/* ========== ПЕРЕМЕННЫЕ ЦВЕТОВ ========== */
:root {
    --bg-primary: #282935;
    --bg-secondary: #1e1f2b;
    --bg-card: #2a2b38;
    --bg-header: #333543;
    --text-primary: #ffffff;
    --text-secondary: #a8a9b8;
    --text-muted: #6a6b7a;
    --accent-purple: #be95f9;
    --accent-purple-dark: #a87ce8;
    --border-color: #3a3b4a;
    --shadow-color: rgba(190, 149, 249, 0.15);
    --terminal-bg: #1a1b26;
    --terminal-border: #4a4b5a;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    font-weight: 400;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--accent-purple);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-purple-dark);
}

/* ========== ШРИФТЫ ========== */
@font-face {
    font-family: 'JetBrains Mono';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url(https://fonts.gstatic.com/s/jetbrainsmono/v20/tDbY2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKxnPS4.woff2) format('woff2');
}
@font-face {
    font-family: 'JetBrains Mono';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url(https://fonts.gstatic.com/s/jetbrainsmono/v20/tDbY2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKxnPS4.woff2) format('woff2');
}
@font-face {
    font-family: 'JetBrains Mono';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url(https://fonts.gstatic.com/s/jetbrainsmono/v20/tDbY2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKxnPS4.woff2) format('woff2');
}
@font-face {
    font-family: 'JetBrains Mono';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url(https://fonts.gstatic.com/s/jetbrainsmono/v20/tDbY2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKxnPS4.woff2) format('woff2');
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
}

/* ========== КОНТЕЙНЕРЫ ========== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 60px 0;
}

/* ========== НАВИГАЦИЯ ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 10px 0;
    background: var(--bg-header);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    height: 50px;
    display: flex;
    align-items: center;
    will-change: transform;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-purple);
    letter-spacing: -0.5px;
    flex-shrink: 0;
}

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

.nav-links {
    display: flex;
    gap: 28px;
    align-items: center;
    margin-left: auto;
    flex-shrink: 0;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 400;
    text-decoration: none;
    transition: color 0.3s ease;
    padding: 4px 0;
    border-bottom: 2px solid transparent;
}

.nav-links a:hover {
    color: var(--accent-purple);
    border-bottom-color: var(--accent-purple);
}

.nav-links .btn-terminal {
    color: var(--accent-purple);
    font-size: 13px;
    font-weight: 500;
    padding: 5px 14px;
    border: 1.5px solid var(--accent-purple);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-links .btn-terminal:hover {
    background: var(--accent-purple);
    color: var(--bg-primary);
    border-bottom-color: var(--accent-purple);
}

/* ========== БУРГЕР-МЕНЮ ========== */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 4px;
    background: transparent;
    border: none;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-secondary);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px 0;
    background: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu a {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 400;
    text-decoration: none;
    padding: 6px 0;
    transition: color 0.3s ease;
}

.mobile-menu a:hover {
    color: var(--accent-purple);
}

.mobile-menu .btn-terminal-mobile {
    color: var(--accent-purple);
    font-size: 14px;
    font-weight: 500;
    padding: 6px 16px;
    border: 1.5px solid var(--accent-purple);
    border-radius: 6px;
    transition: all 0.3s ease;
    margin-top: 4px;
}

.mobile-menu .btn-terminal-mobile:hover {
    background: var(--accent-purple);
    color: var(--bg-primary);
}

.mobile-menu.open {
    display: flex;
}

/* ========== ГЕРОЙ ========== */
.hero {
    padding: 80px 0 60px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-text {
    text-align: left;
}

.hero-text h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--accent-purple) 40%, #ffffff 70%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text .role {
    font-size: 20px;
    font-weight: 500;
    color: var(--accent-purple);
    margin-bottom: 4px;
}

.hero-text .subtitle {
    font-size: 18px;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.hero-text .description {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 28px;
}

/* ========== КНОПКИ ========== */
.btn {
    padding: 10px 28px;
    border-radius: 6px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    will-change: transform;
}

.btn-primary {
    background: var(--accent-purple);
    color: var(--bg-primary);
    border: 1.5px solid var(--accent-purple);
}

.btn-primary:hover {
    background: var(--accent-purple-dark);
    border-color: var(--accent-purple-dark);
    color: #ffffff;
    transform: scale(1.02);
    box-shadow: 0 0 30px rgba(190, 149, 249, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-purple);
    border: 1.5px solid var(--accent-purple);
}

.btn-secondary:hover {
    background: var(--accent-purple);
    color: var(--bg-primary);
    transform: scale(1.02);
    box-shadow: 0 0 20px rgba(190, 149, 249, 0.2);
}

.hero-text .btn-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.hero-text .btn-group .btn-primary,
.hero-text .btn-group .btn-secondary {
    padding: 12px 32px;
    font-size: 15px;
    border-radius: 8px;
}

