/* ============================================================
   Muhammad Abbas — Portfolio Stylesheet
   File: css/style.css
   ============================================================ */

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

:root {
  --cream:      #F7F4EE;
  --ink:        #1A1714;
  --ink-soft:   #4A4540;
  --ink-muted:  #8A8278;
  --gold:       #C9A84C;
  --gold-light: #E8D49A;
  --gold-pale:  #F5EDD4;
  --rule:       #D9D3C7;
  --white:      #FFFFFF;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--cream);
  color: var(--ink);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── NAVIGATION ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 3rem;
  background: rgba(247, 244, 238, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 0.5px solid var(--rule);
}

.nav-logo {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--gold);
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding-top: 80px;
}

.hero-left {
  padding: 8rem 4rem 6rem 6rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 0.5px solid var(--rule);
}

.hero-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 2rem;
}

.hero-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(3.5rem, 6vw, 5.5rem);
  font-weight: 300;
  line-height: 1.05;
  margin-bottom: 0.5rem;
}

.hero-name em {
  font-style: italic;
  color: var(--ink-soft);
}

.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.35rem;
  font-weight: 300;
  color: var(--ink-soft);
  letter-spacing: 0.04em;
  margin-bottom: 2.5rem;
  font-style: italic;
}

.hero-desc {
  font-size: 0.9rem;
  color: var(--ink-soft);
  max-width: 36ch;
  line-height: 1.8;
  margin-bottom: 3rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ── BUTTONS ── */
.btn-primary {
  padding: 0.8rem 2.2rem;
  background: var(--ink);
  color: var(--cream);
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--gold);
  transform: translateY(-1px);
}

.btn-ghost {
  padding: 0.8rem 2.2rem;
  background: transparent;
  color: var(--ink);
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  border: 0.5px solid var(--ink);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  display: inline-block;
}

.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ── HERO RIGHT / PHOTO ── */
.hero-right {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-end;
  padding: 8rem 6rem 6rem 4rem;
  position: relative;
}

.hero-photo-frame {
  width: 340px;
  height: 420px;
  background: var(--ink);
  position: relative;
  overflow: hidden;
}

.hero-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  filter: grayscale(20%) contrast(1.05);
}

.photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #2A2520;
}

.photo-initials {
  font-family: 'Cormorant Garamond', serif;
  font-size: 5rem;
  font-weight: 300;
  color: rgba(201, 168, 76, 0.4);
  letter-spacing: 0.1em;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.hero-stat {
  text-align: right;
}

.hero-stat-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
}

.hero-stat-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

/* ── SECTION WRAPPER ── */
section {
  padding: 7rem 6rem;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-header {
  display: flex;
  align-items: baseline;
  gap: 2rem;
  margin-bottom: 4rem;
  padding-bottom: 1.5rem;
  border-bottom: 0.5px solid var(--rule);
}

.section-num {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  color: var(--gold);
  letter-spacing: 0.16em;
}

.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 300;
  line-height: 1.1;
}

/* ── ABOUT ── */
#about {
  background: var(--white);
  border-top: 0.5px solid var(--rule);
  border-bottom: 0.5px solid var(--rule);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
}

.about-bio p {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-bottom: 1.2rem;
  line-height: 1.85;
}

.about-info {
  border-left: 0.5px solid var(--rule);
  padding-left: 3rem;
}

.info-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.85rem 0;
  border-bottom: 0.5px solid var(--rule);
}

.info-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.info-value {
  font-size: 0.9rem;
  color: var(--ink);
}

/* ── SKILLS ── */
#skills {
  background: var(--cream);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.skill-card {
  background: var(--white);
  border: 0.5px solid var(--rule);
  padding: 1.75rem 1.75rem 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
}

.skill-card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.skill-name {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 1rem;
}

.skill-bar-track {
  height: 2px;
  background: var(--rule);
  margin-bottom: 0.5rem;
  position: relative;
  overflow: hidden;
}

.skill-bar-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: var(--gold);
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0;
}

