/*==================== GOOGLE FONTS ====================*/
/* Fraunces: display voice, elegant + a little unexpected. Inter: body voice. Loaded via <link> in index.html */

/*==================== VARIABLES CSS ====================*/
:root {
    --header-height: 4rem;

    /*========== Colors ==========*/
    --bg: #0b0a12;
    --bg-elevated: #15131f;
    --bg-card: #17151f;
    --border-color: rgba(255,255,255,.08);
    --text-color: #cbc8d6;
    --text-color-dim: #8d879d;
    --title-color: #f4f2f9;

    --grad-violet: #8b6bff;
    --grad-pink: #ff6bcb;
    --grad-amber: #ffb454;

    /*========== Font and typography ==========*/
    --font-display: 'Fraunces', serif;
    --font-body: 'Inter', sans-serif;

    --big-font-size: 2.6rem;
    --h1-font-size: 2rem;
    --h2-font-size: 1.6rem;
    --h3-font-size: 1.2rem;
    --normal-font-size: .95rem;
    --small-font-size: .85rem;
    --smaller-font-size: .76rem;

    --font-medium: 500;
    --font-semi-bold: 600;
    --font-bold: 700;

    --mb-0-5: .5rem;
    --mb-0-75: .75rem;
    --mb-1: 1rem;
    --mb-1-5: 1.5rem;
    --mb-2: 2rem;
    --mb-2-5: 2.5rem;
    --mb-3: 3rem;

    --z-fixed: 100;
}

@media screen and (min-width: 968px) {
    :root {
        --big-font-size: 4.2rem;
        --h1-font-size: 2.75rem;
        --h2-font-size: 2rem;
        --h3-font-size: 1.3rem;
        --normal-font-size: 1.05rem;
        --small-font-size: .9rem;
        --smaller-font-size: .8rem;
    }
}

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

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--normal-font-size);
  background-color: var(--bg);
  color: var(--text-color);
  line-height: 1.65;
  position: relative;
}

h1, h2, h3 {
  color: var(--title-color);
  font-weight: var(--font-semi-bold);
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -.01em;
}

ul { list-style: none; }
a { text-decoration: none; }
img { max-width: 100%; height: auto; }
code {
  font-family: 'Inter', sans-serif;
  background: rgba(255,255,255,.07);
  padding: .1rem .4rem;
  border-radius: 4px;
  font-size: .92em;
  color: #d9c9ff;
}

::selection { background: var(--grad-pink); color: #17021a; }

:focus-visible {
  outline: 2px solid var(--grad-pink);
  outline-offset: 3px;
}

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--grad-violet); }

/*==================== AURORA BACKGROUND (signature element) ====================*/
.aurora {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.aurora__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  opacity: .55;
}

.aurora__blob--1 {
  width: 46rem;
  height: 46rem;
  top: -18rem;
  right: -12rem;
  background: radial-gradient(circle at 30% 30%, var(--grad-violet), transparent 70%);
}

.aurora__blob--2 {
  width: 38rem;
  height: 38rem;
  top: 25rem;
  left: -14rem;
  background: radial-gradient(circle at 50% 50%, var(--grad-pink), transparent 70%);
  opacity: .35;
}

.aurora__blob--3 {
  width: 32rem;
  height: 32rem;
  bottom: -10rem;
  right: 10%;
  background: radial-gradient(circle at 50% 50%, var(--grad-amber), transparent 70%);
  opacity: .28;
}

/*==================== GRADIENT TEXT / TAGS ====================*/
.grad-text {
  background: linear-gradient(100deg, var(--grad-violet), var(--grad-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.grad-text--alt {
  background: linear-gradient(100deg, var(--grad-pink), var(--grad-amber));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.grad-tag--violet { background: rgba(139,107,255,.15); color: #c3b2ff; border: 1px solid rgba(139,107,255,.35); }
.grad-tag--pink { background: rgba(255,107,203,.15); color: #ffb0e2; border: 1px solid rgba(255,107,203,.35); }
.grad-tag--amber { background: rgba(255,180,84,.15); color: #ffce93; border: 1px solid rgba(255,180,84,.35); }

