/* ── RESET & VARIABLES ───────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --r:      #e8133a;
  --rd:     #b50f2c;
  --bg:     #0d0d0d;
  --dark:   #111;
  --card:   #181818;
  --text:   #e5e5e5;
  --muted:  #888;
  --radius: 10px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3 { font-family: 'Playfair Display', serif; }


/* ── NAV ─────────────────────────────────────────── */
nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 6%;
  background: rgba(13,13,13,.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(232,19,58,.15);
  animation: slideDown .6s ease both;
}

nav .logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 900;
  color: #fff;
  text-decoration: none;
}
nav .logo span { color: var(--r); }

nav ul { list-style: none; display: flex; gap: 2rem; }

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  position: relative;
  transition: color .3s;
}
nav a:hover { color: var(--r); }
nav a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 2px;
  background: var(--r);
  transition: width .3s;
}
nav a:hover::after { width: 100%; }


/* ── HERO ────────────────────────────────────────── */
#home {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 6%;
  background: radial-gradient(ellipse at center, #1a0a0a, var(--bg) 65%);
}

#home h1 {
  font-size: clamp(4rem, 11vw, 9rem);
  color: #fff;
  line-height: .95;
  margin-bottom: 1.2rem;
  animation: fadeUp .7s .3s ease both;
}
#home p {
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
  animation: fadeUp .7s .5s ease both;
}

.badge {
  border: 1px solid var(--r);
  color: var(--r);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: .35rem 1.1rem;
  border-radius: 3px;
  margin-bottom: 1.6rem;
  animation: fadeUp .7s .15s ease both;
}


/* ── SECTIONS ────────────────────────────────────── */
section { padding: 5rem 6%; }

#about, #projects, #contact { background: var(--dark); }

.tag {
  display: block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--r);
  margin-bottom: .5rem;
}

h2 { font-size: clamp(2rem, 5vw, 3rem); color: #fff; margin-bottom: .5rem; }
h2 span { color: var(--r); }

.line {
  width: 44px; height: 3px;
  background: var(--r);
  border-radius: 2px;
  margin-bottom: 2.5rem;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232,19,58,.3), transparent);
}


/* ── BUTTON ──────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: .85rem 2.8rem;
  background: var(--r);
  color: #fff;
  border: none;
  border-radius: 4px;
  font-family: 'DM Sans', sans-serif;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: all .3s;
  animation: fadeUp .7s .65s ease both;
}
.btn:hover {
  background: var(--rd);
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(232,19,58,.45);
}


/* ── ABOUT ───────────────────────────────────────── */
.about-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 3rem;
  align-items: start;
}

.about-img-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 0 0 3px var(--r), 0 12px 40px rgba(232,19,58,.25);
}
.about-img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  display: block;
  transition: transform .5s;
}
.about-img-wrap:hover .about-img { transform: scale(1.04); }

.about-text p { color: var(--muted); font-size: .97rem; margin-bottom: 1rem; }
.about-text p strong { color: var(--text); }

.pills { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.2rem; }
.pills span {
  padding: .3rem .85rem;
  border-radius: 3px;
  font-size: .75rem;
  font-weight: 600;
  background: rgba(232,19,58,.08);
  border: 1px solid rgba(232,19,58,.25);
  color: var(--r);
  transition: all .25s;
  cursor: default;
}
.pills span:hover { background: rgba(232,19,58,.2); transform: translateY(-2px); }


/* ── GRID & CARDS ────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.2rem;
}

.card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: var(--radius);
  padding: 1.4rem;
  box-shadow: 0 4px 18px rgba(0,0,0,.35);
  position: relative;
  overflow: hidden;
  transition: transform .3s, border-color .3s, box-shadow .3s;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--r);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s;
}
.card:hover { transform: translateY(-5px); border-color: rgba(232,19,58,.3); box-shadow: 0 12px 30px rgba(232,19,58,.12); }
.card:hover::before { transform: scaleX(1); }

.emoji { font-size: 1.6rem; margin-bottom: .6rem; }
.card h3 { font-size: .88rem; color: var(--r); margin-bottom: .4rem; letter-spacing: .04em; }
.card p  { font-size: .8rem; color: var(--muted); line-height: 1.65; }

.proj h3 { font-size: 1rem; color: #fff; }

.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin: .8rem 0; }
.tags span {
  font-size: .7rem;
  padding: .18rem .55rem;
  border-radius: 3px;
  background: rgba(232,19,58,.08);
  color: #cc2a45;
  border: 1px solid rgba(232,19,58,.2);
  font-weight: 600;
}

.link {
  font-size: .8rem;
  font-weight: 700;
  color: var(--r);
  text-decoration: none;
  letter-spacing: .06em;
  text-transform: uppercase;
  transition: color .25s;
}
.link:hover { color: #ff4060; }


/* ── EDUCATION ───────────────────────────────────── */
.edu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }

.sub {
  font-size: .72rem;
  font-weight: 700;
  color: var(--r);
  text-transform: uppercase;
  letter-spacing: .15em;
  margin-bottom: 1rem;
}

.edu-card {
  background: var(--card);
  border-left: 3px solid var(--r);
  border-radius: var(--radius);
  padding: 1rem 1.3rem;
  margin-bottom: .8rem;
  box-shadow: 0 3px 14px rgba(0,0,0,.35);
  transition: transform .3s;
}
.edu-card:hover { transform: translateX(5px); }
.edu-card span  { display: block; font-size: .75rem; color: var(--r); font-weight: 700; margin-bottom: .2rem; }
.edu-card strong { display: block; color: #fff; font-size: .97rem; }
.edu-card em     { font-style: normal; font-size: .82rem; color: var(--muted); }

.cert-card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: var(--radius);
  padding: 1.4rem;
  display: flex;
  gap: 1rem;
  box-shadow: 0 6px 24px rgba(0,0,0,.4);
  transition: transform .3s, border-color .3s;
}
.cert-card:hover { transform: translateY(-4px); border-color: rgba(232,19,58,.3); }
.cert-card strong { display: block; color: #fff; font-size: .95rem; }
.cert-card em     { display: block; font-style: normal; font-size: .8rem; color: var(--r); margin: .2rem 0 .4rem; }
.cert-card p      { font-size: .78rem; color: var(--muted); }


/* ── CONTACT ─────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }

.contact-links { display: flex; flex-direction: column; gap: .8rem; }

.clink {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .85rem 1.1rem;
  background: var(--card);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: var(--radius);
  text-decoration: none;
  transition: all .3s;
}
.clink:hover { border-color: var(--r); transform: translateX(5px); }
.clink span  { font-size: 1.2rem; }
.clink small { display: block; font-size: .68rem; color: var(--r); text-transform: uppercase; letter-spacing: .12em; font-weight: 700; }
.clink p     { font-size: .88rem; color: var(--text); margin: 0; }

.form-box {
  background: var(--card);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: 0 6px 24px rgba(0,0,0,.4);
}
.form-box h3 { color: #fff; font-size: 1.1rem; margin-bottom: 1.2rem; }

.form-box label {
  display: block;
  font-size: .7rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: .8rem;
}

.form-box input,
.form-box textarea {
  display: block;
  width: 100%;
  margin-top: .3rem;
  padding: .65rem .9rem;
  background: var(--bg);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 6px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: .9rem;
  outline: none;
  resize: vertical;
  transition: border-color .3s;
}
.form-box textarea { height: 90px; }
.form-box input:focus,
.form-box textarea:focus { border-color: var(--r); }

.form-box .btn { width: 100%; margin-top: .8rem; text-align: center; animation: none; }


/* ── FOOTER ──────────────────────────────────────── */
footer {
  background: #090909;
  border-top: 1px solid rgba(232,19,58,.15);
  padding: 1.8rem 6%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
footer p   { font-size: .8rem; color: var(--muted); }
footer div { display: flex; gap: 1.5rem; }
footer a {
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  text-decoration: none;
  transition: color .25s;
}
footer a:hover { color: var(--r); }


/* ── ANIMATIONS ──────────────────────────────────── */
.about-layout, .grid, .edu-grid, .contact-grid { animation: fadeIn .8s ease both; }

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(35px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}


/* ── HAMBURGER (CSS-only, no JS) ─────────────────── */
.menu-toggle { display: none; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1100;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .3s, opacity .3s, width .3s;
  transform-origin: center;
}

/* Bars animate → X when checked */
.menu-toggle:checked ~ .hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle:checked ~ .hamburger span:nth-child(2) { opacity: 0; width: 0; }
.menu-toggle:checked ~ .hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }


/* ── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 900px) {
  .about-layout,
  .edu-grid,
  .contact-grid { grid-template-columns: 1fr; }

  .about-img-wrap { max-width: 280px; margin: 0 auto; }
}

@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; }
  footer { flex-direction: column; text-align: center; }
  footer div { justify-content: center; }

  /* Show hamburger icon */
  .hamburger { display: flex; }

  /* Slide-in mobile menu panel */
  .nav-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    position: fixed;
    top: 0; right: 0;
    width: 70vw;
    max-width: 280px;
    height: 100vh;
    background: rgba(13,13,13,.98);
    backdrop-filter: blur(16px);
    border-left: 1px solid rgba(232,19,58,.2);
    padding-top: 5rem;
    transform: translateX(100%);
    transition: transform .35s ease;
    z-index: 1050;
  }

  .menu-toggle:checked ~ .nav-links { transform: translateX(0); }

  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 1rem 2rem;
    font-size: .9rem;
    border-bottom: 1px solid rgba(255,255,255,.05);
  }
  .nav-links a::after { display: none; }

  section { padding: 3.5rem 5%; }
}