/**
 * Core Events Pro - Frontend Stylesheet
 * 
 * This file contains the CSS styles for the plugin's frontend interfaces,
 * including the hero sections, calendar grids, event lists, sub-events, and modals.
 * All classes are prefixed with `cep-` to ensure CSS scoping and prevent conflicts
 * with the active WordPress theme.
 * 
 * @package CoreEventsPro\Assets
 * @since 4.0.0
 */

/* ==========================================================================
   1. Global Variables & Typography
   ========================================================================== */

:root {
    --cep-accent: #2563eb;
    --cep-dark: #1e293b;
    --cep-gray: #f8fafc;
    --cep-border: #e2e8f0;
    --cal-bg: #ffffff;
    --cal-border: #eef2f6; /* Very soft border color */
    --cal-text: #1e293b;
    --cal-text-light: #94a3b8;
    --cal-accent: #3b82f6; /* Primary Calendar Color */
    --cal-today-bg: #eff6ff;
    --cal-hover: #f8fafc;
}

.cep-page-wrapper {
    width: 100%;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* ==========================================================================
   2. Hero Section (Full Width)
   ========================================================================== */

.cep-modern-hero {
    position: relative;
    width: 100%;
    height: 400px; /* Base hero height */
    background: #1e1e24;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    margin-bottom: 50px;
}

.cep-hero-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover; background-position: center; opacity: 0.6;
}

.cep-hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(0deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 100%);
}

.cep-hero-container {
    position: relative; z-index: 5; max-width: 900px; padding: 20px;
}

.cep-hero-title {
    font-size: 3.5rem; margin: 15px 0; font-weight: 800; line-height: 1.2; text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.cep-hero-meta { font-size: 1.3rem; opacity: 0.9; margin-top: 10px; }

.cep-badge-lg {
    background: var(--cep-accent); padding: 6px 16px; border-radius: 50px; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; font-size: 0.8rem;
}

/* ==========================================================================
   3. Content Container (Centered)
   ========================================================================== */

.cep-content-container {
    max-width: 1000px; /* Maximum content width */
    margin: 0 auto; /* Center alignment */
    padding: 0 20px 60px 20px;
}

.cep-section { margin-bottom: 60px; }

.cep-section-title {
    font-size: 1.8rem; border-left: 5px solid var(--cep-accent); padding-left: 15px; margin-bottom: 25px; color: var(--cep-dark);
}

/* ==========================================================================
   4. Timeline List (Sub Events)
   ========================================================================== */

.cep-timeline-item {
    display: flex; gap: 20px; background: #fff; border: 1px solid var(--cep-border);
    padding: 20px; border-radius: 12px; margin-bottom: 15px; transition: transform 0.2s, box-shadow 0.2s;
    align-items: center;
}

.cep-timeline-item:hover { transform: translateY(-3px); box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1); border-color: var(--cep-accent); }

.cep-tl-date {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    background: var(--cep-gray); width: 80px; height: 80px; border-radius: 10px; flex-shrink: 0;
}

.cep-tl-date .day { font-size: 1.8rem; font-weight: bold; color: var(--cep-accent); line-height: 1; }

.cep-tl-date .month { font-size: 0.8rem; text-transform: uppercase; font-weight: bold; }

.cep-tl-date .time { font-size: 0.75rem; margin-top: 3px; color: #666; }

.cep-tl-content { flex-grow: 1; }

.cep-tl-content h3 { margin: 0 0 8px 0; font-size: 1.3rem; }

.cep-tl-content h3 a { text-decoration: none; color: var(--cep-dark); }

.cep-tl-excerpt { color: #64748b; font-size: 0.95rem; }

.cep-btn-view {
    padding: 10px 20px; background: #fff; border: 2px solid var(--cep-border); border-radius: 8px;
    text-decoration: none; color: var(--cep-dark); font-weight: 600; transition: 0.2s; white-space: nowrap;
}

.cep-btn-view:hover { background: var(--cep-dark); color: #fff; border-color: var(--cep-dark); }

/* ==========================================================================
   5. Video Responsive Container
   ========================================================================== */

