/* ==========================================================================
   T45 TECH (TAN45TECH.COM) - DESIGN SYSTEM & STYLESHEET
   Colors: Primary #28ABE3 (Cyan Blue), Deep Dark #080E1E, Accent #0072FF
   ========================================================================== */

:root {
    /* Color Palette */
    --primary-color: #28ABE3;
    --primary-hover: #1FA0D7;
    --primary-glow: rgba(40, 171, 227, 0.4);
    --secondary-color: #0072FF;
    --accent-purple: #7000FF;
    
    /* Dark Theme (Default) */
    --bg-dark: #070D1B;
    --bg-surface: #0E172C;
    --bg-surface-elevated: #15223D;
    --glass-bg: rgba(14, 23, 44, 0.7);
    --glass-border: rgba(40, 171, 227, 0.18);
    --glass-border-hover: rgba(40, 171, 227, 0.45);
    
    /* Text Colors */
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    
    /* Utility Colors */
    --card-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    --glow-shadow: 0 0 30px rgba(40, 171, 227, 0.25);
    --header-height: 80px;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
    --bg-dark: #F8FAFC;
    --bg-surface: #FFFFFF;
    --bg-surface-elevated: #F1F5F9;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(40, 171, 227, 0.25);
    --glass-border-hover: rgba(40, 171, 227, 0.6);
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --card-shadow: 0 15px 35px rgba(15, 23, 42, 0.08);
}

/* Global Resets */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
}

body {
    overflow-x: hidden;
    background-color: var(--bg-dark);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

ul {
    list-style: none;
}

img, svg {
    max-width: 100%;
    display: block;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.25;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 50%, var(--accent-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

.dark-bg {
    background-color: var(--bg-surface);
}

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

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--bg-dark);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.spinner-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.circle-border {
    width: 80px;
    height: 80px;
    padding: 3px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    background: linear-gradient(0deg, rgba(40, 171, 227, 0.1) 33%, var(--primary-color) 100%);
    animation: spin 1s linear infinite;
}

.circle-core {
    width: 100%;
    height: 100%;
    background-color: var(--bg-dark);
    border-radius: 50%;
}

.preloader-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--text-primary);
}

.preloader-text span {
    color: var(--primary-color);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--glow-shadow), var(--card-shadow);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 40px;
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
    text-transform: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #FFFFFF;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-3deg);
    box-shadow: 0 8px 30px rgba(40, 171, 227, 0.5);
}

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

.btn-secondary:hover {
    background: var(--glass-border);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3deg);
}

.btn-text {
    background: none;
    border: none;
    color: var(--primary-color);
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    padding: 0;
}

.btn-text:hover {
    color: var(--primary-hover);
    gap: 12px;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
}

/* Header / Navigation */
.navbar-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: background-color var(--transition-normal), backdrop-filter var(--transition-normal), border-color var(--transition-normal);
}

.navbar-header.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1320px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-mark {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-purple));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.tan-accent {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    color: #FFFFFF;
}

.tech-dot {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 8px;
    height: 8px;
    background: #00FF88;
    border-radius: 50%;
    box-shadow: 0 0 8px #00FF88;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: 1px;
    color: var(--text-primary);
}

.brand-sub {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width var(--transition-normal);
}

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

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

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

.theme-toggle {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 80px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

#heroCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.hero-bg-glow {
    position: absolute;
    top: 20%;
    right: 10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary-glow) 0%, rgba(0, 114, 255, 0.05) 50%, transparent 70%);
    filter: blur(80px);
    pointer-events: none;
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 30px;
    background: rgba(40, 171, 227, 0.1);
    border: 1px solid var(--glass-border);
    color: var(--primary-color);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 600px;
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.hero-highlights {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

/* Hero Code Graphic */
.hero-visual {
    position: relative;
}

.hero-card-stack {
    position: relative;
    padding: 20px;
}

.hero-main-card {
    padding: 24px;
    font-family: monospace;
}

.card-header-line {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 16px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.dot.red { background: #FF5F56; }
.dot.yellow { background: #FFBD2E; }
.dot.green { background: #27C93F; }

.card-title-code {
    margin-left: auto;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.card-body-code pre {
    font-size: 0.88rem;
    line-height: 1.7;
    color: var(--text-secondary);
    overflow-x: auto;
}

.kwd { color: #F472B6; }
.var { color: #60A5FA; }
.prop { color: #34D399; }
.num { color: #FBBF24; }
.str { color: #A78BFA; }
.fn { color: #38BDF8; }

.card-status-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    padding-top: 14px;
    border-top: 1px solid var(--glass-border);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-indicator.active {
    width: 8px;
    height: 8px;
    background: #10B981;
    border-radius: 50%;
    box-shadow: 0 0 8px #10B981;
}

