/* ========================================
   NCR Food House - Main Stylesheet
   ======================================== */

/* CSS Variables — Deep Green + Gold Theme */
:root {
    --primary-color: #1a7a3c;       /* Deep green */
    --primary-dark: #145f2e;        /* Darker green */
    --secondary-color: #b8860b;     /* Dark gold */
    --accent-color: #28a745;        /* Fresh green */
    --text-dark: #2d2d2d;
    --text-light: #666666;
    --text-muted: #999999;
    --white: #ffffff;
    --off-white: #f6faf7;           /* Very light green tint */
    --cream: #f0f7f2;
    --light-orange: #e8f5ec;        /* Light green tint */
    --border-color: #d4e6d9;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    --border-radius: 12px;
    --border-radius-lg: 20px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-dark);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    border: none;
    border-radius: 50px;
    font-family: 'Poppins', sans-serif;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(26, 122, 60, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(26, 122, 60, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-full {
    width: 100%;
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: var(--white);
    padding: 12px 0;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    transition: var(--transition);
}

.navbar.scrolled .logo {
    color: var(--primary-color);
}

.logo i {
    font-size: 28px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 500;
    color: var(--white);
    border-radius: 25px;
    transition: var(--transition);
}

.navbar.scrolled .nav-link {
    color: var(--text-dark);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.15);
}

.navbar.scrolled .nav-link:hover {
    color: var(--primary-color);
    background: var(--light-orange);
}

.nav-cta {
    background: var(--primary-color) !important;
    color: var(--white) !important;
}

.nav-cta:hover {
    background: var(--primary-dark) !important;
    transform: scale(1.05);
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: var(--transition);
}

.navbar.scrolled .nav-toggle span {
    background: var(--text-dark);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #0d3d1f 0%, #1a5c32 100%);
    /*
    /* ============================================================
    🖼️ HERO BACKGROUND IMAGE
    Apni photo lagane ke liye neeche ki line uncomment karo
    aur images/hero-bg.jpg mein apni photo rakho:

    background-image:
        linear-gradient(135deg, rgba(13,61,31,0.82) 0%, rgba(26,92,50,0.88) 100%),
        url('images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; 
    ============================================================ */
    background-image:
        linear-gradient(135deg, rgba(13,61,31,0.82) 0%, rgba(26,92,50,0.88) 100%),
        url('images/bg4.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;

}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(13, 61, 31, 0.75) 0%, rgba(184, 134, 11, 0.35) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 0 20px;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    text-shadow: 2px 4px 10px rgba(0, 0, 0, 0.3);
}

.hero-tagline {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 24px;
    animation: bounce 2s infinite;
    cursor: pointer;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-15px); }
    60% { transform: translateX(-50%) translateY(-7px); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Section Styles
   ======================================== */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.section-subtitle.light {
    color: rgba(255, 255, 255, 0.8);
}

.section-title {
    font-size: clamp(2rem, 5vw, 2.8rem);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.section-title.light {
    color: var(--white);
}

.title-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.title-decoration span {
    width: 50px;
    height: 2px;
    background: var(--primary-color);
}

.title-decoration i {
    color: var(--primary-color);
    font-size: 20px;
}

.title-decoration.light span {
    background: rgba(255, 255, 255, 0.5);
}

.title-decoration.light i {
    color: var(--white);
}

/* Fade In Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   About Section
   ======================================== */
.about {
    background: var(--off-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* Team photo styling */
.about-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
}

.about-img-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-img-placeholder i {
    font-size: 120px;
    color: rgba(255, 255, 255, 0.3);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--white);
    padding: 25px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.experience-badge .years {
    display: block;
    font-size: 36px;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.experience-badge .text {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 500;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.about-text p {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.9;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 30px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
}

.about-feature i {
    color: var(--primary-color);
    font-size: 18px;
}

.about-feature span {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
}

/* ========================================
   Vision Section
   ======================================== */
.vision {
    position: relative;
    background: linear-gradient(135deg, #0a2614 0%, #1a3d22 100%);
    /*
    ============================================================
    🖼️ VISION BACKGROUND IMAGE
    Apni photo lagane ke liye neeche ki line uncomment karo
    aur images/vision-bg.jpg mein apni photo rakho:

    background-image:
        linear-gradient(135deg, rgba(10,38,20,0.88) 0%, rgba(26,61,34,0.92) 100%),
        url('images/vision-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    ============================================================
    */
}

.vision-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.vision-text {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.9;
    margin-bottom: 50px;
}

.vision-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.stat-item i {
    font-size: 40px;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.stat-number {
    display: block;
    font-size: 48px;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    margin-bottom: 5px;
}

.stat-number::after {
    content: '+';
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ========================================
   Partners Section
   ======================================== */
.partners {
    background: var(--white);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.partner-card {
    background: var(--off-white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 1px solid transparent;
}

.partner-card:hover {
    background: var(--white);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.partner-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--light-orange) 0%, var(--cream) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.partner-card:hover .partner-icon {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
}

.partner-icon i {
    font-size: 28px;
    color: var(--primary-color);
    transition: var(--transition);
}

.partner-card:hover .partner-icon i {
    color: var(--white);
}

.partner-card h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
}

/* ========================================
   Team Section
   ======================================== */
.team {
    background: var(--off-white);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.team-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.team-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-10px);
}

.team-image {
    position: relative;
    overflow: hidden;
}

/* Actual team photo */
.team-photo {
    width: 100%;
    height: 280px;
    object-fit: cover;
    object-position: top center;
    display: block;
}

