@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

/* FontAwesome 5 Free Web Fonts */
@font-face {
    font-family: 'Font Awesome 5 Free';
    font-style: normal;
    font-weight: 400;
    font-display: block;
    src: url('../fonts/fa-regular-400.eot');
    src: url('../fonts/fa-regular-400.eot?#iefix') format('embedded-opentype'),
         url('../fonts/fa-regular-400.woff2') format('woff2'),
         url('../fonts/fa-regular-400.woff') format('woff'),
         url('../fonts/fa-regular-400.ttf') format('truetype'),
         url('../fonts/fa-regular-400.svg#fontawesome') format('svg');
}

@font-face {
    font-family: 'Font Awesome 5 Free';
    font-style: normal;
    font-weight: 900;
    font-display: block;
    src: url('../fonts/fa-solid-900.eot');
    src: url('../fonts/fa-solid-900.eot?#iefix') format('embedded-opentype'),
         url('../fonts/fa-solid-900.woff2') format('woff2'),
         url('../fonts/fa-solid-900.woff') format('woff'),
         url('../fonts/fa-solid-900.ttf') format('truetype'),
         url('../fonts/fa-solid-900.svg#fontawesome') format('svg');
}

@font-face {
    font-family: 'Font Awesome 5 Brands';
    font-style: normal;
    font-weight: 400;
    font-display: block;
    src: url('../fonts/fa-brands-400.eot');
    src: url('../fonts/fa-brands-400.eot?#iefix') format('embedded-opentype'),
         url('../fonts/fa-brands-400.woff2') format('woff2'),
         url('../fonts/fa-brands-400.woff') format('woff'),
         url('../fonts/fa-brands-400.ttf') format('truetype'),
         url('../fonts/fa-brands-400.svg#fontawesome') format('svg');
}

/* Map FontAwesome fonts to selectors since the vendor css has no references */
.fa, .fas {
    font-family: 'Font Awesome 5 Free' !important;
    font-weight: 900;
}
.far, .fal {
    font-family: 'Font Awesome 5 Free' !important;
    font-weight: 400;
}
.fab {
    font-family: 'Font Awesome 5 Brands' !important;
    font-weight: 400;
}


:root {
    /* Spacing Scale */
    --space-8: 8px;
    --space-16: 16px;
    --space-24: 24px;
    --space-32: 32px;
    --space-48: 48px;
    --space-64: 64px;
    --space-96: 96px;

    /* Font Families */
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'IBM Plex Sans', sans-serif;

    /* Transition Speeds */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* --- LIGHT MODE --- */
    --bg-primary: 210, 33%, 97%;
    --bg-secondary: 0, 0%, 100%;
    --bg-tertiary: 210, 25%, 92%;

    --text-primary: 218, 45%, 16%;
    --text-secondary: 218, 27%, 28%;
    --text-muted: 215, 14%, 46%;

    --accent-primary: 201, 88%, 36%;
    --accent-primary-rgb: 11, 116, 173;
    --accent-secondary: 167, 67%, 31%;
    --accent-secondary-rgb: 26, 130, 108;
    
    --brand-pink-500: 335, 90%, 55%;
    --brand-pink-600: 330, 85%, 45%;
    --brand-blue-500: 210, 100%, 50%;
    --brand-blue-600: 215, 100%, 42%;
    
    --border-color: 210, 32%, 91%;           /* Slate Border #e2e8f0 */
    --border-color-rgb: 226, 232, 240;
    
    /* Shadows & Glows */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 12px 32px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 24px 64px rgba(15, 23, 42, 0.1);
    --shadow-glow: 0 0 0 rgba(2, 132, 199, 0);

    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(15, 23, 42, 0.08);
    --glass-blur: 14px;
    
    --card-glow-opacity: 0.04;
}

[data-theme="dark"] {
    /* --- DARK MODE --- */
    --bg-primary: 220, 40%, 8%;
    --bg-secondary: 221, 34%, 12%;
    --bg-tertiary: 220, 28%, 18%;
    
    --text-primary: 210, 40%, 98%;
    --text-secondary: 215, 23%, 80%;
    --text-muted: 215, 14%, 63%;

    --accent-primary: 195, 86%, 56%;
    --accent-primary-rgb: 47, 188, 239;
    --accent-secondary: 166, 55%, 47%;
    --accent-secondary-rgb: 54, 186, 155;

