* {
    box-sizing: border-box;
}

:root {
    --bg: #1B1D1C;
    --text: #CDCBC3;
    --panel: #2D2D2D;
    --line: #686868;
    --accent: #d7cf9d;
    --hover: #818175;
}

ul {
    list-style: none;
}

html,
body {
    height: 100%;
}

body {
    margin-inline: clamp(10rem, 10vw, 20rem);
    color: var(--text);
    background: var(--bg);
    font-family: "IBM Plex Mono", "Liberation Mono", monospace;
}

body::-webkit-scrollbar {
    width: 4px;
}

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

body::-webkit-scrollbar-thumb {
    background-color: var(--line);
    border-radius: 4px;
}

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

h2, h3, h4, h5, h6 {
    font-weight: 400;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 120ms;
}

.scale-wrap {
    min-height: 100dvh;
    display: grid;
    grid-template-columns: 1.2fr 1.2fr 1.2fr;
    grid-template-rows: auto auto 1fr 1fr auto;
    gap: 6px;
    padding: 6px;
}

header {
    grid-column: 1 / -1;
    grid-row: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--panel);
    font-size: clamp(0.85rem, 1.2vw, 1.2rem);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.main-nav {
    display: flex;
    flex-wrap: wrap;
}

.main-nav a {
    padding: 0.2rem 0.8em;
}

.main-nav a:hover {
    background-color: var(--hover);
    color: var(--bg);
}

.data-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1rem;
    margin-right: 0.5rem;
}

.data-nav p {
    margin: 0;
}

.language-nav {
    display: flex;
    gap: 0.3rem;
}

.ru-nav,
.en-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 0.4em;
}

.ru-nav:hover,
.en-nav:hover {
    background-color: var(--hover);
    color: var(--bg);
}

.ru-nav.active,
.en-nav.active,
.skills.active {
    background-color: var(--hover);
    color: var(--bg);
}

h1 {
    grid-column: 1 / 3;
    grid-row: 2;
    background-color: var(--hover);
    font-size: clamp(0.85rem, 1vw, 2rem);
    padding-left: 1rem;
    margin: 0;
    color: var(--bg);
    display: flex;
    align-items: center;
}

main {
    grid-column: 1 / 3;
    grid-row: 3 / 5;
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    grid-template-rows: auto 1fr;
    gap: 0;
    font-size: 0.9rem;
    border: 2px solid var(--hover);
    overflow: hidden;
}

.hello-main,
.about-main {
    grid-column: 1;
    padding: 1rem;
    overflow: auto;
}

.tin1 {
    grid-column: 3;
    grid-row: 2 / 5;
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 6px;
}

.thin1 {
    grid-column: 1 / -1;
    grid-row: 5;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 6px;
}

.bottom-main {
    grid-column: 1 / -1;
    grid-row: 5;
}

.alexander-main {
    padding-top: 1.2rem;
    font-size: clamp(1.8rem, 4vw, 3rem);
    padding-left: 0.5rem;
    margin: 0;
}

.security-main {
    font-size: clamp(1.2rem, 2.5vw, 2rem);
    padding-left: clamp(0.8rem, 2.5vw, 2.5rem);
    margin: 0;
    color: var(--accent);
}

.alittle-main {
    font-size: clamp(0.95rem, 1.4vw, 1.1rem);
    padding-left: clamp(0.8rem, 4.2vw, 5rem);
    margin: 0.3rem 0 0;
    max-width: 50ch;
}

.about-main {
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
}

.about-main h2 {
    margin: 0;
    margin-top: 1.2rem;
}

.about-row {
    border-bottom: 1px solid var(--hover);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 0.55rem 0;
    gap: 0.5rem;
}

.about-label {
    color: var(--accent);
}

.terminal {
    grid-column: 2;
    grid-row: 1 / 3;
    margin: 12px 12px 12px 12px;
    border: 1px solid var(--accent);
    background: #141615;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
    contain: size;
}

.terminal-header {
    background: #1f1f1f;
    color: var(--accent);
    font-size: 0.8rem;
    padding: 0.3rem 0.8rem;
    border-bottom: 1px solid var(--accent);
    flex-shrink: 0;
}

.terminal-body {
    flex: 1;
    min-height: 0;
    padding: 0.8rem 1rem;
    overflow-y: auto;
    font-size: 0.9rem;
    line-height: 1.5;
    scrollbar-color: var(--line) #141615;
    scrollbar-width: thin;
}