.cep-video-responsive { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; border-radius: 12px; box-shadow: 0 5px 15px rgba(0,0,0,0.1); }
.cep-video-responsive iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }

/* ==========================================================================
   6. Gallery Masonry
   ========================================================================== */

.cep-gallery-masonry { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 15px; }

.cep-gallery-thumb img { width: 100%; height: 100%; object-fit: cover; border-radius: 8px; transition: transform 0.3s; }

.cep-gallery-thumb:hover img { transform: scale(1.03); }

/* ==========================================================================
   7. Shortcodes Styles
   ========================================================================== */

/* Next Event Card */
.cep-next-event-card {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #fff; padding: 40px; border-radius: 16px; text-align: center; margin: 30px 0;
}

.cep-ne-label { color: #38bdf8; font-weight: bold; text-transform: uppercase; margin-bottom: 10px; letter-spacing: 1px; }

.cep-ne-content h2 a { color: #fff; text-decoration: none; font-size: 2.2rem; }

.cep-ne-date { font-size: 1.2rem; margin: 15px 0 25px 0; opacity: 0.8; }

.cep-btn-glow {
    display: inline-block; padding: 12px 30px; background: #2563eb; color: #fff; border-radius: 50px;
    text-decoration: none; font-weight: bold; box-shadow: 0 0 20px rgba(37, 99, 235, 0.5); transition: 0.3s;
}

.cep-btn-glow:hover { transform: scale(1.05); box-shadow: 0 0 30px rgba(37, 99, 235, 0.7); }

/* Grouped List */
.cep-grouped-wrapper { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 30px; }

@media (max-width: 768px) { .cep-grouped-wrapper { grid-template-columns: 1fr; } }

.cep-group-title { font-size: 1.4rem; border-bottom: 2px solid #eee; padding-bottom: 10px; margin-bottom: 20px; }

.cep-group-title.upcoming { color: var(--cep-accent); border-color: var(--cep-accent); }

.cep-group-title.past { color: #64748b; }

.cep-list-styled .cep-list-item {
    display: flex; align-items: center; padding: 12px 0; border-bottom: 1px solid #f1f5f9;
}

.cep-list-styled .cep-list-item .date {
    font-weight: bold; color: var(--cep-dark); width: 60px; flex-shrink: 0;
}

.cep-list-styled .cep-list-item a { text-decoration: none; color: #475569; transition: 0.2s; }

.cep-list-styled .cep-list-item a:hover { color: var(--cep-accent); padding-left: 5px; /* RTL Note: Ensure logical padding if RTL is active */ }

/* ==========================================================================
   8. Sub Event Page Styling (New)
   ========================================================================== */

.cep-sub-header { background: #f8fafc; border-bottom: 1px solid #e2e8f0; padding: 15px 0; }

.cep-back-link { text-decoration: none; color: #64748b; font-weight: 600; display: flex; align-items: center; gap: 5px; font-size: 0.9rem; }

.cep-back-link:hover { color: var(--cep-accent); }

.cep-sub-hero { padding: 40px 0; background: #fff; border-bottom: 1px solid #f1f5f9; }

.cep-label-session { background: #e0f2fe; color: #0284c7; padding: 4px 10px; border-radius: 4px; font-size: 0.75rem; font-weight: bold; text-transform: uppercase; letter-spacing: 0.5px; }

.cep-sub-title { font-size: 2.5rem; margin: 15px 0; color: #1e293b; line-height: 1.2; }

.cep-sub-meta { display: flex; gap: 20px; color: #64748b; font-size: 1.1rem; }

/* Grid Layout for Sub Page */
.cep-grid-layout { display: grid; grid-template-columns: 2fr 1fr; gap: 40px; margin-top: 40px; }

@media(max-width: 768px) { .cep-grid-layout { grid-template-columns: 1fr; } }

.cep-section-box { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 25px; margin-bottom: 30px; }

.cep-section-box.no-pad { padding: 0; overflow: hidden; border: none; box-shadow: 0 4px 10px rgba(0,0,0,0.05); }

.cep-box-title { margin-top: 0; border-bottom: 2px solid #f1f5f9; padding-bottom: 15px; margin-bottom: 20px; font-size: 1.2rem; }

