/* ==============================
   LAKEMARKETS - PROFESSIONAL TRADING PLATFORM CSS
   Modern fintech design with clean, organized structure
   ============================== */

/* ==============================
   ROOT VARIABLES & COLOR PALETTE
   ============================== */
:root {
    /* Color Palette - Professional Fintech Theme */
    --primary-color: #0B1F3A;           /* Dark Blue - Primary brand */
    --secondary-color: #1E88E5;         /* Electric Blue - Accents */
    --accent-color: #00C853;            /* Green - Success/positive actions */
    --background-color: #F5F7FA;        /* Light Gray - Page background */
    --dark-text: #111111;               /* Dark - Primary text */
    --light-text: #666666;              /* Light - Secondary text */
    --border-color: #E0E0E0;            /* Light Gray - Borders */
    --white: #FFFFFF;                   /* White */
    
    /* Gradients */
    --primary-gradient: linear-gradient(135deg, #0B1F3A 0%, #1E3A5F 100%);
    --secondary-gradient: linear-gradient(135deg, #1E88E5 0%, #1565C0 100%);
    --accent-gradient: linear-gradient(135deg, #00C853 0%, #00AA44 100%);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    --transition-slow: all 0.4s ease;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    
    /* Box Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 12px 30px rgba(11, 31, 58, 0.15);
    --shadow-xl: 0 20px 40px rgba(11, 31, 58, 0.2);
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extra-bold: 800;
}

/* ==============================
   GLOBAL & BASE STYLES
   ============================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--dark-text);
    background-color: var(--white);
    line-height: 1.6;
    font-size: 1rem;
    font-weight: var(--font-weight-regular);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
    color: #1565C0;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--dark-text);
}

h1 {
    font-size: 2.8rem;
    font-weight: var(--font-weight-extra-bold);
}

h2 {
    font-size: 2.2rem;
    font-weight: var(--font-weight-bold);
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.2rem;
}

p {
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

/* ==============================
   CONTAINER & LAYOUT
   ============================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    width: 100%;
}

section {
    padding: var(--spacing-xxl) var(--spacing-lg);
}

/* ==============================
   TYPOGRAPHY & COMMON ELEMENTS
   ============================== */

.section-title {
    font-size: 2.2rem;
    font-weight: var(--font-weight-extra-bold);
    color: var(--primary-color);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

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

.section-cta {
    text-align: center;
    margin-top: var(--spacing-xxl);
}

/* ==============================
   BUTTONS
   ============================== */

.btn {
    display: inline-block;
    padding: 0.9rem 2.2rem;
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
}

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

.btn-primary:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: var(--secondary-color);
    color: var(--white);
}

.btn-link {
    background: none;
    color: var(--dark-text);
    border: none;
    padding: 0.5rem 1rem;
    font-weight: var(--font-weight-medium);
    font-size: 0.95rem;
}

.btn-link:hover {
    color: var(--secondary-color);
    box-shadow: none;
    transform: none;
}

/* ==============================
   NAVIGATION
   ============================== */

.navbar {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    white-space: nowrap;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
    flex: 1;
}

.nav-link {
    color: var(--dark-text);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 0.95rem;
    transition: var(--transition-fast);
    white-space: nowrap;
}

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

.nav-actions {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
}

/* Sidebar Overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 31, 58, 0.5);
    z-index: 99;
}

.sidebar-overlay.active {
    display: block;
}

.sidebar-drawer {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    max-width: 300px;
    height: 100vh;
    background: var(--white);
    box-shadow: var(--shadow-xl);
    flex-direction: column;
    z-index: 100;
}

.sidebar-drawer.active {
    display: flex;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.sidebar-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark-text);
}

.sidebar-menu {
    list-style: none;
    padding: var(--spacing-md);
}

.sidebar-menu li {
    margin-bottom: var(--spacing-sm);
}

.sidebar-link {
    display: block;
    padding: var(--spacing-sm);
    color: var(--dark-text);
    text-decoration: none;
    transition: var(--transition-fast);
}

