/* =========================================
   1. IMPORT FONT & GLOBAL VARIABLES
========================================= */

@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --cream: #fbf9ef;
    --paper: #fffef8;
    --ink: #25272b;
    --blue: #176bb4;
    --sky: #39addd;
    --line: #d9d8cf;
    --muted: #727782;

    --mono: 'DM Mono', monospace;
    --sans: 'DM Sans', Arial, sans-serif;
}

/* =========================================
   2. RESET & GENERAL STYLE
========================================= */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    margin: 0;
    background: var(--cream);
    color: var(--ink);
    font-family: var(--sans);
}

a {
    color: inherit;
    text-decoration: none;
}

.section {
    padding: 50px 5.5% 50px;
    border-bottom: none;
}

.kicker {
    display: flex;
    justify-content: space-between;
    gap: 15px;

    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);

    color: var(--blue);
    font: 10px var(--mono);
    letter-spacing: 1px;
}

.kicker span:last-child {
    color: var(--muted);
    text-align: right;
}

.heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 30px;

    margin: 35px 0 28px;
}

.heading h2,
.contact h2 {
    margin: 0;
    font-size: clamp(48px, 7vw, 85px);
    line-height: 0.9;
    letter-spacing: -5px;
}

.heading p {
    max-width: 310px;
    color: var(--muted);
    font: 12px/1.7 var(--mono);
}

em {
    color: var(--blue);
    font-style: normal;
}

/* =========================================
   3. NAVIGATION BAR
========================================= */

.header {
    position: sticky;
    top: 0;
    z-index: 20;

    display: flex;
    align-items: center;
    gap: 28px;

    height: 76px;
    padding: 0 5.5%;

    background: rgba(251, 249, 239, 0.97);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(10px);
}

.logo {
    color: var(--blue);
    font-size: 25px;
    font-weight: 800;
    letter-spacing: -2px;
}

nav {
    display: flex;
    gap: 5px;
    padding: 5px;

    border-radius: 30px;
    background: #eeece5;
}

nav a {
    padding: 11px 14px;
    border-radius: 24px;

    font-size: 12px;
    font-weight: 700;
}

nav a:hover,
nav a.active {
    background: var(--blue);
    color: white;
}

.edition {
    margin-left: auto;
    color: var(--blue);
    font: 10px var(--mono);
    letter-spacing: 1px;
}

#menu {
    display: none;
}

/* =========================================
   4. ABOUT SECTION
========================================= */

.about {
    min-height: 630px;
    padding-top: 70px;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 7%;

    padding: 55px 0 38px;
}

.eyebrow,
.caption {
    color: var(--blue);
    font: 11px var(--mono);
    letter-spacing: 1.5px;
}

h1 {
    margin: 10px 0 20px;

    font-size: clamp(65px, 9vw, 125px);
    font-weight: 800;
    line-height: 0.83;
    letter-spacing: -8px;
}

.lead {
    max-width: 480px;

    font-size: 21px;
    font-weight: 700;
    line-height: 1.35;
}

.copy {
    max-width: 490px;

    color: #626873;
    font-size: 14px;
    line-height: 1.8;
}

.button {
    display: inline-flex;
    align-items: center;
    gap: 28px;

    margin-top: 18px;
    padding: 14px 20px;

    border-radius: 30px;
    background: var(--ink);
    color: white;

    font-size: 12px;
    font-weight: 700;
}

.button b {
    color: var(--sky);
    font-size: 18px;
}

/* Profile Photo */

.photo-wrap {
    width: 100%;
    max-width: 340px;
    justify-self: end;
}

.photo {
    width: 100%;
    aspect-ratio: 3 / 4;
    padding: 10px;

    border: 1px solid #d5dbe0;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 16px 40px rgba(37, 39, 43, .12);
}