.cep-text-content { line-height: 1.7; color: #334155; }

/* Sidebar Card */
.cep-info-card { background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; overflow: hidden; position: sticky; top: 20px; }

.cep-session-thumb img { width: 100%; height: auto; display: block; }

.cep-info-body { padding: 20px; }

.cep-info-body h4 { margin-top: 0; }

.cep-info-body ul { list-style: none; padding: 0; margin: 0 0 20px 0; }

.cep-info-body li { padding: 10px 0; border-bottom: 1px solid #f1f5f9; font-size: 0.95rem; color: #475569; }

.cep-info-body li strong { color: #1e293b; width: 100px; display: inline-block; }

.cep-btn-block { display: block; text-align: center; background: var(--cep-dark); color: #fff; padding: 12px; border-radius: 6px; text-decoration: none; font-weight: bold; }

.cep-btn-block:hover { background: #334155; }

/* --- Sub Event List inside Main Event (The new Cards) --- */
.cep-timeline-wrapper { display: flex; flex-direction: column; gap: 15px; }

.cep-sub-card {
    display: flex; align-items: center; background: #fff; border: 1px solid #e2e8f0; border-radius: 12px;
    padding: 15px 20px; transition: transform 0.2s, border-color 0.2s;
}

.cep-sub-card:hover { transform: translateY(-3px); border-color: var(--cep-accent); box-shadow: 0 5px 15px rgba(0,0,0,0.05); }

.cep-sc-date {
    background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; width: 60px; height: 60px;
    display: flex; flex-direction: column; align-items: center; justify-content: center; margin-right: 20px; flex-shrink: 0;
}

.cep-sc-date .d { font-size: 1.4rem; font-weight: bold; color: var(--cep-accent); line-height: 1; }

.cep-sc-date .m { font-size: 0.7rem; text-transform: uppercase; font-weight: 700; color: #64748b; margin-top: 2px; }

.cep-sc-details { flex-grow: 1; }

.cep-sc-meta { font-size: 0.8rem; color: #94a3b8; font-weight: 600; margin-bottom: 4px; text-transform: uppercase; }

.cep-sc-title { margin: 0 0 5px 0; font-size: 1.15rem; }

.cep-sc-title a { text-decoration: none; color: #1e293b; transition: color 0.2s; }

.cep-sc-title a:hover { color: var(--cep-accent); }

.cep-sc-excerpt { font-size: 0.9rem; color: #64748b; }

.cep-sc-action { margin-left: 15px; }

.cep-btn-arrow {
    width: 40px; height: 40px; border-radius: 50%; background: #f1f5f9; color: #1e293b;
    display: flex; align-items: center; justify-content: center; text-decoration: none; transition: 0.2s;
}

/* ==========================================================================
   9. New Calendar Design
   ========================================================================== */

/* Main Container */
.cep-calendar-wrapper {
    background: var(--cal-bg);
    border: 1px solid var(--cal-border);
    border-radius: 16px; /* More rounded corners */
    box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.05); /* Very soft shadow */
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 30px 0;
}

/* Header (Controls) */
.cep-cal-controls {
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--cal-border);
    background: #fff;
}

.cep-cal-controls h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--cal-text);
    letter-spacing: -0.5px;
}

/* Navigation Buttons */
.cep-nav-group { display: flex; gap: 8px; }

.cep-nav-btn {
    background: var(--cal-accent);
    border: 1px solid var(--cal-border);
    border-radius: 8px;
    padding: 8px 16px;
    cursor: pointer;
    color: white;
    font-weight: 600;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.cep-nav-btn:hover {
    background: var(--cal-hover);
    border-color: black;
    transform: translateY(-1px);
    color: #000;
}

/* Days Header */
.cep-cal-days-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: #fcfcfc;
    border-bottom: 1px solid var(--cal-border);
}

.cep-cal-days-header div {
    padding: 15px 0;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--cal-text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* The Grid */
.cep-cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: var(--cal-border); /* Grid gap color */
    gap: 1px; /* Border thickness */
}

/* Day Cell */
.cep-day {
    background: #fff;
    min-height: 140px; /* Slightly taller */
    padding: 10px;
    position: relative;
    transition: background 0.2s;
}

