/* style.css */
/* ==========================================================================
1. CSS-переменные и глобальные стили
========================================================================== */
:root {
--color-primary: #0071E3;
--color-secondary: #E85D04;
--color-background: #FDFDFD;
--color-card-bg: #FFFFFF;
--color-text: #111111;
--color-text-secondary: #555555;
--color-border: #EAEAEA;
--gradient-button: linear-gradient(135deg, #0077ED 0%, #005BC4 100%);
--font-main: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'Roboto Mono', SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    
    --sidebar-width: 85px;
    --chat-panel-width: 500px; 
    --spacing-unit: 1rem;

    --border-radius-large: 24px;
    --border-radius-medium: 24px;
    --border-radius-small: 8px;
    
    --shadow-card: 0px 4px 6px rgba(0, 0, 0, 0.02),
                   0px 10px 15px rgba(0, 0, 0, 0.03),
                   0px 24px 36px rgba(0, 0, 0, 0.04);
    --shadow-card-hover: 0px 15px 30px rgba(0, 0, 0, 0.08), 0px 5px 10px rgba(0, 0, 0, 0.06);

    --transition-smooth: 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0; padding: 0;
    font-family: var(--font-main);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.7; 
    overflow-x: hidden;
    padding-left: calc(var(--sidebar-width) + var(--spacing-unit));
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: padding-left 0.6s ease-in-out;
}

h1, h2, h3, h4 {
    font-weight: 700; 
    text-transform: none;
    letter-spacing: -0.5px;
    margin: 0 0 calc(var(--spacing-unit) * 1) 0; 
    line-height: 1.25;
}
h1 { font-size: clamp(2.2rem, 4.5vw, 3.2rem); } 
h2 { font-size: clamp(1.7rem, 3.8vw, 2.4rem); } 
h3 { font-size: clamp(1.4rem, 3.2vw, 2rem); } 
h4 { font-size: clamp(1.1rem, 2.5vw, 1.6rem); } 

p {
    margin: 0 0 var(--spacing-unit) 0;
    font-family: var(--font-main);
    color: var(--color-text-secondary);
    font-size: 1.05rem; 
    max-width: 65ch; 
    line-height: 1.5; 
}
p:last-child { margin-bottom: 0; }

a { color: var(--color-primary); text-decoration: none; font-weight: 600; transition: opacity .2s ease-out; }
a:hover { opacity: 0.7; }
strong { background-color: transparent; padding: 0; color: var(--color-primary); font-weight: 700; }

.page-container {
    padding: calc(var(--spacing-unit) * 1.5);
    display: grid;
    gap: calc(var(--spacing-unit) * 1.5); 
    align-content: start;
}

.grid-layout { display: grid; gap: calc(var(--spacing-unit) * 1.5); }
.grid-main { grid-template-columns: 2fr 1fr; align-items: stretch; }
.grid-2-col { grid-template-columns: 2fr 1fr; align-items: start; }
.grid-sub { display: grid; grid-template-columns: repeat(3, 1fr); align-items: stretch; gap: calc(var(--spacing-unit) * 1.5); }

#footer-placeholder { 
    padding: 0 calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 1.5); 
}
.main-footer { text-align: center; font-size: .9rem; color: var(--color-text-secondary); padding: calc(var(--spacing-unit) * 1) !important; margin-top: 0; border-radius: var(--border-radius-large); }
.main-footer p { margin: 0; }

/* ==========================================================================
   2. Основные компоненты
   ========================================================================== */
.card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border);
    padding: calc(var(--spacing-unit) * 1.2); 
    box-shadow: var(--shadow-card);
    border-radius: var(--border-radius-large);
    height: 100%;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out, box-shadow var(--transition-smooth), border-color var(--transition-smooth);
    will-change: transform, box-shadow;
}
.card.is-visible { opacity: 1; transform: translateY(0); }
.card:hover { transform: translateY(-10px); box-shadow: var(--shadow-card-hover); border-color: #DDDDDD; }

.btn {
    display: inline-block;
    padding: 12px 24px; 
    border: none;
    font-weight: 600;
    font-size: 1rem; 
    text-align: center;
    cursor: pointer;
    background: var(--gradient-button);
    color: #FFFFFF;
    border-radius: var(--border-radius-medium); 
    box-shadow: 0 4px 15px rgba(0, 118, 255, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.btn:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 7px 20px rgba(0, 118, 255, 0.4); }
.btn i { margin-right: calc(var(--spacing-unit) * .6); } 
.btn-card-footer { margin-top: auto; }