.photo img {
    display: block;
    width: 100%;
    height: 100%;

    border-radius: 10px;
    filter: brightness(.92);
    object-fit: cover;
}

.caption {
    text-align: right;
}

.meta {
    display: flex;
    justify-content: space-between;

    padding-top: 15px;
    border-top: 1px solid var(--line);

    color: var(--muted);
    font: 10px var(--mono);
}


/* =========================================
   5. PROJECTS SECTION
========================================= */
/* PROJECT TABS */
.tabs {
    display: flex;
    align-items: stretch;
    gap: 8px;

    width: 100%;
    margin-top: 25px;
}

.tab {
    flex: 0 1 175px;
    min-width: 0;
    padding: 13px 18px;

    border: 1px solid #d8dce0;
    border-radius: 10px 10px 0 0;

    background: rgba(255, 255, 255, .35);
    color: var(--muted);

    font: 700 12px var(--sans);
    text-align: left;

    cursor: pointer;
    transition: .25s ease;
}

.tab:hover:not(.active) {
    background: rgba(23, 107, 180, .07);
    color: var(--ink);
}

.tab.active {
    background: var(--blue);
    border-color: var(--blue);
    color: white;
}

/* PROJECT PANEL */
.project {
    display: block;

    width: 100%;

    margin: 0;
    padding: 34px 38px;

    background: linear-gradient(135deg, var(--paper), #f5faff);
    color: var(--ink);

    border: 1px solid #d8dce0;
    border-top: 2px solid var(--blue);
    border-radius: 0 12px 12px 12px;
}

/* PROJECT CONTENT */
.project-copy {
    width: 100%;
    max-width: 850px;
}

.project-type {
    display: inline-block;
    margin-bottom: 10px;

    color: var(--blue);
    font: 10px var(--mono);
    letter-spacing: 1px;
}

.project-copy h3 {
    margin: 8px 0 5px;

    color: var(--ink);
    font-size: 38px;
    letter-spacing: -1.5px;
}

.project-copy h4 {
    margin: 0 0 16px;

    color: var(--blue);
    font-size: 15px;
    line-height: 1.5;
}

.project-copy p,
.project-copy ul {
    color: #626873;
    font-size: 13px;
    line-height: 1.8;
}

.project-copy p {
    margin: 14px 0;
}

.project-copy ul {
    margin: 14px 0;
    padding-left: 18px;
}

.project-copy li {
    margin-bottom: 6px;
}

/* TECHNOLOGY TAGS */
.tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;

    margin: 20px 0 12px;
}

.tech span {
    padding: 7px 11px;

    border: 1px solid rgba(23, 107, 180, .14);
    border-radius: 20px;

    background: #eaf3fa;
    color: #22577e;

    font: 10px var(--mono);
}

/* GITHUB LINK */
.project-github {
    display: inline-flex;
    align-items: center;
    gap: 9px;

    margin-top: 12px;
    padding: 10px 14px;

    border: 1px solid var(--blue);
    border-radius: 24px;

    color: var(--blue);
    font-size: 12px;
    font-weight: 700;

    transition: .2s ease;
}

.project-github:hover {
    background: var(--blue);
    color: white;
}

.project-github svg {
    width: 17px;
    height: 17px;
    fill: currentColor;
}

/* TABLET */
@media (max-width: 900px) {
    .project {
        padding: 30px;
    }
}

/* MOBILE */
@media (max-width: 650px) {
    .tabs {
        gap: 3px;
    }

    .tab {
        flex: 1;
        padding: 12px 8px;
        font-size: 11px;
        text-align: center;
    }

    .project {
        padding: 24px 18px;
    }

    .project-copy h3 {
        font-size: 32px;
    }

    .project-copy h4 {
        font-size: 14px;
    }
}

/* =========================================
   6. SKILLS SECTION
========================================= */

.skill-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.skill-grid article {
    min-height: 195px;
    padding: 22px;

    border: 1px solid #d8dce0;
    border-radius: 12px;

    background: rgba(255, 255, 255, .51);
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease, background .25s ease;
}