/*==================== REUSABLE CSS CLASSES ====================*/
.section {
  padding: 6rem 0 2rem;
}

.section__title {
  font-size: var(--h1-font-size);
  color: var(--title-color);
  margin-bottom: var(--mb-2-5);
  max-width: 20ch;
}

.section__eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--smaller-font-size);
  font-weight: var(--font-semi-bold);
  color: var(--grad-pink);
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: var(--mb-0-75);
}

/*==================== LAYOUT ====================*/
.container {
  max-width: 1080px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--mb-1-5);
  padding-right: var(--mb-1-5);
}

.header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-fixed);
  transition: background-color .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.header.scrolled {
  background-color: rgba(11, 10, 18, .75);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
}

/*==================== NAV ====================*/
.nav {
  height: var(--header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav__logo {
  font-family: var(--font-display);
  font-weight: var(--font-semi-bold);
  color: var(--title-color);
  font-size: 1.15rem;
  letter-spacing: -.01em;
}

.nav__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}
.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--title-color);
  display: block;
}

.nav__close { display: none; }

@media screen and (max-width: 767px) {
  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    background-color: var(--bg-elevated);
    width: 78%;
    height: 100vh;
    padding: 6rem 2rem 2rem;
    transition: right .4s;
    border-left: 1px solid var(--border-color);
    z-index: var(--z-fixed);
  }
  .nav__menu.show-menu { right: 0; }
  .nav__list {
    display: flex;
    flex-direction: column;
    row-gap: 2rem;
  }
  .nav__close {
    display: block;
    position: absolute;
    top: 1.2rem;
    right: 1.5rem;
    font-size: 1.8rem;
    color: var(--title-color);
    cursor: pointer;
  }
}

@media screen and (min-width: 768px) {
  .nav { column-gap: 3rem; }
  .nav__toggle { display: none; }
  .nav__list {
    display: flex;
    column-gap: 2.5rem;
  }
}

.nav__link {
  font-size: var(--small-font-size);
  font-weight: var(--font-medium);
  color: var(--text-color-dim);
  position: relative;
  transition: color .25s;
}
.nav__link::before {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--grad-violet), var(--grad-pink));
  transition: width .25s;
}
.nav__link:hover,
.nav__link.active-link { color: var(--title-color); }
.nav__link.active-link::before,
.nav__link:hover::before { width: 100%; }

/*==================== HOME (hero) ====================*/
.home {
  padding-top: calc(var(--header-height) + 5rem);
  min-height: 92vh;
  display: flex;
  align-items: center;
}

.home__container { max-width: 1080px; }

.home__grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
  margin-bottom: 3rem;
}

@media screen and (min-width: 968px) {
  .home__grid {
    grid-template-columns: 1.15fr .85fr;
    gap: 3.5rem;
  }
}

.home__copy { max-width: 640px; }

.home__portrait {
  position: relative;
  justify-self: center;
  width: 100%;
  max-width: 340px;
}

.home__portrait-glow {
  position: absolute;
  inset: -6%;
  background: linear-gradient(135deg, var(--grad-violet), var(--grad-pink), var(--grad-amber));
  border-radius: 28px;
  filter: blur(38px);
  opacity: .45;
  z-index: 0;
}

.home__portrait-img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 24px;
  border: 1px solid var(--border-color);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,.65);
}

.home__eyebrow {
  display: inline-block;
  font-size: var(--small-font-size);
  font-weight: var(--font-semi-bold);
  color: var(--text-color-dim);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: var(--mb-1-5);
}

.home__title {
  font-size: var(--big-font-size);
  margin-bottom: var(--mb-1-5);
}

.home__description {
  max-width: 52ch;
  font-size: var(--normal-font-size);
  color: var(--text-color-dim);
  margin-bottom: var(--mb-2);
}

