/* ===================================
   HAPPY SOLUTIONS - Premium CSS
   Enterprise-Grade AI Consulting
   =================================== */

/* CSS Variables */
:root {
    /* Colors - Light Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;

    /* Accent Colors */
    --accent-primary: #2563eb;
    --accent-secondary: #3b82f6;
    --accent-light: #dbeafe;
    --accent-gradient: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    --accent-gradient-text: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #06b6d4 100%);

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1200px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --border-color: #1e293b;
    --border-light: #1e293b;
    --accent-light: rgba(37, 99, 235, 0.15);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.3);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.5), 0 8px 10px -6px rgb(0 0 0 / 0.4);
}

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

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    color: var(--text-secondary);
}

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

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-family);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(37, 99, 235, 0.5);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

/* Section Styling */
.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--accent-light);
    color: var(--accent-primary);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-title {
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* ===================================
   NAVBAR
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: transparent;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(var(--bg-primary-rgb, 255, 255, 255), 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
}

[data-theme="dark"] .navbar.scrolled {
    background: rgba(10, 10, 15, 0.85);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
}

.logo-icon {
    color: var(--accent-primary);
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Nav CTA Button */
.nav-cta-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.nav-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.nav-cta-btn svg {
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .nav-cta-btn {
        display: none;
    }
}

/* Language Selector */
.lang-selector {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-btn:hover {
    border-color: var(--accent-primary);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px;
    min-width: 140px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-lg);
}

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

.lang-option {
    display: block;
    width: 100%;
    padding: 10px 14px;
    text-align: left;
    font-size: 0.875rem;
    color: var(--text-secondary);
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-option:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.lang-option.active {
    background: var(--accent-light);
    color: var(--accent-primary);
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    border-color: var(--accent-primary);
}

.theme-toggle svg {
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.sun-icon { display: none; }
.moon-icon { display: block; }

[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }

/* Login Button */
.login-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.login-btn:hover {
    border-color: var(--accent-primary);
    background: var(--accent-primary);
}

.login-btn:hover svg {
    color: white;
}

.login-btn svg {
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

/* Login Modal */
.login-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.login-modal.active {
    opacity: 1;
    visibility: visible;
}

.login-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
}

.login-modal-content {
    position: relative;
    width: 90%;
    max-width: 400px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    transform: scale(0.9) translateY(20px);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-xl);
}

.login-modal.active .login-modal-content {
    transform: scale(1) translateY(0);
}

.login-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.login-modal-close:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.login-modal-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.login-logo .logo-icon {
    font-size: 1.5rem;
    color: white;
}

.login-modal-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.login-modal-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.login-input-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.login-input-wrapper:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.login-input-wrapper svg {
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.login-input-wrapper input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    font-size: 1rem;
    color: var(--text-primary);
}

.login-input-wrapper input::placeholder {
    color: var(--text-tertiary);
}

.login-error {
    color: #ef4444;
    font-size: 0.875rem;
    text-align: center;
    min-height: 20px;
}

.login-form .btn {
    margin-top: 8px;
}

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

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(37, 99, 235, 0.15), transparent);
}

[data-theme="dark"] .hero-gradient {
    background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(37, 99, 235, 0.25), transparent);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, black, transparent);
}

.hero-content {
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 16px;
    background: var(--accent-light);
    color: var(--accent-primary);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-title {
    margin-bottom: 24px;
}

.hero-title span {
    display: block;
}

.gradient-text {
    background: var(--accent-gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 640px;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    gap: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--border-color);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 2px;
    animation: scroll-bounce 2s infinite;
}

@keyframes scroll-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(12px); opacity: 0.3; }
}

/* ===================================
   HERO CHAT INTEGRATION
   =================================== */
.hero-chat-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: calc(100vh - 120px);
    padding: 40px 0;
}

.hero-chat-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.hero-chat-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 500px;
}

