/* SmartFAQ Design System */
:root {
    /* Color Palette */
    --primary-blue: #2563EB;
    --primary-hover: #1D4ED8;
    --dark-navy: #0F172A;
    --light-gray: #F8FAFC;
    --neutral-gray: #64748B;
    --accent-blue: #38BDF8;
    --white: #ffffff;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-primary: 0 10px 15px -3px rgba(37, 99, 235, 0.2);

    /* Radii */
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Spacing */
    --container-padding: 2rem;
    --max-width: 1200px;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--white);
    color: var(--dark-navy);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

/* Typography */
h1,
h2,
h3,
h4 {
    color: var(--dark-navy);
    line-height: 1.2;
    font-weight: 700;
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.025em;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
}

h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

p {
    color: var(--neutral-gray);
    margin-bottom: 1.5rem;
}

.text-center {
    text-align: center;
}

.text-lg {
    font-size: 1.125rem;
}

.text-sm {
    font-size: 0.875rem;
}

/* Layout Utilities */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: 5rem 0;
}

.section-bg {
    background-color: var(--light-gray);
}

.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: 1fr;
}

.grid-3 {
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr 1fr;
    }

    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    h1 {
        font-size: 3.5rem;
    }

    h2 {
        font-size: 2.5rem;
    }
}

.flex {
    display: flex;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

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

.gap-4 {
    gap: 1rem;
}

.gap-2 {
    gap: 0.5rem;
}

.flex-col {
    flex-direction: column;
}

@media (min-width: 768px) {
    .md-flex-row {
        flex-direction: row;
    }
}

/* Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 15px 20px -3px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--dark-navy);
    border: 1px solid #e2e8f0;
}

.btn-secondary:hover {
    background-color: var(--light-gray);
    border-color: #cbd5e1;
}

.card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

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

/* Navbar */
.navbar {
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: opacity 0.2s;
}

.logo:hover {
    opacity: 0.9;
}

.lang-toggle {
    background: var(--light-gray);
    border: 1px solid #e2e8f0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    /* Circle shape */
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    font-size: 1.5rem;
    /* Larger emoji */
}

.lang-toggle:hover {
    background: #e2e8f0;
    transform: scale(1.05);
}

.flag-btn {
    background: transparent;
    border: 2px solid transparent;
    /* Reserve space for border */
    cursor: pointer;
    padding: 2px;
    border-radius: 50%;
    transition: all 0.2s ease;
    opacity: 0.8;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 2px;
}

.flag-btn img {
    height: 28px;
    width: 28px;
    /* Make strict circle/square aspect */
    object-fit: cover;
    display: block;
    border-radius: 50%;
}

.flag-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}

.flag-btn.active {
    opacity: 1;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
    /* Halo effect */
    transform: scale(1.1);
}

/* Navigation Links (Desktop) */
.nav-link {
    text-decoration: none;
    color: var(--dark-navy);
    font-weight: 500;
    transition: color 0.2s;
    font-size: 1rem;
    white-space: nowrap;
    /* Prevent wrapping */
    padding: 0.5rem;
}

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

.desktop-nav {
    display: flex;
    gap: 2rem !important;
    /* Force larger gap */
}

/* Hamburger Menu Button */
.hamburger-btn {
    display: none;
    /* Hidden on desktop */
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 60;
}

.hamburger-btn .bar {
    width: 30px;
    height: 3px;
    background-color: var(--dark-navy);
    border-radius: 10px;
    transition: all 0.3s linear;
}

/* Mobile Menu Container */
.mobile-menu {
    position: fixed;
    top: 80px;
    /* Below navbar */
    left: 0;
    width: 100%;
    background-color: var(--white);
    padding: 2rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    transform: translateY(-150%);
    /* Hidden by default */
    transition: transform 0.3s ease-in-out;
    z-index: 40;
    text-align: center;
}

.mobile-menu.active {
    transform: translateY(0);
}

.mobile-nav-link {
    text-decoration: none;
    color: var(--dark-navy);
    font-size: 1.25rem;
    font-weight: 600;
}

/* Responsiveness */
@media (max-width: 968px) {
    .desktop-nav {
        display: none !important;
    }

    .hamburger-btn {
        display: flex;
    }
}

/* Hero Section */
.hero {
    padding: 4rem 0 6rem;
    overflow: hidden;
}

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

.hero-image-container {
    position: relative;
    padding: 1rem;
    /* Removed animation for cleaner look with static illustrations if preferred, 
       or keep it. Let's keep it subtle. */
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Problem Section */
.problem-card {
    background: var(--white);
    padding: 1.5rem;
}

/* Utilities for ordering */
.order-1 {
    order: 1;
}

.order-2 {
    order: 2;
}

@media (min-width: 768px) {
    .md-order-1 {
        order: 1;
    }

    .md-order-2 {
        order: 2;
    }
}

/* How It Works */
.step-item {
    text-align: center;
    position: relative;
}

.step-icon {
    width: 64px;
    height: 64px;
    background: var(--light-gray);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 1.5rem;
}

.step-number {
    position: absolute;
    top: -10px;
    right: 50%;
    transform: translateX(50px);
    background: var(--primary-blue);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

/* Benefits & Use Cases */
.benefits-grid,
.use-cases-grid {
    margin-top: 3rem;
}

.feature-icon {
    color: var(--accent-blue);
    margin-bottom: 1rem;
}

/* Lead Capture Form */
.lead-section {
    background: linear-gradient(135deg, var(--dark-navy) 0%, #1e293b 100%);
    color: var(--white);
    padding: 6rem 0;
}

.lead-section h2,
.lead-section p {
    color: var(--white);
}

.lead-section p {
    opacity: 0.9;
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    max-width: 500px;
    margin: 0 auto;
    color: var(--dark-navy);
}

.form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--dark-navy);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    font-family: inherit;
    transition: all 0.2s;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-submit {
    width: 100%;
    margin-top: 1rem;
}

.form-message {
    margin-top: 1rem;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    display: none;
    font-size: 0.875rem;
}

.form-message.success {
    background-color: #dcfce7;
    color: #166534;
    display: block;
}

.form-message.error {
    background-color: #fee2e2;
    color: #991b1b;
    display: block;
}

/* Footer */
footer {
    padding: 4rem 0;
    border-top: 1px solid #e2e8f0;
}

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

.footer-email {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
}

.copyright {
    color: var(--neutral-gray);
    font-size: 0.875rem;
}