/* CSS Reset with Bangla font support */
@import url('https://fonts.googleapis.com/css2?family=Anek+Bangla:wght@100..800&display=swap');
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    font-family: "Anek Bangla", sans-serif;
}


::-webkit-scrollbar {
    width: 10px;
}
 
::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
    border-radius: 5px;
}
 
::-webkit-scrollbar-thumb {
    border-radius: 5px;
    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.5);
    background: var(--primary-color);
}


:root {
    --primary-color: #d32f2f;
    --primary-dark: #b71c1c;
    --primary-light: #ff6659;
    --secondary-color: #6c757d;
    --secondary-dark: #5a6268;
    --light-bg: #f5f5f5;
    --dark-text: #333;
    --light-text: #fff;
    --warning-bg: #fff3cd;
    --warning-border: #ffeeba;
    --warning-text: #856404;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --card-shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.15);
    --gradient-primary: linear-gradient(135deg, #d32f2f 0%, #b71c1c 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(0, 0, 0, 0.8) 0%, rgba(179, 0, 0, 0.6) 100%);
    --gradient-hero: linear-gradient(135deg, #0c0c0c 0%, #1a1a1a 50%, #2d1a1a 100%);
    --border-radius: 12px;
    --section-padding: clamp(2rem, 5vw, 4rem);
    --container-padding: clamp(1rem, 3vw, 2rem);
}


body {
    font-family: 'Tiro Bangla', 'Hind Siliguri', 'SolaimanLipi', 'Siyam Rupali', Arial, sans-serif;
    background-color: var(--light-bg);
    color: var(--dark-text);
    line-height: 1.6;
    overflow-x: hidden;
}


/* Navigation - Enhanced */
nav {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}


.nav-scrolled {
    background: rgba(0, 0, 0, 0.98);
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.4);
}


.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}


.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}


.logo {
    color: var(--light-text);
    font-weight: bold;
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}


.logo:hover {
    transform: scale(1.05);
}


.logo img {
    height: clamp(35px, 4vw, 45px);
    margin-right: 12px;
    border-radius: 8px;
}


.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--light-text);
    font-size: 1.8rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: all 0.3s ease;
    z-index: 1001;
}


.menu-toggle:hover {
    color: var(--primary-light);
}


.nav-links {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    transition: all 0.3s ease;
}


.nav-links li {
    position: relative;
}


.nav-links a {
    color: var(--light-text);
    text-decoration: none;
    font-weight: 600;
    padding: 0.8rem 1.2rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    display: block;
    font-size: clamp(0.9rem, 2vw, 1rem);
    white-space: nowrap;
}


.nav-links a:hover,
.nav-links a:focus {
    background: var(--gradient-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(211, 47, 47, 0.3);
}


/* Enhanced Hero Section without Slider */
.hero-section {
    position: relative;
    height: auto;
    min-height: 700px;
    max-height: 1200px;
    overflow: hidden;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    height: auto;
}


.hero-container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--container-padding);
    position: relative;
    z-index: 3;
}


.hero-content {
    text-align: center;
    color: white;
    padding: 1rem 0;
}


/* Hero Heading Styles */
.hero-heading {
    margin-bottom: 1rem;
}


.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}


.title-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}


.title-line:nth-child(1) {
    animation-delay: 0.2s;
}


.title-line:nth-child(2) {
    animation-delay: 0.4s;
}


.title-line:nth-child(3) {
    animation-delay: 0.6s;
}


.title-line.highlight {
    background: linear-gradient(45deg, #ff6b6b, #ff8e8e, #ff6b6b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}


.hero-subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    margin-bottom: 1.2rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease 0.8s forwards;
}


.hero-subtitle p {
    margin-bottom: 1rem;
    color: #e0e0e0;
}


.subtitle-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}


.decoration-line {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}


.subtitle-decoration i {
    color: var(--primary-color);
    font-size: 1.2rem;
}


/* Enhanced Hero Search Styles */
.hero-search-container {
    margin: 1rem 0;
    width: 100%;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease 1s forwards;
}


.search-header {
    margin-bottom: 1rem;
}


.search-header h3 {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    margin-bottom: 0.5rem;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
}


.search-header p {
    color: #b0b0b0;
    font-size: clamp(1rem, 1.8vw, 1.1rem);
}


