/*
 * Premium Tech Startup Design v3.0
 * Den gylne middelvei
 */

:root {
    /* Fargepalett - Lys modus */
    --bg-main: #f3f4f6;
    --card-bg: rgba(255, 255, 255, 0.7);
    --text-primary: #111827;
    --text-secondary: #4b5563;
    
    /* Gradienter og effekter */
    --gradient-accent: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --card-border: rgba(255, 255, 255, 0.5);
    --shadow-idle: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-hover: 0 20px 25px -5px rgba(99, 102, 241, 0.15), 0 10px 10px -5px rgba(99, 102, 241, 0.05);
    
    --transition-speed: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Automatisk mørk modus */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-main: #0f172a; /* Dyp, rik midnattsblå/grå */
        --card-bg: rgba(30, 41, 59, 0.7);
        --text-primary: #f8fafc;
        --text-secondary: #94a3b8;
        
        --card-border: rgba(255, 255, 255, 0.05);
        --shadow-idle: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
        --shadow-hover: 0 20px 25px -5px rgba(168, 85, 247, 0.2), 0 10px 10px -5px rgba(168, 85, 247, 0.1);
    }
}

/* Base Setup */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    align-items: center;
    justify-content: center;
    -webkit-font-smoothing: antialiased;
    
    /* Legger til et subtilt bakgrunnsmønster for litt mer dybde */
    background-image: radial-gradient(var(--text-secondary) 0.5px, transparent 0.5px);
    background-size: 24px 24px;
    background-position: 0 0;
}

.container {
    width: 100%;
    max-width: 960px;
    padding: 4rem 2rem;
    display: flex;
    flex-direction: column;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 4rem;
}

header h1 {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin: 0 0 1rem 0;
    /* Gjør overskriften levende med en gradient */
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

header p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Grid Layout */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

/* Premium Kort-design (Cards) */
.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px); /* Subtil glass-effekt */
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 3rem 2.5rem;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: flex-start; /* Venstrestilt innhold ser ofte litt mer seriøst ut */
    box-shadow: var(--shadow-idle);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
    position: relative;
    overflow: hidden;
}

/* En farget glød som ligger skjult bak i kortet */
.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity var(--transition-speed);
}

/* Hover Interaktivitet */
.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(168, 85, 247, 0.3);
}

.card:hover::before {
    opacity: 1; /* Henter frem fargestripen på toppen */
}

/* Ikoner */
.card .icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    transition: transform var(--transition-speed);
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1));
}

.card:hover .icon {
    transform: scale(1.1) rotate(-5deg);
}

/* Kort-tekst */
.card h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 0.75rem 0;
    letter-spacing: -0.02em;
}

.card p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}