/*
Theme Name: Plexus Aviation
Theme URI: https://plexusaviation.com
Author: Plexus Aviation
Author URI: https://plexusaviation.com
Description: A luxury private aviation theme built for Plexus Aviation. Features elegant design with GSAP animations, RTL support for Arabic, ACF integration, and a custom intro sequence.
Version: 1.0.0
Requires at least: 6.4
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: plexus-aviation
Domain Path: /languages
Tags: custom-menu, custom-logo, featured-images, translation-ready, rtl-language-support
*/

/* ==========================================================================
   CSS Custom Properties (Design Tokens)
   ========================================================================== */

:root {
    /* Brand Colors */
    --plexus-deep-purple: #5d2073;
    --plexus-royal-purple: #602974;
    --plexus-brand-purple: #68367e;
    --plexus-accent-purple: #a32bcf;
    --plexus-soft-purple: #a891ba;
    --plexus-bright-blue: #2349e0;
    --plexus-cyan: #4cd8ff;
    --plexus-white: #ffffff;
    --plexus-black: #000000;
    --plexus-gray: #6b6b6b;

    /* Semantic Colors */
    --color-primary: var(--plexus-deep-purple);
    --color-primary-light: var(--plexus-brand-purple);
    --color-accent: var(--plexus-accent-purple);
    --color-accent-soft: var(--plexus-soft-purple);
    --color-highlight: var(--plexus-bright-blue);
    --color-highlight-light: var(--plexus-cyan);
    --color-text: var(--plexus-white);
    --color-text-muted: var(--plexus-gray);
    --color-background: var(--plexus-black);
    --color-surface: var(--plexus-deep-purple);

    /* Gradients */
    --gradient-purple: linear-gradient(135deg, var(--plexus-deep-purple) 0%, var(--plexus-accent-purple) 100%);
    --gradient-blue-cyan: linear-gradient(135deg, var(--plexus-bright-blue) 0%, var(--plexus-cyan) 100%);
    --gradient-dark: linear-gradient(180deg, var(--plexus-black) 0%, var(--plexus-deep-purple) 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.8) 100%);

    /* Typography */
    --font-heading: 'Quicksand', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Font Sizes (fluid scale) */
    --fs-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --fs-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
    --fs-base: clamp(1rem, 0.925rem + 0.375vw, 1.125rem);
    --fs-md: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
    --fs-lg: clamp(1.375rem, 1.2rem + 0.75vw, 1.75rem);
    --fs-xl: clamp(1.75rem, 1.5rem + 1.25vw, 2.5rem);
    --fs-2xl: clamp(2.25rem, 1.75rem + 2vw, 3.5rem);
    --fs-3xl: clamp(3rem, 2.25rem + 3vw, 5rem);
    --fs-4xl: clamp(3.5rem, 2.5rem + 4vw, 6.5rem);

    /* Font Weights */
    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;

    /* Line Heights */
    --lh-tight: 1.1;
    --lh-snug: 1.25;
    --lh-normal: 1.5;
    --lh-relaxed: 1.75;

    /* Letter Spacing */
    --ls-tight: -0.02em;
    --ls-normal: 0;
    --ls-wide: 0.05em;
    --ls-wider: 0.1em;

    /* Spacing Scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    --space-6xl: 12rem;

    /* Layout */
    --container-max: 1440px;
    --content-max: 1200px;
    --narrow-max: 800px;
    --sidebar-width: 320px;

    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 50px rgba(0, 0, 0, 0.6);
    --shadow-purple: 0 4px 30px rgba(163, 43, 207, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-smooth: 500ms cubic-bezier(0.25, 0.46, 0.45, 0.94);

    /* Z-index Scale */
    --z-behind: -1;
    --z-base: 0;
    --z-above: 10;
    --z-nav: 100;
    --z-overlay: 500;
    --z-modal: 1000;
    --z-intro: 9999;
}

/* ==========================================================================
   CSS Reset / Normalize
   ========================================================================== */

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

html {
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    min-height: 100vh;
    font-family: var(--font-body);
    font-size: var(--fs-base);
    font-weight: var(--fw-regular);
    line-height: var(--lh-normal);
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
    text-rendering: optimizeLegibility;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input,
button,
textarea,
select {
    font: inherit;
    color: inherit;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
    overflow-wrap: break-word;
}

ul,
ol {
    list-style: none;
}

a {
    color: inherit;
    text-decoration: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

blockquote,
q {
    quotes: none;
}

blockquote::before,
blockquote::after,
q::before,
q::after {
    content: '';
    content: none;
}