.floating-badge {
    position: absolute;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    padding: 14px 20px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: var(--card-shadow);
    z-index: 3;
    animation: float 4s ease-in-out infinite;
}

.badge-top {
    top: -20px;
    right: -20px;
}

.badge-bottom {
    bottom: -30px;
    left: -20px;
    animation-delay: 2s;
}

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

.floating-badge strong {
    display: block;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.floating-badge small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

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

/* Stats Section */
.stats-section {
    padding: 40px 0;
    border-y: 1px solid var(--glass-border);
    background: var(--bg-surface-elevated);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.stat-card {
    text-align: center;
    padding: 24px;
}

.stat-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.stat-number {
    display: inline-block;
    font-size: 2.8rem;
    font-weight: 800;
    font-family: 'Space Grotesk', sans-serif;
    color: var(--text-primary);
}

.stat-suffix {
    display: inline-block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-top: 6px;
}

/* Section Header */
.section-header {
    margin-bottom: 60px;
}

.section-subtitle {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--primary-color);
    margin-bottom: 12px;
    display: inline-block;
}

.section-title {
    font-size: 2.6rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto;
}

.header-line {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 20px auto 0;
    border-radius: 2px;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-visual-box {
    padding: 36px;
}

.about-badge-year {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 24px;
}

.year-num {
    font-size: 3.2rem;
    font-weight: 800;
    font-family: 'Space Grotesk', sans-serif;
    color: var(--primary-color);
}

.year-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    max-width: 180px;
}

.about-feature-box {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-item {
    display: flex;
    gap: 16px;
}

.feature-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: rgba(40, 171, 227, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.feature-item h4 {
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.about-heading {
    font-size: 2rem;
    margin-bottom: 20px;
}

.about-text {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.about-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 28px 0;
}

.pill {
    padding: 8px 16px;
    border-radius: 20px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    font-size: 0.88rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.locations-box h4 {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.location-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.loc-card {
    padding: 16px;
    background: var(--bg-surface-elevated);
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
}

.loc-card strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.loc-card span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 44px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border-radius: 30px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn.active, .filter-btn:hover {
    background: var(--primary-color);
    color: #FFFFFF;
    border-color: var(--primary-color);
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    padding: 32px;
    display: flex;
    flex-direction: column;

}

.service-card.hidden {
    display: none;
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(40, 171, 227, 0.15), rgba(0, 114, 255, 0.15));
    border: 1px solid var(--glass-border);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.service-title {
    font-size: 1.35rem;
    margin-bottom: 14px;
}

.service-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

.service-list {
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-list li {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-list li i {
    font-size: 0.75rem;
    color: var(--primary-color);
}

/* Products Section */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    padding: 36px;
    position: relative;
    display: flex;
    flex-direction: column;
}

.highlight-product {
    border-color: var(--primary-color);
    box-shadow: var(--glow-shadow);
}

.product-badge {
    position: absolute;
    top: -14px;
    right: 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-purple));
    color: #FFFFFF;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-icon-wrap {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    color: var(--primary-color);
    font-size: 1.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.product-name {
    font-size: 1.5rem;
    margin-bottom: 6px;
}

.product-tag {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.product-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 30px;
}

.product-features li {
    font-size: 0.88rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-features li i {
    color: #10B981;
}

.product-actions {
    margin-top: auto;
}

/* Interactive Tools Navigation */
.tools-tab-nav {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tool-nav-btn {
    padding: 14px 28px;
    border-radius: 12px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all var(--transition-normal);
}

.tool-nav-btn.active, .tool-nav-btn:hover {
    background: var(--glass-bg);
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 0 20px var(--primary-glow);
}

.tool-view {
    display: none;
}

.tool-view.active {
    display: block;
}

.demo-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 32px;
}

/* Claribot Chat UI */
.chat-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 20px;
}

.bot-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    position: relative;
}

.online-indicator {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 10px;
    height: 10px;
    background: #10B981;
    border: 2px solid var(--bg-surface);
    border-radius: 50%;
}

.bot-info h3 {
    font-size: 1.1rem;
}

.bot-info p {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.btn-reset-chat {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.1rem;
    cursor: pointer;
}

.btn-reset-chat:hover { color: var(--primary-color); }

.chat-body {
    height: 320px;
    overflow-y: auto;
    padding-right: 10px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 20px;
}

.chat-msg {
    display: flex;
    flex-direction: column;
    max-width: 80%;
}

.chat-msg.bot-msg {
    align-self: flex-start;
}

.chat-msg.user-msg {
    align-self: flex-end;
}

.msg-content {
    padding: 14px 18px;
    border-radius: 18px;
    font-size: 0.92rem;
}

.bot-msg .msg-content {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    border-top-left-radius: 4px;
    color: var(--text-primary);
}

.user-msg .msg-content {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #FFFFFF;
    border-top-right-radius: 4px;
}