.search-box {
    position: relative;
    width: 100%;
}


.search-form {
    width: 100%;
}


.search-input-group {
    position: relative;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50px;
    padding: 0.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}


.search-input-group:focus-within {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 1);
}


.search-icon {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin: 0 1rem;
    transition: all 0.3s ease;
}


.search-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 1rem 1rem;
    font-size: clamp(1rem, 1.8vw, 1.1rem);
    color: var(--dark-text);
    outline: none;
    font-family: inherit;
}


.search-input::placeholder {
    color: #666;
    font-weight: 500;
}


.search-btn {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 1rem 1.8rem;
    border-radius: 40px;
    cursor: pointer;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    font-family: inherit;
    font-size: clamp(0.95rem, 1.6vw, 1.05rem);
    white-space: nowrap;
}


.search-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(211, 47, 47, 0.4);
}


.search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    margin-top: 0.8rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    overflow: hidden;
    display: none;
    z-index: 100;
    max-height: 300px;
    overflow-y: auto;
}


.suggestion-item {
    padding: 1.2rem 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.2s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--dark-text);
    font-weight: 500;
}


.suggestion-item:last-child {
    border-bottom: none;
}


.suggestion-item:hover {
    background: rgba(211, 47, 47, 0.1);
    transform: translateX(5px);
}


.suggestion-item i {
    color: var(--primary-color);
    font-size: 0.9rem;
}


.search-tags {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.5rem;
}


.search-tag {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    padding: 0.7rem 1.3rem;
    border-radius: 25px;
    font-size: clamp(0.85rem, 1.4vw, 0.95rem);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}


.search-tag:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}


/* Enhanced Hero CTA Buttons */
.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin: 3rem 0;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease 1.2s forwards;
}


.btn {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 2.5rem;
    text-decoration: none;
    border-radius: 15px;
    font-weight: bold;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border: none;
    cursor: pointer;
    font-family: inherit;
    white-space: nowrap;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    min-width: 180px;
    color: tomato ;
}


.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}


.btn:hover {
    transform: translateY(-5px);
}


.btn:hover::before {
    left: 100%;
}


.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 8px 25px rgba(211, 47, 47, 0.4);
}


.btn-primary:hover {
    box-shadow: 0 15px 35px rgba(211, 47, 47, 0.5);
}


.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    background: #c42525 !important;
}


.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
}


.btn-outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}


.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}


.btn i {
    font-size: 1.5rem;
}


.btn span {
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    font-weight: 700;
}


.btn small {
    font-size: 0.8rem;
    font-weight: 500;
    opacity: 0.8;
}


/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin: 3rem auto;
    max-width: 800px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease 1.4s forwards;
}


.stat-item {
    text-align: center;
    padding: 1.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}


.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}


.stat-number {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--primary-light);
    margin-bottom: 0.5rem;
}


.stat-label {
    font-size: clamp(0.9rem, 1.6vw, 1rem);
    color: #e0e0e0;
    font-weight: 600;
}


/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 3;
    opacity: 0;
    animation: fadeIn 0.8s ease 2s forwards;
}


.scroll-indicator:hover {
    transform: translateX(-50%) translateY(-5px);
}


.scroll-text {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    opacity: 0.8;
}


.scroll-arrow {
    animation: bounce 2s infinite;
}


@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}


/* Background Shapes */
.hero-background-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}


.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(45deg, var(--primary-color), transparent);
    opacity: 0.1;
    animation: floatShape 20s infinite linear;
}


.shape-1 {
    width: 200px;
    height: 200px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}


.shape-2 {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 10%;
    animation-delay: 5s;
}


.shape-3 {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 20%;
    animation-delay: 10s;
}


.shape-4 {
    width: 120px;
    height: 120px;
    top: 30%;
    right: 20%;
    animation-delay: 15s;
}


@keyframes floatShape {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(20px, 20px) rotate(90deg);
    }
    50% {
        transform: translate(0, 40px) rotate(180deg);
    }
    75% {
        transform: translate(-20px, 20px) rotate(270deg);
    }
}


/* Floating Particles Background */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}


.particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: float 12s infinite linear;
}