/* Remove all animations and transitions for users who prefer reduced motion */
@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;
    }
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: var(--fw-semibold);
    line-height: var(--lh-tight);
    letter-spacing: var(--ls-tight);
    color: var(--color-text);
}

h1 {
    font-size: var(--fs-4xl);
    font-weight: var(--fw-bold);
    line-height: 1;
    letter-spacing: -0.03em;
}

h2 {
    font-size: var(--fs-3xl);
    font-weight: var(--fw-bold);
}

h3 {
    font-size: var(--fs-2xl);
    font-weight: var(--fw-semibold);
}

h4 {
    font-size: var(--fs-xl);
    font-weight: var(--fw-semibold);
}

h5 {
    font-size: var(--fs-lg);
    font-weight: var(--fw-medium);
}

h6 {
    font-size: var(--fs-md);
    font-weight: var(--fw-medium);
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
}

p {
    margin-bottom: var(--space-md);
    color: var(--color-text);
    line-height: var(--lh-relaxed);
}

p:last-child {
    margin-bottom: 0;
}

strong,
b {
    font-weight: var(--fw-bold);
}

em,
i {
    font-style: italic;
}

small {
    font-size: var(--fs-sm);
}

/* Links */
a {
    transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
    color: var(--plexus-cyan);
}

a:focus-visible {
    outline: 2px solid var(--plexus-cyan);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn,
button[type="submit"],
input[type="submit"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-heading);
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    line-height: 1;
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
    color: var(--plexus-white);
    background-color: transparent;
    border: 2px solid var(--plexus-white);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    text-decoration: none;
    -webkit-user-select: none;
    user-select: none;
}

.btn:hover,
button[type="submit"]:hover,
input[type="submit"]:hover {
    background-color: var(--plexus-white);
    color: var(--plexus-deep-purple);
    transform: translateY(-2px);
    box-shadow: var(--shadow-purple);
}

.btn:active,
button[type="submit"]:active,
input[type="submit"]:active {
    transform: translateY(0);
}

.btn:focus-visible,
button[type="submit"]:focus-visible,
input[type="submit"]:focus-visible {
    outline: 2px solid var(--plexus-cyan);
    outline-offset: 3px;
}

/* Primary Button */
.btn--primary {
    background-color: var(--plexus-accent-purple);
    border-color: var(--plexus-accent-purple);
    color: var(--plexus-white);
}

.btn--primary:hover {
    background-color: var(--plexus-deep-purple);
    border-color: var(--plexus-deep-purple);
    color: var(--plexus-white);
}

/* Secondary / Outline Button */
.btn--outline {
    background-color: transparent;
    border-color: var(--plexus-white);
    color: var(--plexus-white);
}

.btn--outline:hover {
    background-color: var(--plexus-white);
    color: var(--plexus-deep-purple);
}

/* Cyan Accent Button */
.btn--cyan {
    background-color: transparent;
    border-color: var(--plexus-cyan);
    color: var(--plexus-cyan);
}

.btn--cyan:hover {
    background-color: var(--plexus-cyan);
    color: var(--plexus-black);
}

/* Small Button */
.btn--sm {
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--fs-xs);
}

/* Large Button */
.btn--lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--fs-base);
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--space-xl);
}

.container--narrow {
    max-width: var(--narrow-max);
}

.container--content {
    max-width: var(--content-max);
}

.section {
    padding-block: var(--space-5xl);
}

.section--sm {
    padding-block: var(--space-3xl);
}

.section--lg {
    padding-block: var(--space-6xl);
}

/* Flex Utilities */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

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

.items-start {
    align-items: flex-start;
}

.items-end {
    align-items: flex-end;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-end {
    justify-content: flex-end;
}

.gap-sm {
    gap: var(--space-sm);
}

.gap-md {
    gap: var(--space-md);
}

.gap-lg {
    gap: var(--space-lg);
}

.gap-xl {
    gap: var(--space-xl);
}

.gap-2xl {
    gap: var(--space-2xl);
}

/* Grid Utilities */
.grid {
    display: grid;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* ==========================================================================
   Utility Classes - Text
   ========================================================================== */

