/* Global Variables */
:root {
    /* Color Palette - Aluminium Semi-Mat */
    --primary-bg: #e5e8ea;
    --secondary-bg: #ced4da;
    --accent-blue: #0986c0;
    --accent-light-blue: #005f9e;
    --accent-yellow: #fac033;
    --accent-pink: #e44993;
    --accent-purple: #251182;

    --text-primary: #2b3035;
    --text-secondary: #495057;
    --text-dark: #111111;

    /* Gradients */
    --gradient-main: linear-gradient(135deg, var(--accent-light-blue) 0%, var(--accent-blue) 100%);
    --gradient-hover: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-light-blue) 100%);
    --gradient-glow: linear-gradient(150deg, #12c2e9de 23%, #c471edde 45%, #f64f59de 100%);

    /* Typography */
    --font-heading: 'Roboto', sans-serif;
    --font-body: 'Outfit', sans-serif;

    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 0.8s ease;
}

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

html {
    scroll-behavior: smooth;
}

body.dark-theme,
body.aluminium-theme,
body {
    background-color: var(--primary-bg);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

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

ul {
    list-style: none;
}

/* Utility Classes */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

.text-gradient {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
    font-family: var(--font-heading);
}

.btn-primary {
    background: var(--gradient-main);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 204, 255, 0.3);
}

.btn-primary:hover {
    background: var(--gradient-hover);
    box-shadow: 0 6px 20px rgba(0, 204, 255, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent-light-blue);
    color: var(--accent-light-blue);
}

.btn-outline:hover {
    background: var(--accent-light-blue);
    color: var(--primary-bg);
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

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

/* Page Header */
.page-header {
    padding: 150px 0 80px;
    position: relative;
    background-color: var(--primary-bg);
    text-align: center;
}

.page-header-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top, rgba(9, 134, 192, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.page-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 10px;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

.relative {
    position: relative;
}

.z-10 {
    z-index: 10;
}

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