/* Chat Container */
.chat-container {
    width: 100%;
    max-width: 800px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.chat-messages {
    flex: 1;
    min-height: 400px;
    max-height: calc(100vh - 350px);
    overflow-y: auto;
    padding: 24px 8px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    scroll-behavior: smooth;
    /* Hide scrollbar but keep functionality */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}

.chat-messages::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.chat-messages:empty {
    display: none;
}

/* Message Styles */
.chat-message {
    display: flex;
    gap: 12px;
    animation: messageSlideIn 0.3s ease;
}

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

.chat-message.user {
    flex-direction: row-reverse;
}

.chat-message-content {
    max-width: 90%;
    padding: 4px 0;
    font-size: 0.95rem;
    line-height: 1.7;
    text-align: left;
    color: var(--text-primary);
}

.chat-message.user .chat-message-content {
    background: var(--accent-light);
    color: var(--text-primary);
    padding: 10px 14px;
    border-radius: 18px;
    border-bottom-right-radius: 4px;
}

.chat-message.assistant .chat-message-content {
    background: transparent;
    color: var(--text-primary);
    border: none;
    padding: 4px 8px;
}

[data-theme="dark"] .chat-message.user .chat-message-content {
    background: rgba(99, 102, 241, 0.15);
}

[data-theme="dark"] .chat-message.assistant .chat-message-content {
    background: transparent;
}

.chat-message-content strong {
    font-weight: 600;
}

.chat-message-content ul {
    margin: 8px 0;
    padding-left: 20px;
}

.chat-message-content li {
    margin-bottom: 4px;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 4px 0;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 80%, 100% { transform: scale(0.8); opacity: 0.5; }
    40% { transform: scale(1); opacity: 1; }
}

/* Chat Input Area */
.chat-input-area {
    margin-top: 8px;
}

.chat-input-wrapper {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 8px 8px 8px 16px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.chat-input-wrapper:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-light);
}

[data-theme="dark"] .chat-input-wrapper {
    background: var(--bg-tertiary);
}

.chat-attach-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

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

.chat-input {
    flex: 1;
    padding: 10px 0;
    background: transparent;
    border: none;
    font-family: var(--font-family);
    font-size: 1rem;
    color: var(--text-primary);
    resize: none;
    max-height: 150px;
    line-height: 1.5;
}

.chat-input::placeholder {
    color: var(--text-tertiary);
}

.chat-input:focus {
    outline: none;
}

.chat-send-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--accent-gradient);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.chat-send-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.chat-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* File Attachments Preview */
.chat-attachments {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.chat-attachments:empty {
    display: none;
}

.attachment-preview {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.attachment-preview img {
    width: 32px;
    height: 32px;
    object-fit: cover;
    border-radius: 4px;
}

.attachment-preview .file-icon {
    width: 32px;
    height: 32px;
    background: var(--accent-light);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    font-size: 0.7rem;
    font-weight: 600;
}

.attachment-remove {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 20px;
    height: 20px;
    background: var(--text-primary);
    border: none;
    border-radius: 50%;
    color: var(--bg-primary);
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.attachment-remove:hover {
    background: #ef4444;
}

/* Quick Links */
.hero-quick-links {
    display: flex;
    gap: 24px;
    margin-top: 32px;
}

.quick-link {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.quick-link:hover {
    color: var(--accent-primary);
}

/* Responsive Chat */
@media (max-width: 640px) {
    .hero-chat-content {
        padding: 24px 0;
        min-height: calc(100vh - 80px);
        justify-content: center;
    }

    .hero-chat-title {
        font-size: 1.5rem;
        margin-bottom: 4px;
    }

    .hero-chat-subtitle {
        font-size: 0.9rem;
        margin-bottom: 16px;
    }

    .chat-messages {
        min-height: 350px;
        max-height: calc(100vh - 280px);
        padding: 16px 4px;
        gap: 20px;
    }