@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}


/* Main Content - Enhanced with Animations */
.container {
    max-width: 1200px;
    margin: var(--section-padding) auto;
    padding: 0 var(--container-padding);
}


section {
    margin-bottom: var(--section-padding);
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}


section.visible {
    opacity: 1;
    transform: translateY(0);
}


h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 2.5rem;
    color: var(--primary-dark);
    position: relative;
    padding-bottom: 1.2rem;
    text-align: center;
    font-weight: 700;
}


h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}


.mission {
    background: white;
    padding: clamp(2.5rem, 4vw, 3.5rem);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 3rem;
    line-height: 1.7;
    text-align: center;
    border-left: 5px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}
section.mission.fade-in.visible {
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 0.5px;
}


.mission::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(211, 47, 47, 0.03), transparent);
    transform: rotate(45deg);
}


/* Enhanced Features Grid with Hover Effects */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}


.feature-card {
    background: white;
    padding: clamp(2rem, 3vw, 2.5rem) clamp(1.5rem, 2.5vw, 2rem);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    text-align: center;
    position: relative;
    overflow: hidden;
    border-top: 4px solid transparent;
}


.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(211, 47, 47, 0.05), transparent);
    transition: left 0.5s ease;
}


.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-shadow-hover);
    border-top-color: var(--primary-color);
}


.feature-card:hover::before {
    left: 100%;
}


.feature-icon {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    display: inline-block;
    transition: all 0.3s ease;
}


.feature-card:hover .feature-icon {
    transform: scale(1.15) rotate(8deg);
}


.feature-card h3 {
    font-size: clamp(1.3rem, 2.2vw, 1.5rem);
    margin-bottom: 1.2rem;
    color: var(--primary-dark);
    font-weight: 700;
}


.feature-card p {
    color: #666;
    line-height: 1.6;
    font-size: clamp(0.95rem, 1.6vw, 1.05rem);
    font-weight: 500;
}


/* Enhanced Collaborators List */
.collaborators-container {
    background: white;
    padding: clamp(2rem, 3vw, 2.5rem);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
}


.collaborators-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}


.collaborator-item {
    padding: clamp(1.5rem, 2.5vw, 2rem);
    border-bottom: 1px solid #eee;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    transition: all 0.3s ease;
    border-radius: 8px;
    margin-bottom: 1.2rem;
    gap: 1.5rem;
    position: relative;
    overflow: hidden;
}


.collaborator-item::before {
    content: '';
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(211, 47, 47, 0.03), transparent);
    transition: left 0.5s ease;
}


.collaborator-item:hover {
    background: #f8f9fa;
    transform: translateX(10px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}


.collaborator-item:hover::before {
    left: 100%;
}


.collaborator-img {
    width: clamp(80px, 8vw, 100px);
    height: clamp(80px, 8vw, 100px);
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #f0f0f0;
    transition: all 0.3s ease;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
}


.collaborator-item:hover .collaborator-img {
    border-color: var(--primary-color);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(211, 47, 47, 0.25);
}


.collaborator-info {
    flex: 1;
    min-width: 250px;
    position: relative;
    z-index: 2;
}


.collaborator-info h3 {
    font-size: clamp(1.3rem, 2.2vw, 1.5rem);
    margin-bottom: 0.6rem;
    color: var(--primary-dark);
    font-weight: 700;
}


.collaborator-position {
    color: var(--secondary-color);
    font-weight: bold;
    margin-bottom: 0.8rem;
    display: block;
    font-size: clamp(1rem, 1.8vw, 1.2rem);
}


.collaborator-description {
    margin-bottom: 1.2rem;
    color: #555;
    line-height: 1.6;
    font-size: clamp(0.95rem, 1.6vw, 1.05rem);
}


.collaborator-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.2rem;
}


.meta-item {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 0.6rem 1rem;
    border-radius: 20px;
    font-size: clamp(0.85rem, 1.4vw, 0.95rem);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border: 1px solid #e9ecef;
    transition: all 0.2s ease;
}


.meta-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}


.meta-item i {
    color: var(--primary-color);
}


/* Enhanced Help Section */
.help-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: clamp(2.5rem, 3vw, 3.5rem);
    border-radius: var(--border-radius);
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}


.help-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}


.help-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
}


.help-step {
    background: white;
    padding: clamp(2rem, 2.5vw, 2.5rem) clamp(1.5rem, 2vw, 2rem);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border-top: 3px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}