/* --- Меню --- */
#main-sidebar { 
    width: var(--sidebar-width); 
    position: fixed; 
    top: var(--spacing-unit); 
    bottom: var(--spacing-unit); 
    left: var(--spacing-unit); 
    background-color: #FFFFFF; 
    z-index: 1001;
    display: flex; 
    flex-direction: column; 
    border: 1px solid var(--color-border); 
    border-radius: var(--border-radius-large); 
    box-shadow: var(--shadow-card); 
    transition: box-shadow var(--transition-smooth), transform .4s cubic-bezier(0.23, 1, 0.32, 1);
}

.sidebar-top { 
    border-bottom: none; 
    text-align:center; 
    position:relative; 
}
.logo-link {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: calc(var(--spacing-unit) * 1.2);
    text-decoration: none;
}
.logo-initials {
    font-size: 1.8rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-primary) 30%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    transition: transform 0.3s ease;
}
.logo-link:hover .logo-initials {
    transform: scale(1.05);
}

.sidebar-middle { flex-grow: 1; position: relative; }
.sidebar-bottom { 
    border-top: none; 
}
#main-sidebar ul { list-style:none; padding: 6px; margin:0; }
.ai-menu-item { margin-bottom: 6px; }

.sidebar-link, #sidebar-contacts a {
    display:flex; 
    align-items:center; 
    justify-content:center;
    padding: calc(var(--spacing-unit) * 1.0); 
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--border-radius-large);
    margin-bottom: 6px;
    position: relative; 
    z-index: 1;
    transition: color 0.3s ease;
}
#sidebar-contacts a { margin-bottom: 6px; }
#sidebar-contacts li:last-child a { margin-bottom: 0; }

.sidebar-link i, #sidebar-contacts i { 
    color: #888; 
    font-size: 1.8rem; 
    transition: all .3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    z-index: 2; 
}
#sidebar-contacts i { font-size: 1.5rem; }

.sidebar-link::before, #sidebar-contacts a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #e6f1fc; 
    border-radius: var(--border-radius-large);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: -1;
}

.sidebar-link:hover::before, 
.sidebar-link.active::before, 
#sidebar-contacts a:hover::before {
    transform: scaleX(1);
}

.sidebar-link:hover, 
.sidebar-link.active, 
#sidebar-contacts a:hover {
    color: var(--color-primary); 
    opacity: 1;
}

.sidebar-link:hover i, 
.sidebar-link.active i, 
#sidebar-contacts a:hover i {
    color: var(--color-primary);
    transform: scale(1.1);
}

.link-text, .contact-label { display:none; }
#mobile-menu-toggle, .mobile-menu-close, .mobile-logo { display:none; } /* === ИЗМЕНЕНИЕ: Скрываем мобильный логотип по умолчанию === */


/* --- Стили для подсказок в меню --- */
[data-tooltip] {
    position: relative;
}
[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 16px);
    top: 50%;
    transform: translateY(-50%) translateX(10px);
    background-color: var(--color-card-bg);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card-hover);
    padding: 0.8rem 1.2rem;
    border-radius: var(--border-radius-medium);
    font-size: 0.95rem;
    font-family: var(--font-main);
    font-weight: 500;
    line-height: 1.4;
    white-space: nowrap;
    z-index: 2000;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
}
[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
}