.skill-grid small,
.timeline article > small,
.education small {
    color: var(--blue);
    font: 10px var(--mono);
}

.skill-grid h3 {
    margin: 30px 0 12px;
    font-size: 18px;
}

.skill-grid p {
    color: #626873;
    font-size: 12px;
    line-height: 1.9;
}

/* =========================================
   7. EXPERIENCE SECTION
========================================= */

.timeline {
    margin-top: 38px;
    border-top: 1px solid var(--line);
}

.timeline article {
    position: relative;
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 25px;

    padding: 26px 0 26px 14px;
    border-bottom: 1px solid var(--line);
}

.timeline article::before,
.achievement article::before {
    position: absolute;
    top: 50%;
    left: 0;

    width: 2px;
    height: 36%;
    border-radius: 2px;

    background: var(--blue);
    content: "";
    opacity: 0;
    transform: translateY(-50%) scaleY(.5);
    transition: opacity .2s ease, transform .2s ease;
}

.timeline article > *,
.achievement article > * {
    transition: transform .2s ease;
}

.timeline h3 {
    margin: 0 0 5px;
    font-size: 19px;
}

.timeline b {
    color: var(--blue);
    font-size: 12px;
}

.timeline ul {
    margin: 10px 0 0;
    padding-left: 18px;

    color: #626873;
    font-size: 12px;
    line-height: 1.8;
}

/* =========================================
   8. ACHIEVEMENTS SECTION
========================================= */

.achievement {
    border-top: 1px solid var(--line);
}

.achievement article {
    position: relative;
    display: grid;
    grid-template-columns: 45px 1fr auto;
    align-items: center;
    gap: 18px;

    padding: 22px 5px 22px 14px;
    border-bottom: 1px solid var(--line);
}

.achievement small {
    color: var(--blue);
    font: 11px var(--mono);
}

.achievement h3 {
    margin: 0 0 5px;
    font-size: 16px;
}

.achievement p {
    margin: 0;
    color: var(--muted);
    font-size: 12px;
}

.achievement b {
    color: var(--blue);
    font: 10px var(--mono);
}

/* =========================================
   9. EDUCATION SECTION
========================================= */

.education {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;

    margin-top: 35px;
    background: rgba(255, 255, 255, 0.3);
}

.education article {
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.3);
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease, background .25s ease;
}

.education h3 {
    margin: 20px 0 8px;
    font-size: 21px;
}

.education p {
    color: var(--muted);
    font-size: 13px;
    line-height: 1.7;
}

/* =========================================
   10. CONTACT SECTION
========================================= */

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

    padding-top: 45px;
}

.contact h2 {
    font-size: clamp(46px, 6vw, 78px);
}

.contact-grid > div:first-child p {
    max-width: 390px;
    color: var(--muted);
    line-height: 1.7;
}

/* Contact Card */

.contact-card {
    padding: 25px 28px;

    border-radius: 14px;
    background: var(--ink);
    color: white;
    transition: transform .25s ease, box-shadow .25s ease;
}

@media (hover: hover) and (pointer: fine) {
    .timeline article:hover,
    .achievement article:hover {
        --row-hover-offset: 4px;
    }

    .timeline article:hover::before,
    .achievement article:hover::before {
        opacity: .8;
        transform: translateY(-50%) scaleY(1);
    }

    .timeline article:hover > *,
    .achievement article:hover > * {
        transform: translateX(var(--row-hover-offset));
    }

    .skill-grid article:hover,
    .education article:hover,
    .contact-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 18px 36px rgba(37, 39, 43, .16);
    }

    .skill-grid article:hover,
    .education article:hover {
        border-color: rgba(23, 107, 180, .35);
        background: rgba(255, 255, 255, .68);
    }

    .skill-grid article:hover {
        background: rgba(255, 255, 255, .78);
    }
}

@media (prefers-reduced-motion: reduce) {
    .timeline article::before,
    .achievement article::before,
    .timeline article > *,
    .achievement article > *,
    .skill-grid article,
    .education article,
    .contact-card {
        transition: none;
    }
}