/* ========== ТЕРМИНАЛ-ДЕМО ========== */
.hero-terminal {
    width: 100%;
}

.terminal-demo {
    border: 2px solid var(--terminal-border);
    background: var(--bg-card);
    overflow: hidden;
    box-shadow: 0 25px 60px -12px rgba(190, 149, 249, 0.25), inset 0 0 60px rgba(190, 149, 249, 0.03);
    cursor: text;
    border-radius: 10px;
    width: 100%;
    transition: border-color 0.3s ease;
}

.terminal-demo:hover {
    border-color: var(--accent-purple);
}

.terminal-demo .term-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    background: rgba(30, 31, 43, 0.6);
    border-bottom: 1px solid var(--border-color);
}

.terminal-demo .term-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.term-dot.red { background: #ff5f56; }
.term-dot.yellow { background: #ffbd2e; }
.term-dot.green { background: #27c93f; }

.terminal-demo .term-title {
    margin-left: 10px;
    font-size: 10px;
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-muted);
}

.terminal-demo .term-body {
    padding: 20px 24px;
    min-height: 320px;
    max-height: 450px;
    overflow-y: auto;
    background: var(--terminal-bg);
    scroll-behavior: smooth;
}

.terminal-demo .term-body .scanline {
    position: relative;
}

.terminal-demo .term-body .scanline::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.02) 0, rgba(0,0,0,0.02) 4px);
    pointer-events: none;
    z-index: 1;
}

.terminal-demo .term-body .ascii-art {
    color: var(--accent-purple);
    font-size: 8px;
    line-height: 1.15;
    text-shadow: 
        0 0 10px rgba(190, 149, 249, 0.9),
        0 0 20px rgba(190, 149, 249, 0.6),
        0 0 40px rgba(190, 149, 249, 0.3),
        0 0 80px rgba(190, 149, 249, 0.15);
    margin-bottom: 6px;
    overflow: hidden;
    white-space: pre;
    position: relative;
    z-index: 2;
}

@media (min-width: 768px) {
    .terminal-demo .term-body .ascii-art {
        font-size: 10px;
    }
}

.terminal-demo .term-body .divider {
    border-bottom: 1px solid var(--border-color);
    margin: 8px 0;
    position: relative;
    z-index: 2;
}

.terminal-demo .term-body .welcome-text {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 400;
    margin-bottom: 2px;
    position: relative;
    z-index: 2;
}

.terminal-demo .term-body .welcome-hint {
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 400;
    margin-bottom: 4px;
    position: relative;
    z-index: 2;
}

.terminal-demo .term-body .welcome-hint .highlight {
    color: var(--accent-purple);
}

.terminal-demo .term-body .prompt-line {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.terminal-demo .term-body .prompt-user {
    color: var(--accent-purple);
}

.terminal-demo .term-body .prompt-symbol {
    color: var(--accent-purple);
    margin-right: 4px;
}

.terminal-demo .term-body .demo-input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 13px;
    font-weight: 400;
    flex: 1;
    outline: none;
    min-width: 120px;
    padding: 0;
    margin: 0;
    position: relative;
    z-index: 2;
}

.terminal-demo .term-body .demo-input::placeholder {
    color: var(--text-muted);
    opacity: 0.4;
}

.terminal-demo .term-body .cursor-blink {
    display: inline-block;
    width: 7px;
    height: 1.2em;
    background: var(--accent-purple);
    animation: blink 1s step-end infinite;
    vertical-align: middle;
    position: relative;
    z-index: 2;
}

.terminal-demo .term-body .output-text {
    color: var(--text-secondary);
    padding-left: 0;
    margin-bottom: 4px;
    white-space: pre-wrap;
    font-size: 13px;
    font-weight: 400;
    position: relative;
    z-index: 2;
}

/* ========== СТАТИСТИКА ========== */
.stats {
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    padding: 40px 0;
}

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

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent-purple);
}

.stat-label {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ========== ЗАГОЛОВКИ ========== */
.section-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    text-align: center;
    background: linear-gradient(135deg, var(--accent-purple) 40%, #ffffff 70%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 16px;
    font-weight: 400;
}

/* ========== СКИЛЛЫ ========== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.skill-category {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
}

.skill-category h3 {
    color: var(--accent-purple);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 400;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.skill-tag:hover {
    border-color: var(--accent-purple);
    color: var(--text-primary);
}

/* ========== ОПЫТ ========== */
.experience-timeline {
    margin-top: 40px;
}

.exp-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 16px;
    transition: border-color 0.3s ease;
}

.exp-item:hover {
    border-color: var(--accent-purple);
}

.exp-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.exp-company {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.exp-role {
    color: var(--accent-purple);
    font-size: 14px;
    font-weight: 500;
}