.terminal-body::-webkit-scrollbar {
    width: 4px;
}

.terminal-body::-webkit-scrollbar-track {
    background: #141615;
}

.terminal-body::-webkit-scrollbar-thumb {
    background: var(--line);
    border-radius: 4px;
}

.terminal-body::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

.terminal-line {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.terminal-promt {
    color: var(--accent);
    flex-shrink: 0;
    white-space: nowrap;
}

.terminal-input {
    flex: 1;
    min-width: 0;
    border: none;
    outline: none;
    background: transparent;
    font: inherit;
    caret-color: var(--accent);
    color: var(--text);
}

.terminal-output {
    white-space: pre-wrap;
}

.terminal-output p {
    margin: 0;
}

.terminal-history-line {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

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

.terminal-result {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.thin1 h2,
.tin1 h2 {
    background-color: var(--panel);
    font-size: clamp(0.8rem, 1vw, 4.5rem);
    padding-left: 1rem;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin-top: 0.5rem;
}

.projects-main,
.certs-main,
.experience-main,
.education-main,
.skills-main {
    border: 2px solid var(--line);
    padding-left: 0.4rem;
    padding-right: 0.4rem;
    padding-bottom: 1rem;
}

.education-more h3,
.experience-more h3,
.projects-more h3,
.skills-more h3,
.certs-more h3 {
    margin: 0;
    margin-top: 1rem;
    color: var(--accent);
    font-size: 1.3rem;
}

.education-more,
.experience-more,
.projects-more,
.skills-more,
.certs-more {
    padding-left: 1rem;
}

.education-more p,
.experience-more p,
.projects-more p,
.skills-more p,
.certs-more p {
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
    margin: 0;
    padding-left: 1rem;
}

.year {
    color: var(--hover);
}

@media (max-width: 1400px) {
    body {
        margin-left: 4rem;
        margin-right: 4rem;
    }
}

@media (max-width: 1100px) {
    body {
        margin-left: 1.5rem;
        margin-right: 1.5rem;
    }

    .scale-wrap {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto auto 1fr auto auto;
    }

    h1 {
        grid-column: 1 / -1;
    }

    main {
        grid-column: 1 / -1;
        grid-row: 3;
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
    }

    .hello-main,
    .about-main {
        grid-column: 1;
    }

    .terminal {
        grid-column: 1;
        grid-row: auto;
        border: 1px solid var(--accent);
        border-top: 1px solid var(--accent);
        min-height: clamp(180px, 30vh, 280px);
        max-height: 40vh;
        margin: 12px;
    }

    .tin1 {
        grid-column: 1 / -1;
        grid-row: 4;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 1fr;
    }

    .thin1 {
        grid-column: 1 / -1;
        grid-row: 5;
        grid-template-columns: 1fr 1fr 1fr;
    }
}

@media (max-width: 700px) {
    body {
        margin: 0;
    }

    .scale-wrap {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        height: auto;
        overflow: visible;
        padding: 4px;
        gap: 4px;
    }

    header,
    h1,
    main,
    .tin1,
    .thin1,
    .bottom-main {
        grid-column: 1;
        grid-row: auto;
    }

    .tin1 {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .thin1 {
        grid-template-columns: 1fr;
    }

    .main-nav {
        flex-direction: column;
        width: 100%;
    }

    .main-nav a {
        padding: 0.6rem 1rem;
    }

    .data-nav {
        width: 100%;
        justify-content: space-between;
        margin: 0.5rem 0 0;
    }

    .alexander-main,
    .security-main,
    .alittle-main {
        padding-left: 0.5rem;
    }

    .about-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }

    .terminal {
        border: 1px solid var(--accent);
        min-height: 160px;
        max-height: 38vh;
        margin: 8px;
    }
}

@media (max-width: 400px) {
    .scale-wrap {
        padding: 2px;
        gap: 3px;
    }

    header {
        font-size: 0.8rem;
    }

    .main-nav a {
        padding: 0.5rem 0.75rem;
    }

    .alexander-main {
        font-size: clamp(1.4rem, 8vw, 2rem);
    }

    .security-main {
        font-size: clamp(1rem, 5vw, 1.4rem);
    }

    .alittle-main {
        font-size: 0.9rem;
    }

    .about-main {
        font-size: 0.95rem;
    }

    .education-more p,
    .experience-more p,
    .projects-more p,
    .skills-more p {
        font-size: 0.95rem;
        padding-left: 0.5rem;
    }

    .education-more h3,
    .experience-more h3,
    .projects-more h3,
    .skills-more h3 {
        font-size: 1.1rem;
    }
}