    .chat-input-wrapper {
        padding: 6px 6px 6px 12px;
    }

    .chat-attach-btn {
        width: 36px;
        height: 36px;
    }

    .chat-send-btn {
        width: 40px;
        height: 40px;
    }

    .chat-message-content {
        max-width: 95%;
        padding: 8px 12px;
    }

    .hero-quick-links {
        flex-direction: column;
        gap: 12px;
    }
}

/* Typing Indicator Animation */
.typing-dots {
    display: flex;
    gap: 4px;
    padding: 8px 0;
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background: var(--text-tertiary);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite ease-in-out both;
}

.typing-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.typing-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0s;
}

@keyframes typingBounce {
    0%, 80%, 100% {
        transform: scale(0.6);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Message Files */
.message-files {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 8px;
}

.message-file-image {
    max-width: 200px;
    max-height: 150px;
    border-radius: 8px;
    object-fit: cover;
}

.message-file-doc {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    font-size: 0.8125rem;
}

.message-file-doc svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* ===================================
   VALUE PROPOSITION
   =================================== */
.value-prop {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.value-card {
    padding: 32px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-primary);
}

.value-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--accent-light);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.value-icon svg {
    color: var(--accent-primary);
}

.value-card h3 {
    margin-bottom: 12px;
}

.value-card p {
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ===================================
   SERVICES
   =================================== */
.services {
    padding: var(--section-padding) 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    position: relative;
    padding: 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-primary);
}

.service-card:hover .service-number {
    color: var(--accent-primary);
}

.service-number {
    position: absolute;
    top: 24px;
    right: 24px;
    font-size: 3rem;
    font-weight: 800;
    color: var(--border-color);
    line-height: 1;
    transition: color var(--transition-base);
}

[data-theme="dark"] .service-number {
    color: var(--bg-tertiary);
}

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--accent-light);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.service-icon svg {
    color: var(--accent-primary);
}

.service-card h3 {
    margin-bottom: 16px;
    padding-right: 60px;
}

.service-card > p {
    margin-bottom: 24px;
    font-size: 0.9375rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.service-features li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-size: 0.625rem;
}

/* ===================================
   METHODOLOGY
   =================================== */
.methodology {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.methodology-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.methodology-timeline::before {
    content: '';
    position: absolute;
    left: 32px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.method-step {
    display: flex;
    gap: 32px;
    margin-bottom: 48px;
    position: relative;
}

.method-step:last-child {
    margin-bottom: 0;
}

.step-marker {
    position: relative;
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.4);
}

.step-marker span {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
}

.step-content {
    flex: 1;
    padding-top: 8px;
}

.step-content h3 {
    margin-bottom: 12px;
}

.step-content p {
    font-size: 1rem;
    line-height: 1.7;
}

/* ===================================
   BENEFITS
   =================================== */
.benefits {
    padding: var(--section-padding) 0;
}

.benefits-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.benefits-content {
    max-width: 480px;
}

.benefits-content .section-tag {
    margin-bottom: 16px;
}

.benefits-content .section-title {
    margin-bottom: 16px;
}

.benefits-content .section-subtitle {
    margin-bottom: 0;
}

.benefits-grid {
    display: grid;
    gap: 24px;
}

.benefit-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.benefit-item:hover {
    border-color: var(--accent-primary);
    transform: translateX(8px);
}

.benefit-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--accent-light);
    border-radius: var(--radius-sm);
}

.benefit-icon svg {
    color: var(--accent-primary);
}

.benefit-text h4 {
    margin-bottom: 4px;
}

.benefit-text p {
    font-size: 0.875rem;
    margin: 0;
}

/* ===================================
   INDUSTRIES
   =================================== */
.industries {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.industries .section-header.centered {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.industries .section-subtitle {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-top: 16px;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 24px;
}

.industry-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-align: center;
    cursor: default;
    transition: all var(--transition-normal);
}

.industry-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.15);
}

.industry-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.industry-icon svg {
    color: white;
}

.industry-card:hover .industry-icon {
    transform: scale(1.1);
}

.industry-card h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

@media (max-width: 768px) {
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .industry-card {
        padding: 24px 16px;
    }

