== */
.testimonials {
    background: linear-gradient(to bottom, var(--bg-light) 0%, white 50%, var(--bg-light) 100%);
    position: relative;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background-color: white;
    padding: 2.5rem;
    border-radius: 1.25rem;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    font-size: 5rem;
    color: var(--primary-light);
    opacity: 0.1;
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.testimonial-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.testimonial-company {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* ===== Pricing Section ===== */
.pricing {
    background-color: white;
}

.pricing-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background-color: white;
    border: 2px solid var(--border-color);
    border-radius: 1.5rem;
    padding: 3rem 2.5rem;
    text-align: center;
    position: relative;
    transition: var(--transition);
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.pricing-card:hover::before {
    transform: scaleX(1);
}

.pricing-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary-color);
}

.pricing-card.pricing-featured {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(to bottom, white 0%, rgba(14, 165, 233, 0.02) 100%);
}

.pricing-card.pricing-featured::before {
    transform: scaleX(1);
    height: 6px;
}

.pricing-badge {
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: translateX(-50%) scale(1);
    }
    50% {
        transform: translateX(-50%) scale(1.05);
    }
}

.pricing-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-color);
    letter-spacing: -0.01em;
}

.pricing-price {
    margin-bottom: 2rem;
}

.pricing-currency {
    font-size: 1.5rem;
    vertical-align: top;
}

.pricing-amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-color);
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.pricing-features li {
    padding: 0.75rem 0;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pricing-features i {
    color: var(--success-color);
    flex-shrink: 0;
}

.pricing-note {
    text-align: center;
    color: var(--text-light);
    margin-top: 3rem;
    font-size: 0.875rem;
}

/* ===== Pricing Calculator Section ===== */
.calculator {
    background-color: var(--bg-light);
    position: relative;
}

.pricing-region-info {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.pricing-region-badge {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    font-size: 0.9375rem;
    border: 2px solid var(--border-color);
    background-color: white;
    transition: var(--transition);
}

.pricing-region-active {
    border-color: var(--success-color);
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--text-color);
}

.pricing-region-active i {
    color: var(--success-color);
    font-size: 1.125rem;
}

.pricing-region-coming {
    border-color: var(--text-light);
    background-color: var(--bg-light);
    color: var(--text-light);
}

.pricing-region-coming i {
    color: var(--text-light);
    font-size: 1.125rem;
}

.pricing-region-badge strong {
    font-weight: 600;
}

.calculator-container {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.calculator-form {
    background-color: white;
    padding: 2.5rem;
    border-radius: 1.25rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.calculator-payment-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 0.5rem;
    background-color: var(--bg-light);
    border-radius: 0.75rem;
}

.calculator-toggle-label {
    position: relative;
    cursor: pointer;
}

.calculator-radio {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.calculator-toggle-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    border: 2px solid transparent;
    border-radius: 0.5rem;
    background-color: white;
    transition: var(--transition);
    text-align: center;
    gap: 0.5rem;
}

.calculator-radio:checked + .calculator-toggle-option {
    border-color: var(--primary-color);
    background-color: rgba(14, 165, 233, 0.05);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.calculator-toggle-option strong {
    color: var(--text-color);
    font-weight: 600;
    font-size: 0.9375rem;
}

.calculator-toggle-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    background-color: var(--text-light);
    color: white;
}

.calculator-toggle-badge-save {
    background-color: var(--success-color);
}

.calculator-result-subtitle {
    font-size: 0.875rem;
    color: var(--text-light);
    text-align: center;
    margin-top: 0.5rem;
}

.calculator-region-note {
    font-size: 0.75rem;
    color: var(--text-light);
    text-align: center;
    margin-top: 0.75rem;
    padding: 0.5rem;
    background-color: var(--bg-light);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.calculator-region-note i {
    color: var(--primary-color);
    font-size: 0.875rem;
}

.calculator-group {
    margin-bottom: 2rem;
}

.calculator-label {
    display: block;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.calculator-required {
    color: var(--error-color);
    margin-left: 0.25rem;
}

.calculator-input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 0.75rem;
    font-size: 1.125rem;
    font-weight: 600;
    font-family: inherit;
    transition: var(--transition);
    background-color: var(--bg-light);
    text-align: center;
}

.calculator-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: white;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.calculator-hint {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: 0.5rem;
}

.calculator-checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 0.75rem;
    transition: var(--transition);
    background-color: var(--bg-light);
}

.calculator-checkbox-label:hover {
    border-color: var(--primary-color);
    background-color: white;
}

.calculator-checkbox {
    width: 1.25rem;
    height: 1.25rem;
    margin-right: 1rem;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.calculator-checkbox-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
}

.calculator-checkbox-text strong {
    color: var(--text-color);
    font-weight: 600;
}