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

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

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

.text-uppercase {
    text-transform: uppercase;
}

.text-capitalize {
    text-transform: capitalize;
}

.text-nowrap {
    white-space: nowrap;
}

/* Font Sizes */
.text-xs {
    font-size: var(--fs-xs);
}

.text-sm {
    font-size: var(--fs-sm);
}

.text-base {
    font-size: var(--fs-base);
}

.text-md {
    font-size: var(--fs-md);
}

.text-lg {
    font-size: var(--fs-lg);
}

.text-xl {
    font-size: var(--fs-xl);
}

.text-2xl {
    font-size: var(--fs-2xl);
}

.text-3xl {
    font-size: var(--fs-3xl);
}

/* Font Weights */
.font-regular {
    font-weight: var(--fw-regular);
}

.font-medium {
    font-weight: var(--fw-medium);
}

.font-semibold {
    font-weight: var(--fw-semibold);
}

.font-bold {
    font-weight: var(--fw-bold);
}

/* Font Families */
.font-heading {
    font-family: var(--font-heading);
}

.font-body {
    font-family: var(--font-body);
}

/* ==========================================================================
   Utility Classes - Colors
   ========================================================================== */

.color-white {
    color: var(--plexus-white);
}

.color-black {
    color: var(--plexus-black);
}

.color-purple {
    color: var(--plexus-deep-purple);
}

.color-accent {
    color: var(--plexus-accent-purple);
}

.color-soft {
    color: var(--plexus-soft-purple);
}

.color-blue {
    color: var(--plexus-bright-blue);
}

.color-cyan {
    color: var(--plexus-cyan);
}

.color-gray {
    color: var(--plexus-gray);
}

/* Background Colors */
.bg-black {
    background-color: var(--plexus-black);
}

.bg-purple {
    background-color: var(--plexus-deep-purple);
}

.bg-royal {
    background-color: var(--plexus-royal-purple);
}

.bg-brand {
    background-color: var(--plexus-brand-purple);
}

.bg-accent {
    background-color: var(--plexus-accent-purple);
}

.bg-white {
    background-color: var(--plexus-white);
}

/* Gradient Backgrounds */
.bg-gradient-purple {
    background: var(--gradient-purple);
}

.bg-gradient-blue {
    background: var(--gradient-blue-cyan);
}

.bg-gradient-dark {
    background: var(--gradient-dark);
}

/* ==========================================================================
   Utility Classes - Spacing
   ========================================================================== */

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mt-3xl { margin-top: var(--space-3xl); }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }
.mb-3xl { margin-bottom: var(--space-3xl); }

/* ==========================================================================
   Utility Classes - Display / Visibility
   ========================================================================== */

.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-width: 0;
}

.overflow-hidden {
    overflow: hidden;
}

.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.fixed {
    position: fixed;
}

.inset-0 {
    inset: 0;
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.min-h-screen {
    min-height: 100vh;
}

/* ==========================================================================
   WordPress Core Styles
   ========================================================================== */

/* Alignment */
.alignwide {
    max-width: var(--container-max);
    margin-inline: auto;
}

.alignfull {
    width: 100vw;
    max-width: 100vw;
    margin-inline: calc(50% - 50vw);
}

.aligncenter {
    display: block;
    margin-inline: auto;
}

.alignleft {
    float: left;
    margin-right: var(--space-lg);
    margin-bottom: var(--space-md);
}

.alignright {
    float: right;
    margin-left: var(--space-lg);
    margin-bottom: var(--space-md);
}

/* WordPress Caption */
.wp-caption {
    max-width: 100%;
}

.wp-caption-text {
    font-size: var(--fs-sm);
    color: var(--plexus-gray);
    margin-top: var(--space-sm);
}

/* Gallery */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--space-md);
}

.gallery-item {
    margin: 0;
}

/* Screen Reader Text (WordPress standard) */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute !important;
    width: 1px;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    background-color: var(--plexus-deep-purple);
    clip: auto !important;
    clip-path: none;
    color: var(--plexus-white);
    display: block;
    font-size: var(--fs-base);
    font-weight: var(--fw-bold);
    height: auto;
    left: 5px;
    line-height: normal;
    padding: var(--space-md) var(--space-xl);
    text-decoration: none;
    top: 5px;
    width: auto;
    z-index: 100000;
}

/* Sticky Post */
.sticky {
    border-left: 4px solid var(--plexus-accent-purple);
    padding-left: var(--space-lg);
}

/* ==========================================================================
   Scrollbar Styling
   ========================================================================== */

::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--plexus-brand-purple);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--plexus-accent-purple);
}

/* Firefox */
html {
    scrollbar-width: thin;
    scrollbar-color: var(--plexus-brand-purple) var(--plexus-black);
}

/* ==========================================================================
   Selection
   ========================================================================== */

::selection {
    background-color: var(--plexus-accent-purple);
    color: var(--plexus-white);
}

::-moz-selection {
    background-color: var(--plexus-accent-purple);
    color: var(--plexus-white);
}