/* LogIQ Website Styles - Based on STYLE_GUIDE.md */

/* ========== CSS Reset & Box Sizing ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ========== CSS Variables - Design System ========== */
:root {
    /* Primary Colors */
    --primary-700: #1E3A8A;
    --primary-600: #1E40AF;
    --primary-500: #3B82F6;
    --primary-100: #DBEAFE;

    /* Accent Colors */
    --accent-700: #C2410C;
    --accent-600: #EA580C;
    --accent-100: #FFEDD5;

    /* Neutral Colors */
    --gray-900: #111827;
    --gray-700: #374151;
    --gray-500: #6B7280;
    --gray-300: #D1D5DB;
    --gray-100: #F3F4F6;
    --gray-50: #F9FAFB;
    --white: #FFFFFF;

    /* Semantic Colors */
    --success: #10B981;
    --error: #EF4444;
    --warning: #F59E0B;

    /* Spacing (8px base unit) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;

    /* Border Radius */
    --radius-small: 4px;
    --radius-medium: 8px;
    --radius-large: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;

    /* Typography */
    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Shadows */
    --shadow-small: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* ========== Typography ========== */
body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.5;
    color: var(--gray-900);
    background-color: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--space-4);
}

.display {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 32px;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 24px;
    font-weight: 600;
}

h3 {
    font-size: 20px;
    font-weight: 600;
}

.body-large {
    font-size: 18px;
    line-height: 1.6;
}

.body-small {
    font-size: 14px;
}

.caption {
    font-size: 12px;
    line-height: 1.4;
}

/* ========== Layout ========== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-8);
    }
}

section {
    padding: var(--space-12) 0;
}

@media (min-width: 768px) {
    section {
        padding: var(--space-16) 0;
    }
}

/* ========== Header & Navigation ========== */
header {
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-300);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-small);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) 0;
}

.logo {
    height: 56px;
    width: auto;
}

@media (min-width: 768px) {
    .logo {
        height: 64px;
    }
}

.nav-links {
    display: none;
    list-style: none;
    gap: var(--space-6);
    align-items: center;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 400;
    font-size: 16px;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--primary-600);
}

/* CTA button in navigation needs better visibility */
.nav-links .btn-primary {
    background-color: var(--white);
    color: var(--primary-600);
    border: 2px solid var(--primary-600);
}

.nav-links .btn-primary:hover {
    background-color: var(--primary-600);
    color: var(--white);
    border-color: var(--primary-600);
}

.mobile-menu-toggle {
    display: block;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--gray-700);
}

@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-4) 0;
    background-color: var(--white);
    border-top: 1px solid var(--gray-300);
}

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

.mobile-nav a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 400;
    padding: var(--space-3) 0;
}

/* Mobile CTA button styling */
.mobile-nav .btn-primary {
    background-color: var(--white);
    color: var(--primary-600);
    border: 2px solid var(--primary-600);
    margin-top: var(--space-2);
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    font-family: var(--font-family);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    padding: 12px 24px;
    border-radius: var(--radius-medium);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    min-height: 44px;
    line-height: 1.5;
}

.btn-primary {
    background-color: var(--primary-600);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-700);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
    background-color: var(--gray-50);
    border-color: var(--gray-500);
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

/* ========== Hero Section ========== */
.hero {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
    color: var(--white);
    text-align: center;
    padding: var(--space-16) 0;
    position: relative;
    overflow: hidden;
}

/* Hero with background image */
.hero.hero-bg {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* Blue overlay for hero backgrounds */
.hero.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.85) 0%, rgba(30, 58, 138, 0.90) 100%);
    z-index: 1;
}

/* Ensure hero content appears above overlay */
.hero.hero-bg .container {
    position: relative;
    z-index: 2;
}

.hero h1 {
    color: var(--white);
    font-size: 40px;
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .hero h1 {
        font-size: 48px;
    }
}

.hero .body-large {
    color: var(--primary-100);
    margin-bottom: var(--space-8);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero .btn {
    margin-top: var(--space-6);
}

/* ========== Cards ========== */
.card {
    background-color: var(--white);
    border-radius: var(--radius-large);
    padding: var(--space-6);
    box-shadow: var(--shadow-small);
    transition: box-shadow 0.2s;
}

.card:hover {
    box-shadow: var(--shadow-medium);
}

.card h3 {
    color: var(--gray-900);
    margin-bottom: var(--space-3);
}

.card p {
    color: var(--gray-700);
    line-height: 1.6;
}

/* ========== Features Grid ========== */
.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    margin-top: var(--space-8);
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-icon {
    width: 48px;
    height: 48px;
    background-color: var(--primary-100);
    border-radius: var(--radius-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    font-size: 24px;
}