.calculator-checkbox-price {
    font-size: 0.875rem;
    color: var(--text-light);
}

.calculator-result {
    background-color: white;
    padding: 2.5rem;
    border-radius: 1.25rem;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--primary-color);
    position: sticky;
    top: 6rem;
    height: fit-content;
}

.calculator-result-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-light);
}

.calculator-result-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    text-align: center;
}

.calculator-breakdown {
    margin-bottom: 2rem;
}

.calculator-line-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-light);
}

.calculator-line-item:last-of-type {
    border-bottom: none;
}

.calculator-line-item-addon {
    opacity: 0.7;
}

.calculator-line-label {
    color: var(--text-color);
    font-size: 0.9375rem;
}

.calculator-line-value {
    color: var(--text-color);
    font-weight: 600;
    font-size: 1rem;
}

.calculator-savings {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    margin-top: 0.5rem;
    background-color: rgba(16, 185, 129, 0.1);
    border-radius: 0.5rem;
}

.calculator-savings-label {
    color: var(--success-color);
    font-weight: 600;
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.calculator-savings-value {
    color: var(--success-color);
    font-weight: 700;
    font-size: 1.125rem;
}

.calculator-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    margin-top: 1rem;
    border-top: 2px solid var(--border-color);
}

.calculator-total-label {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-color);
}

.calculator-total-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.calculator-annual-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    margin-top: 0.5rem;
    border-top: 1px solid var(--border-light);
}

.calculator-annual-label {
    font-size: 0.875rem;
    color: var(--text-light);
}

.calculator-annual-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
}

.calculator-note {
    font-size: 0.75rem;
    color: var(--text-light);
    text-align: center;
    margin-top: 1.5rem;
    line-height: 1.6;
}

.calculator-cta {
    width: 100%;
    text-align: center;
    margin-top: 1.5rem;
}

/* ===== Contact Section ===== */
.contact {
    background: linear-gradient(to bottom, white 0%, var(--bg-light) 100%);
    position: relative;
}

.contact-container {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(14, 165, 233, 0.1);
    border-radius: 0.75rem;
    flex-shrink: 0;
}

.contact-item h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.contact-item p {
    color: var(--text-light);
}

.contact-form {
    background-color: white;
    padding: 2.5rem;
    border-radius: 1.25rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 0.75rem;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background-color: var(--bg-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: white;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

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

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 0.5rem;
    display: none;
}

.form-message.success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid var(--success-color);
    display: block;
}

.form-message.error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid var(--error-color);
    display: block;
}

#submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===== Footer ===== */
.footer {
    background-color: var(--bg-dark);
    color: white;
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    height: 3rem;
    width: auto;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* ===== FAQ Styles ===== */
.faq-section {
    background-color: var(--bg-light);
    padding: 5rem 0;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 8px;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    text-align: left;
    background: none;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--bg-light);
}

.faq-question i {
    transition: transform 0.3s ease;
    color: var(--primary-color);
}

.faq-question[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1.5rem;
}

.faq-answer p,
.faq-answer ul {
    padding-bottom: 1.5rem;
    margin: 0;
}

.faq-answer ul {
    padding-left: 1.5rem;
    margin-top: 0.5rem;
}

.faq-answer li {
    margin-bottom: 0.5rem;
}

.faq-answer a {
    color: var(--primary-color);
    text-decoration: none;
}

.faq-answer a:hover {
    text-decoration: underline;
}

.faq-cta {
    background: white;
    padding: 3rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.faq-cta h2 {
    margin-bottom: 1rem;
}

.faq-cta p {
    margin-bottom: 2rem;
    color: var(--text-light);
}

/* Social Links Styles */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

/* Honeypot field (anti-spam) */
.form-group-honeypot {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.social-links i {
    font-size: 1.2rem;
}

/* ===== Responsive Design ===== */
@media screen and (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100%;
        background-color: white;
        padding: 4rem 0 0 3rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }

    .nav-menu.show-menu {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        row-gap: 2rem;
    }

    .nav-toggle,
    .nav-close {
        display: block;
    }

    .nav-close {
        position: absolute;
        top: 1rem;
        right: 1.5rem;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-description {
        font-size: 1.125rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .calculator-container {
        grid-template-columns: 1fr;
    }
    
    .calculator-result {
        position: relative;
        top: 0;
    }
    
    .calculator-payment-toggle {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 576px) {
    .section {
        padding: 3rem 0;
    }

    .hero {
        padding-top: 8rem;
        padding-bottom: 5rem;
    }

    .hero-logo {
        height: 100px;
    }

    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-buttons .button {
        width: 100%;
    }

    .features-grid,
    .testimonials-grid,
    .pricing-content {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 1.75rem;
    }
    
    .section-title::after {
        width: 40px;
        height: 3px;
    }
}