.help-step::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(211, 47, 47, 0.03), transparent);
    transform: rotate(45deg);
    transition: all 0.5s ease;
}


.help-step:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--card-shadow-hover);
}


.help-step:hover::before {
    transform: rotate(45deg) translate(8%, 8%);
}


.help-step h3 {
    font-size: clamp(1.2rem, 2vw, 1.4rem);
    margin-bottom: 1.2rem;
    color: var(--primary-color);
    font-weight: 700;
    position: relative;
    z-index: 2;
}


.help-step p {
    font-size: clamp(0.95rem, 1.6vw, 1.05rem);
    line-height: 1.6;
    position: relative;
    z-index: 2;
}


/* Enhanced Warning Box */
.warning {
    background: linear-gradient(135deg, var(--warning-bg) 0%, #fff8e1 100%);
    color: var(--warning-text);
    padding: clamp(2rem, 3vw, 2.5rem);
    border-left: 5px solid var(--warning-border);
    border-radius: var(--border-radius);
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--card-shadow);
}


.warning::before {
    content: '⚠️';
    position: absolute;
    top: 1.2rem;
    right: 1.2rem;
    font-size: 2.5rem;
    opacity: 0.2;
}


.warning h3 {
    margin-bottom: 1.2rem;
    color: var(--warning-text);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: clamp(1.3rem, 2.2vw, 1.5rem);
    font-weight: 700;
}


.warning p {
    font-size: clamp(0.95rem, 1.6vw, 1.05rem);
    line-height: 1.6;
}


/* Enhanced CTA Buttons */
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin: var(--section-padding) 0;
}


.btn-secondary {
    background: var(--secondary-color);
}


.btn-secondary:hover {
    background: var(--secondary-dark);
}


/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 9999;
    transition: width 0.1s ease;
}


/* ============================================= */
/* ENHANCED FOOTER STYLES */
/* ============================================= */


/* Footer Main Container */
.footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d1a1a 100%);
    color: white;
    position: relative;
    margin-top: var(--section-padding);
    overflow: hidden;
}


/* Footer Wave Design */
.footer-wave {
    position: absolute;
    top: -2px;
    left: 0;
    width: 100%;
    height: 120px;
    line-height: 0;
    transform: rotate(180deg);
}


.footer-wave svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 120px;
}


.footer-wave .shape-fill {
    fill: var(--primary-color);
    opacity: 0.3;
}


/* Footer Container */
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem var(--container-padding) 2rem;
    position: relative;
    z-index: 2;
}


/* Footer Main Content */
.footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-bottom: 3rem;
}


/* Footer Brand Section */
.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}


.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}


.footer-logo img {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.1);
}


.logo-text h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: white;
    font-weight: 700;
}


.logo-text p {
    color: #a0a0a0;
    line-height: 1.5;
    font-size: 0.95rem;
}


/* Social Links */
.footer-social {
    display: flex;
    gap: 1rem;
}


.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}


.social-link:hover {
    background: var(--gradient-primary);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(211, 47, 47, 0.4);
}


/* Footer Links Grid */
.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}


.footer-column h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: white;
    position: relative;
    padding-bottom: 0.5rem;
    font-weight: 700;
}


.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
}


.footer-column ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}


.footer-column li a {
    color: #a0a0a0;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    transition: all 0.3s ease;
    padding: 0.3rem 0;
    font-size: 0.95rem;
}


.footer-column li a i {
    width: 16px;
    text-align: center;
    font-size: 0.9rem;
    color: var(--primary-light);
}


.footer-column li a:hover {
    color: white;
    transform: translateX(5px);
}


/* Newsletter Section */
.newsletter-box {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}


.newsletter-box p {
    color: #a0a0a0;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    line-height: 1.4;
}


.newsletter-form {
    margin-bottom: 1rem;
}


.input-group {
    display: flex;
    gap: 0.5rem;
}


.input-group input {
    flex: 1;
    padding: 0.8rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}


.input-group input::placeholder {
    color: #a0a0a0;
}


.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.15);
}


.newsletter-btn {
    padding: 0.8rem 1.2rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}


.newsletter-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(211, 47, 47, 0.4);
}


