/* Base Styles */
:root {
  --bg: #0a1226;
  --surface: #0f172a;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --gold: #ffd21e;
  --card: #111827;
  --card-2: #0b1221;
  --ring: rgba(255, 210, 30, 0.35);
  --max-w: 1400px;
  --radius: 12px;
  --shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, 
               "Apple Color Emoji", "Segoe UI Emoji";
  background: linear-gradient(180deg, var(--bg), #07101f 60%, #050b18);
  color: var(--text);
  line-height: 1.6;
}

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

a {
  color: var(--gold);
  text-decoration: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* Layout Components */
.container {
  width: min(96vw, var(--max-w));
  margin-inline: auto;
  padding-inline: clamp(12px, 2vw, 24px);
  padding-top: 0;
  padding-bottom: 0;
}

/* Header & Navigation */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.brand .logo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: radial-gradient(120% 120% at 20% 20%, #1f2a44 0%, #0f172a 60%);
  border: 1px solid rgba(148, 163, 184, 0.25);
  display: grid;
  place-items: center;
  color: var(--gold);
  font-weight: 800;
}

nav ul {
  display: flex;
  gap: 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text);
  opacity: 0.9;
  padding: 0.4rem 0.6rem;
  border-radius: 0.5rem;
}

nav a:hover {
  background: rgba(148, 163, 184, 0.1);
}

nav a[aria-current="true"] {
  color: #111827;
  background: rgba(255, 210, 30, 0.9);
  box-shadow: inset 0 0 0 1px rgba(17, 24, 39, 0.3);
}

.menu-btn {
  display: none;
  background: transparent;
  border: 0;
  color: var(--text);
  font-size: 1.25rem;
}

@media (max-width: 900px) {
  nav ul {
    display: none;
    position: absolute;
    right: 1rem;
    top: 64px;
    background: var(--surface);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 0.75rem;
    box-shadow: var(--shadow);
    padding: 0.5rem;
    width: min(92vw, 360px);
    flex-direction: column;
  }
  
  nav ul.open {
    display: flex;
  }
  
  .menu-btn {
    display: inline-flex;
  }
}

/* Section Styling */
section {
  scroll-margin-top: 84px;
  padding: 56px 0;
}

.section-header {
  margin-bottom: 1.1rem;
}

.eyebrow {
  color: var(--gold);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(1.6rem, 2.2vw + 1rem, 2.5rem);
  line-height: 1.2;
  margin: 0.25rem 0 0.4rem;
}

h2 {
  font-size: clamp(1.1rem, 1.1vw + 1rem, 1.6rem);
  margin: 0 0 0.25rem;
  line-height: 1.3;
}

p {
  color: var(--muted);
  margin: 0;
}

/* Hero Section */
.hero {
  padding: 76px 0 60px;
  background:
    radial-gradient(900px 540px at 100% -120px, rgba(255, 210, 30, 0.1), transparent 70%),
    radial-gradient(800px 450px at -200px 0px, rgba(59, 130, 246, 0.05), transparent 70%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent);
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.hero .container {
  width: min(98vw, var(--max-w));
}

.hero-grid {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 0.85fr 1.15fr;
  }
}

.lead {
  font-size: 1.02rem;
  max-width: 62ch;
}

/* Buttons & CTAs */
.cta {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-top: 0.85rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  border: 1px solid rgba(148, 163, 184, 0.35);
  padding: 0.55rem 0.85rem;
  border-radius: 0.6rem;
  color: #fff;
  background: #EAA64D; /* red */
  transition: transform 0.15s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 210, 30, 0.5);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
}

.btn.primary {
  background: linear-gradient(180deg, var(--gold), #e3bd1f);
  color: #111827;
  border-color: transparent;
}

.btn.primary:hover {
  box-shadow: 0 8px 18px rgba(255, 210, 30, 0.3);
}

.btn.loading {
  opacity: 0.8;
  pointer-events: none;
}

.btn .spinner {
  width: 16px;
  height: 16px;
  border-radius: 999px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  display: inline-block;
  animation: spin 0.8s linear infinite;
}