    .industry-icon {
        width: 56px;
        height: 56px;
    }

    .industry-icon svg {
        width: 28px;
        height: 28px;
    }

    .industry-card h4 {
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .industry-card {
        padding: 20px 12px;
    }

    .industry-card h4 {
        font-size: 0.8125rem;
    }
}

/* ===================================
   ABOUT
   =================================== */
.about {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content .section-tag {
    margin-bottom: 16px;
}

.about-content .section-title {
    margin-bottom: 24px;
}

.about-text {
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.value-icon-small {
    color: var(--accent-primary);
    font-size: 0.75rem;
}

.about-visual {
    display: flex;
    justify-content: center;
}

.visual-card {
    position: relative;
    width: 100%;
    max-width: 400px;
    padding: 48px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.visual-pattern {
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: var(--accent-gradient);
    opacity: 0.1;
    border-radius: 0 0 0 100%;
}

.visual-content {
    position: relative;
    z-index: 1;
}

.visual-stat {
    margin-bottom: 32px;
}

.visual-stat:last-child {
    margin-bottom: 0;
}

.big-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-primary);
    line-height: 1;
    margin-bottom: 8px;
}

.visual-stat span:last-child {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

/* ===================================
   CTA SECTION
   =================================== */
.cta-section {
    padding: 100px 0;
    background: var(--accent-gradient);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.cta-title {
    color: white;
    margin-bottom: 16px;
}

.cta-subtitle {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.cta-section .btn-primary {
    background: white;
    color: var(--accent-primary);
    box-shadow: 0 4px 14px 0 rgba(0, 0, 0, 0.2);
}

.cta-section .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(0, 0, 0, 0.3);
}

.cta-section .btn-outline {
    border-color: rgba(255, 255, 255, 0.3);
    color: white;
}

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

/* ===================================
   CONTACT
   =================================== */
.contact {
    padding: var(--section-padding) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: 16px;
}

.contact-info .section-title {
    margin-bottom: 16px;
}

.contact-text {
    font-size: 1.0625rem;
    line-height: 1.7;
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 1rem;
    color: var(--text-secondary);
}

.contact-item svg {
    color: var(--accent-primary);
    flex-shrink: 0;
}

.contact-form-wrapper {
    padding: 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    padding: 14px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-family);
    font-size: 1rem;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

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

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-light);
}

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

/* ===================================
   FOOTER
   =================================== */
.footer {
    padding: 80px 0 32px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 64px;
    margin-bottom: 64px;
}

.footer-brand {
    max-width: 320px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-tagline {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    gap: 80px;
}

.footer-col h4 {
    margin-bottom: 20px;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
}

.footer-col a {
    display: block;
    margin-bottom: 12px;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    transition: color var(--transition-fast);
}

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

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .value-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .benefits-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .benefits-content {
        max-width: 100%;
        text-align: center;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-primary);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 32px 32px;
        gap: 24px;
        transition: right var(--transition-base);
        border-left: 1px solid var(--border-color);
    }

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

    .nav-cta {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

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

    .methodology-timeline::before {
        left: 24px;
    }

    .step-marker {
        width: 48px;
        height: 48px;
    }

    .step-marker span {
        font-size: 1rem;
    }

    .method-step {
        gap: 20px;
    }

    .about-values {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 48px;
    }

    .footer-links {
        flex-direction: column;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .hero-ctas {
        flex-direction: column;
    }

    .hero-ctas .btn {
        width: 100%;
    }

    .contact-form-wrapper {
        padding: 24px;
    }

    .service-card {
        padding: 24px;
    }

    .service-number {
        font-size: 2rem;
        top: 16px;
        right: 16px;
    }
}

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

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

/* Staggered animation delays */
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }

/* Hidden until animated */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   BOOKING CALENDAR & MEETING SYSTEM
   =================================== */

/* Contact Type Selector */
.contact-type-selector {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.contact-type-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 20px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.contact-type-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.contact-type-btn.active {
    background: var(--accent-light);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.contact-type-btn svg {
    flex-shrink: 0;
}