.modal{display:none;position:fixed;z-index:1050;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:rgba(0,0,0,.6);backdrop-filter:blur(5px);align-items:center;justify-content:center;padding:var(--spacing-unit)}.modal.open{display:flex}.modal-content{background-color:var(--color-card-bg);margin:auto;padding:0;border:none;width:90%;max-width:600px;position:relative;box-shadow:var(--shadow-card-hover);border-radius:var(--border-radius-large);overflow:hidden}.modal-header{padding:var(--spacing-unit) calc(var(--spacing-unit)*1.5);border-bottom:1px solid var(--color-border);display:flex;justify-content:space-between;align-items:center}.modal-header h2{color:var(--color-text);margin:0;font-size:1.5rem}.modal-body{padding:calc(var(--spacing-unit)*1.5)}.modal-close{font-size:1.8rem;font-weight:400;cursor:pointer;background:none;border:none;color:var(--color-text-secondary);line-height:1;transition:color .2s ease}.modal-close:hover{color:var(--color-text)}
.modal-body p { text-align: center; margin-bottom: 2rem; }
.contact-list-modal{list-style:none;padding:0}.contact-list-modal li{margin-bottom:var(--spacing-unit)}.contact-list-modal a{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:var(--spacing-unit);padding:var(--spacing-unit);border:1px solid var(--color-border);text-decoration:none;transition:all var(--transition-smooth);border-radius:var(--border-radius-medium)}.contact-list-modal a:hover{border-color:var(--color-primary);transform:translateY(-4px);box-shadow:var(--shadow-card)}.contact-list-modal i{font-size:1.8rem;width:35px;text-align:center;color:var(--color-primary)}.contact-list-modal .contact-label{font-size:1.1rem;color:var(--color-text);font-weight:600}
.contact-list-modal .contact-value{font-family:var(--font-mono);font-size:.9rem;background-color:#eee;padding:.2rem .5rem;border-radius:var(--border-radius-small);color:var(--color-text-secondary)}
.slider-track{display:flex;transition:transform .4s ease-in-out}.slide{flex:0 0 100%;min-width:100%}.slide img{width:100%;height:auto;object-fit:contain;display:block}