.msg-time {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 4px;
    align-self: flex-end;
}

.chat-quick-prompts {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 12px;
    margin-bottom: 16px;
}

.quick-chip {
    white-space: nowrap;
    padding: 6px 14px;
    border-radius: 20px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
}

.quick-chip:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.chat-input-form {
    display: flex;
    gap: 12px;
}

.chat-input-form input {
    flex-grow: 1;
    padding: 14px 20px;
    border-radius: 30px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    outline: none;
}

.chat-input-form input:focus {
    border-color: var(--primary-color);
}

/* USCIS Tracker UI */
.uscis-header {
    margin-bottom: 24px;
}

.uscis-header h3 {
    font-size: 1.25rem;
    margin-bottom: 6px;
}

.uscis-header code {
    background: var(--bg-surface-elevated);
    padding: 2px 6px;
    border-radius: 4px;
    color: var(--primary-color);
}

.input-group {
    display: flex;
    align-items: center;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    border-radius: 40px;
    padding: 6px 6px 6px 20px;
    margin-bottom: 12px;
}

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

.hint-text {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.uscis-result-box {
    margin-top: 24px;
    padding: 24px;
    border-radius: var(--radius-sm);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
}

.uscis-result-box.hidden { display: none; }

.status-header-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 700;
    margin-bottom: 14px;
}

.status-header-tag.approved {
    background: rgba(16, 185, 129, 0.15);
    color: #10B981;
}

.status-header-tag.received {
    background: rgba(40, 171, 227, 0.15);
    color: var(--primary-color);
}

/* ROI Calculator UI */
.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.form-group input[type="range"] {
    width: 100%;
    accent-color: var(--primary-color);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="url"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    outline: none;
    font-family: inherit;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--primary-color);
}

.calc-results {
    background: var(--bg-surface-elevated);
    padding: 32px;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.res-title {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.res-amount {
    font-size: 3rem;
    font-weight: 800;
    font-family: 'Space Grotesk', sans-serif;
    margin: 10px 0 24px;
}

.result-breakdown {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.b-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.b-item strong {
    color: var(--text-primary);
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.team-card {
    padding: 32px;
    text-align: center;
}

.team-avatar {
    width: 90px;
    height: 90px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-purple));
    padding: 3px;
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
    background: var(--bg-surface-elevated);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
}

.team-name {
    font-size: 1.25rem;
    margin-bottom: 4px;
}

.team-role {
    font-size: 0.85rem;
    color: var(--primary-color);
    font-weight: 600;
    display: block;
    margin-bottom: 14px;
}

.team-bio {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.team-socials {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.team-socials a {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.team-socials a:hover {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Careers Section */
.careers-container {
    padding: 32px;
}

.job-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.job-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-radius: var(--radius-sm);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
}

.job-details h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.job-tags {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.job-tags span i {
    color: var(--primary-color);
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 40px;
}

.info-card, .contact-form {
    padding: 40px;
    height: 100%;
}

.info-card h3, .contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin: 36px 0;
}

.method-item {
    display: flex;
    gap: 16px;
}

.icon-box {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(40, 171, 227, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.method-item strong {
    display: block;
    font-size: 0.95rem;
}

.method-item p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

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

.social-links-footer a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.social-links-footer a:hover {
    background: var(--primary-color);
    color: #FFFFFF;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Footer */
.site-footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--glass-border);
    padding-top: 80px;
    padding-bottom: 40px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 60px;
    border-bottom: 1px solid var(--glass-border);
}

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

.footer-tagline {
    font-size: 0.9rem;
    color: var(--text-muted);
    max-width: 320px;
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 0.88rem;
    color: var(--text-muted);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    font-size: 0.85rem;
    color: var(--text-muted);
    flex-wrap: wrap;
    gap: 16px;
}

.footer-legal {
    display: flex;
    gap: 20px;
}

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

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.modal-container {
    max-width: 650px;
    width: 100%;
    padding: 36px;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--text-muted);
    cursor: pointer;
}

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

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    padding: 16px 24px;
    border-radius: var(--radius-sm);
    background: var(--bg-surface-elevated);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    box-shadow: var(--card-shadow);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease forwards;
}

.toast.success i { color: #10B981; }
.toast.info i { color: var(--primary-color); }

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

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .hero-container, .about-grid, .contact-grid, .calculator-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid, .products-grid, .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-top {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: var(--bg-surface);
        flex-direction: column;
        padding: 30px;
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    }

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

    .mobile-toggle { display: block; }
    .btn-nav { display: none; }

    .hero-title { font-size: 2.4rem; }
    .section-title { font-size: 2rem; }

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

    .form-row, .location-cards {
        grid-template-columns: 1fr;
    }

    .footer-top {
        grid-template-columns: 1fr;
    }
}