/* Calendar Container */
.calendar-container {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-top: 12px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.calendar-month-year {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.calendar-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.calendar-nav:hover {
    background: var(--accent-light);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.calendar-nav:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: 8px;
}

.calendar-weekdays span {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    padding: 8px 0;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.calendar-day:hover:not(.disabled):not(.selected) {
    background: var(--bg-tertiary);
}

.calendar-day.today {
    border: 2px solid var(--accent-primary);
}

.calendar-day.selected {
    background: var(--accent-primary);
    color: white;
}

.calendar-day.disabled {
    color: var(--text-tertiary);
    opacity: 0.4;
    cursor: not-allowed;
}

.calendar-day.other-month {
    color: var(--text-tertiary);
    opacity: 0.3;
}

.calendar-day.weekend {
    color: var(--text-tertiary);
    opacity: 0.5;
    cursor: not-allowed;
}

.calendar-day.blocked {
    color: var(--text-tertiary);
    opacity: 0.3;
    cursor: not-allowed;
    text-decoration: line-through;
}

/* Time Slots */
.booking-time-section {
    margin-top: 24px;
    animation: fadeInUp 0.3s ease;
}

.booking-time-section > label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.time-slots {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.time-slot {
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-family);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
}

.time-slot:hover:not(.disabled):not(.selected) {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.time-slot.selected {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.time-slot.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Booking Info Section */
.booking-info-section {
    margin-top: 24px;
    animation: fadeInUp 0.3s ease;
}

.booking-summary {
    background: var(--accent-light);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.booking-summary-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.booking-summary-text {
    flex: 1;
}

.booking-summary-date {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.booking-summary-time {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.booking-calendar-section > label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

/* Booking Form Styles */
.booking-form {
    display: flex;
    flex-direction: column;
}

.booking-form .form-group {
    margin-bottom: 16px;
}

/* Responsive Calendar */
@media (max-width: 640px) {
    .contact-type-selector {
        flex-direction: column;
    }

    .contact-type-btn {
        width: 100%;
    }

    .time-slots {
        grid-template-columns: repeat(3, 1fr);
    }

    .calendar-day {
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .time-slots {
        grid-template-columns: repeat(2, 1fr);
    }

    .booking-summary {
        flex-direction: column;
        text-align: center;
    }
}

/* ===================================
   CHAT ATTACH MENU
   =================================== */
.chat-attach-container {
    position: relative;
}

.attach-menu {
    position: absolute;
    bottom: 100%;
    left: 0;
    margin-bottom: 8px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 8px;
    min-width: 180px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.2s ease;
    z-index: 100;
}

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

[data-theme="dark"] .attach-menu {
    background: var(--bg-secondary);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.attach-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 10px 12px;
    background: transparent;
    border: none;
    border-radius: 8px;
    font-family: var(--font-family);
    font-size: 0.9rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.15s ease;
}

.attach-menu-item:hover {
    background: var(--bg-tertiary);
}

.attach-menu-item svg {
    color: var(--text-secondary);
    flex-shrink: 0;
}

.attach-menu-divider {
    height: 1px;
    background: var(--border-color);
    margin: 8px 0;
}

/* ===================================
   CALENDAR MODAL
   =================================== */
.calendar-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.calendar-modal.active {
    opacity: 1;
    visibility: visible;
}

.calendar-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.calendar-modal-content {
    position: relative;
    background: var(--bg-primary);
    border-radius: 16px;
    width: 90%;
    max-width: 420px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.calendar-modal.active .calendar-modal-content {
    transform: scale(1);
}

[data-theme="dark"] .calendar-modal-content {
    background: var(--bg-secondary);
}

.calendar-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.calendar-modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.calendar-modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border: none;
    border-radius: 8px;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.calendar-modal-close:hover {
    background: var(--accent-light);
    color: var(--accent-primary);
}