.home__buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: var(--mb-3);
}

/*==================== BUTTONS ====================*/
.button {
  display: inline-block;
  font-size: var(--small-font-size);
  font-weight: var(--font-semi-bold);
  background: linear-gradient(100deg, var(--grad-violet), var(--grad-pink));
  color: #17021a;
  padding: .9rem 1.7rem;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: transform .25s, box-shadow .25s;
}
.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px -10px rgba(139,107,255,.55);
}

.button--ghost {
  background: transparent;
  color: var(--title-color);
  border: 1px solid var(--border-color);
}
.button--ghost:hover {
  box-shadow: none;
  border-color: var(--grad-pink);
  transform: translateY(-2px);
}

/*========== HOME STATS ==========*/
.home__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  border-top: 1px solid var(--border-color);
  padding-top: 1.8rem;
}

.home__stat { display: flex; flex-direction: column; gap: .3rem; }

.home__stat-number {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: var(--font-semi-bold);
  color: var(--title-color);
}

.home__stat-label {
  font-size: var(--smaller-font-size);
  color: var(--text-color-dim);
  max-width: 16ch;
}

/*==================== ABOUT ====================*/
.about__layout {
  display: grid;
  gap: 2.2rem;
}

@media screen and (min-width: 968px) {
  .about__layout {
    grid-template-columns: .95fr 1.15fr;
    align-items: start;
  }
}

.about__description {
  font-size: 1.05rem;
  color: var(--text-color);
  max-width: 46ch;
}

.about__cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.about__card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.3rem;
  transition: transform .25s, border-color .25s;
}
.about__card:hover {
  transform: translateY(-3px);
  border-color: rgba(255,255,255,.16);
}

.about__card-tag {
  display: inline-block;
  font-size: var(--smaller-font-size);
  font-weight: var(--font-semi-bold);
  padding: .3rem .7rem;
  border-radius: 100px;
  margin-bottom: .7rem;
}

.about__card p { font-size: var(--small-font-size); color: var(--text-color-dim); }

/*==================== SKILLS (rings) ====================*/
.skills__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 1rem;
  text-align: center;
}

@media screen and (min-width: 768px) {
  .skills__grid { grid-template-columns: repeat(3, 1fr); }
}

.ring__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .8rem;
  position: relative;
}

.ring {
  width: 108px;
  height: 108px;
  transform: rotate(-90deg);
}

.ring__track {
  fill: none;
  stroke: var(--border-color);
  stroke-width: 8;
}

.ring__fill {
  fill: none;
  stroke: url(#ringGradient);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 327;
  stroke-dashoffset: 327;
  transition: stroke-dashoffset 1.3s cubic-bezier(.2,.8,.2,1);
}

.ring__percent {
  position: absolute;
  top: 40px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: var(--font-semi-bold);
  color: var(--title-color);
}

.ring__label {
  font-size: var(--smaller-font-size);
  color: var(--text-color-dim);
  max-width: 14ch;
}

/*==================== PROJECTS ====================*/
.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.4rem;
}

.project__card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  position: relative;
  overflow: hidden;
}
.project__card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--grad-violet), var(--grad-pink), var(--grad-amber));
  opacity: 0;
  transition: opacity .25s;
}
.project__card:hover {
  border-color: rgba(255,255,255,.16);
  transform: translateY(-5px);
  box-shadow: 0 24px 48px -24px rgba(0,0,0,.6);
}
.project__card:hover::before { opacity: 1; }

.project__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 10px;
  font-family: var(--font-display);
  font-weight: var(--font-semi-bold);
  font-size: .95rem;
  margin-bottom: 1rem;
}

.project__title {
  font-size: var(--h3-font-size);
  margin-bottom: .5rem;
  color: var(--title-color);
}

.project__stack {
  font-size: var(--smaller-font-size);
  color: var(--text-color-dim);
  margin-bottom: .9rem;
}

