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

/* Local font: Montserrat (OFL) — normal (non-italic) */
@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat/static/Montserrat-Light.ttf') format('truetype');
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat/static/Montserrat-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat/static/Montserrat-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat/static/Montserrat-SemiBold.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat/static/Montserrat-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

:root {
    /* Warm Color Palette */
    --primary: #8B6F47;
    --primary-dark: #6B5537;
    --primary-light: #A89074;
    --secondary: #D4B59E;
    --accent: #E8D5C4;
    --background: #FAF7F4;
    --surface: #FFFFFF;
    --text-primary: #3E3028;
    --text-secondary: #6B5D52;
    --text-light: #9B8A7E;
    --border: #E8DDD4;
    --shadow: rgba(139, 111, 71, 0.1);
    --shadow-hover: rgba(139, 111, 71, 0.2);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 3rem;
    --font-size-4xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(250, 247, 244, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: var(--transition);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
}

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

.logo-img {
    height: 48px;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--shadow-hover);
}

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

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

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

.btn-light:hover {
    background: var(--background);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

/* Hero Section */
.hero {
    padding: calc(80px + var(--spacing-xl)) var(--spacing-md) var(--spacing-xl);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero .container {
    max-width: 800px;
    text-align: center;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.hero-title .highlight {
    color: var(--primary);
    position: relative;
}

.hero-title .highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 12px;
    background: var(--accent);
    opacity: 0.5;
    z-index: -1;
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}


/* Section Title */
.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

/* Features Section */
.features {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.feature-card {
    background: var(--background);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px var(--shadow-hover);
    border-color: var(--secondary);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    border-radius: var(--radius-md);
    color: var(--primary);
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* About Section */
.about {
    padding: var(--spacing-xl) var(--spacing-md);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text {
    max-width: 600px;
}

/* Nudge the chat mockup slightly to the right on wide screens */
.about-visual {
    margin-left: var(--spacing-lg);
}

.about-text .section-title {
    text-align: left;
    margin-bottom: var(--spacing-md);
}

.about-text p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.stats {
    display: grid;
    grid-template-columns: max-content max-content max-content; /* cards take only needed width */
    justify-content: start; /* align the trio to the left */
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    margin-left: calc(var(--spacing-sm) * -2); /* doubled left shift */
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

/* Make the third stat card slightly wider */
.stats .stat-item:nth-child(3) {
    width: 300px;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Phone Mockup */
.phone-mockup {
    max-width: 350px;
    margin: 0 auto;
}

.phone-screen {
    background: var(--background);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 20px 60px var(--shadow);
}

.telegram-header {
    background: var(--primary);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border-top-left-radius: var(--radius-md);
    border-top-right-radius: var(--radius-md);
}

.avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--surface);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

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

.header-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.header-name {
    font-weight: 600;
    font-size: 15px;
}

.header-status {
    font-size: 12px;
    opacity: 0.8;
}

.messages {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    min-height: 350px;
    overflow-y: auto;
}

.message {
    display: flex;
    width: 100%;
    animation: messageSlideIn 0.3s ease-out;
}

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

.message.bot {
    align-self: flex-start;
    justify-content: flex-start;
}

.message.user {
    align-self: flex-end;
    justify-content: flex-end;
}

.message-content {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    max-width: 75%;
    font-size: 14px;
    line-height: 1.4;
}

.message.bot .message-content {
    background: var(--accent);
    color: var(--text-primary);
    border-top-left-radius: var(--radius-md);
    border-top-right-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
    border-bottom-left-radius: 4px;
}

.message.user .message-content {
    background: var(--primary);
    color: white;
    border-top-left-radius: var(--radius-md);
    border-top-right-radius: var(--radius-md);
    border-bottom-left-radius: var(--radius-md);
    border-bottom-right-radius: 4px;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    align-self: flex-start;
    animation: fadeIn 0.3s ease-out;
}

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

.typing-bubble {
    background: var(--accent);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    border-top-left-radius: var(--radius-md);
    border-top-right-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
    border-bottom-left-radius: 4px;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 13px;
    color: var(--text-secondary);
}

.typing-dots {
    display: flex;
    gap: 3px;
    align-items: center;
}

.typing-dots span {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-secondary);
    animation: typingDot 1.4s infinite;
}

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

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

@keyframes typingDot {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    30% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Telegram Input */
.telegram-input {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--surface);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.input-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--background);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xs) var(--spacing-sm);
    flex: 1;
}

.input-wrapper input {
    flex: 1;
    border: none;
    background: none;
    font-family: var(--font-family);
    font-size: 14px;
    color: var(--text-primary);
    outline: none;
}