.security-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: #a0a0a0;
}


.security-badge i {
    color: #4CAF50;
}


/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
}


.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}


.copyright {
    flex: 1;
}


.copyright p {
    color: #a0a0a0;
    font-size: 0.9rem;
    line-height: 1.4;
    margin-bottom: 0.3rem;
}


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


/* Footer Badges */
.footer-badges {
    display: flex;
    gap: 1rem;
}


.badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.8rem;
    color: #a0a0a0;
    transition: all 0.3s ease;
}


.badge:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}


.badge i {
    color: var(--primary-light);
}


/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(211, 47, 47, 0.4);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
}


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


.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(211, 47, 47, 0.6);
}


/* Notification Animations */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}


@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}


/* ============================================= */
/* RESPONSIVE STYLES */
/* ============================================= */


/* Enhanced Responsive Styles - ONLY FOR MOBILE */
@media (max-width: 768px) {
    .hero-section {
        height: auto;
        min-height: 100vh;
        max-height: none;
        padding: 1rem 0;
    }


    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 8px;
        border: 1px solid rgba(255, 255, 255, 0.2);
    }


    /* Fixed: Menu expands from top to bottom BELOW the navbar */
    .nav-links {
        position: absolute;
        top: 100%; /* Start below the navbar */
        left: 0;
        width: 100%;
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: stretch;
        padding: 0;
        max-height: 0; /* Start with zero height */
        overflow: hidden;
        transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        z-index: 1000;
        border-bottom-left-radius: 10px;
        border-bottom-right-radius: 10px;
    }


    .nav-links.active {
        max-height: 70vh; /* Expand to 70% of viewport height */
        overflow-y: auto; /* Allow scrolling if content is too long */
    }


    /* Hide scrollbar completely */
    .nav-links::-webkit-scrollbar {
        display: none;
    }


    .nav-links {
        -ms-overflow-style: none; /* IE and Edge */
        scrollbar-width: none; /* Firefox */
    }


    .nav-links li {
        width: 100%;
        margin: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        opacity: 0;
        transform: translateY(-10px);
        transition: all 0.3s ease;
    }


    .nav-links.active li {
        opacity: 1;
        transform: translateY(0);
    }


    /* Stagger the animation for each menu item */
    .nav-links.active li:nth-child(1) { transition-delay: 0.1s; }
    .nav-links.active li:nth-child(2) { transition-delay: 0.15s; }
    .nav-links.active li:nth-child(3) { transition-delay: 0.2s; }
    .nav-links.active li:nth-child(4) { transition-delay: 0.25s; }
    .nav-links.active li:nth-child(5) { transition-delay: 0.3s; }


    .nav-links li:last-child {
        border-bottom: none;
    }


    .nav-links a {
        padding: 1.2rem 1.5rem;
        width: 100%;
        border-radius: 0;
        font-size: 1rem;
        text-align: left;
        border-left: 4px solid transparent;
        margin: 0;
        display: flex;
        align-items: center;
        gap: 1rem;
        transition: all 0.3s ease;
        background: transparent;
    }


    .nav-links a i {
        width: 20px;
        text-align: center;
        font-size: 1.1rem;
    }


    .nav-links a:hover {
        border-left-color: var(--primary-color);
        transform: none;
        background: rgba(211, 47, 47, 0.1);
        color: var(--primary-light);
    }


    /* Prevent body scroll when menu is open */
    body.menu-open {
        overflow: hidden;
    }


    .hero-title {
        font-size: clamp(2rem, 5vw, 3rem);
    }


    .hero-subtitle {
        font-size: clamp(1rem, 2vw, 1.3rem);
    }


    .hero-cta {
        gap: 1rem;
        flex-direction: column;
        align-items: center;
    }


    .btn {
        width: 100%;
        max-width: 280px;
        padding: 1.2rem 2rem;
    }


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


    .search-input-group {
        flex-direction: column;
        border-radius: 20px;
        padding: 0.8rem;
        gap: 0.8rem;
    }
   
    .search-input {
        padding: 0.8rem 0;
        text-align: center;
    }
   
    .search-btn {
        width: 100%;
        justify-content: center;
        border-radius: 15px;
    }
   
    .search-tags {
        gap: 0.6rem;
    }
   
    .search-tag {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }


    .collaborator-item {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
        gap: 1.5rem;
    }


