/* ===== VARIABLES ===== */
:root {
    /* Light Theme */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --danger-color: #ef4444;

    /* Text Colors */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;

    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;

    /* Border Colors */
    --border-color: #e5e7eb;
    --border-light: #f3f4f6;

    /* Shadow */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;

    /* Transitions */
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;

    /* WhatsApp Colors */
    --whatsapp-green: #25d366;
    --whatsapp-dark: #075e54;
    --whatsapp-light: #dcf8c6;
}

/* Dark Theme Variables */
.dark-mode {
    --primary-color: #818cf8;
    --primary-dark: #6366f1;
    --secondary-color: #a78bfa;
    --accent-color: #fbbf24;

    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #9ca3af;

    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-tertiary: #374151;

    --border-color: #4b5563;
    --border-light: #374151;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Poppins', 'Cairo', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: var(--transition-slow);
    overflow-x: hidden;
}

body.light-mode {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

body.dark-mode {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

section {
    padding: 5rem 0;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* ===== THEME TOGGLE ===== */
.theme-toggle {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    z-index: 1001;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.theme-toggle:hover {
    transform: rotate(45deg);
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.theme-toggle .fa-moon {
    display: none;
}

.dark-mode .theme-toggle .fa-moon {
    display: block;
}

.dark-mode .theme-toggle .fa-sun {
    display: none;
}

/* ===== WHATSAPP WIDGET ===== */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 4rem;
    height: 4rem;
    background: var(--whatsapp-green);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    z-index: 1000;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    border: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
}

.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--danger-color);
    color: white;
    font-size: 0.7rem;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* WhatsApp Chat Widget */
.whatsapp-widget {
    position: fixed;
    bottom: 6rem;
    right: 2rem;
    width: 350px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: 1000;
    transform: translateY(20px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.whatsapp-widget.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.dark-mode .whatsapp-widget {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.chat-header {
    background: var(--whatsapp-green);
    color: white;
    padding: 1rem;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.chat-avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.chat-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-info {
    flex: 1;
}

.chat-info h4 {
    margin: 0;
    font-size: 1.1rem;
}

.chat-info p {
    margin: 0;
    font-size: 0.8rem;
    opacity: 0.9;
}

.close-chat {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.close-chat:hover {
    background: rgba(255, 255, 255, 0.2);
}

.chat-messages {
    height: 300px;
    overflow-y: auto;
    padding: 1rem;
    background: var(--bg-tertiary);
}

.dark-mode .chat-messages {
    background: var(--bg-primary);
}

.message {
    margin-bottom: 1rem;
    max-width: 80%;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.message.received {
    margin-right: auto;
}

.message.sent {
    margin-left: auto;
}

.message.received p {
    background: white;
    padding: 0.75rem 1rem;
    border-radius: 1rem 1rem 1rem 0.25rem;
    position: relative;
}

.dark-mode .message.received p {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.message.sent p {
    background: var(--whatsapp-light);
    padding: 0.75rem 1rem;
    border-radius: 1rem 1rem 0.25rem 1rem;
    color: #000;
}

.message span {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    text-align: right;
}

.chat-input {
    display: flex;
    padding: 1rem;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

.dark-mode .chat-input {
    background: var(--bg-secondary);
}

.chat-input input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    outline: none;
    transition: var(--transition);
}

.chat-input input:focus {
    border-color: var(--whatsapp-green);
}

.chat-input button {
    width: 3rem;
    height: 3rem;
    margin-left: 0.5rem;
    background: var(--whatsapp-green);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.chat-input button:hover {
    transform: scale(1.1);
    background: var(--whatsapp-dark);
}

/* ===== HEADER ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(var(--bg-primary-rgb), 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--primary-color);
}

.logo i {
    color: var(--accent-color);
}

.logo span {
    color: var(--secondary-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary-color);
}

.nav-links a:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:hover:after {
    width: 100%;
}

/* Language Menu */
.language-menu {
    position: relative;
}

.language-trigger {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.flag-icon {
    width: 20px;
    height: 15px;
    border-radius: 2px;
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0;
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.language-menu:hover .language-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.lang-option:hover {
    background: var(--bg-secondary);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* ===== HERO SECTION ===== */
.hero {
    padding-top: 8rem;
    position: relative;
    overflow: hidden;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

.hero-btns {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background: transparent;
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 2rem;
}