.page-title-card { background: transparent; border: none; box-shadow: none; text-align: center; }
.page-title-card .welcome-text{color:var(--color-secondary);font-weight:500}
.page-title-card h1 { transition: text-shadow 0.3s ease; }
.page-title-card:hover { box-shadow: none; border-color: transparent; }
.page-title-card:hover h1 { text-shadow: 0px 5px 15px rgba(0, 0, 0, 0.1); }
.hero-split-container{display:grid;grid-template-columns:1fr 1fr;gap:calc(var(--spacing-unit)*1.5);align-items:stretch}
#hero-text-card{display:flex;flex-direction:column;justify-content:center}
.process-flow-interactive { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; margin-top: 1.5rem; }
.process-row { display: flex; justify-content: center; gap: 0.5rem; width: 100%; }
.process-item-interactive { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; flex: 1; height: 90px; padding: 0.5rem; border: 1px solid var(--color-border); border-radius: var(--border-radius-medium); background-color: var(--color-background); user-select: none; transition: all 0.3s ease; }
.process-item-interactive:hover { transform: translateY(-5px); box-shadow: var(--shadow-card); border-color: var(--color-primary); color: var(--color-primary); }
.process-item-interactive .process-icon { font-size: 1.6rem; margin-bottom: 0.4rem; color: var(--color-primary); }
.process-item-interactive span { font-weight: 600; font-size: 0.85rem; line-height: 1.2; }
.process-tooltip { position: fixed; background-color: var(--color-card-bg); color: var(--color-text-secondary); border: 1px solid var(--color-border); box-shadow: var(--shadow-card-hover); padding: 1rem; border-radius: var(--border-radius-medium); font-size: 0.95rem; line-height: 1.6; max-width: 280px; z-index: 2000; pointer-events: none; opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s; }
.process-tooltip.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.testimonials-container { display: flex; flex-direction: column; gap: calc(var(--spacing-unit) * 1.5); margin-top: 1.5rem; }
.testimonial-item { border-left: 3px solid var(--color-primary); padding-left: 1.5rem; }
.testimonial-item blockquote { margin: 0; font-size: 1.1rem; font-style: italic; color: var(--color-text-secondary); }
.testimonial-item cite { display: block; margin-top: 0.5rem; font-style: normal; font-weight: 600; color: var(--color-text); }
#hero-canvas-card { min-height: 470px; padding: 0; overflow: hidden; position: relative; }
#particle-canvas { display: block; position: absolute; inset: 0; width: 100%; height: 100%; }
.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:calc(var(--spacing-unit)*1.5)}
.portfolio-card { padding: 0; display: flex; flex-direction: column; overflow: hidden; cursor: pointer; }
.card-image-wrapper { position: relative; height: 220px; overflow: hidden; }
.card-image-wrapper img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1); }
.portfolio-card:hover .card-image-wrapper img { transform: scale(1.05); }
.image-overlay { position: absolute; inset: 0; background-color: rgba(0, 81, 158, 0.7); display: flex; flex-direction: column; align-items: center; justify-content: center; color: white; opacity: 0; transition: opacity 0.4s cubic-bezier(0.165, 0.84, 0.44, 1); backdrop-filter: blur(2px); }
.portfolio-card:hover .image-overlay { opacity: 1; }
.image-overlay i { font-size: 2rem; margin-bottom: 0.5rem; }
.image-overlay span { font-size: 1rem; font-weight: 600; }
.portfolio-card .card-content { padding: calc(var(--spacing-unit) * 1.5); display: flex; flex-direction: column; flex-grow: 1; }
.portfolio-card .card-title { font-size: 1.3rem; margin-bottom: 0.5rem; }
.portfolio-card .card-content p { flex-grow: 1; margin-bottom: var(--spacing-unit); color: var(--color-text-secondary); }
.view-project-link { margin-top: auto; color: var(--color-primary); font-weight: 600; align-self: flex-start; transition: opacity 0.2s ease; }
.view-project-link i { margin-left: 0.3rem; transition: transform 0.3s ease; }
.portfolio-card:hover .view-project-link i { transform: translateX(5px); }
#work-examples-card{display:flex;flex-direction:column}
#work-examples-card .index-slider-container{position:relative;overflow:hidden;margin-bottom:var(--spacing-unit);border:1px solid var(--color-border);min-height:150px;border-radius:var(--border-radius-medium)}
#work-examples-card .index-slider-track{display:flex;transition:transform .3s ease-in-out}#work-examples-card .index-slider-slide{flex:0 0 100%;min-width:100%;position:relative}#work-examples-card .index-slider-slide img{width:100%;height:180px;object-fit:cover;display:block}#work-examples-card .index-slider-slide .caption{position:absolute;bottom:0;left:0;width:100%;background:rgba(0,0,0,.7);color:#fff;padding:8px;font-family:var(--font-mono);font-size:.9rem;text-align:center}
#work-examples-card .index-slider-arrow{position:absolute;top:50%;transform:translateY(-50%);background:var(--color-card-bg);color:var(--color-text);border:1px solid var(--color-border);cursor:pointer;z-index:5;width:35px;height:35px;font-size:1rem;transition:all .2s ease;border-radius:var(--border-radius-medium)}
#work-examples-card .index-slider-arrow:hover{background-color:var(--color-primary);color:var(--color-card-bg)}#work-examples-card .index-slider-arrow.prev{left:10px}#work-examples-card .index-slider-arrow.next{right:10px}
.text-center-card { text-align: center; }
.text-center-card .btn { margin-top: 1rem; }
.small-gif{max-height:150px;margin:var(--spacing-unit) auto 0 auto;object-fit:contain}.program-layout{display:grid;grid-template-columns:1fr auto;gap:var(--spacing-unit);align-items:center}
.program-gif img{max-width:150px;height:auto;border-radius:var(--border-radius-medium)}
.value-list { margin: 1.5rem 0; text-align: left; padding-left: 0; list-style: none; }
.value-list li { display: flex; align-items: center; margin-bottom: .75rem; }