    .collaborator-img {
        margin: 0 auto 1rem;
        width: 70px;
        height: 70px;
    }


    .collaborator-info {
        text-align: center;
        margin-bottom: 0;
    }


    .collaborator-meta {
        justify-content: center;
        margin-bottom: 1.5rem;
        gap: 0.8rem;
    }


    .meta-item {
        font-size: 0.85rem;
        padding: 0.5rem 0.8rem;
    }


    .cta-buttons {
        gap: 1.2rem;
        flex-direction: column;
        align-items: center;
    }


    .features,
    .help-steps {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }


    /* Footer Responsive Styles */
    .footer-container {
        padding: 3rem var(--container-padding) 1.5rem;
    }
   
    .footer-main {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
   
    .footer-brand {
        text-align: center;
        align-items: center;
    }
   
    .footer-logo {
        align-items: center;
        text-align: center;
    }
   
    .footer-links-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
   
    .footer-column {
        text-align: center;
    }
   
    .footer-column h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
   
    .footer-column li a {
        justify-content: center;
    }
   
    .newsletter-box {
        text-align: center;
    }
   
    .input-group {
        flex-direction: column;
    }
   
    .footer-badges {
        justify-content: center;
        flex-wrap: wrap;
    }
   
    .scroll-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
   
    .footer-wave {
        height: 80px;
    }
   
    .footer-wave svg {
        height: 80px;
    }
}


@media (max-width: 480px) {
    .hero-section {
        height: auto;
        min-height: 100vh;
    }


    .hero-content {
        padding: 1rem 0;
    }


    .hero-stats {
        grid-template-columns: 1fr;
    }


    .collaborator-item {
        padding: 1.2rem;
    }


    .collaborator-img {
        width: 60px;
        height: 60px;
    }


    .collaborator-meta {
        gap: 0.6rem;
    }


    .meta-item {
        font-size: 0.8rem;
        padding: 0.4rem 0.7rem;
    }


    .mission,
    .collaborators-container,
    .help-section,
    .warning {
        padding: 1.5rem;
    }


    .feature-card,
    .help-step {
        padding: 1.5rem 1.2rem;
    }


    /* Footer Small Mobile Styles */
    
    .footer-container {
        padding: 2rem var(--container-padding) 1rem;
    }
   
    .footer-main {
        gap: 2rem;
    }
   
    .footer-social {
        justify-content: center;
    }
   
    .newsletter-box {
        padding: 1rem;
    }
   
    .badge {
        padding: 0.4rem 0.8rem;
        font-size: 0.75rem;
    }
   
    .copyright p {
        font-size: 0.8rem;
    }
}

@media only screen and (min-width: 280px) and (max-width: 599px) {

    .footer-bottom-content {
        display: grid;
        align-items: center;
    }
    
    .footer-badges {
        order: 1 !important;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .copyright {
        order: 2 !important;
        display: flex;
        justify-content: center;
        /* align-items: center; */
    }
}


@media (max-width: 360px) {
    .hero-section {
        height: auto;
        min-height: 100vh;
    }


    .hero-title {
        font-size: 1.8rem;
    }


    .hero-subtitle {
        font-size: 0.95rem;
    }


    .btn {
        padding: 1rem 1.5rem;
        font-size: 0.95rem;
    }


    h2 {
        font-size: 1.5rem;
    }


    /* Footer Extra Small Mobile Styles */
    .footer-container {
        padding: 1.5rem var(--container-padding) 1rem;
    }
   
    .footer-logo img {
        width: 50px;
        height: 50px;
    }
   
    .logo-text h3 {
        font-size: 1.2rem;
    }
   
    .footer-column h4 {
        font-size: 1.1rem;
    }
   
    .social-link {
        width: 40px;
        height: 40px;
    }
}



/* Enhanced Animation Classes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}


.fade-in {
    animation: fadeInUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}


.pulse {
    animation: pulse 2s infinite cubic-bezier(0.25, 0.46, 0.45, 0.94);
}


@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.03); }
    100% { transform: scale(1); }
}


/* Loading State */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #ffffff;
    animation: spin 1s ease-in-out infinite;
}


@keyframes spin {
    to { transform: rotate(360deg); }
}