.stat h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.9rem;
}

.hero-image {
    position: relative;
}

.qr-visualization {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.qr-container {
    width: 250px;
    height: 250px;
    margin: 0 auto;
    position: relative;
}

.qr-code-animated {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: var(--radius);
    position: relative;
    overflow: hidden;
}

.dark-mode .qr-code-animated {
    background: var(--bg-secondary);
}

.qr-grid {
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    background: repeating-linear-gradient(
        to right,
        #000 0px,
        #000 10px,
        transparent 10px,
        transparent 20px
    ),
    repeating-linear-gradient(
        to bottom,
        #000 0px,
        #000 10px,
        transparent 10px,
        transparent 20px
    );
}

.dark-mode .qr-grid {
    background: repeating-linear-gradient(
        to right,
        #fff 0px,
        #fff 10px,
        transparent 10px,
        transparent 20px
    ),
    repeating-linear-gradient(
        to bottom,
        #fff 0px,
        #fff 10px,
        transparent 10px,
        transparent 20px
    );
}

.qr-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    animation: scan 2s linear infinite;
}

@keyframes scan {
    0% { top: 0; }
    100% { top: 100%; }
}

.qr-details {
    text-align: center;
    margin-top: 1.5rem;
}

.floating-shape {
    position: absolute;
    width: 60px;
    height: 60px;
    background: var(--bg-primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    top: -20px;
    right: -20px;
    animation-delay: 0s;
}

.shape-2 {
    bottom: 40px;
    left: -30px;
    animation-delay: 2s;
}

.shape-3 {
    bottom: -20px;
    right: 30px;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

/* ===== SERVICES SECTION ===== */
.services {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border-radius: 2rem;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-subtitle {
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.service-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    margin-bottom: 1rem;
}

.service-features {
    margin-top: 1.5rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.service-features i {
    color: var(--success-color);
}

/* ===== ABOUT SECTION ===== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.experience-badge {
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: var(--shadow);
}

.about-details h3 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.about-details .title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.expertise {
    margin: 2rem 0;
}

.skill {
    margin-bottom: 1.5rem;
}

.skill-name {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.skill-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.skill-level {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
    transition: width 1s ease;
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.contact-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.contact-item span {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.contact-item strong {
    display: block;
    font-size: 1rem;
    color: var(--text-primary);
}

/* ===== QR GENERATOR SECTION ===== */
.qr-generator {
    background: var(--bg-secondary);
}

.generator-container {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 3rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    margin-bottom: 4rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.input-group {
    margin-bottom: 2rem;
}

.input-group label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
}

.input-group i {
    color: var(--primary-color);
}

.input-group textarea,
.input-group select,
.input-group input {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.input-group textarea:focus,
.input-group select:focus,
.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.settings-grid {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 1rem;
}

.generate-btn {
    width: 100%;
    justify-content: center;
}

.qr-preview {
    width: 250px;
    height: 250px;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    border: 2px dashed var(--border-color);
}

.qr-placeholder {
    text-align: center;
    color: var(--text-muted);
}

.qr-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.qr-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature {
    text-align: center;
    padding: 2rem;
    background: var(--bg-primary);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.feature i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* ===== CLIENTS SECTION ===== */
.clients-carousel {
    position: relative;
    overflow: hidden;
    padding: 2rem 0;
}

.carousel-track {
    display: flex;
    gap: 3rem;
    animation: slide 30s linear infinite;
    width: max-content;
}

@keyframes slide {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.client-logo {
    flex: 0 0 auto;
    width: 150px;
    height: 80px;
    background: var(--bg-primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.client-logo:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.client-logo img {
    max-width: 100%;
    max-height: 100%;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition);
}

.client-logo:hover img {
    filter: grayscale(0);
    opacity: 1;
}

/* ===== CONTACT SECTION ===== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.contact-card {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.contact-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-card a {
    color: var(--primary-color);
    transition: var(--transition);
}

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

.contact-form {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* ===== FOOTER ===== */
footer {
    background: var(--bg-secondary);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.contact-info i {
    color: var(--primary-color);
    width: 20px;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

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

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-secondary);
    transition: var(--transition);
}

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

/* ===== RESPONSIVE STYLES ===== */
@media (max-width: 1024px) {
    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.25rem;
    }

