/* ============================================================================
   BASE.CSS - CSS Variables, Reset, Typography, Utilities
   ============================================================================ */

/* --------------------------------------------------------------------------
   [1] CSS VARIABLES
   -------------------------------------------------------------------------- */
:root {
    /* Colors - Background */
    --color-void-black: #020202;
    --color-panel-dark: #0a0a0a;
    --color-panel-light: #111111;

    /* Colors - Borders */
    --color-border-base: #1a1a1a;
    --color-border-active: #333333;

    /* Colors - Accent Primary (Orange) */
    --color-tactical-orange: #ff7700;
    --color-orange-bright: #ff8820;
    --color-orange-dark: #cc6000;
    --color-orange-glow: rgba(255, 119, 0, 0.6);
    --color-orange-glow-strong: rgba(255, 119, 0, 0.8);
    --color-orange-dim: rgba(255, 119, 0, 0.1);
    --color-orange-subtle: rgba(255, 119, 0, 0.03);

    /* Colors - Accent Secondary (Cyan) */
    --color-system-cyan: #00f0ff;
    --color-cyan-bright: #33f6ff;
    --color-cyan-dim: rgba(0, 240, 255, 0.2);
    --color-cyan-glow: rgba(0, 240, 255, 0.5);
    --color-cyan-glow-strong: rgba(0, 240, 255, 0.7);

    /* Gradients */
    --gradient-orange: linear-gradient(135deg, var(--color-tactical-orange), var(--color-orange-bright));
    --gradient-cyan: linear-gradient(135deg, var(--color-system-cyan), var(--color-cyan-bright));
    --gradient-tactical: linear-gradient(135deg, var(--color-tactical-orange), var(--color-system-cyan));
    --gradient-dark: linear-gradient(180deg, var(--color-panel-dark), var(--color-void-black));

    /* Colors - Text */
    --color-text-primary: #e0e0e0;
    --color-text-secondary: #999999;
    --color-text-dim: #666666;
    --color-white: #ffffff;

    /* Typography */
    --font-header: 'Michroma', sans-serif;
    --font-ui: 'Rajdhani', sans-serif;
    --font-code: 'Share Tech Mono', monospace;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Layout */
    --container-width: 1440px;
    --nav-height: 90px;
    --border-radius: 0;

    /* Component Sizes */
    --cart-width: 450px;
    --product-img-height: 250px;
    --product-img-height-mobile: 200px;
    --reveal-distance: 40px;
    --reveal-distance-small: 30px;

    /* Clip Paths (Cyberpunk Corners) */
    --clip-corner: polygon(
        10px 0, 100% 0,
        100% calc(100% - 10px), calc(100% - 10px) 100%,
        0 100%, 0 10px
    );
    --clip-corner-small: polygon(
        6px 0, 100% 0,
        100% calc(100% - 6px), calc(100% - 6px) 100%,
        0 100%, 0 6px
    );

    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 5px 20px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.7);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.9);
    --shadow-glow-orange: 0 0 30px var(--color-orange-glow);
    --shadow-glow-orange-strong: 0 0 50px var(--color-orange-glow-strong), 0 0 100px var(--color-orange-glow);
    --shadow-glow-cyan: 0 0 20px var(--color-cyan-glow);
    --shadow-glow-cyan-strong: 0 0 40px var(--color-cyan-glow-strong), 0 0 80px var(--color-cyan-glow);
    --shadow-inset-glow: inset 0 0 20px rgba(255, 119, 0, 0.15);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s ease;

    /* Z-index */
    --z-preloader: 10000;
    --z-modal: 9000;
    --z-sidebar: 8900;
    --z-overlay: 8000;
    --z-header: 1000;
    --z-dropdown: 500;
}

/* --------------------------------------------------------------------------
   [2] RESET & BASE
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--color-void-black);
    color: var(--color-text-primary);
    font-family: var(--font-ui);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: var(--nav-height);

    /* Tactical Grid Background */
    background-image:
        linear-gradient(var(--color-orange-subtle) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-orange-subtle) 1px, transparent 1px);
    background-size: 50px 50px;
    background-attachment: fixed;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-void-black);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border-active);
    border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-tactical-orange);
}

/* Selection */
::selection {
    background: var(--color-tactical-orange);
    color: var(--color-void-black);
}

::-moz-selection {
    background: var(--color-tactical-orange);
    color: var(--color-void-black);
}

/* --------------------------------------------------------------------------
   [3] TYPOGRAPHY
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-header);
    font-weight: 400;
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-white);
}

.text-display {
    font-size: clamp(3rem, 7vw, 6rem);
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.text-h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-sm);
}

.text-h3 {
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    font-weight: 700;
}

.text-code {
    font-family: var(--font-code);
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.text-body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
}

/* Text Utilities */
.text-accent { color: var(--color-tactical-orange); }
.text-cyan { color: var(--color-system-cyan); }
.text-dim { color: var(--color-text-dim); }
.text-white { color: var(--color-white); }
.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }

.text-outline {
    -webkit-text-stroke: 1px var(--color-white);
    color: transparent;
}

/* --------------------------------------------------------------------------
   [4] LAYOUT UTILITIES
   -------------------------------------------------------------------------- */
.container {
    width: 100%; /* Zapobiega kurczeniu się wewnątrz Flexboxa */
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
}

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

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.section-header-centered {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

/* --------------------------------------------------------------------------
   [5] COMMON ELEMENTS
   -------------------------------------------------------------------------- */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

a:hover {
    color: var(--color-tactical-orange);
}

button {
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
    font-family: inherit;
    transition: var(--transition-base);
}

input,
textarea,
select {
    font-family: inherit;
    color: inherit;
    background: transparent;
    border: 1px solid var(--color-border-active);
    outline: none;
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--color-system-cyan);
    box-shadow: 0 0 10px var(--color-cyan-dim);
}

/* --------------------------------------------------------------------------
   [6] HUD DECORATORS
   -------------------------------------------------------------------------- */
.hud-corner {
    position: fixed;
    width: 30px;
    height: 30px;
    border: 2px solid var(--color-tactical-orange);
    opacity: 0.3;
    z-index: 1;
    pointer-events: none;
}

.hud-corner.top-left {
    top: 20px;
    left: 20px;
    border-bottom: none;
    border-right: none;
}

.hud-corner.bottom-right {
    bottom: 20px;
    right: 20px;
    border-top: none;
    border-left: none;
}

/* --------------------------------------------------------------------------
   [7] OVERLAY
   -------------------------------------------------------------------------- */
.overlay-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
    z-index: var(--z-overlay);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.overlay-bg.active {
    opacity: 1;
    pointer-events: all;
}

/* --------------------------------------------------------------------------
   [8] UTILITIES
   -------------------------------------------------------------------------- */
/* NOTE: .reveal class is defined in animations.css */

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Accessibility - Focus Outline */
*:focus-visible {
    outline: 2px solid var(--color-system-cyan);
    outline-offset: 2px;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* --------------------------------------------------------------------------
   [9] RESPONSIVE TYPOGRAPHY
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 5rem;
    }

    body {
        font-size: 14px;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 2rem;
        --spacing-xl: 4rem;
    }
}