.value-list li i { color: #34C759; margin-right: .75rem; font-size: 1.3rem; }
.page-title-card h1 { margin-bottom: 0; }
.page-subtitle { max-width: 700px; margin: 1rem auto 0 auto; }
.photo-card { padding: 0; overflow: hidden; display: flex; background-color: var(--color-background); }
.photo-card img { width: 100%; height: 100%; object-fit: contain; border-radius: var(--border-radius-large); }
.about-main-subgrid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: calc(var(--spacing-unit) * 1.5); align-items: stretch; }
.project-pillars { margin-top: 2rem; display: flex; flex-direction: column; gap: calc(var(--spacing-unit) * 1.5); }
.pillar-item { display: flex; align-items: flex-start; gap: 1.2rem; border-left: 3px solid var(--color-primary); padding-left: 1.2rem; }
.pillar-item i { font-size: 2rem; color: var(--color-primary); margin-top: 5px; width: 35px; text-align: center; }
.pillar-item h5 { margin: 0 0 0.3rem 0; font-size: 1.15rem; }
.pillar-item span { font-size: 1rem; color: var(--color-text-secondary); line-height: 1.6; }
.key-advantages { display: flex; flex-direction: column; gap: 1.2rem; margin-top: 1.5rem; list-style: none; padding: 0; }
.advantage-item { display: flex; align-items: flex-start; gap: 1rem; }
.advantage-item i { font-size: 1.8rem; color: var(--color-primary); margin-top: 5px; width: 30px; text-align: center; }
.advantage-item h5 { margin: 0 0 0.25rem 0; font-size: 1.1rem; }
.advantage-item span { font-size: 0.95rem; color: var(--color-text-secondary); line-height: 1.6; }
.text-center-p { margin-top: 1.5rem; text-align: center; }
.link-arrow { font-weight: 600; }
.expertise-list { display: flex; flex-direction: column; gap: 1.5rem; }
.expertise-item { border-left: 3px solid var(--color-primary); padding-left: 1.25rem; }
.expertise-item h5 { margin: 0 0 0.5rem 0; font-size: 1.15rem; }
.expertise-item p { font-size: 1rem; margin-bottom: 0; }
.tech-stack { display: flex; flex-direction: column; gap: 1rem; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.tech-tag { display: inline-block; padding: 0.5rem 1rem; background-color: var(--color-background); border: 1px solid var(--color-border); border-radius: 999px; font-size: 0.9rem; font-weight: 500; transition: all 0.2s ease-in-out; }
.tech-tag:hover { background-color: var(--color-primary); color: white; border-color: var(--color-primary); transform: translateY(-2px); }
.modal.open .modal-content { animation: modal-fade-in 0.4s cubic-bezier(0.165, 0.84, 0.44, 1) forwards; }
@keyframes modal-fade-in { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
.modal-portfolio { max-width: 1200px; width: 95%; padding: 0; overflow: hidden; display: flex; flex-direction: column; background-color: transparent; border: none; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25); }
.portfolio-modal-header { background-color: var(--color-card-bg); padding: 1rem 1.5rem; border-bottom: 1px solid var(--color-border); border-radius: var(--border-radius-large) var(--border-radius-large) 0 0; }
.portfolio-modal-header .header-text h3 { margin: 0; font-size: 1.4rem; }
.modal-portfolio .modal-close { position: static; background: transparent; border: none; box-shadow: none; color: var(--color-text-secondary); transition: all 0.2s ease; flex-shrink: 0; margin-left: 1rem; }
.modal-portfolio .modal-close:hover { color: var(--color-primary); transform: rotate(90deg); }
.portfolio-modal-body { padding: 0; background-color: var(--color-card-bg); border-radius: 0 0 var(--border-radius-large) var(--border-radius-large); flex-grow: 1; overflow: hidden; }
.portfolio-modal-layout { display: grid; grid-template-columns: 2fr 1fr; height: 100%; max-height: 80vh; }
.portfolio-slider-column { display: flex; align-items: center; justify-content: center; position: relative; background-color: var(--color-background); border-right: 1px solid var(--color-border); overflow: hidden; }
.portfolio-slider { width: 100%; height: 100%; position: relative; overflow: hidden; }
.slider-track { height: 100%; }
.slide { height: 100%; display: flex; align-items: center; justify-content: center; padding: 1rem; }
.slide img { width: 100%; height: 100%; object-fit: contain; display: block; }
.slider-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 10; width: 40px; height: 40px; border-radius: var(--border-radius-medium); background-color: rgba(255, 255, 255, 0.9); border: 1px solid var(--color-border); color: var(--color-text); cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 1rem; box-shadow: 0 4px 15px rgba(0,0,0,0.1); transition: all 0.2s ease; }
.slider-arrow:hover { background-color: #fff; transform: translateY(-50%) scale(1.05); }
.slider-arrow.prev { left: 1.5rem; }
.slider-arrow.next { right: 1.5rem; }
.portfolio-details-column { padding: calc(var(--spacing-unit) * 1.5); display: flex; flex-direction: column; justify-content: space-between; overflow-y: auto; }
#modalPortfolioImageCaption { font-size: 1rem; line-height: 1.6; color: var(--color-text-secondary); text-align: left; font-style: italic; margin: 0; }
.portfolio-details-column .btn { width: 100%; margin-top: 1.5rem; }
#price-main-content.grid-main { grid-template-columns: 1fr; }
#price-main-content .card { padding: calc(var(--spacing-unit) * 1.5); }
#price-main-content .grid-sub > .card { display: flex; flex-direction: column; }
#price-main-content .grid-sub .card h3 { font-size: 1.4rem; margin-bottom: 0.5rem; }
#price-main-content .grid-sub .card .section-intro-example { font-size: 1rem; line-height: 1.5; margin-bottom: 1rem; max-width: 100%; }
.price-table-wrapper { margin: 0; border: 1px solid var(--color-border); border-radius: var(--border-radius-medium); overflow: hidden; overflow-x: auto; }
.price-table { width: 100%; margin: 0; border: none; border-collapse: collapse; }
.price-table th, .price-table td { padding: 0.8rem 1rem; font-size: 0.95rem; line-height: 1.4; vertical-align: top; white-space: normal; }