.exp-date {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 400;
}

.exp-location {
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 400;
}

.exp-desc {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 400;
    margin-top: 8px;
    padding-left: 16px;
    list-style: none;
}

.exp-desc li {
    margin-bottom: 4px;
    position: relative;
}

.exp-desc li::before {
    content: '▸ ';
    color: var(--accent-purple);
}

/* ========== ПРОЕКТЫ ========== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.project-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-purple);
    box-shadow: 0 8px 30px var(--shadow-color);
}

.project-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.project-desc {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 400;
    margin-bottom: 12px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.project-tech span {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 400;
    color: var(--text-secondary);
}

.project-link {
    font-size: 13px;
    font-weight: 500;
    color: var(--accent-purple);
}

.project-link:hover {
    color: var(--accent-purple-dark);
}

/* ========== КЕЙСЫ ========== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.case-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-purple);
    box-shadow: 0 8px 30px var(--shadow-color);
}

.case-card .case-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    background: var(--bg-card);
}

.case-card .case-info {
    padding: 16px 20px 20px;
}

.case-card .case-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.case-card .case-description {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 400;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.case-card .case-tag {
    display: inline-block;
    margin-top: 10px;
    font-size: 11px;
    color: var(--accent-purple);
    border: 1px solid var(--accent-purple);
    padding: 2px 12px;
    border-radius: 4px;
    font-weight: 500;
}

/* ========== МОДАЛЬНОЕ ОКНО ========== */
.case-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.case-modal-overlay.active {
    display: flex;
}

.case-modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.case-modal .modal-close {
    position: sticky;
    top: 12px;
    right: 16px;
    float: right;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
    margin: 12px 16px 0 0;
}

.case-modal .modal-close:hover {
    background: var(--accent-purple);
    color: var(--bg-primary);
    border-color: var(--accent-purple);
}

.case-modal .modal-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    border-radius: 12px 12px 0 0;
}

.case-modal .modal-content {
    padding: 24px 28px 32px;
}

.case-modal .modal-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.case-modal .modal-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.case-modal .modal-tech span {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2px 12px;
    border-radius: 4px;
    font-size: 11px;
    color: var(--text-secondary);
}

.case-modal .modal-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-weight: 400;
    white-space: pre-wrap;
}

/* ========== КОНТАКТЫ ========== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-top: 40px;
}

.contact-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    transition: border-color 0.3s ease;
}

.contact-item:hover {
    border-color: var(--accent-purple);
}

.contact-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

.contact-label {
    font-size: 12px;
    font-weight: 400;
    color: var(--text-secondary);
}

.contact-value {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-primary);
    word-break: break-all;
}

/* ========== ФУТЕР ========== */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 400;
}

.footer .heart {
    color: var(--accent-purple);
}

/* ========== ТЕРМИНАЛ (страница) ========== */
.terminal-page {
    min-height: 100vh;
    background: var(--bg-primary);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.terminal-window {
    width: 100%;
    max-width: 900px;
    background: var(--bg-secondary);
    border: 2px solid var(--terminal-border);
    border-radius: 10px;
    overflow: hidden;
    min-height: 400px;
    transition: border-color 0.3s ease;
}

.terminal-window:hover {
    border-color: var(--accent-purple);
}

.terminal-output-area {
    padding: 20px;
    min-height: 300px;
    max-height: 60vh;
    overflow-y: auto;
    font-size: 14px;
    font-weight: 400;
    background: var(--terminal-bg);
}

.terminal-output-area .line {
    margin-bottom: 4px;
}

.terminal-output-area .prompt {
    color: var(--accent-purple);
}

.terminal-output-area .command-text {
    color: var(--text-primary);
}

.terminal-output-area .output-text {
    color: var(--text-secondary);
    padding-left: 20px;
    white-space: pre-wrap;
}

.terminal-output-area .output-text.error {
    color: #ff5f56;
}

.terminal-input-line {
    padding: 12px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    background: var(--bg-card);
}

.terminal-input-line .prompt {
    color: var(--accent-purple);
    margin-right: 8px;
}

.terminal-input-line input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 14px;
    font-weight: 400;
    flex: 1;
    outline: none;
}

.terminal-input-line input::selection {
    background: var(--accent-purple);
    color: var(--bg-primary);
}

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

.fade-in {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.fade-in-d1 { animation-delay: 0.1s; }
.fade-in-d2 { animation-delay: 0.2s; }
.fade-in-d3 { animation-delay: 0.3s; }
.fade-in-d4 { animation-delay: 0.4s; }
.fade-in-d5 { animation-delay: 0.5s; }

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.cursor-blink {
    animation: blink 1s step-end infinite;
}

/* ========== СКРОЛЛБАР ========== */
::-webkit-scrollbar {
    width: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

