:root {
    --bg-base-dark: #050B14;
    --bg-glow: #133E60;
    
    --color-btn-primary: #1D63ED;
    --color-btn-primary-hover: #154cbd;
    --color-btn-glass: rgba(255, 255, 255, 0.08);
    --color-btn-glass-hover: rgba(255, 255, 255, 0.15);
    
    --text-heading: #FFFFFF;
    --text-paragraph: #A0ABC0;
    
    --glass-bg: rgba(16, 35, 64, 0.4);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    --glass-blur: blur(16px);
    
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
    background-color: var(--bg-base-dark);
    background-image: radial-gradient(circle at 75% 30%, var(--bg-glow) 0%, var(--bg-base-dark) 55%);
    background-attachment: fixed;
    color: var(--text-paragraph);
    font-family: var(--font-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-heading);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

p {
    color: var(--text-paragraph);
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--glass-shadow);
    padding: 2rem;
    transition: transform 0.3s ease, background 0.3s ease;
}

.glass-panel:hover {
    background: rgba(20, 42, 75, 0.5);
    transform: translateY(-5px);
}

.glass-header {
    background: rgba(16, 35, 64, 0.25);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1030;
    transition: background-color 0.3s ease;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.8rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-btn-primary);
    color: #FFFFFF;
}

.btn-primary:hover {
    background-color: var(--color-btn-primary-hover);
    color: #FFFFFF;
}

.btn-glass {
    background: var(--color-btn-glass);
    color: #FFFFFF;
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
}

.btn-glass:hover {
    background: var(--color-btn-glass-hover);
    color: #FFFFFF;
}

.hero-section {
    padding-top: 180px;
    padding-bottom: 80px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.arrow-bg-graphic {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath fill='%2322c55e' d='M80 10v35l-12-12-25 25-18-18-20 20v-20l20-20 18 18 15-15-12-12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 150%;
    transform: rotate(5deg);
}

.login-bg-graphic {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100' preserveAspectRatio='none'%3E%3Cpolygon points='10,100 10,60 25,45 25,100' fill='%231D63ED' /%3E%3Cpolygon points='35,100 35,45 50,30 50,100' fill='%231D63ED' /%3E%3Cpolygon points='60,100 60,30 75,15 75,100' fill='%231D63ED' /%3E%3Cpolygon points='75,15 60,15 75,0 90,15' fill='%231D63ED' /%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center bottom;
    background-size: 150% 120%;
}