.cep-day:hover {
    background: #fafafa;
}

/* Empty days from previous/next months */
.cep-day.empty {
    background: #fdfdfd;
}

.cep-day.empty .cep-day-num { opacity: 0; } /* Hide number for empty days */

/* Day Number */
.cep-day-num {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--cal-text-light);
    margin-bottom: 8px;
    width: 28px;
    height: 28px;
    line-height: 28px;
    text-align: center;
    border-radius: 50%;
}

/* Today Highlight */
.cep-day.today {
    background: #fff;
}

.cep-day.today .cep-day-num {
    background: var(--cep-accent);
    color: #fff;
    box-shadow: 0 4px 10px rgba(59, 130, 246, 0.4);
}

/* The Event Card Link */
.cep-event-link {
    display: flex;
    align-items: center;
    background: #fff;
    border: 1px solid #e2e8f0;
    /* border-left comes dynamically from JS based on custom color */
    border-left-width: 4px !important; 
    padding: 6px 10px;
    margin-bottom: 5px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--cal-text);
    text-decoration: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
    transition: all 0.2s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cep-event-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    border-color: #cbd5e1;
    z-index: 10;
    position: relative;
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .cep-cal-days-header div { font-size: 0.6rem; letter-spacing: 0; }
    .cep-day { min-height: 80px; padding: 5px; }
    .cep-event-link { font-size: 0.65rem; padding: 3px 5px; }
    .cep-day-num { width: 20px; height: 20px; line-height: 20px; font-size: 0.75rem; }
    .cep-cal-controls { padding: 15px; }
    .cep-cal-controls h3 { font-size: 1.1rem; }
}

.cep-cal-header{
    margin: 20px auto;
    padding: 0 20px ;
    display: flex;
    justify-content: center;
}

.cep-cal-header button{
    margin: 0 20px;
}

/* Overview Box Styling */
.cep-overview-box {
    background: #f8fafc;
    border-left: 5px solid var(--cep-accent);
    padding: 25px;
    margin-bottom: 40px;
    border-radius: 0 8px 8px 0;
}

.cep-lead-text {
    font-size: 1.2rem;
    line-height: 1.6;
    color: #334155;
    font-weight: 500;
    margin: 0;
}

@media (max-width: 768px) {
    .cep-lead-text { font-size: 1.05rem; }
}

/* ==========================================================================
   10. Hero Section Improved
   ========================================================================== */

.cep-modern-hero {
    position: relative;
    width: 100%;
    height: 450px; /* Increased height */
    background: #1e1e24; /* Fallback color */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    margin-bottom: 50px;
}

.cep-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* ✅ Improve image display */
    background-size: cover; 
    background-position: center center;
    z-index: 1;
}

/* ✅ Semi-transparent black layer to ensure white text visibility */
.cep-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6); /* 60% dimming */
    z-index: 2;
}

.cep-hero-container {
    position: relative;
    z-index: 5;
    max-width: 900px;
    padding: 20px;
    /* ✅ Ensure text is white */
    color: #ffffff !important;
}

.cep-hero-title {
    font-size: 3.5rem;
    margin: 15px 0;
    font-weight: 800;
    line-height: 1.2;
    color: #ffffff !important;
    text-shadow: 0 4px 10px rgba(0,0,0,0.5); /* Text shadow */
}

.cep-hero-meta {
    font-size: 1.3rem;
    margin-top: 10px;
    color: #f1f5f9 !important; /* Pure white */
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.cep-hero-loc {
    margin-top: 15px;
    font-size: 1.2rem;
    color: #e2e8f0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.cep-badge-lg {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 50px;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.cep-badge-lg.upcoming { background: #f59e0b; color: #fff; }
.cep-badge-lg.ongoing { background: #10b981; color: #fff; }
.cep-badge-lg.finished { background: #64748b; color: #fff; }

@media (max-width: 768px) {
    .cep-modern-hero { height: 300px; }
    .cep-hero-title { font-size: 2rem; }
}

/* Container inside the day cell */
.cep-day-events {
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto; /* Scroll if events overflow */
    max-height: 90px;
}

/* ==========================================================================
   11. Hero Section Fixes
   ========================================================================== */