.project__desc {
  font-size: var(--small-font-size);
  color: var(--text-color-dim);
  margin-bottom: 1rem;
}

.project__points {
  font-size: var(--small-font-size);
  color: var(--text-color);
  display: flex;
  flex-direction: column;
  gap: .45rem;
  margin-top: auto;
}
.project__points li { padding-left: 1.1rem; position: relative; }
.project__points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .5em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--grad-pink);
}

/*==================== QUALIFICATION / EDUCATION ====================*/
.qualification__entry {
  display: flex;
  gap: 1.4rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.6rem 1.8rem;
}

.qualification__rule {
  width: 4px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--grad-violet), var(--grad-pink));
  flex-shrink: 0;
}

.qualification__content h3 {
  font-size: var(--h3-font-size);
  margin-bottom: .35rem;
}

.qualification__place {
  display: block;
  font-size: var(--small-font-size);
  font-weight: var(--font-medium);
  color: var(--grad-pink);
  margin-bottom: .35rem;
}

.qualification__status {
  display: block;
  font-size: var(--small-font-size);
  color: var(--text-color-dim);
}

/*==================== CONTACT ME ====================*/
.contact__grid {
  display: grid;
  gap: 2.2rem;
}

@media screen and (min-width: 768px) {
  .contact__grid {
    grid-template-columns: .8fr 1.2fr;
  }
}

.contact__info { display: flex; flex-direction: column; gap: 1.2rem; }

.contact__line {
  display: flex;
  flex-direction: column;
  gap: .25rem;
  font-size: var(--small-font-size);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
}
.contact__key { color: var(--text-color-dim); text-transform: uppercase; font-size: var(--smaller-font-size); letter-spacing: .06em; }
.contact__value { color: var(--title-color); font-size: 1.05rem; }
.contact__value a { color: var(--title-color); }
.contact__value a:hover { color: var(--grad-pink); }

.contact__form { display: flex; flex-direction: column; gap: 1.1rem; }
.contact__form-div { display: flex; flex-direction: column; gap: .4rem; }
.contact__form-tag {
  font-size: var(--smaller-font-size);
  font-weight: var(--font-semi-bold);
  color: var(--text-color-dim);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.contact__form-input {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: .85rem 1rem;
  color: var(--title-color);
  font-family: var(--font-body);
  font-size: var(--small-font-size);
  resize: none;
  transition: border-color .2s;
}
.contact__form-input:focus { border-color: var(--grad-pink); }
.contact__form-input::placeholder { color: var(--text-color-dim); }

.contact__button {
  align-self: flex-start;
  border: none;
}

.contact__form-note {
  font-size: var(--smaller-font-size);
  color: var(--text-color-dim);
}

.contact__form-status {
  font-size: var(--small-font-size);
  min-height: 1.2em;
}
.contact__form-status.is-success { color: #8ee6a8; }
.contact__form-status.is-error { color: #ff9d9d; }

/*==================== FOOTER ====================*/
.footer {
  border-top: 1px solid var(--border-color);
  padding: 2.2rem 0;
  margin-top: 2rem;
}
.footer__container {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  align-items: center;
  text-align: center;
}
.footer__title {
  font-family: var(--font-display);
  font-weight: var(--font-semi-bold);
  color: var(--title-color);
}
.footer__copy {
  font-size: var(--smaller-font-size);
  color: var(--text-color-dim);
}

/*========== SCROLL UP ==========*/
.scrollup {
  position: fixed;
  right: 1.2rem;
  bottom: -30%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  color: var(--title-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 50%;
  z-index: var(--z-fixed);
  transition: .4s;
  text-decoration: none;
}
.scrollup:hover { border-color: var(--grad-pink); }
.show-scroll { bottom: 3rem; }

/*==================== MEDIA QUERIES ====================*/
@media screen and (max-width: 576px) {
  .about__cards { grid-template-columns: 1fr; }
  .home__stats { grid-template-columns: 1fr; gap: 1.2rem; }
}