.team-img-placeholder {
    width: 100%;
    height: 280px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.team-img-placeholder i {
    font-size: 80px;
    color: rgba(255, 255, 255, 0.3);
}

.team-social {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    transform: translateY(100%);
    transition: var(--transition);
}

.team-card:hover .team-social {
    transform: translateY(0);
}

.team-social a {
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: var(--transition);
}

.team-social a:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.team-info {
    padding: 25px;
    text-align: center;
}

.team-info h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.team-info span {
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 500;
}

/* ========================================
   Facilities Section
   ======================================== */
.facilities {
    background: var(--white);
}

.facilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.facility-card {
    background: var(--off-white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.facility-card:hover {
    background: var(--white);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-8px);
}

.facility-card.featured {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    grid-column: span 1;
}

.facility-card.featured:hover {
    border-color: transparent;
}

.facility-card.featured .facility-icon {
    background: rgba(255, 255, 255, 0.2);
}

.facility-card.featured .facility-icon i {
    color: var(--white);
}

.facility-card.featured h4,
.facility-card.featured p {
    color: var(--white);
}

.facility-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--light-orange) 0%, var(--cream) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transition: var(--transition);
}

.facility-card:hover .facility-icon {
    transform: scale(1.1) rotate(5deg);
}

.facility-icon i {
    font-size: 32px;
    color: var(--primary-color);
}

.facility-card h4 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.facility-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    background: var(--off-white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-info {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 50px;
    color: var(--white);
}

.contact-info h3 {
    font-size: 1.8rem;
    color: var(--white);
    margin-bottom: 15px;
}

.contact-info > p {
    font-size: 15px;
    opacity: 0.9;
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-details {
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 20px;
}

.contact-text h5 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 5px;
    opacity: 0.8;
}

.contact-text p,
.contact-text a {
    font-size: 15px;
    color: var(--white);
    line-height: 1.6;
}

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

.contact-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: var(--transition);
}

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

/* Contact Form */
.contact-form-wrapper {
    padding: 50px;
    position: relative;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    position: relative;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: 'Poppins', sans-serif;
    font-size: 15px;
    color: var(--text-dark);
    transition: var(--transition);
    background: var(--off-white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(26, 122, 60, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.error-message {
    display: block;
    font-size: 12px;
    color: #e53935;
    margin-top: 5px;
    min-height: 18px;
}

.form-group input.error,
.form-group textarea.error {
    border-color: #e53935;
}

/* Form Success Message */
.form-success {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 50px;
}

.form-success.show {
    display: flex;
}

.form-success i {
    font-size: 80px;
    color: var(--primary-color);
    margin-bottom: 20px;
    animation: scaleIn 0.5s ease;
}

.form-success h4 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.form-success p {
    font-size: 15px;
    color: var(--text-light);
}

@keyframes scaleIn {
    from { transform: scale(0); opacity: 0; }
    to   { transform: scale(1); opacity: 1; }
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: #0d2b14;
    color: var(--white);
}

.footer-top {
    padding: 80px 0 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-logo i {
    font-size: 28px;
    color: var(--secondary-color);
}

.footer-col > p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 25px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--white);
    transition: var(--transition);
}

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

.footer-col h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--secondary-color);
    border-radius: 2px;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}

.footer-links a i {
    font-size: 10px;
    color: var(--secondary-color);
}

.footer-links a:hover {
    color: var(--secondary-color);
    transform: translateX(5px);
}

.footer-contact li {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact i {
    color: var(--secondary-color);
    font-size: 16px;
    margin-top: 3px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 25px 0;
}

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

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom i.fa-heart {
    color: #e53935;
    animation: heartbeat 1.5s infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* ========================================
   Back to Top Button
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 20px;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   Responsive Styles
   ======================================== */
@media (max-width: 1024px) {
    .about-content { gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 900px) {
    .contact-wrapper { grid-template-columns: 1fr; }
    .contact-info { padding: 40px; }
    .contact-form-wrapper { padding: 40px; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 30px 30px;
        gap: 5px;
        box-shadow: var(--shadow-lg);
        transition: var(--transition-slow);
    }

    .nav-menu.active { right: 0; }

    .nav-link {
        color: var(--text-dark);
        width: 100%;
        padding: 15px;
        border-radius: var(--border-radius);
    }

    .nav-link:hover {
        background: var(--light-orange);
        color: var(--primary-color);
    }

    .nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .nav-toggle.active span:nth-child(2) { opacity: 0; }
    .nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -6px); }

    .section { padding: 70px 0; }
    .about-content { grid-template-columns: 1fr; }
    .about-image { order: -1; }
    .experience-badge { right: 20px; }
    .about-features { grid-template-columns: 1fr; }
    .vision-stats { grid-template-columns: 1fr; gap: 20px; }
    .stat-number { font-size: 36px; }
    .team-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
    .facilities-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; text-align: center; }
    .footer-col h4::after { left: 50%; transform: translateX(-50%); }
    .footer-links a { justify-content: center; }
    .footer-contact li { justify-content: center; }
    .footer-social { justify-content: center; }
    .footer-bottom .container { flex-direction: column; gap: 10px; text-align: center; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2.2rem; }
    .hero-tagline { font-size: 1rem; }
    .section-title { font-size: 1.6rem; }
    .btn { padding: 12px 24px; font-size: 14px; }
    .contact-info, .contact-form-wrapper { padding: 30px 20px; }
    .partner-card { padding: 30px 20px; }
    .facility-card { padding: 30px 20px; }
    .back-to-top { width: 45px; height: 45px; right: 20px; bottom: 20px; }
}