/*
Theme Name: Israel News Theme
Theme URI: https://israel.com
Description: A lightweight, optimized custom WordPress theme for Israel.com. Features Reuters-style navigation, ynet-style breaking news ticker, and high-performance architecture designed for news websites.
Version: 1.0.0
Author: Israel.com Team
Author URI: https://israel.com
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: israel-news
Tags: news, magazine, blog, custom, responsive, performance
Requires at least: 5.0
Tested up to: 6.4
Requires PHP: 7.4
*/

/*--------------------------------------------------------------
>>> TABLE OF CONTENTS:
----------------------------------------------------------------
1.0 CSS Reset & Base Styles
2.0 Typography
3.0 Layout & Structure
4.0 Accessibility
5.0 Utility Classes
--------------------------------------------------------------*/

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

:root {
    /* Colors */
    --color-primary: #0033cc;
    --color-primary-dark: #0345d8;
    --color-primary-light: #0055ff;
    --color-secondary: #dc2626;
    --color-dark: #1f2937;
    --color-gray: #4a5568;
    --color-light-gray: #f3f4f6;
    --color-border: #e5e7eb;
    --color-white: #ffffff;
    --color-blue-gradient: linear-gradient(90deg, #0033cc 0%, #0345d8 50%, #0055ff 100%);
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.4s ease;
    
    /* Z-index layers */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 900;
    --z-modal: 1000;
    --sticky-header-offset: 0px;
}

/*--------------------------------------------------------------
2.0 Typography
--------------------------------------------------------------*/
body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-dark);
    background-color: #fafbfc;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
}

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

a:hover {
    color: var(--color-primary-dark);
}

/*--------------------------------------------------------------
3.0 Layout & Structure
--------------------------------------------------------------*/
body.has-sticky-header {
    padding-top: var(--sticky-header-offset, 0px);
}

#page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.header_section_wrapper {
    position: relative;
    top: auto;
    z-index: var(--z-sticky);
    background: var(--color-white);
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
    will-change: transform, box-shadow;
    overflow: visible;
}

body.page-scrolled .header-section {
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

.header_section_wrapper.is-sticky {
    z-index: 1200;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(6px);
    transform: translateZ(0);
}


.header_section_wrapper .navigation-section {
    transition: padding var(--transition-normal), background var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
    z-index: 10;
    background: var(--color-white);
    overflow: visible;
}

.breaking-news-ticker,
.breaking-news-ticker-multi {
    position: relative;
    z-index: 5 !important;
}

.header_section_wrapper.is-sticky .navigation-section {
    background: var(--color-white);
}

.header_section_wrapper .navigation-section .navbar-default {
    transition: margin var(--transition-normal), padding var(--transition-normal), border var(--transition-normal);
    background: transparent;
}

.header_section_wrapper.is-sticky .navigation-section .navbar-default {
    margin-top: 0 !important;
    border-top-width: 0;
    border-bottom-color: var(--color-border);
    background: var(--color-white);
}

.header_section_wrapper.is-sticky .navigation-section .navbar-default .navbar-nav > li > a {
    padding-top: 6px;
    padding-bottom: 6px;
}

@keyframes stickySlideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

.site-main {
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    padding: var(--spacing-lg);
}

.site-footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

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

.sr-only-focusable:focus,
.screen-reader-text:focus {
    position: static;
    width: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

/* Skip to content link */
.skip-link {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    position: absolute;
    top: -100%;
    left: 0;
    z-index: var(--z-modal);
}

.skip-link:focus {
    top: 0;
}

/*--------------------------------------------------------------
5.0 Utility Classes
--------------------------------------------------------------*/
.container {
    max-width: 1400px !important;
    margin: 0 auto !important;
    padding: 0 1rem !important;
}

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

/* Responsive utilities */
@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
}

@media (min-width: 769px) {
    .hide-desktop {
        display: none !important;
    }
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Image optimization */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Button reset */
button {
    cursor: pointer;
    background: none;
    border: none;
    font-family: inherit;
    font-size: inherit;
}

/*--------------------------------------------------------------
6.0 Back to Top Button
--------------------------------------------------------------*/
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background 0.2s ease;
    z-index: var(--z-sticky);
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

.back-to-top:active {
    transform: translateY(0);
}

/*--------------------------------------------------------------
7.0 Footer Styles
--------------------------------------------------------------*/
.site-footer {
    background: #1f2937;
    color: #ffffff;
    margin-top: 4rem;
    padding: 0;
}

.footer-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 0 2.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    line-height: 1.7;
    margin: 0 0 1.5rem 0;
    font-weight: 400;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9375rem;
    margin: 0;
    font-weight: 400;
}

@media (max-width: 768px) {
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 42px;
        height: 42px;
    }

    .footer-wrapper {
        padding: 0 var(--spacing-md);
    }

    .footer-content {
        padding: 2.5rem 0 2rem;
    }

    .footer-description {
        font-size: 1.125rem;
        line-height: 1.6;
        margin-bottom: 1.25rem;
    }

    .footer-copyright {
        font-size: 0.875rem;
    }
}