/* ══════════════════════════════════════════════════
   ABDUL ALI — PORTFOLIO  |  style.css
   Black theme · Gold & Neon accents · Responsive
══════════════════════════════════════════════════ */

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

:root {
  --black:   #050507;
  --black2:  #0a0a10;
  --black3:  #0f0f18;
  --white:   #f4f2ee;
  --white2:  #c8c4bb;
  --gold:    #d4a853;
  --gold2:   #f0c97a;
  --accent:  #5e8fff;
  --neon:    #00e5ff;
  --neon2:   #7b5fff;
  --border:  rgba(212, 168, 83, 0.18);
  --glow:    0 0 18px rgba(212, 168, 83, 0.35);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
}

/* ── SCROLLBAR ────────────────────────────────── */
::-webkit-scrollbar         { width: 3px; }
::-webkit-scrollbar-track   { background: var(--black); }
::-webkit-scrollbar-thumb   { background: var(--gold); border-radius: 4px; }

/* ── CANVAS BACKGROUND ────────────────────────── */
#bg-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── NOISE TEXTURE OVERLAY ────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  background-size: 150px;
  opacity: 0.4;
  pointer-events: none;
  z-index: 1;
}

nav, section, footer {
  position: relative;
  z-index: 2;
}

/* ── NAVBAR ───────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 3rem;
  background: rgba(5, 5, 7, 0.82);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  animation: slideDown 0.8s ease both;
}

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

.logo {
  font-family: 'Syne', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.01em;
}

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

.menu {
  display: flex;
  list-style: none;
  gap: 2.2rem;
  align-items: center;
}

.menu a {
  text-decoration: none;
  color: var(--white2);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: color 0.3s;
  position: relative;
}

.menu a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform 0.3s;
}

.menu a:hover         { color: var(--gold); }
.menu a:hover::after  { transform: scaleX(1); }

/* ── HAMBURGER ────────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1100;
}

.hamburger span {
  display: block;
  width: 26px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.35s ease;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── HOME SECTION ─────────────────────────────── */
.home {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 9rem 2rem 5rem;
  overflow: hidden;
}

.home-badge {
  font-size: 0.68rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.8rem;
  animation: fadeUp 0.9s 0.2s ease both;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.home-badge::before,
.home-badge::after {
  content: '';
  display: block;
  width: 30px; height: 1px;
  background: var(--gold);
  opacity: 0.5;
}

/* Spinning ring around profile photo */
.home-img-wrap {
  position: relative;
  margin-bottom: 2.2rem;
  animation: fadeUp 0.9s 0.35s ease both;
}

.home-img-wrap::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: conic-gradient(var(--gold), var(--neon2), var(--gold));
  animation: spin 6s linear infinite;
  z-index: 0;
}

.home-img-wrap::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  background: var(--black);
  z-index: 1;
}

@keyframes spin { to { transform: rotate(360deg); } }

.home img {
  width: 150px; height: 150px;
  border-radius: 50%;
  object-fit: cover;
  position: relative;
  z-index: 2;
  display: block;
}

.home h2 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 1rem;
  animation: fadeUp 0.9s 0.5s ease both;
  letter-spacing: -0.03em;
}

.home h2 span { color: var(--gold); }

.home h3 {
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white2);
  margin-bottom: 1.5rem;
  animation: fadeUp 0.9s 0.65s ease both;
}

.home p {
  max-width: 520px;
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--white2);
  line-height: 1.95;
  margin-bottom: 2.8rem;
  animation: fadeUp 0.9s 0.8s ease both;
}

.home-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  animation: fadeUp 0.9s 0.95s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── BUTTONS ──────────────────────────────────── */
.btn-primary {
  background: var(--gold);
  color: var(--black);
  border: none;
  padding: 0.85rem 2.2rem;
  font-family: 'Syne', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 50px;
  transition: all 0.35s;
}

.btn-primary:hover {
  background: var(--gold2);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(212, 168, 83, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 0.85rem 2.2rem;
  font-family: 'Syne', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 50px;
  transition: all 0.35s;
}

.btn-outline:hover {
  background: rgba(212, 168, 83, 0.12);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(212, 168, 83, 0.2);
}

.btn-primary a,
.btn-outline a {
  text-decoration: none;
  color: inherit;
}

/* ── SECTION DIVIDER ──────────────────────────── */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0.25;
  margin: 0 8%;
}

/* ── SECTION LABEL & TITLE ────────────────────── */
.section-label {
  font-family: 'Syne', sans-serif;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  margin-bottom: 0.75rem;
}

.section-label::before,
.section-label::after {
  content: '';
  display: block;
  width: 24px; height: 1px;
  background: var(--gold);
  opacity: 0.5;
}

.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.025em;
  text-align: center;
  margin-bottom: 3.5rem;
}

/* ── SKILLS SECTION ───────────────────────────── */
.services {
  padding: 7rem 3rem;
  background: var(--black2);
  text-align: center;
}

