/*
Theme Name:  Rapidnet Theme
Theme URI:   https://rapidnet.gr
Author:      Dimitrios Tzaras
Author URI:  https://rapidnet.gr
Description: The official Rapidnet theme — a fully customizable multi-purpose WordPress theme with advanced menu controls.
Version:     1.0.0
License:     GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: rapidnet-theme
Tags: custom-menu, custom-logo, full-width-template, theme-options, sticky-post, mega-menu
*/

/* ============================================================
   CSS CUSTOM PROPERTIES — Set by Customizer / Admin Panel
   ============================================================ */
:root {
  /* --- Menu: Colors --- */
  --menu-bg:              #ffffff;
  --menu-text:            #1a1a1a;
  --menu-text-hover:      #0066cc;
  --menu-border:          #e5e5e5;
  --menu-active-bg:       #f0f0f0;
  --menu-active-text:     #0066cc;

  /* --- Dropdown / Mega Menu --- */
  --dropdown-bg:          #ffffff;
  --dropdown-text:        #1a1a1a;
  --dropdown-text-hover:  #0066cc;
  --dropdown-shadow:      0 8px 32px rgba(0,0,0,0.12);
  --dropdown-border:      #e5e5e5;

  /* --- Mobile Menu --- */
  --mobile-bg:            #1a1a1a;
  --mobile-text:          #ffffff;
  --mobile-text-hover:    #0066cc;
  --mobile-overlay:       rgba(0,0,0,0.5);

  /* --- Menu: Typography --- */
  --menu-font-family:     'Segoe UI', system-ui, -apple-system, sans-serif;
  --menu-font-size:       15px;
  --menu-font-weight:     500;
  --menu-letter-spacing:  0.02em;
  --menu-text-transform:  none;

  /* --- Menu: Spacing & Layout --- */
  --menu-height:          70px;
  --menu-item-padding:    0 18px;
  --menu-border-radius:   0px;
  --menu-container-width: 1200px;

  /* --- Logo --- */
  --logo-max-height:      50px;
  --logo-max-width:       200px;

  /* --- Sticky Menu --- */
  --sticky-bg:            #ffffff;
  --sticky-shadow:        0 2px 20px rgba(0,0,0,0.1);
  --sticky-height:        60px;

  /* --- Global --- */
  --body-bg:              #f8f8f8;
  --body-text:            #333333;
  --body-font:            'Segoe UI', system-ui, -apple-system, sans-serif;
  --link-color:           #0066cc;
  --link-hover:           #004499;
  --content-width:        1200px;
  --border-radius:        6px;
  --transition:           0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  background-color: var(--body-bg);
  color: var(--body-text);
  font-family: var(--body-font);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--link-color); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--link-hover); }

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

/* ============================================================
   LAYOUT
   ============================================================ */
.site { display: flex; flex-direction: column; min-height: 100vh; }
.site-content { flex: 1; padding: 40px 0; }

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   HEADER & NAVIGATION
   ============================================================ */
#site-header {
  background-color: var(--menu-bg);
  border-bottom: 1px solid var(--menu-border);
  position: relative;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition), height var(--transition);
}

#site-header.sticky {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--sticky-bg);
  box-shadow: var(--sticky-shadow);
}

#site-header.sticky .header-inner {
  height: var(--sticky-height);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--menu-height);
  max-width: var(--menu-container-width);
  margin: 0 auto;
  padding: 0 24px;
  transition: height var(--transition);
}

/* --- Logo --- */
.site-branding {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.site-logo img {
  max-height: var(--logo-max-height);
  max-width: var(--logo-max-width);
  width: auto;
  height: auto;
  transition: max-height var(--transition);
}

.site-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--menu-text);
  line-height: 1.2;
}

.site-title a { color: inherit; }
.site-title a:hover { color: var(--menu-text-hover); }

.site-description {
  font-size: 12px;
  color: #888;
  margin-top: 2px;
}

/* ============================================================
   PRIMARY NAVIGATION
   ============================================================ */
#primary-navigation {
  display: flex;
  align-items: center;
}

/* --- Top-level Menu --- */
.nav-menu {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0;
  margin: 0;
  padding: 0;
  height: 100%;
}

.nav-menu > li {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-menu > li > a {
  display: flex;
  align-items: center;
  height: 100%;
  padding: var(--menu-item-padding);
  color: var(--menu-text);
  font-family: var(--menu-font-family);
  font-size: var(--menu-font-size);
  font-weight: var(--menu-font-weight);
  letter-spacing: var(--menu-letter-spacing);
  text-transform: var(--menu-text-transform);
  border-radius: var(--menu-border-radius);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
  gap: 5px;
}

.nav-menu > li > a:hover,
.nav-menu > li:hover > a,
.nav-menu > li.current-menu-item > a,
.nav-menu > li.current-menu-ancestor > a {
  color: var(--menu-text-hover);
  background-color: var(--menu-active-bg);
}

.nav-menu > li.current-menu-item > a {
  color: var(--menu-active-text);
}

/* Dropdown arrow indicator */
.nav-menu > li.menu-item-has-children > a::after {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--transition);
  margin-left: 4px;
}

.nav-menu > li.menu-item-has-children:hover > a::after {
  transform: rotate(-135deg) translateY(-2px);
}