.cep-modern-hero {
    position: relative;
    width: 100%;
    min-height: 400px;
    background: #222;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    /* Force white text */
    color: #ffffff !important;
}

.cep-hero-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover; background-position: center; z-index: 0;
}

.cep-hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.6); /* Background dimming */
    z-index: 1;
}

.cep-hero-container {
    position: relative; z-index: 2; padding: 20px; width: 100%; max-width: 900px;
}

/* Use !important to overcome theme styles */
h1.cep-hero-title {
    color: #ffffff !important;
    font-size: 3.5rem;
    font-weight: 800;
    margin: 10px 0;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5); /* Text shadow */
}

.cep-hero-meta, 
.cep-hero-meta span {
    color: #f1f5f9 !important; /* White */
    font-size: 1.2rem;
    font-weight: 500;
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.cep-events-container {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin-top: 5px;
}

/* ==========================================================================
   12. Modal Styles
   ========================================================================== */

.cep-modal {
    display: none; 
    position: fixed; z-index: 9999; left: 0; top: 0; width: 100%; height: 100%; 
    background-color: rgba(0,0,0,0.5); /* Background overlay dimming */
    align-items: center; justify-content: center;
}

.cep-modal-content {
    background-color: #fefefe;
    margin: 15% auto; 
    padding: 30px;
    border: 1px solid #888;
    width: 90%; max-width: 500px;
    border-radius: 12px;
    position: relative;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    text-align: center;
}

#cep-close-modal {
    color: #aaa; float: right; font-size: 28px; font-weight: bold; cursor: pointer;
    position: absolute; top: 10px; right: 20px;
}

#cep-close-modal:hover { color: #000; }

#cep-modal-title { margin-top: 0; color: #333; }

#cep-modal-link {
    display: inline-block; margin-top: 15px; padding: 10px 25px;
    background: #3b82f6; color: #fff; text-decoration: none; border-radius: 6px; font-weight: bold;
}

#cep-modal-link:hover { background: #2563eb; }

/* ==========================================================================
   13. 📅 Calendar Cell & Events Styling V3
   ========================================================================== */

/* Fix cell height to prevent table distortion */
.cep-day {
    background: #fff;
    height: 140px; /* Fixed height */
    max-height: 140px;
    padding: 6px;
    display: flex;
    flex-direction: column;
    border-right: 1px solid #f0f0f0;
    border-bottom: 1px solid #f0f0f0;
    overflow: hidden; /* Hide overflow */
}

/* Events container with smooth scrolling */
.cep-events-container {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex-grow: 1;
    overflow-y: auto; /* Allow scrolling inside a single day */
    padding-right: 2px;
}

/* Customize scrollbar to be very thin and non-intrusive */
.cep-events-container::-webkit-scrollbar { width: 3px; }
.cep-events-container::-webkit-scrollbar-thumb { background: #ddd; border-radius: 4px; }

/* 1. Main Event Design - Colored Bar */
.cep-event-link.cep-is-main {
    display: block;
    background-color: #ebf5ff; /* Light background */
    color: #1e3a8a;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 6px;
    border-radius: 4px;
    border-left-width: 3px !important; /* Colored bar */
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    text-decoration: none;
    order: -1; /* Always appears on top (Fallback) */
}

/* 2. Sub Event Design - Simple Bullet Point */
.cep-event-link.cep-is-sub {
    display: flex;
    align-items: center;
    background: transparent; /* No background */
    border: none !important; /* No borders */
    padding: 1px 0 1px 4px;
    margin: 0;
    color: #64748b; /* Gray text */
    font-size: 0.7rem; /* Smaller font */
    text-decoration: none;
    line-height: 1.2;
}

/* Add colored bullet point before sub event */
.cep-event-link.cep-is-sub::before {
    content: "•";
    color: inherit; /* Inherits text color */
    font-size: 1.2em;
    margin-right: 4px;
    line-height: 0;
}

/* Hover Effects */
.cep-event-link.cep-is-main:hover { background-color: #dbeafe; transform: translateY(-1px); }
.cep-event-link.cep-is-sub:hover { color: #000; text-decoration: underline; }