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  justify-content: center;
  max-width: 750px;
  margin: 0 auto;
}

.skill-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--white2);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.65rem 1.4rem;
  border-radius: 50px;
  transition: all 0.32s;
  cursor: default;
}

.skill-pill::before {
  content: '◆';
  font-size: 0.45rem;
  color: var(--gold);
  opacity: 0;
  transition: opacity 0.3s;
}

.skill-pill:hover {
  background: rgba(212, 168, 83, 0.1);
  border-color: var(--gold);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212, 168, 83, 0.15);
}

.skill-pill:hover::before { opacity: 1; }

/* ── ABOUT SECTION ────────────────────────────── */
.about {
  padding: 7rem 3rem;
  background: var(--black);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.about-card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  padding: 2rem 1.8rem;
  transition: all 0.35s;
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity 0.35s;
}

.about-card:hover {
  background: rgba(212, 168, 83, 0.06);
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.about-card:hover::before { opacity: 1; }

.about-card-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.about-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 0.75rem;
  letter-spacing: 0.02em;
}

.about-card p {
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--white2);
  line-height: 1.85;
}

/* ── NOTES SECTION ────────────────────────────── */
.notes {
  padding: 7rem 3rem;
  background: var(--black2);
  text-align: center;
}

.notes-subtitle {
  font-size: 0.88rem;
  color: var(--white2);
  font-weight: 300;
  margin-bottom: 3.5rem;
  margin-top: -2rem;
}

.notes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
  max-width: 1000px;
  margin: 0 auto;
}

.note-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 1.6rem 1rem 1.4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  transition: all 0.35s;
  position: relative;
  overflow: visible;
  min-height: 170px;
}

.note-card:hover {
  transform: translateY(-5px);
  background: rgba(0, 229, 255, 0.04);
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: 0 0 18px rgba(0, 229, 255, 0.15);
}

.note-card img {
  width: 56px; height: 56px;
  object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(0, 229, 255, 0.25));
}

.note-card h4 {
  font-family: 'Syne', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
}

/* Glowing neon download button */
.btn-glow {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--neon);
  color: var(--neon);
  padding: 0.5rem 1.1rem;
  font-family: 'Syne', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 50px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.35s;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.2), inset 0 0 10px rgba(0, 229, 255, 0.05);
}

.btn-glow::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--neon);
  opacity: 0;
  transition: opacity 0.35s;
}

.btn-glow:hover {
  color: var(--black);
  box-shadow: 0 0 22px rgba(0, 229, 255, 0.5), 0 0 44px rgba(0, 229, 255, 0.2);
  transform: translateY(-2px);
}

.btn-glow:hover::before { opacity: 1; }

.btn-glow span {
  position: relative;
  z-index: 1;
}

/* ── CONTACT SECTION ──────────────────────────── */
.contact {
  padding: 7rem 3rem;
  background: var(--black);
  text-align: center;
}

.contact-desc {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--white2);
  max-width: 450px;
  margin: -1.5rem auto 2.8rem;
  line-height: 1.85;
}

.btn-contact {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--gold);
  color: var(--black);
  border: none;
  padding: 1rem 2.8rem;
  font-family: 'Syne', sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: 50px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.35s;
}

.btn-contact:hover {
  background: var(--gold2);
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(212, 168, 83, 0.4);
}

.btn-contact svg {
  width: 16px; height: 16px;
}

/* ── FOOTER ───────────────────────────────────── */
footer {
  padding: 2rem 3rem;
  background: var(--black);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.1em;
}

/* ══════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════ */

@media (max-width: 768px) {
  .navbar { padding: 1rem 1.5rem; }

  .hamburger { display: flex; }

  .menu {
    position: fixed;
    top: 0; right: -100%;
    width: 70%; max-width: 300px;
    height: 100vh;
    background: rgba(5, 5, 7, 0.97);
    backdrop-filter: blur(30px);
    border-left: 1px solid var(--border);
    flex-direction: column;
    justify-content: center;
    gap: 2.5rem;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 2rem;
  }

  .menu.open { right: 0; }

  .menu a {
    font-size: 1rem;
    letter-spacing: 0.12em;
  }

  .services,
  .about,
  .notes,
  .contact { padding: 5rem 1.5rem; }

  .home { padding: 8rem 1.5rem 4rem; }

  footer { padding: 1.5rem; }
}

@media (max-width: 480px) {
  .notes-grid       { grid-template-columns: 1fr 1fr; gap: 0.8rem; }
  .note-card        { padding: 1.2rem 0.7rem 1.1rem; min-height: 155px; }
  .note-card img    { width: 44px; height: 44px; }
  .note-card h4     { font-size: 0.68rem; }
  .btn-glow         { padding: 0.45rem 0.9rem; font-size: 0.62rem; letter-spacing: 0.06em; }
  .home-buttons     { flex-direction: column; align-items: center; }
  .about-grid       { grid-template-columns: 1fr; }
}