.sidebar-link:hover {
    color: var(--secondary-color);
}

/* ==============================
   HERO SECTION
   ============================== */

.hero {
    background: var(--primary-gradient);
    color: var(--white);
    padding: var(--spacing-xxl) var(--spacing-lg);
    overflow: hidden;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(30, 136, 229, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

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

.hero-title {
    font-size: 3.2rem;
    font-weight: var(--font-weight-extra-bold);
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

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

.dashboard-preview {
    width: 100%;
    max-width: 500px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: var(--white);
    padding: var(--spacing-sm);
}

.dashboard-image {
    width: 100%;
    height: auto;
    display: block;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ==============================
   TRUST STRIP SECTION
   ============================== */

.trust-strip {
    background: var(--background-color);
    padding: var(--spacing-xxl) var(--spacing-lg);
}

.trust-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xxl);
    text-align: center;
}

.metric-card h3 {
    font-size: 2.4rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-xs);
}

.metric-card p {
    color: var(--light-text);
    font-size: 1rem;
}

/* ==============================
   MARKETS SECTION
   ============================== */

.markets-section {
    background: var(--white);
    padding: var(--spacing-xxl) var(--spacing-lg);
}

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

.market-card {
    background: var(--background-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.market-card:hover {
    border-color: var(--secondary-color);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.market-card h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.market-card p {
    color: var(--light-text);
}

/* ==============================
   TRADING PLATFORM SECTION
   ============================== */

.trading-platform-section {
    background: var(--white);
    padding: var(--spacing-xxl) var(--spacing-lg);
}

.platform-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    margin-top: var(--spacing-xl);
}

.platform-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.feature-item {
    padding: var(--spacing-lg);
    background: var(--background-color);
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--secondary-color);
    transition: var(--transition);
}

.feature-item:hover {
    box-shadow: var(--shadow-md);
}

.feature-item h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

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

.platform-visual {
    display: flex;
    justify-content: center;
}

.platform-image {
    width: 100%;
    max-width: 450px;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ==============================
   WHY LAKEMARKETS SECTION
   ============================== */

.why-lakemarkets {
    background: var(--background-color);
    padding: var(--spacing-xxl) var(--spacing-lg);
}

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

.feature-card {
    background: var(--white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.feature-card h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
}

.feature-card p {
    color: var(--light-text);
}

/* ==============================
   ACCOUNT TYPES SECTION
   ============================== */

.account-types {
    background: var(--white);
    padding: var(--spacing-xxl) var(--spacing-lg);
}

.account-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.account-card {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.account-card:hover {
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.account-card.featured {
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-lg);
    transform: scale(1.05);
    background: linear-gradient(135deg, #ffffff 0%, #f0f7ff 100%);
}

.account-card h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.4rem;
}

.account-features {
    list-style: none;
    padding: var(--spacing-lg) 0;
    margin: var(--spacing-lg) 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    text-align: left;
    flex-grow: 1;
}

.account-features li {
    padding: var(--spacing-xs) 0;
    color: var(--light-text);
    position: relative;
    padding-left: var(--spacing-md);
}

.account-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: var(--font-weight-bold);
}

.account-card .btn {
    margin-top: auto;
}

/* ==============================
   PLATFORM ADVANTAGES / TOOLS
   ============================== */

.platform-advantages {
    background: var(--background-color);
    padding: var(--spacing-xxl) var(--spacing-lg);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.tool-card {
    background: var(--white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.tool-card h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.tool-card p {
    color: var(--light-text);
    font-size: 0.95rem;
}

.tools-visual {
    margin-top: var(--spacing-xxl);
    display: flex;
    justify-content: center;
}

.tools-image {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ==============================
   EDUCATION SECTION
   ============================== */

.education-section {
    background: var(--white);
    padding: var(--spacing-xxl) var(--spacing-lg);
}