    .hero-container,
    .about-content,
    .contact-content,
    .generator-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--bg-primary);
        flex-direction: column;
        padding: 2rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        box-shadow: var(--shadow);
        border-top: 1px solid var(--border-color);
        z-index: 999;
    }

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

    .language-dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: 1rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .whatsapp-widget {
        width: calc(100% - 3rem);
        right: 1.5rem;
        bottom: 5rem;
    }

    .floating-shape {
        display: none;
    }

    .settings-grid {
        grid-template-columns: 1fr;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    section {
        padding: 3rem 0;
    }

    .hero {
        padding-top: 6rem;
    }

    .hero-btns {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .qr-visualization {
        padding: 1.5rem;
    }

    .generator-container {
        padding: 1.5rem;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }
}
/* QR Generator Specific Styles */
.char-count {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: right;
    margin-top: 0.5rem;
}

.color-picker {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.color-picker input[type="color"] {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    background: transparent;
}

.color-picker label {
    margin: 0;
    font-size: 0.9rem;
}

.logo-upload-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

#logoFileName {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.logo-preview {
    margin-top: 1rem;
    text-align: center;
}

.logo-preview img {
    max-width: 100px;
    max-height: 100px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--border-color);
}

.qr-preview-container {
    text-align: center;
}

.qr-preview {
    width: 250px;
    height: 250px;
    margin: 0 auto;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--border-color);
    overflow: hidden;
}

#qrPreview canvas {
    max-width: 100%;
    max-height: 100%;
    border-radius: var(--radius-sm);
}

.qr-preview-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.btn-control {
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    transition: var(--transition);
}

.btn-control:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
}

.qr-info {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.info-item i {
    color: var(--success-color);
}

.qr-types-quick {
    margin-top: 3rem;
    text-align: center;
}

.quick-types {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.quick-type-btn {
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.quick-type-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* Mobile Preview Modal */
.mobile-preview-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.mobile-preview-modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 400px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--danger-color);
}

.modal-body {
    padding: 2rem;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: #222;
    border-radius: 40px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.phone-top {
    width: 60px;
    height: 6px;
    background: #333;
    border-radius: 3px;
    margin: 0 auto 20px;
}

.phone-screen {
    width: 100%;
    height: calc(100% - 46px);
    background: white;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

.dark-mode .phone-screen {
    background: #111;
}

.qr-preview-mobile {
    width: 200px;
    height: 200px;
    margin: 100px auto 50px;
    background: white;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.dark-mode .qr-preview-mobile {
    background: #222;
}

.scan-instruction {
    text-align: center;
    color: var(--text-muted);
}

.scan-instruction i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.phone-bottom {
    width: 60px;
    height: 6px;
    background: #333;
    border-radius: 3px;
    margin: 20px auto 0;
}

/* QR Code Scan Animation */
@keyframes scanAnimation {
    0% { transform: translateY(0); }
    100% { transform: translateY(200px); }
}

.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    animation: scanAnimation 2s linear infinite;
}

/* Progress Bar */
.progress-bar {
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    margin-top: 1rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    width: 0%;
    transition: width 0.3s ease;
}

/* Error Message */
.error-message {
    color: var(--danger-color);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: none;
}

.error-message.active {
    display: block;
}

/* Success Message */
.success-message {
    color: var(--success-color);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: none;
}

.success-message.active {
    display: block;
}

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

    .phone-mockup {
        width: 250px;
        height: 500px;
    }

    .qr-preview {
        width: 200px;
        height: 200px;
    }

    .quick-types {
        flex-direction: column;
        align-items: center;
    }

    .quick-type-btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
}
/* ===== MOBILE FORM ELEMENT FIXES ===== */
@media (max-width: 768px) {
    /* Fix for color picker groups overflow */
    .color-input-group,
    .color-picker-group {
        flex-wrap: wrap !important;
        width: 100% !important;
        max-width: 100% !important;
        gap: 0.5rem !important;
        margin-bottom: 1rem !important;
        padding: 0 !important;
    }
    
    .color-input-group label,
    .color-picker-group label {
        width: 100% !important;
        flex: 0 0 100% !important;
        margin-bottom: 0.25rem !important;
        font-size: 0.85rem !important;
        color: var(--text-secondary) !important;
    }
    