.calendar-modal-body {
    padding: 24px;
    max-height: calc(90vh - 160px);
    overflow-y: auto;
}

.calendar-step {
    animation: fadeIn 0.3s ease;
}

.calendar-step.hidden {
    display: none;
}

.calendar-step > label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* Modal Calendar */
.modal-calendar {
    background: var(--bg-tertiary);
    border-radius: 12px;
    padding: 16px;
}

.modal-calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.modal-cal-month-year {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-cal-nav {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.modal-cal-nav:hover:not(:disabled) {
    background: var(--accent-light);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.modal-cal-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.modal-calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: 8px;
}

.modal-calendar-weekdays span {
    text-align: center;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    padding: 6px 0;
}

.modal-calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.modal-cal-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.modal-cal-day:hover:not(.disabled):not(.selected) {
    background: var(--bg-primary);
}

.modal-cal-day.today {
    border: 2px solid var(--accent-primary);
}

.modal-cal-day.selected {
    background: var(--accent-primary);
    color: white;
}

.modal-cal-day.disabled,
.modal-cal-day.weekend,
.modal-cal-day.other-month {
    color: var(--text-tertiary);
    opacity: 0.4;
    cursor: not-allowed;
}

/* Time Slots in Modal */
.modal-time-slots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.modal-time-slot {
    padding: 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-family);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
}

.modal-time-slot:hover:not(.disabled):not(.selected) {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.modal-time-slot.selected {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
}

.modal-time-slot.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.calendar-back-btn {
    display: inline-block;
    margin-top: 8px;
    padding: 8px 0;
    background: transparent;
    border: none;
    font-family: var(--font-family);
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.15s ease;
}

.calendar-back-btn:hover {
    color: var(--accent-primary);
}

/* Booking Summary in Modal */
.modal-booking-summary {
    background: var(--accent-light);
    border: 1px solid var(--accent-primary);
    border-radius: 10px;
    padding: 14px 16px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-booking-summary svg {
    color: var(--accent-primary);
    flex-shrink: 0;
}

.modal-booking-summary-text {
    flex: 1;
}

.modal-booking-summary-date {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-booking-summary-time {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Form in Modal */
.modal-form-group {
    margin-bottom: 16px;
}

.modal-form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.modal-form-group input {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-family);
    font-size: 0.9rem;
    color: var(--text-primary);
    transition: border-color 0.15s ease;
}

.modal-form-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.modal-form-group input::placeholder {
    color: var(--text-tertiary);
}

.calendar-modal-footer {
    padding: 16px 24px 24px;
    border-top: 1px solid var(--border-color);
}

.calendar-modal-footer .btn {
    width: 100%;
}

/* Responsive Modal */
@media (max-width: 480px) {
    .calendar-modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .calendar-modal-body {
        padding: 16px;
    }

    .modal-time-slots {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===================================
   DESIGN ENHANCEMENTS
   Visual Elements for Trust & Engagement
   =================================== */

/* Floating Particles in Hero */
.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    border-radius: 50%;
    opacity: 1;
    animation: float 15s infinite ease-in-out;
    filter: blur(40px);
}

.particle-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.35) 0%, transparent 60%);
    top: 5%;
    left: -10%;
    animation-delay: 0s;
}

.particle-2 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 60%);
    top: 50%;
    right: -5%;
    animation-delay: -5s;
}

.particle-3 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.25) 0%, transparent 60%);
    bottom: 10%;
    left: 15%;
    animation-delay: -10s;
}

.particle-4 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.4) 0%, transparent 60%);
    top: 25%;
    right: 20%;
    animation-delay: -3s;
}

.particle-5 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.2) 0%, transparent 60%);
    top: 0%;
    right: 30%;
    animation-delay: -7s;
}

.particle-6 {
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.25) 0%, transparent 60%);
    bottom: 20%;
    right: 40%;
    animation-delay: -12s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(30px, -30px) scale(1.05);
    }
    50% {
        transform: translate(-20px, 20px) scale(0.95);
    }
    75% {
        transform: translate(20px, 10px) scale(1.02);
    }
}