.education-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.education-card {
    background: var(--background-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition);
    border-left: 4px solid var(--accent-color);
}

.education-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.education-card h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.education-card p {
    color: var(--light-text);
}

/* ==============================
   SECURITY SECTION
   ============================== */

.security-section {
    background: linear-gradient(135deg, #0B1F3A 0%, #1E3A5F 100%);
    color: var(--white);
    padding: var(--spacing-xxl) var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.security-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -15%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 200, 83, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.security-section .section-title {
    color: var(--white);
}

.security-section .container {
    position: relative;
    z-index: 1;
}

.security-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.security-item {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.security-item:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--accent-color);
}

.security-item h4 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.security-item p {
    color: rgba(255, 255, 255, 0.85);
}

/* ==============================
   TESTIMONIALS SECTION
   ============================== */

.testimonials-section {
    background: var(--background-color);
    padding: var(--spacing-xxl) var(--spacing-lg);
}

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

.testimonial-card {
    background: var(--white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-top: 4px solid var(--secondary-color);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.testimonial-text {
    font-size: 1.05rem;
    color: var(--dark-text);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
    line-height: 1.8;
}

.testimonial-author {
    color: var(--secondary-color);
    font-weight: var(--font-weight-semibold);
    font-size: 0.95rem;
}

/* ==============================
   FINAL CTA SECTION
   ============================== */

.final-cta {
    background: var(--secondary-gradient);
    color: var(--white);
    padding: var(--spacing-xxl) var(--spacing-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 200, 83, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.final-cta .container {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

.final-cta .cta-buttons {
    justify-content: center;
}

/* ==============================
   FOOTER
   ============================== */

footer {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xxl) var(--spacing-lg) var(--spacing-lg);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer-section p, .footer-section a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-xs);
}

.footer-section a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* ==============================
   RESPONSIVE DESIGN
   ============================== */

/* Tablet (768px - 1023px) */
@media (max-width: 1023px) {
    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-visual {
        order: -1;
    }

    .platform-content {
        grid-template-columns: 1fr;
    }

    .account-card.featured {
        transform: scale(1);
    }

    .cta-buttons {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .cta-buttons .btn {
        width: 100%;
    }

    .nav-menu {
        display: none;
    }

    .nav-toggle {
        display: block;
    }

    .nav-container {
        padding: var(--spacing-sm);
    }

    .nav-actions {
        gap: var(--spacing-xs);
    }

    .sidebar-drawer {
        max-width: 280px;
    }
}

/* Mobile (480px - 767px) */
@media (max-width: 767px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    section {
        padding: var(--spacing-xl) var(--spacing-md);
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.4rem;
    }

    .section-title {
        font-size: 1.4rem;
    }

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

    .hero-title {
        font-size: 1.8rem;
    }

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

    .trust-metrics {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .markets-grid,
    .features-grid,
    .account-cards,
    .tools-grid,
    .education-cards,
    .security-features,
    .testimonials {
        grid-template-columns: 1fr;
    }

    .platform-features {
        gap: var(--spacing-md);
    }

    .feature-item {
        padding: var(--spacing-md);
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .btn {
        padding: 0.8rem 1.8rem;
        font-size: 0.95rem;
    }

    .cta-buttons {
        gap: var(--spacing-sm);
    }

    .btn-primary {
        padding: 0.7rem 1.2rem;
        font-size: 0.85rem;
    }

    .btn-link {
        display: none;
    }

    .nav-toggle {
        font-size: 1.3rem;
    }
}

/* Extra Small (< 480px) */
@media (max-width: 479px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 1.2rem;
    }

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

    .btn {
        padding: 0.7rem 1.5rem;
        font-size: 0.9rem;
    }

    .trust-metrics {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .metric-card h3 {
        font-size: 1.8rem;
    }

    .dashboard-preview,
    .platform-image,
    .tools-image {
        padding: var(--spacing-sm);
    }
}