    .color-input-group input[type="color"],
    .color-picker-group input[type="color"] {
        width: 48px !important;
        height: 48px !important;
        min-width: 48px !important;
        min-height: 48px !important;
        flex-shrink: 0 !important;
        order: 2 !important;
        border: 2px solid var(--border-color) !important;
        border-radius: 8px !important;
        padding: 2px !important;
    }
    
    .color-input-group input[type="text"],
    .color-picker-group input[type="text"] {
        flex: 1 !important;
        min-width: 120px !important;
        order: 3 !important;
        font-size: 14px !important;
        font-family: 'Courier New', monospace !important;
        padding: 10px 12px !important;
        border: 2px solid var(--border-color) !important;
        border-radius: 8px !important;
        background: var(--bg-secondary) !important;
        color: var(--text-primary) !important;
        width: calc(100% - 60px) !important;
    }
    
    /* Fix for custom gradient controls */
    .custom-gradient-controls {
        padding: 1rem !important;
        border-radius: 12px !important;
        margin-top: 1rem !important;
        background: var(--bg-tertiary) !important;
        border: 1px solid var(--border-color) !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .custom-gradient-controls h4 {
        margin-top: 0 !important;
        margin-bottom: 1rem !important;
        font-size: 1rem !important;
        color: var(--text-primary) !important;
    }
    
    /* Apply Custom Gradient button */
    #applyCustomGradient {
        width: 100% !important;
        margin-top: 1rem !important;
        padding: 12px !important;
        font-size: 0.9rem !important;
        border-radius: 8px !important;
        background: var(--primary-color) !important;
        color: white !important;
        border: none !important;
        cursor: pointer !important;
    }
    
    #applyCustomGradient:hover {
        background: var(--primary-dark) !important;
    }
    
    /* Logo upload container fixes */
    .logo-upload-container {
        display: flex !important;
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 1rem !important;
        width: 100% !important;
        margin-top: 1rem !important;
    }
    
    #uploadLogoBtn {
        width: 100% !important;
        padding: 12px !important;
        font-size: 0.9rem !important;
        border-radius: 8px !important;
        background: var(--bg-secondary) !important;
        border: 2px solid var(--border-color) !important;
        color: var(--text-primary) !important;
        cursor: pointer !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 8px !important;
    }
    
    #logoFileName {
        width: 100% !important;
        text-align: center !important;
        padding: 12px !important;
        background: var(--bg-tertiary) !important;
        border-radius: 8px !important;
        border: 1px solid var(--border-color) !important;
        font-size: 0.9rem !important;
        color: var(--text-secondary) !important;
    }
    
    #removeLogoBtn {
        width: 100% !important;
        padding: 10px !important;
        margin-top: 0.5rem !important;
        background: var(--danger-color) !important;
        color: white !important;
        border: none !important;
        border-radius: 8px !important;
        cursor: pointer !important;
        font-size: 0.9rem !important;
    }
    
    /* Clear All button */
    #resetQrBtn {
        width: 100% !important;
        padding: 12px !important;
        margin-top: 1.5rem !important;
        background: var(--bg-secondary) !important;
        border: 2px solid var(--border-color) !important;
        color: var(--text-primary) !important;
        border-radius: 8px !important;
        font-size: 0.9rem !important;
        cursor: pointer !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 8px !important;
    }
    
    #resetQrBtn:hover {
        background: var(--bg-tertiary) !important;
        border-color: var(--danger-color) !important;
        color: var(--danger-color) !important;
    }
    
    /* Gradient presets container */
    .gradient-presets {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 0.75rem !important;
        margin: 1rem 0 !important;
        width: 100% !important;
    }
    
    .gradient-option {
        padding: 0.75rem !important;
        border: 2px solid var(--border-color) !important;
        border-radius: 10px !important;
        background: var(--bg-secondary) !important;
        cursor: pointer !important;
        transition: all 0.2s ease !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        gap: 0.5rem !important;
        min-height: auto !important;
    }
    
    .gradient-option:hover {
        border-color: var(--primary-color) !important;
        transform: translateY(-2px) !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1) !important;
    }
    
    .gradient-option.active {
        border-color: var(--primary-color) !important;
        background: var(--bg-tertiary) !important;
        box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1) !important;
    }
    
    .gradient-preview {
        width: 100% !important;
        height: 30px !important;
        border-radius: 6px !important;
        margin: 0 !important;
    }
    