/* ============================================================
   STANDARD DROPDOWN
   ============================================================ */
.nav-menu .sub-menu {
  list-style: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background-color: var(--dropdown-bg);
  border: 1px solid var(--dropdown-border);
  border-radius: var(--border-radius);
  box-shadow: var(--dropdown-shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 999;
  padding: 8px 0;
}

.nav-menu li:hover > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Nested dropdown */
.nav-menu .sub-menu .sub-menu {
  top: -8px;
  left: 100%;
}

.nav-menu .sub-menu li a {
  display: block;
  padding: 10px 20px;
  color: var(--dropdown-text);
  font-size: 14px;
  font-family: var(--menu-font-family);
  transition: color var(--transition), background var(--transition), padding-left var(--transition);
}

.nav-menu .sub-menu li a:hover {
  color: var(--dropdown-text-hover);
  background-color: var(--menu-active-bg);
  padding-left: 26px;
}

/* ============================================================
   MEGA MENU
   ============================================================ */
.nav-menu > li.mega-menu {
  position: static;
}

.mega-menu-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--dropdown-bg);
  border-top: 2px solid var(--menu-text-hover);
  border-bottom: 1px solid var(--dropdown-border);
  box-shadow: var(--dropdown-shadow);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
}

.nav-menu > li.mega-menu:hover .mega-menu-panel {
  display: block;
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu-inner {
  max-width: var(--menu-container-width);
  margin: 0 auto;
  padding: 32px 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.mega-menu-column h4 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #999;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--dropdown-border);
}

.mega-menu-column ul { list-style: none; }
.mega-menu-column ul li { margin-bottom: 4px; }

.mega-menu-column ul li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--border-radius);
  color: var(--dropdown-text);
  font-size: 14px;
  transition: color var(--transition), background var(--transition);
}

.mega-menu-column ul li a:hover {
  color: var(--dropdown-text-hover);
  background-color: var(--menu-active-bg);
}

.mega-menu-column ul li a .menu-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.6;
}

/* ============================================================
   MOBILE HAMBURGER TOGGLE
   ============================================================ */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  height: 2px;
  background-color: var(--menu-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), width var(--transition);
  transform-origin: center;
}

.menu-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.is-active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   MOBILE MENU OVERLAY
   ============================================================ */
#mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 300px;
  max-width: 90vw;
  background-color: var(--mobile-bg);
  z-index: 9999;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 80px 0 40px;
}

#mobile-menu.is-open {
  transform: translateX(0);
}

#mobile-menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: var(--mobile-overlay);
  z-index: 9998;
  opacity: 0;
  transition: opacity 0.35s ease;
}

#mobile-menu-overlay.is-visible {
  opacity: 1;
}

.mobile-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: var(--mobile-text);
  font-size: 28px;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

.mobile-nav-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mobile-nav-menu li a {
  display: block;
  padding: 14px 28px;
  color: var(--mobile-text);
  font-family: var(--menu-font-family);
  font-size: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: color var(--transition), padding-left var(--transition);
}

.mobile-nav-menu li a:hover {
  color: var(--mobile-text-hover);
  padding-left: 36px;
}

.mobile-nav-menu .sub-menu {
  list-style: none;
  background-color: rgba(0,0,0,0.2);
  display: none;
}

.mobile-nav-menu .sub-menu.is-open { display: block; }

.mobile-nav-menu .sub-menu li a {
  padding-left: 44px;
  font-size: 14px;
}

.mobile-sub-toggle {
  background: none;
  border: none;
  color: var(--mobile-text);
  float: right;
  cursor: pointer;
  padding: 14px 28px;
  font-size: 18px;
  line-height: 1;
  transition: transform var(--transition);
}

.mobile-sub-toggle.is-active { transform: rotate(180deg); }

/* ============================================================
   FOOTER
   ============================================================ */
#site-footer {
  background-color: #1a1a1a;
  color: #aaa;
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-widget h3 {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-widget ul { list-style: none; }
.footer-widget ul li { margin-bottom: 8px; }
.footer-widget ul li a { color: #aaa; font-size: 14px; transition: color var(--transition); }
.footer-widget ul li a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
}

/* ============================================================
   CONTENT AREA
   ============================================================ */
.entry-header { margin-bottom: 32px; }
.entry-title { font-size: 2rem; font-weight: 700; line-height: 1.3; }
.entry-meta { color: #888; font-size: 13px; margin-top: 8px; }
.entry-content { line-height: 1.8; }
.entry-content p { margin-bottom: 1.25em; }
.entry-content h2 { font-size: 1.5rem; margin: 1.5em 0 0.75em; }
.entry-content h3 { font-size: 1.25rem; margin: 1.25em 0 0.5em; }
.entry-content ul, .entry-content ol { padding-left: 1.5em; margin-bottom: 1.25em; }
.entry-content blockquote {
  border-left: 4px solid var(--link-color);
  padding: 16px 24px;
  background: #f5f5f5;
  margin: 1.5em 0;
  font-style: italic;
}

/* ============================================================
   ADMIN BAR OFFSET
   ============================================================ */
.admin-bar #site-header.sticky { top: 32px; }
@media screen and (max-width: 782px) {
  .admin-bar #site-header.sticky { top: 46px; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .mega-menu-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  #primary-navigation { display: none; }
  #mobile-menu { display: block; }
  #mobile-menu-overlay { display: block; }

  .header-inner { gap: 12px; }

  .mega-menu-inner { grid-template-columns: 1fr; gap: 16px; padding: 16px; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}