/* Trust Section */
.trust-section {
    padding: 50px 0 70px;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.trust-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--accent-gradient);
    border-radius: 2px;
}

.trust-content {
    text-align: center;
}

.trust-badges {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 24px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.trust-badge:nth-child(1) { animation-delay: 0.1s; }
.trust-badge:nth-child(2) { animation-delay: 0.2s; }
.trust-badge:nth-child(3) { animation-delay: 0.3s; }
.trust-badge:nth-child(4) { animation-delay: 0.4s; }

.trust-badge:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.25);
}

.trust-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: 12px;
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.trust-icon svg {
    width: 24px;
    height: 24px;
}

.trust-badge span {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

/* Animated Gradient Border for Cards */
.value-card {
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.value-card:hover::before {
    transform: scaleX(1);
}

/* Enhanced Service Cards */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-gradient);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.service-card:hover::after {
    transform: translateX(0);
}

/* Glow Effect on Primary CTAs */
.btn-primary {
    position: relative;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--accent-gradient);
    border-radius: inherit;
    filter: blur(15px);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: -1;
}

.btn-primary:hover::before {
    opacity: 0.5;
}

/* Pulse Animation for Main CTAs */
.nav-cta-btn,
.cta-section .btn-primary {
    animation: pulse-glow 3s infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    }
    50% {
        box-shadow: 0 4px 25px rgba(99, 102, 241, 0.5), 0 0 40px rgba(99, 102, 241, 0.2);
    }
}

/* Scroll Reveal Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced About Stats with Counter Animation */
.visual-stat .big-number {
    background: var(--accent-gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Animated Icons */
.value-icon,
.service-icon,
.benefit-icon {
    transition: all var(--transition-base);
}

.value-card:hover .value-icon,
.service-card:hover .service-icon,
.benefit-item:hover .benefit-icon {
    transform: scale(1.1) rotate(5deg);
}

/* Industry Cards Hover Effect */
.industry-card {
    transition: all var(--transition-base);
}

.industry-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.15);
}

.industry-card:hover .industry-icon {
    transform: scale(1.15);
    color: var(--accent-primary);
}

.industry-icon {
    transition: all var(--transition-base);
}

/* CTA Section Enhanced */
.cta-section {
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

/* Methodology Steps Animation */
.method-step {
    opacity: 0;
    animation: fadeInLeft 0.6s ease forwards;
}

.method-step:nth-child(1) { animation-delay: 0.1s; }
.method-step:nth-child(2) { animation-delay: 0.2s; }
.method-step:nth-child(3) { animation-delay: 0.3s; }
.method-step:nth-child(4) { animation-delay: 0.4s; }
.method-step:nth-child(5) { animation-delay: 0.5s; }

/* Contact Form Enhanced */
.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Animated Underline for Links */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width var(--transition-base);
}

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

/* Card Shimmer Effect on Hover */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.05),
        transparent
    );
    transition: left 0.5s ease;
    pointer-events: none;
}

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

/* Logo Shine Effect */
.logo-icon {
    background: var(--accent-gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shine 3s infinite;
}

@keyframes shine {
    0%, 100% {
        filter: brightness(1);
    }
    50% {
        filter: brightness(1.3);
    }
}

/* Responsive Trust Badges */
@media (max-width: 768px) {
    .trust-badges {
        gap: 16px;
    }

    .trust-badge {
        flex: 1 1 calc(50% - 16px);
        min-width: 150px;
        justify-content: center;
    }

    .trust-badge span {
        font-size: 0.8rem;
    }

    .trust-icon {
        width: 36px;
        height: 36px;
    }

    .trust-icon svg {
        width: 18px;
        height: 18px;
    }
}

@media (max-width: 480px) {
    .trust-badges {
        flex-direction: column;
        gap: 12px;
    }

    .trust-badge {
        width: 100%;
        justify-content: flex-start;
    }
}