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

/* Hero Art */
.hero-art {
  border-radius: 14px;
  background: linear-gradient(180deg, #0e152a, #0a1020);
  border: 1px solid rgba(148, 163, 184, 0.18);
  padding: 0.6rem;
  box-shadow: var(--shadow);
  max-width: 520px;
  margin-inline: auto;
}

.hero-art img {
  border-radius: 0.55rem;
}

/* About Section */
.about {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
}

.about-grid {
  display: grid;
  gap: 1.25rem;
  align-items: center;
}

.about-text {
  order: 2;
}

.portrait {
  order: 1;
}

@media (min-width: 900px) {
  .about-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }
  
  .about-text {
    order: 1;
  }
  
  .portrait {
    order: 2;
  }
}

.portrait {
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: linear-gradient(180deg, #0d1428, #0b1221);
  padding: 0.5rem;
  box-shadow: var(--shadow);
  max-width: 420px;
  margin-inline: auto;
}

@media (min-width: 900px) {
  .portrait {
    max-width: 400px;
  }
}

.portrait img {
  border-radius: 0.5rem;
  aspect-ratio: 1/1;
  object-fit: cover;
}

/* Skills Grid */
.skills-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 700px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1000px) {
  .skills-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.skill-card {
  background: var(--card);
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 0.9rem;
  padding: 1rem;
  min-height: 200px;
  box-shadow: var(--shadow);
}

.skill-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.5rem;
}

.chip {
  display: inline-block;
  background: rgba(148, 163, 184, 0.12);
  border: 1px solid rgba(148, 163, 184, 0.22);
  color: var(--text);
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  font-size: 0.85rem;
  margin: 0.2rem 0.25rem 0.2rem 0;
}

/* Projects Grid */
.projects-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 800px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project {
  background: var(--card-2);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 0.9rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}

.project .body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.stack span {
  font-size: 0.82rem;
  background: rgba(255, 210, 30, 0.15);
  color: #111;
  border: 1px solid rgba(255, 210, 30, 0.35);
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
}

.actions {
  display: flex;
  gap: 0.5rem;
  margin-top: auto;
}

/* Achievements */
.achievements {
  display: grid;
  gap: 0.75rem;
}

.achievements li {
  list-style: none;
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: rgba(255, 210, 30, 0.18);
  color: #111;
}

/* Contact Section */
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0.5rem 0 1rem;
}

.icon-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(148, 163, 184, 0.12);
  border: 1px solid rgba(148, 163, 184, 0.22);
  color: #fff;
  padding: 0.5rem 0.7rem;
  border-radius: 0.6rem;
}

/* Form Styles */
form {
  display: grid;
  gap: 1rem;
  max-width: 780px;
}

.form-row {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 700px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

label {
  font-weight: 600;
}

input,
textarea,
select {
  background: #0c1429;
  border: 1px solid rgba(148, 163, 184, 0.25);
  color: #fff;
  border-radius: 0.6rem;
  padding: 0.65rem 0.75rem;
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--ring);
}

textarea {
  resize: vertical;
}

.help {
  color: #9ca3af;
  font-size: 0.9rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.error {
  color: #fecaca;
  font-size: 0.92rem;
}

.hidden {
  display: none;
}

[aria-invalid="true"] {
  border-color: #fca5a5;
  box-shadow: 0 0 0 3px rgba(252, 165, 165, 0.2);
}

.consent {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}

.consent input {
  margin-top: 0.2rem;
}

/* Alerts */
.alert {
  border: 1px solid;
  border-radius: 0.6rem;
  padding: 0.6rem 0.8rem;
  font-weight: 600;
}

.alert-success {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.4);
  color: #a7f3d0;
}

.alert-error {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.4);
  color: #fecaca;
}

/* Footer */
footer {
  border-top: 1px solid rgba(148, 163, 184, 0.15);
  padding: 28px 0;
  color: var(--muted);
  text-align: center;
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  will-change: transform, opacity;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 {
  transition-delay: 0.08s;
}

.delay-2 {
  transition-delay: 0.16s;
}

.delay-3 {
  transition-delay: 0.24s;
}

.delay-4 {
  transition-delay: 0.32s;
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal.visible {
    opacity: 1;
    transform: none;
    transition: none;
  }
}