@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --color-navy: #071A3D;
    --color-royal-blue: #1E5EFF;
    --color-white: #FFFFFF;
    --color-gray: #8A9BB8;
    --color-dark-glass: rgba(7, 26, 61, 0.7);
    --color-light-glass: rgba(255, 255, 255, 0.05);
    --color-border: rgba(255, 255, 255, 0.1);
    --shadow-premium: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    
    --font-primary: 'Inter', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-pill: 9999px;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-navy);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--color-white);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
p { font-size: 1.125rem; color: var(--color-gray); }

/* Layout */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

/* Glassmorphism Components */
.glass-panel {
    background: var(--color-light-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    outline: none;
}

.btn-primary {
    background-color: var(--color-royal-blue);
    color: var(--color-white);
    box-shadow: 0 10px 20px -5px rgba(30, 94, 255, 0.4);
}

.btn-primary:hover {
    background-color: #1545cc;
    transform: translateY(-2px);
    box-shadow: 0 15px 25px -5px rgba(30, 94, 255, 0.6);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-border);
}

.btn-outline:hover {
    background: var(--color-light-glass);
    border-color: var(--color-white);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* Custom Cursor */
.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--color-royal-blue);
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: screen;
    transition: transform 0.1s ease, width 0.2s ease, height 0.2s ease, background-color 0.2s ease;
    transform: translate(-50%, -50%);
}

.custom-cursor.hover {
    width: 60px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.2);
    mix-blend-mode: normal;
    backdrop-filter: blur(2px);
}

/* Utilities */
.text-center { text-align: center; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.text-gradient {
    background: linear-gradient(135deg, var(--color-white), var(--color-gray));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.text-blue-gradient {
    background: linear-gradient(135deg, #4da3ff, var(--color-royal-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Animations Core */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}