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

/* ========== АДАПТИВНОСТЬ ========== */
@media (max-width: 1024px) {
    .hero-grid {
        gap: 40px;
    }
}

@media (max-width: 968px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-text {
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 36px;
    }
    
    .hero-text .description {
        font-size: 15px;
    }
    
    .hero-text .btn-group {
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .navbar .container {
        justify-content: center;
        position: relative;
    }
    
    .logo {
        font-size: 16px;
    }
    
    .mobile-menu-toggle {
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
    }
    
    .hero {
        padding: 70px 0 40px;
        min-height: auto;
    }
    
    .hero-text h1 {
        font-size: 28px;
    }
    
    .hero-text .role {
        font-size: 16px;
    }
    
    .hero-text .subtitle {
        font-size: 14px;
    }
    
    .hero-text .description {
        font-size: 14px;
    }
    
    .terminal-demo .term-body {
        padding: 14px 16px;
        min-height: 240px;
        max-height: 350px;
    }
    
    .terminal-demo .term-body .ascii-art {
        font-size: 5px;
    }
    
    .terminal-demo .term-body .welcome-text {
        font-size: 12px;
    }
    
    .terminal-demo .term-body .welcome-hint {
        font-size: 10px;
    }
    
    .terminal-demo .term-body .prompt-line {
        font-size: 12px;
    }
    
    .terminal-demo .term-body .demo-input {
        font-size: 12px;
        min-width: 80px;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .exp-header {
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .terminal-page {
        padding: 10px;
    }
    
    .hero-text .btn-group .btn-primary,
    .hero-text .btn-group .btn-secondary {
        padding: 10px 20px;
        font-size: 13px;
    }

    .terminal-output-area {
        padding: 14px 16px !important;
        font-size: 12px !important;
        min-height: 250px !important;
        max-height: 50vh !important;
    }
    
    .terminal-input-line {
        padding: 10px 14px !important;
    }
    
    .terminal-input-line .prompt {
        font-size: 12px !important;
    }
    
    .terminal-input-line input {
        font-size: 12px !important;
    }
    
    .terminal-output-area .line {
        font-size: 12px !important;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .case-card .case-image {
        height: 160px;
    }
    
    .case-modal {
        max-width: 100%;
        margin: 10px;
        border-radius: 10px;
    }
    
    .case-modal .modal-image {
        height: 200px;
    }
    
    .case-modal .modal-content {
        padding: 16px 18px 24px;
    }
    
    .case-modal .modal-title {
        font-size: 20px;
    }
    
    .case-modal .modal-description {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 22px;
    }
    
    .hero-text .role {
        font-size: 14px;
    }
    
    .nav-links {
        gap: 8px;
    }
    
    .nav-links a {
        font-size: 10px;
    }
    
    .nav-links .btn-terminal {
        font-size: 10px;
        padding: 3px 10px;
    }
    
    .terminal-demo .term-body {
        padding: 10px 12px;
        min-height: 180px;
    }
    
    .terminal-demo .term-body .ascii-art {
        font-size: 4px;
    }
    
    .terminal-demo .term-body .demo-input {
        font-size: 10px;
        min-width: 60px;
    }
    
    .terminal-demo .term-body .prompt-line {
        font-size: 10px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    .stat-label {
        font-size: 12px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }

    .terminal-output-area {
        padding: 10px 12px !important;
        font-size: 11px !important;
        min-height: 200px !important;
    }
    
    .terminal-input-line {
        padding: 8px 12px !important;
    }
    
    .terminal-input-line .prompt {
        font-size: 11px !important;
    }
    
    .terminal-input-line input {
        font-size: 11px !important;
    }
    
    .terminal-output-area .line {
        font-size: 11px !important;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .case-card .case-image {
        height: 140px;
    }
    
    .case-modal .modal-image {
        height: 160px;
    }
    
    .case-modal .modal-title {
        font-size: 18px;
    }
    
    .case-modal .modal-description {
        font-size: 13px;
    }
}

@media (max-width: 360px) {
    .hero-text h1 {
        font-size: 20px;
    }
    
    .nav-links {
        gap: 6px;
    }
    
    .nav-links a {
        font-size: 9px;
    }
    
    .terminal-demo .term-body .ascii-art {
        font-size: 3px;
    }
}

/* ========== ДОПОЛНИТЕЛЬНЫЕ АНИМАЦИИ ========== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.case-modal {
    animation: slideUp 0.3s ease;
}

.case-modal-overlay {
    animation: fadeIn 0.3s ease;
}

.case-modal::-webkit-scrollbar {
    width: 4px;
}

.case-modal::-webkit-scrollbar-track {
    background: transparent;
}

.case-modal::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.case-modal::-webkit-scrollbar-thumb:hover {
    background: var(--accent-purple);
}