.skill-pct {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  color: var(--ink-muted);
  letter-spacing: 0.1em;
}

/* ── EXPERIENCE ── */
#experience {
  background: var(--white);
  border-top: 0.5px solid var(--rule);
}

.exp-timeline {
  position: relative;
  padding-left: 2.5rem;
}

.exp-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0.5px;
  background: var(--rule);
}

.exp-item {
  position: relative;
  margin-bottom: 4.5rem;
  padding-left: 2rem;
}

.exp-item:last-child {
  margin-bottom: 0;
}

.exp-dot {
  position: absolute;
  left: -2.85rem;
  top: 0.35rem;
  width: 10px;
  height: 10px;
  border: 0.5px solid var(--gold);
  background: var(--cream);
  transform: rotate(45deg);
}

.exp-period {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.exp-role {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--ink);
  line-height: 1.2;
}

.exp-company {
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.exp-category {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 1.25rem 0 0.6rem;
}

.exp-list {
  list-style: none;
  padding: 0;
}

.exp-list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.88rem;
  color: var(--ink-soft);
  line-height: 1.75;
  margin-bottom: 0.6rem;
}

.exp-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-size: 0.75rem;
  top: 0.15em;
}

/* ── EDUCATION ── */
#education {
  background: var(--cream);
}

.edu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.edu-card {
  background: var(--white);
  border: 0.5px solid var(--rule);
  padding: 2rem;
  transition: border-color 0.2s;
}

.edu-card:hover {
  border-color: var(--gold);
}

.edu-period {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.edu-degree {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 0.25rem;
}

.edu-field {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
}

.edu-school {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

/* ── CONTACT ── */
#contact {
  background: var(--ink);
  color: var(--cream);
  border-top: 0.5px solid #333;
}

#contact .section-title {
  color: var(--cream);
}

#contact .section-num {
  color: var(--gold);
}

#contact .section-header {
  border-color: #333;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
}

.contact-info .info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1.75rem;
  border-bottom: 0.5px solid #2A2520;
}

.info-icon {
  width: 36px;
  height: 36px;
  border: 0.5px solid #3A3530;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-icon svg {
  width: 16px;
  height: 16px;
  stroke: var(--gold);
  fill: none;
  stroke-width: 1.5;
}

.contact-detail-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #665E58;
  margin-bottom: 0.25rem;
}

.contact-detail-value {
  color: var(--cream);
  font-size: 0.9rem;
}

/* ── CONTACT FORM ── */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: #0F0D0A;
  border: 0.5px solid #2A2520;
  color: var(--cream);
  padding: 0.9rem 1rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  outline: none;
  transition: border-color 0.2s;
  resize: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #554E47;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold);
}

.btn-send {
  padding: 0.9rem 2.5rem;
  background: var(--gold);
  color: var(--ink);
  border: none;
  cursor: pointer;
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  align-self: flex-start;
  transition: opacity 0.2s, transform 0.15s;
}

.btn-send:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

/* ── FOOTER ── */
footer {
  background: #0A0806;
  padding: 2rem 6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 0.5px solid #1A1512;
}

.footer-copy {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: #554E47;
  text-transform: uppercase;
}

/* ── SCROLL REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  #hero {
    grid-template-columns: 1fr;
  }

  .hero-right {
    display: none;
  }

  .hero-left {
    padding: 7rem 2.5rem 4rem;
  }

  section {
    padding: 5rem 2.5rem;
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-info {
    border-left: none;
    border-top: 0.5px solid var(--rule);
    padding-left: 0;
    padding-top: 2rem;
  }

  .skills-grid,
  .edu-grid {
    grid-template-columns: 1fr 1fr;
  }

  nav {
    padding: 1rem 2rem;
  }

  .nav-links {
    gap: 1.5rem;
  }

  footer {
    padding: 2rem 2.5rem;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 560px) {
  .skills-grid,
  .edu-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    gap: 1rem;
  }

  .nav-links a {
    font-size: 0.6rem;
  }
}