/* ========== Content Sections ========== */
.content-section {
    max-width: 800px;
    margin: 0 auto;
}

.content-section h2 {
    text-align: center;
    margin-bottom: var(--space-6);
    color: var(--gray-900);
}

.content-section p {
    color: var(--gray-700);
    line-height: 1.6;
    margin-bottom: var(--space-4);
}

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

/* ========== Footer ========== */
footer {
    background-color: var(--gray-900);
    color: var(--gray-300);
    padding: var(--space-12) 0 var(--space-6);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

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

.footer-section h4 {
    color: var(--white);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--space-4);
}

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

.footer-links li {
    margin-bottom: var(--space-3);
}

.footer-links a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: var(--space-6);
    text-align: center;
    color: var(--gray-500);
    font-size: 14px;
}

/* ========== Email Capture Form ========== */
.email-capture {
    background-color: var(--white);
    padding: var(--space-8);
    border-radius: var(--radius-large);
    box-shadow: var(--shadow-medium);
    max-width: 650px;
    margin: var(--space-8) auto;
}

@media (max-width: 767px) {
    .email-capture {
        padding: var(--space-6);
    }
}

.email-capture h3 {
    text-align: center;
    margin-bottom: var(--space-4);
}

.email-capture p {
    text-align: center;
    color: var(--gray-700);
    margin-bottom: var(--space-6);
}

.email-capture iframe {
    width: 100%;
    border: none;
    overflow: hidden;
}

.form-group {
    margin-bottom: var(--space-4);
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-medium);
    font-size: 16px;
    font-family: var(--font-family);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-600);
    box-shadow: var(--shadow-small);
}

/* Checkbox styling */
.form-group input[type="checkbox"] {
    width: auto;
    height: auto;
    margin: 0;
}

/* Labels that contain checkboxes */
.form-group label:has(input[type="checkbox"]) {
    display: flex;
    align-items: center;
    font-weight: 400;
    font-size: 16px;
    margin-bottom: 0;
    cursor: pointer;
}

.form-group label input[type="checkbox"] {
    flex-shrink: 0;
    margin-right: var(--space-2);
    cursor: pointer;
}

/* ========== FAQ ========== */
.faq-item {
    background-color: var(--white);
    padding: var(--space-6);
    border-radius: var(--radius-large);
    margin-bottom: var(--space-4);
}

.faq-item h3 {
    color: var(--gray-900);
    font-size: 18px;
    margin-bottom: var(--space-3);
}

.faq-item p {
    color: var(--gray-700);
    line-height: 1.6;
}

/* ========== How It Works - Step Layout ========== */
.how-it-works-step {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
    margin-bottom: var(--space-16);
    align-items: center;
}

.step-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.step-content .feature-icon {
    font-size: 48px;
    margin-bottom: var(--space-4);
}

.step-content h2 {
    margin-bottom: var(--space-4);
    color: var(--primary-700);
}

.step-content p {
    color: var(--gray-700);
    max-width: 500px;
}

.step-screenshot {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.step-screenshot img {
    max-width: 280px;
    width: 100%;
    height: auto;
    border-radius: var(--radius-large);
    box-shadow: var(--shadow-large);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.step-screenshot img:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Desktop side-by-side layout */
@media (min-width: 768px) {
    .how-it-works-step {
        flex-direction: row;
        gap: var(--space-12);
        margin-bottom: var(--space-20);
    }

    .step-reverse {
        flex-direction: row-reverse;
    }

    .step-content {
        text-align: left;
    }

    .step-reverse .step-content {
        text-align: left;
    }

    .step-screenshot img {
        max-width: 200px;
    }
}

/* Extra large screens - slightly bigger */
@media (min-width: 1200px) {
    .step-screenshot img {
        max-width: 240px;
    }
}

/* ========== Utilities ========== */
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.text-primary { color: var(--primary-600); }
.text-accent { color: var(--accent-600); }
.text-gray-700 { color: var(--gray-700); }

.bg-white { background-color: var(--white); }
.bg-gray-50 { background-color: var(--gray-50); }

/* Bold emphasis styling */
.content-section strong,
.content-section b {
    font-weight: 600;
    color: var(--gray-900);
}

.content-section .highlight {
    font-weight: 600;
    color: var(--accent-600);
}

/* Brand name styling */
.brand-name {
    font-weight: 700;
}

.brand-name .iq {
    color: var(--accent-600);
}