.price-table th { background-color: #F8F8F8; border-bottom: 1px solid var(--color-border); text-align: left; font-weight: 600;}
.price-table td { border-bottom: 1px dotted #E0E0E0; }
.price-table tbody tr:last-child td { border-bottom: none; }
.price-table tbody tr:nth-child(even) { background-color: var(--color-background); }
.price-table code { background-color: var(--color-background); border: 1px solid var(--color-border); padding: 0.2em 0.4em; border-radius: var(--border-radius-small); font-size: 0.9em; color: var(--color-text-secondary); }
.price-table td[data-label="Итоговая стоимость"] code, .price-table td[data-label="Стоимость разработки"] { font-weight: 700; }
.price-table td[data-label="Итоговая стоимость"] code { color: var(--color-primary); background-color: #E6F1FC; border-color: #B3D4F5; }
.price-table td[data-label="Стоимость"] { font-weight: 700; font-family: var(--font-mono); color: var(--color-primary); font-size: 1.05rem; text-align: right;}
#price-main-content .conclusion-box { margin-top: auto; padding: 1rem; background-color: #F8F8F8; border-top: 1px solid var(--color-border); border-radius: 0 0 var(--border-radius-large) var(--border-radius-large); margin-left: calc(var(--spacing-unit) * -1.5); margin-right: calc(var(--spacing-unit) * -1.5); margin-bottom: calc(var(--spacing-unit) * -1.5); }
#price-main-content .conclusion-box h4 { font-size: 1.1rem; margin-bottom: 0.3rem; }
#price-main-content .conclusion-box h4 i { color: var(--color-primary); margin-right: 0.5rem; }
#price-main-content .conclusion-box p { font-size: 0.95rem; margin-bottom: 0; max-width: 100%; }
.bottom-price-section { display: grid; grid-template-columns: 1.2fr 1fr; gap: calc(var(--spacing-unit) * 1.5); align-items: stretch; }
.price-tables-column { display: flex; flex-direction: column; gap: calc(var(--spacing-unit) * 1.5); }
.price-tables-column .card h2 { font-size: 1.6rem; margin-bottom: 1rem; }
.price-tables-column .card h2 i { margin-right: 0.75rem; color: var(--color-primary); }
.hot-deal-card { background: linear-gradient(135deg, #F8F8F8 0%, #FFFFFF 100%); display: flex; align-items: center; justify-content: center; text-align: center; }
.deal-content-wrapper { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: center; gap: 0.5rem 1rem; }
.deal-label { font-size: 1.1rem; }
.deal-label .fa-percent { color: var(--color-primary); }
.old-price { font-size: 1.3rem; }
.deal-arrow { font-size: 1.5rem; }
.new-price { font-size: 1.8rem; }
.horizontal-blocks-wrapper { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--spacing-unit) * 1.5); align-items: stretch; }
.horizontal-blocks-wrapper .card { padding: calc(var(--spacing-unit) * 1.5); display: flex; flex-direction: column; }
.horizontal-blocks-wrapper .card h3 { font-size: 1.4rem; }
.horizontal-blocks-wrapper .card p { font-size: 0.95rem; line-height: 1.5; margin-bottom: 1.2rem; }
.horizontal-blocks-wrapper .card ul { margin-top: auto; list-style: none; padding: 0; }
.time-breakdown-card .task-list, .block-flow-card .block-flow-list { margin: 0; }
.time-breakdown-card .task-list li { display: flex; align-items: center; gap: 0.8rem; padding: 0.6rem 0; border-bottom: 1px solid var(--color-border); font-size: 0.95rem; }
.time-breakdown-card .task-list li:last-child { border-bottom: none; }
.time-breakdown-card .task-list li i { color: var(--color-primary); width: 20px; text-align: center; }
.time-breakdown-card .task-list li span { flex-grow: 1; }
.time-breakdown-card .task-list li code { font-family: var(--font-mono); font-weight: 500; }
.time-breakdown-card .task-total { margin-top: 1rem; background-color: #E6F1FC; border: 1px solid #B3D4F5; border-radius: var(--border-radius-medium); padding: 0.8rem 1rem; display: flex; justify-content: space-between; align-items: baseline; }
.time-breakdown-card .task-total span { font-weight: 600; font-size: 0.9rem; }
.time-breakdown-card .task-total strong { font-size: 1.4rem; color: var(--color-primary); font-family: var(--font-mono); }
.block-flow-card .block-flow-list { position: relative; }
.block-flow-card .block-flow-list li { display: flex; align-items: flex-start; gap: 1rem; position: relative; padding-bottom: 1.5rem; }
.block-flow-card .block-flow-list li:last-child { padding-bottom: 0; }
.block-flow-card .block-flow-list li:not(:last-child)::after { content: ''; position: absolute; left: 18px; top: 40px; width: 2px; height: calc(100% - 20px); background: repeating-linear-gradient(var(--color-border) 0, var(--color-border) 4px, transparent 4px, transparent 8px); }
.block-flow-card .flow-icon { flex-shrink: 0; width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background-color: var(--color-primary); color: white; font-size: 1.2rem; border: 3px solid var(--color-card-bg); outline: 2px solid var(--color-primary); }
.block-flow-card .block-flow-list li div { line-height: 1.4; }
.block-flow-card .block-flow-list li strong { display: block; font-size: 1.05rem; color: var(--color-text); background: none; padding: 0; }
.block-flow-card .block-flow-list li span { font-size: 0.9rem; color: var(--color-text-secondary); }
.final-note { margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--color-border); font-size: 0.9rem; line-height: 1.6; color: var(--color-text-secondary); text-align: left; }
.final-note strong { color: var(--color-text); font-weight: 600; background: none; padding: 0; }
.ai-chat-fab { position: fixed; bottom: 2rem; right: 2rem; width: 60px; height: 60px; background: var(--gradient-button); color: white; border: none; display: flex; align-items: center; justify-content: center; font-size: 1.8rem; box-shadow: 0 8px 25px rgba(0, 118, 255, 0.4); cursor: pointer; z-index: 999; transition: transform 0.3s ease, box-shadow 0.3s ease; border-radius: var(--border-radius-medium); }
.ai-chat-fab:hover { transform: scale(1.1); box-shadow: 0 12px 30px rgba(0, 118, 255, 0.5); }