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

.input-wrapper input:disabled {
    cursor: not-allowed;
}

.input-icon {
    color: var(--text-light);
    flex-shrink: 0;
}

.send-btn {
    width: 40px;
    height: 40px;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    border: none;
    background: var(--primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: not-allowed;
    padding: 0;
    line-height: 0;
    flex: 0 0 40px;
}

.send-icon {
    display: block;
}

/* FAQ Section */
.faq {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--surface);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    background: none;
    border: none;
    font-family: var(--font-family);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question svg {
    transition: var(--transition);
    flex-shrink: 0;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding-bottom: var(--spacing-md);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* CTA Section */
.cta {
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
}

.cta p {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: var(--accent);
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr; /* center footer links as single block */
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    justify-items: center;
}

.footer-brand .logo {
    color: var(--accent);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.footer-brand .logo-img {
    height: 40px;
    filter: brightness(1.2);
}

.footer-brand p {
    color: var(--text-light);
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    justify-items: center;
}

/* hide brand text in footer */
.footer-brand { display: none; }

.footer-column h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--accent);
}

.footer-column ul {
    list-style: none;
}

.footer-column a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.footer-column a:hover {
    color: var(--accent);
    transform: translateX(var(--spacing-xs));
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(232, 221, 212, 0.1);
    text-align: center;
    color: var(--text-light);
}

/* Footer bottom links - improve readability on dark background */
.footer-bottom a {
    color: var(--accent);
    text-decoration: underline;
}

.footer-bottom a:visited {
    color: var(--accent);
}

.footer-bottom a:hover {
    color: #ffffff;
}

.footer-note {
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.5;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    .about-visual {
        margin-left: 0; /* reset on narrow screens */
    }
    /* Reset stats alignment to avoid overflow */
    .stats {
        margin-left: 0;
        justify-content: stretch;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html, body { overflow-x: hidden; }
    .nav-menu {
        display: none;
    }
    
    .hero {
        padding-top: calc(80px + var(--spacing-md));
        min-height: auto;
    }
    
    .hero .container {
        max-width: 100%;
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-description {
        font-size: var(--font-size-base);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        max-width: 100%;
        justify-items: center;
    }
    .features { padding: var(--spacing-lg) var(--spacing-sm); }
    .features .container { padding: 0 var(--spacing-sm); }
    
    .feature-card { padding: var(--spacing-md); max-width: 340px; width: 92%; margin: 0 auto; }
    .feature-icon { width: 64px; height: 64px; }
    /* Center headings in feature cards and avoid ugly hyphenation */
    .feature-card h3 {
        font-size: var(--font-size-lg);
        text-align: center;
        padding: 0 var(--spacing-sm);
        word-break: normal;
        overflow-wrap: normal;
        hyphens: none;
    }
    
    .about { padding: var(--spacing-lg) var(--spacing-sm); }
    .about .container { padding: 0 var(--spacing-sm); }
    .about-content { gap: var(--spacing-md); }
    .about-text { margin: 0 auto; padding: 0 var(--spacing-sm); }
    .about-text .section-title { text-align: left; }
    .about-text p { text-align: left; font-size: var(--font-size-sm); }

    .stats {
        grid-template-columns: 1fr;
        margin-left: 0; /* cancel negative left shift */
        justify-items: center;
    }
    .stat-item { width: 85%; max-width: 320px; margin: 0 auto; }
    .stats .stat-item:nth-child(3) { width: 85%; }
    
    .phone-mockup {
        width: min(300px, 88vw);
        max-width: 100%;
        margin-left: 0;
        margin-right: auto;
    }

    .footer-links { grid-template-columns: 1fr; justify-items: start; }
    .footer-column { width: 100%; }
    .footer-column h4 { text-align: left; }
    .footer-column ul { text-align: left; }

    .footer-bottom p,
    .footer-note {
        word-break: break-word;
        overflow-wrap: anywhere;
    }

    /* Legal pages: fit headings and space action buttons */
    .legal-page h1 { font-size: var(--font-size-base); line-height: 1.25; word-break: normal; hyphens: none; }
    .legal-page .btn { margin: 0 .5rem var(--spacing-sm); }

    /* Chat mockup input: keep inside width and visible send button */
    .telegram-input { padding: var(--spacing-xs) var(--spacing-sm); gap: 6px; overflow: hidden; }
    .input-wrapper { padding: 4px 8px; margin-left: 0; flex: 1 1 auto; max-width: calc(100% - 42px); }
    .send-btn { width: 34px; height: 34px; flex: 0 0 34px; margin-left: 0; }
}

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

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

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--background);
}

::-webkit-scrollbar-thumb {
    background: var(--secondary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}