.contact-card a {
    display: grid;
    grid-template-columns: 90px 1fr 20px;
    align-items: center;
    gap: 10px;

    padding: 17px 0;
    border-bottom: 1px solid #55565a;
}

.contact-card a:last-child {
    border: 0;
}

.contact-card small {
    color: #9dcfec;
    font: 9px var(--mono);
    letter-spacing: 1px;
}

.contact-card b {
    font-size: 12px;
    font-weight: 500;
    overflow-wrap: anywhere;
}

.contact-card i {
    color: var(--sky);
    font-style: normal;
}

/* =========================================
   11. FOOTER
========================================= */

footer {
    display: flex;
    justify-content: space-between;

    padding: 22px 5.5%;

    color: var(--muted);
    font: 9px var(--mono);
    letter-spacing: 0.5px;
}

/* =========================================
   12. TABLET RESPONSIVE
========================================= */

@media (max-width: 900px) {

    .header {
        gap: 14px;
        padding: 0 4%;
    }

    nav a {
        padding: 10px 8px;
        font-size: 11px;
    }

    .edition {
        display: none;
    }

    .section {
        padding-left: 4%;
        padding-right: 4%;
    }

    .skill-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* =========================================
   13. MOBILE RESPONSIVE
========================================= */

@media (max-width: 650px) {

    html {
        scroll-padding-top: 70px;
    }

    /* Navbar */

    .header {
        height: 66px;
        justify-content: space-between;
    }

    #menu {
        display: block;

        border: 0;
        background: none;
        color: var(--blue);

        font-size: 22px;
    }

    nav {
        display: none;

        position: absolute;
        top: 65px;
        left: 0;
        right: 0;

        flex-wrap: wrap;
        padding: 12px 4%;

        border-radius: 0;
        border-bottom: 1px solid var(--line);
        background: var(--cream);
    }

    nav.open {
        display: flex;
    }

    nav a {
        padding: 10px 12px;
    }

    /* General */

    .section {
        padding-top: 58px;
        padding-bottom: 58px;
    }

    .kicker {
        font-size: 8px;
    }

    .kicker span:last-child {
        max-width: 45%;
    }

    /* About */

    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;

        padding: 40px 0 25px;
    }

    h1 {
        font-size: clamp(68px, 19vw, 100px);
        letter-spacing: -5px;
    }

    .lead {
        font-size: 18px;
    }

    .photo-wrap {
        max-width: 280px;
        justify-self: center;
    }

    .meta {
        gap: 12px;
        font-size: 8px;
    }

    /* Headings */

    .heading {
        display: block;
        margin: 28px 0 22px;
    }

    .heading h2 {
        font-size: 58px;
    }

    .heading p {
        margin-top: 15px;
    }

    /* Projects */

    .tabs {
        gap: 5px;
    }

    .tab {
        min-width: 0;
        flex: 1;
        padding: 14px 10px;
        font-size: 11px;
    }

    .tab small {
        display: none;
    }

    /* Skills */

    .skill-grid {
        gap: 8px;
    }

    .skill-grid article {
        min-height: 170px;
        padding: 15px;
    }

    .skill-grid h3 {
        margin-top: 24px;
        font-size: 15px;
    }

    .skill-grid p {
        font-size: 11px;
    }

    /* Experience */

    .timeline article {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    /* Achievements */

    .achievement article {
        grid-template-columns: 25px 1fr;
        gap: 12px;
    }

    .achievement b {
        grid-column: 2;
    }

    /* Education & Contact */

    .education,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .contact h2 {
        font-size: 54px;
    }

    .contact-card {
        padding: 15px 18px;
    }

    .contact-card a {
        grid-template-columns: 75px 1fr 15px;
    }

    /* Footer */

    footer {
        flex-direction: column;
        gap: 10px;

        font-size: 8px;
    }
}