/* === Стили для плавающего блока чата (ИСПРАВЛЕННАЯ ВЕРСИЯ) === */
#chat-panel-placeholder {
    display: flex; /* Важно для дочернего виджета */
    position: fixed;
    top: var(--spacing-unit);
    left: calc(var(--sidebar-width) + var(--spacing-unit) * 2);
    width: 450px; 
    height: calc(100vh - var(--spacing-unit) * 2);
    min-width: 350px;
    max-width: 80vw;
    min-height: 400px;
    max-height: 85vh;
    z-index: 1002; /* Выше чем у меню */
    background-color: transparent;
    border-radius: var(--border-radius-large);
    box-shadow: none;
    border: none;
    resize: both;
    overflow: hidden;

    /* ИЗМЕНЕНИЕ: Управляем видимостью через opacity и transform */
    opacity: 0;
    transform: scale(0.95);
    pointer-events: none; /* Неактивен, когда скрыт */
    transition: opacity 0.3s ease, transform 0.3s ease;
    will-change: transform, opacity;
}
#chat-panel-placeholder.is-open {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto; /* Активен, когда видим */
}

#ai-chat-widget {
    width: 100% !important; height: 100% !important;
    box-shadow: var(--shadow-card-hover);
    border: 1px solid var(--color-border); 
    border-radius: var(--border-radius-large);
    overflow: hidden; padding: 0;
    opacity: 1 !important; transform: none !important;
    visibility: visible !important; transition: none !important;
    display: flex; flex-direction: column; position: relative;
}

.chat-header {
    flex-shrink: 0; padding: 0.8rem 1.2rem; display: flex;
    justify-content: space-between; align-items: center;
    cursor: move; background: var(--gradient-button);
    border-radius: var(--border-radius-large) var(--border-radius-large) 0 0;
}
.chat-header h4 { margin: 0; font-size: 1.1rem; color: #FFFFFF; }
#chat-close-btn {
    background: none; border: none; font-size: 1.8rem;
    cursor: pointer; color: rgba(255, 255, 255, 0.8);
    line-height: 1; transition: color 0.2s ease;
}
#chat-close-btn:hover { color: #FFFFFF; }

