/**
 * SRWA Website - Main Stylesheet
 * Modern, professional design with soothing colors
 */

/* ============================================
   CSS Variables - Soothing Color Palette
   ============================================ */
:root {
    /* Primary Colors - Soft Blues and Greens */
    --primary-color: #4A90A4;
    --primary-dark: #357A8F;
    --primary-light: #6FA8BA;
    
    --secondary-color: #7CB342;
    --secondary-dark: #689F38;
    --secondary-light: #9CCC65;
    
    /* Neutral Colors */
    --bg-color: #F5F7FA;
    --white: #FFFFFF;
    --gray-100: #F8F9FA;
    --gray-200: #E9ECEF;
    --gray-300: #DEE2E6;
    --gray-400: #CED4DA;
    --gray-500: #ADB5BD;
    --gray-600: #6C757D;
    --gray-700: #495057;
    --gray-800: #343A40;
    --gray-900: #212529;
    
    /* Text Colors */
    --text-primary: #2C3E50;
    --text-secondary: #546E7A;
    --text-muted: #78909C;
    
    /* Accent Colors */
    --success: #66BB6A;
    --info: #42A5F5;
    --warning: #FFA726;
    --danger: #EF5350;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.15);
    --shadow-xl: 0 12px 24px rgba(0,0,0,0.18);
    
    /* Typography */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-secondary: 'Georgia', serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-color);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

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

ul {
    list-style: none;
}

/* ============================================
   Container & Layout
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.main-content {
    min-height: 60vh;
}

/* ============================================
   Top Header Bar
   ============================================ */
.top-header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    color: var(--white);
    padding: var(--spacing-xs) 0;
    font-size: 0.9rem;
}

.top-header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.contact-info {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.contact-item {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.contact-item a {
    color: var(--white);
}

.contact-item a:hover {
    text-decoration: underline;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links a {
    color: var(--white);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* ============================================
   Main Header & Navigation
   ============================================ */
.main-header {
    background: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.main-header.scrolled {
    box-shadow: var(--shadow-lg);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

/* Logo */
.logo a {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    color: var(--text-primary);
}

.logo-text {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 0.2rem;
    
}

.logo-tagline {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Navigation Menu */
.main-nav {
    display: flex;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    font-weight: 500;
    transition: all 0.3s ease;
    border-radius: var(--radius-md);
}

.nav-link:hover {
    background: var(--gray-100);
    color: var(--primary-color);
}

.dropdown-icon {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.has-dropdown:hover .dropdown-icon {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    margin-top: 0.5rem;
}

.has-dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-link {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.dropdown-link:hover {
    background: var(--gray-100);
    color: var(--primary-color);
    padding-left: calc(var(--spacing-md) + 5px);
}

/* ============================================
   Hero Section
   ============================================ */
.hero-section {
    background: linear-gradient(135deg, rgba(74, 144, 164, 0.9), rgba(124, 179, 66, 0.8)),
                url('../images/hero-bg.jpg') center/cover;
    color: var(--white);
    padding: var(--spacing-xl) 0;
    text-align: center;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.95;
}

.hero-description {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* ============================================
   Sections
   ============================================ */
section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-content {
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.8;
    font-size: 1.05rem;
    color: var(--text-secondary);
}

/* ============================================
   Cards Grid
   ============================================ */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.card h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   Text-Image Section
   ============================================ */
.text-image-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.section-images {
    display: grid;
    gap: var(--spacing-sm);
}

.section-image {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* ============================================
   Announcements
   ============================================ */
.announcements-section {
    background: var(--white);
}

.announcements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.announcement-card {
    background: var(--gray-100);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
}

.announcement-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.announcement-date {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.announcement-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.announcement-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   Advertisement Sections
   ============================================ */
.ad-section, .footer-ad-section {
    background: var(--gray-100);
    padding: var(--spacing-md) 0;
}

.ad-banner, .footer-ad, .sidebar-ad {
    text-align: center;
    margin: var(--spacing-sm) 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.ad-image, .footer-ad-image {
    width: 100%;
    height: auto;
    display: block;
}

.ad-html-content {
    padding: var(--spacing-md);
}

.sidebar-ads {
    position: sticky;
    top: 100px;
}

/* ============================================
   Footer
   ============================================ */
.main-footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.footer-column {
    padding: 0 var(--spacing-sm);
}

.footer-heading {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
    position: relative;
    padding-bottom: var(--spacing-xs);
}

.footer-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--primary-color);
}

.footer-text {
    color: var(--gray-400);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-800);
    color: var(--white);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-links a {
    color: var(--gray-400);
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 5px;
}

.footer-links i {
    color: var(--primary-color);
    font-size: 0.8rem;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    color: var(--gray-400);
}

.footer-contact i {
    color: var(--primary-color);
    margin-top: 0.2rem;
    min-width: 20px;
}

.footer-contact a {
    color: var(--gray-400);
}

.footer-contact a:hover {
    color: var(--primary-light);
}

/* Footer Bottom */
.footer-bottom {
    background: var(--gray-800);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--gray-700);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.copyright p {
    color: var(--gray-400);
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    font-size: 0.9rem;
}

.footer-legal a {
    color: var(--gray-400);
}

.footer-legal a:hover {
    color: var(--primary-light);
}

.separator {
    color: var(--gray-600);
}

/* ============================================
   Back to Top Button
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        height: 100vh;
        background: var(--white);
        box-shadow: var(--shadow-xl);
        transition: left 0.3s ease;
        padding: var(--spacing-xl) var(--spacing-md);
        overflow-y: auto;
        z-index: 1001;
    }
    
    .main-nav.active {
        left: 0;
    }
    
    .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        justify-content: space-between;
    }
    
    .dropdown-menu {
        position: static;
        box-shadow: none;
        background: var(--gray-100);
        margin-top: 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .text-image-section {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .top-header-content {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}