    .gradient-option span {
        font-size: 0.8rem !important;
        color: var(--text-primary) !important;
        font-weight: 500 !important;
        text-align: center !important;
    }
    
    /* Fix for labels and headings */
    .color-options h4,
    .custom-gradient h4 {
        margin: 1.5rem 0 0.75rem 0 !important;
        font-size: 1rem !important;
        color: var(--text-primary) !important;
        font-weight: 600 !important;
    }
    
    /* Settings select dropdowns */
    .settings-grid select {
        width: 100% !important;
        padding: 12px !important;
        font-size: 16px !important;
        border: 2px solid var(--border-color) !important;
        border-radius: 8px !important;
        background: var(--bg-secondary) !important;
        color: var(--text-primary) !important;
        margin-bottom: 1rem !important;
        appearance: none !important;
        background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e") !important;
        background-repeat: no-repeat !important;
        background-position: right 12px center !important;
        background-size: 16px !important;
        padding-right: 40px !important;
    }
    
    /* QR type selection */
    #qrType {
        width: 100% !important;
        margin-bottom: 1rem !important;
    }
    
    /* Make sure all containers don't overflow */
    .generator-input > *,
    .input-group,
    .color-options,
    .gradient-options,
    .custom-gradient {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 !important;
        margin: 0 0 1.5rem 0 !important;
    }
}

/* Extra small mobile fixes */
@media (max-width: 480px) {
    .gradient-presets {
        grid-template-columns: 1fr !important;
    }
    
    .color-input-group,
    .color-picker-group {
        flex-direction: column !important;
        align-items: flex-start !important;
    }
    
    .color-input-group input[type="text"],
    .color-picker-group input[type="text"] {
        width: 100% !important;
        margin-top: 0.5rem !important;
    }
    
    /* Adjust button sizes for very small screens */
    #uploadLogoBtn,
    #resetQrBtn,
    #applyCustomGradient {
        padding: 14px !important;
        font-size: 1rem !important;
    }
    
    /* Reduce padding on containers */
    .generator-container {
        padding: 1rem !important;
        margin: 0.5rem auto !important;
    }
    
    .input-group {
        padding: 0 !important;
        margin-bottom: 1.5rem !important;
    }
}

/* Landscape mode specific fixes */
@media (max-height: 600px) and (orientation: landscape) {
    .generator-input {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 1rem !important;
    }
    
    .input-group {
        margin-bottom: 0.5rem !important;
    }
    
    .color-input-group,
    .color-picker-group {
        margin-bottom: 0.5rem !important;
    }
    
    .gradient-presets {
        grid-template-columns: repeat(3, 1fr) !important;
    }
    
    /* Reduce vertical spacing */
    .color-options h4,
    .custom-gradient h4 {
        margin: 0.5rem 0 0.25rem 0 !important;
    }
}

/* Fix for iOS form elements */
@supports (-webkit-touch-callout: none) {
    @media (max-width: 768px) {
        .form-input,
        input[type="text"],
        input[type="color"],
        select,
        textarea {
            font-size: 16px !important;
            line-height: 1.5 !important;
            padding: 14px 12px !important;
        }
        
        select {
            height: 48px !important;
        }
        
        /* Improve touch targets */
        button,
        .btn,
        .gradient-option,
        .quick-type-btn {
            min-height: 48px !important;
        }
    }
}

/* Fix for Android */
@supports (-webkit-appearance: none) and (not (overflow: -moz-hidden-unscrollable)) {
    @media (max-width: 768px) {
        input[type="color"] {
            -webkit-appearance: none !important;
            border-radius: 8px !important;
            overflow: hidden !important;
        }
        
        input[type="color"]::-webkit-color-swatch-wrapper {
            padding: 0 !important;
        }
        
        input[type="color"]::-webkit-color-swatch {
            border: none !important;
            border-radius: 6px !important;
        }
    }
}

/* Ensure no horizontal scroll */
@media (max-width: 768px) {
    html, body {
        overflow-x: hidden !important;
        max-width: 100vw !important;
    }
    
    .generator-container,
    .generator-input,
    .generator-output,
    .color-options,
    .custom-gradient-controls {
        overflow-x: hidden !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    * {
        box-sizing: border-box !important;
    }
    
    /* Force wrap long text */
    #logoFileName,
    .gradient-option span,
    .color-input-group label,
    .color-picker-group label {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
    }
}