.chat-resize-handle {
    position: absolute; bottom: 0; right: 0;
    width: 30px; height: 30px; cursor: nwse-resize;
    z-index: 10; overflow: hidden;
}
.chat-resize-handle::after {
    content: ''; position: absolute; bottom: 0; right: 0;
    width: 100%; height: 100%; background-color: var(--color-primary);
    clip-path: polygon(100% 0, 100% 100%, 0 100%);
    transition: filter 0.2s ease;
}
.chat-resize-handle:hover::after { filter: brightness(1.2); }

.chat-log { 
    flex-grow: 1; overflow-y: auto; padding: 1.2rem; 
    display: flex; flex-direction: column; gap: 1rem; 
    min-height: 0; background-color: var(--color-card-bg);
}
.chat-input-container { 
    flex-shrink: 0; padding: 0.8rem; 
    border-top: 1px solid var(--color-border); 
    background-color: var(--color-card-bg);
    border-radius: 0 0 var(--border-radius-large) var(--border-radius-large);
}
.chat-message { padding: 0.8rem 1.2rem; border-radius: var(--border-radius-medium); max-width: 85%; line-height: 1.5; font-size: 0.95rem; animation: message-fade-in 0.4s ease forwards; }
@keyframes message-fade-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.chat-message.user { background-color: var(--color-primary); color: white; align-self: flex-end; border-bottom-right-radius: var(--border-radius-small); }
.chat-message.assistant { background-color: var(--color-background); border: 1px solid var(--color-border); align-self: flex-start; border-bottom-left-radius: var(--border-radius-small); }
.chat-message.loading { padding: 1rem 1.2rem; }
.chat-message.loading .dot { display: inline-block; width: 8px; height: 8px; background-color: var(--color-text-secondary); border-radius: 50%; margin: 0 2px; animation: wave 1.3s linear infinite; }
.chat-message.loading .dot:nth-child(2) { animation-delay: -1.1s; }
.chat-message.loading .dot:nth-child(3) { animation-delay: -0.9s; }
@keyframes wave { 0%, 60%, 100% { transform: initial; } 30% { transform: translateY(-8px); } }
#chat-form { display: flex; align-items: center; }
#chat-input { flex-grow: 1; border: 1px solid var(--color-border); border-radius: 999px; padding: 10px 18px; font-family: var(--font-main); font-size: 0.95rem; margin-right: 0.5rem; transition: border-color 0.2s ease, box-shadow 0.2s ease; }
#chat-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.2); }
#chat-form button { flex-shrink: 0; width: 45px; height: 45px; border: none; background: var(--gradient-button); color: white; cursor: pointer; font-size: 1rem; transition: transform 0.2s ease; border-radius: var(--border-radius-medium); }
#chat-form button:hover { transform: scale(1.05); }
.privacy-consent-area { display: flex; align-items: center; margin-top: 0.75rem; padding: 0 0.5rem; }
.privacy-consent-area input[type="checkbox"] { margin-right: 0.5rem; width: 16px; height: 16px; }
.privacy-consent-area label { font-size: 0.8rem; color: var(--color-text-secondary); }
.privacy-consent-area label a { color: var(--color-primary); text-decoration: underline; }
#chat-form button:disabled { background: #ccc; cursor: not-allowed; transform: none; }

.main-footer { height: auto; opacity: 1; transform: none; margin-top: 0; }
html { scrollbar-width: thin; scrollbar-color: var(--color-primary) transparent; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; border-radius: 10px; }
::-webkit-scrollbar-thumb { background-color: var(--color-primary); border-radius: 10px; border: 2px solid var(--color-card-bg); }
::-webkit-scrollbar-thumb:hover { background-color: #0056b3; }
::-webkit-scrollbar-corner { background: transparent; }
.chat-meta-info { display: flex; justify-content: space-between; align-items: center; padding: 0 0.5rem; margin-top: 0.3rem; }
.message-counter-display, .char-counter { font-size: 0.75rem; color: var(--color-text-secondary); transition: color 0.3s ease, font-weight 0.3s ease; }
.message-counter-display.limit-reached, .char-counter.limit-reached { color: #D93025; font-weight: 600; }
.chat-message.error { background-color: #fffbe6; border: 1px solid #ffe58f; color: #d46b08; align-self: flex-start; }