    --brand-pink-500: 335, 90%, 60%;
    --brand-pink-600: 330, 85%, 50%;
    --brand-blue-500: 200, 100%, 55%;
    --brand-blue-600: 205, 100%, 47%;
    
    --border-color: 222, 30%, 18%;           /* Dark Border #1e293b */
    --border-color-rgb: 30, 41, 59;
    
    /* Shadows & Glows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 16px 36px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 28px 72px rgba(0, 0, 0, 0.55);
    --shadow-glow: 0 0 0 rgba(0, 180, 216, 0);

    --glass-bg: rgba(13, 19, 35, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-blur: 16px;
    
    --card-glow-opacity: 0.12;
}

/* Base Resets & Transitions */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

html, body {
    width: 100%;
    overflow-x: hidden;
    scroll-behavior: smooth;
    font-family: var(--font-body);
    color: hsl(var(--text-secondary));
    background:
        radial-gradient(circle at top left, rgba(var(--accent-primary-rgb), 0.08), transparent 28%),
        linear-gradient(180deg, hsl(var(--bg-secondary)) 0%, hsl(var(--bg-primary)) 100%);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.loaded {
    opacity: 1;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: hsl(var(--text-primary));
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.025em;
    margin-bottom: var(--space-16);
}

h1 { font-size: clamp(2.75rem, 5vw, 4.5rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 3.8vw, 3rem); font-weight: 800; letter-spacing: -0.03em; }
h3 { font-size: clamp(1.35rem, 2.4vw, 1.9rem); font-weight: 700; }
h4 { font-size: clamp(1.05rem, 2vw, 1.35rem); font-weight: 700; }

p {
    margin-bottom: var(--space-24);
    color: hsl(var(--text-secondary));
    font-size: 1rem;
}

.caption {
    font-size: 0.85rem;
    line-height: 1.5;
    font-weight: 500;
    color: hsl(var(--text-muted));
}

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

a:hover {
    color: hsl(var(--accent-secondary));
}

/* Premium Buttons Styling */
.default-btn,
.default-btnpnk,
.default-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.9rem 1.5rem;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    z-index: 1;
    text-align: center;
    box-shadow: var(--shadow-sm);
    letter-spacing: 0.025em;
}

.default-btn {
    background: linear-gradient(135deg, hsl(var(--accent-primary)) 0%, hsl(var(--accent-secondary)) 100%);
    color: #fff !important;
}

.default-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(var(--accent-primary-rgb), 0.45);
    background: linear-gradient(135deg, hsl(var(--accent-primary), 0.85) 0%, hsl(var(--accent-primary)) 100%);
}

.default-btnpnk {
    background: linear-gradient(135deg, hsl(var(--brand-pink-500)) 0%, hsl(var(--brand-pink-600)) 100%);
    color: #fff !important;
}

.default-btnpnk:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(244, 44, 112, 0.45);
    background: linear-gradient(135deg, hsl(var(--brand-pink-600)) 0%, hsl(var(--brand-pink-500)) 100%);
}

.default-btn-outline {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid hsl(var(--brand-blue-500));
    color: hsl(var(--brand-blue-500)) !important;
}

.default-btn-outline:hover {
    background: linear-gradient(135deg, hsl(var(--brand-blue-500)) 0%, hsl(var(--brand-blue-600)) 100%);
    border-color: hsl(var(--brand-blue-500));
    color: #fff !important;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 128, 255, 0.35);
}

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

::-webkit-scrollbar-track {
    background: hsl(var(--bg-primary));
}

::-webkit-scrollbar-thumb {
    background: hsl(var(--border-color));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: hsl(var(--text-muted));
}

/* Global Utilities */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-32);
    width: 100%;
}

.section-padding {
    padding: var(--space-96) 0;
}

.bg-grey {
    background-color: hsl(var(--bg-primary)) !important;
}

.bd-bottom {
    border-bottom: 1px solid hsl(var(--border-color)) !important;
}

.bd-top {
    border-top: 1px solid hsl(var(--border-color)) !important;
}

/* Accessibility Focus States */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 3px solid hsl(var(--accent-primary));
    outline-offset: 3px;
}

/* Responsive Grid Columns */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-48);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-32);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-24);
}