/* ============================================
   Paul Zeigler — Composer | Pianist | Teacher
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --black: #000000;
  --white: #ffffff;
  --coral: #FC9779;
  --navy: #1E3443;
  --gray-dark: #222222;
  --gray-mid: #838A94;
  --gray-light: #B0B0B0;
  --font-display: 'Oswald', sans-serif;
  --font-body: 'Jost', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  line-height: 1.7;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease, opacity 0.3s ease;
}

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

/* --- Utility --- */
.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 30px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Header --- */
.site-header {
  text-align: center;
  padding: 50px 20px 30px;
  position: relative;
}

.site-title {
  font-family: var(--font-display);
  font-size: clamp(42px, 8vw, 73px);
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--coral);
  line-height: 1.1;
  margin-bottom: 8px;
}

.site-tagline {
  font-family: var(--font-display);
  font-size: clamp(16px, 3vw, 22px);
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--white);
  margin-bottom: 0;
}

/* --- Navigation --- */
.main-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(252, 151, 121, 0.12);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 20px;
  max-width: 980px;
  margin: 0 auto;
  position: relative;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
}

.nav-links a {
  display: block;
  padding: 14px 20px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  position: relative;
  transition: color 0.3s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 10px;
  left: 20px;
  right: 20px;
  height: 1px;
  background: var(--coral);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--coral);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.email-btn {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--white);
  background: var(--coral);
  padding: 8px 18px;
  border-radius: 0;
  font-weight: 400;
  transition: background 0.3s ease, transform 0.2s ease;
}

.email-btn:hover {
  background: #e8845f;
  transform: translateY(-50%) scale(1.02);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  z-index: 200;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  margin: 5px 0;
  transition: all 0.3s ease;
}

.menu-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Social Sidebar --- */
.social-sidebar {
  position: fixed;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: rgba(30, 52, 67, 0.6);
  padding: 14px 10px;
  border-radius: 4px;
}

.social-sidebar a {
  display: block;
  width: 28px;
  height: 28px;
  opacity: 0.8;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.social-sidebar a:hover {
  opacity: 1;
  transform: scale(1.15);
}

.social-sidebar img {
  width: 28px;
  height: 28px;
}

/* --- Main Content (Home) --- */
.bio-section {
  padding: 70px 0 80px;
}

.bio-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 50px;
  align-items: start;
}

.bio-photo {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.bio-text {
  font-size: 14px;
  color: var(--white);
  line-height: 1.85;
  font-weight: 300;
}

.bio-text p {
  margin-bottom: 18px;
}

.bio-text p:last-child {
  margin-bottom: 0;
}

/* --- Upcoming Concerts Section --- */
.concerts-section {
  padding: 70px 0;
  text-align: center;
  background: var(--navy);
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--coral);
  margin-bottom: 8px;
}

.section-subheading {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--white);
  margin-bottom: 30px;
}

.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 12px 36px;
  border: 1px solid var(--coral);
  color: var(--coral);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn:hover {
  background: var(--coral);
  color: var(--black);
}

/* --- Newsletter Section --- */
.newsletter-section {
  padding: 60px 0;
  text-align: center;
  background: var(--black);
}

.newsletter-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--coral);
  margin-bottom: 10px;
}

.newsletter-text {
  font-size: 14px;
  color: var(--gray-light);
  margin-bottom: 24px;
  font-weight: 300;
}

.newsletter-form {
  display: flex;
  justify-content: center;
  gap: 0;
  max-width: 440px;
  margin: 0 auto;
}

.newsletter-form input[type="email"] {
  flex: 1;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 300;
  background: transparent;
  border: 1px solid var(--gray-mid);
  color: var(--white);
  outline: none;
  transition: border-color 0.3s ease;
}

.newsletter-form input[type="email"]::placeholder {
  color: var(--gray-mid);
}

.newsletter-form input[type="email"]:focus {
  border-color: var(--coral);
}

.newsletter-form button {
  padding: 12px 28px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--coral);
  color: var(--black);
  border: 1px solid var(--coral);
  cursor: pointer;
  transition: background 0.3s ease;
}

.newsletter-form button:hover {
  background: #e8845f;
  border-color: #e8845f;
}

.newsletter-success {
  display: none;
  color: var(--coral);
  font-size: 14px;
  margin-top: 12px;
}

/* --- Footer --- */
.site-footer {
  padding: 30px 20px;
  text-align: center;
  font-size: 12px;
  color: var(--gray-mid);
  border-top: 1px solid rgba(252, 151, 121, 0.1);
}

.site-footer a {
  color: var(--coral);
}

.site-footer a:hover {
  opacity: 0.8;
}

/* --- Contact Page --- */
.contact-section {
  padding: 80px 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info {
  padding-top: 10px;
}

.contact-info h2 {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--coral);
  margin-bottom: 24px;
}

.contact-info p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--gray-light);
  margin-bottom: 16px;
  font-weight: 300;
}

.contact-info .email-link {
  color: var(--coral);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.04em;
  display: inline-block;
  margin-top: 8px;
}

.contact-info .email-link:hover {
  opacity: 0.8;
}

.contact-social {
  display: flex;
  gap: 16px;
  margin-top: 30px;
}

.contact-social a {
  width: 32px;
  height: 32px;
  opacity: 0.8;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.contact-social a:hover {
  opacity: 1;
  transform: scale(1.12);
}

.contact-social img {
  width: 32px;
  height: 32px;
}

/* --- Contact Form --- */
.contact-form h2 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--white);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-light);
  margin-bottom: 6px;
  font-weight: 400;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 300;
  background: transparent;
  border: 1px solid rgba(131, 138, 148, 0.4);
  color: var(--white);
  outline: none;
  transition: border-color 0.3s ease;
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(131, 138, 148, 0.6);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.submit-btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px 48px;
  background: var(--coral);
  color: var(--black);
  border: 1px solid var(--coral);
  cursor: pointer;
  transition: background 0.3s ease;
  margin-top: 6px;
}

.submit-btn:hover {
  background: #e8845f;
  border-color: #e8845f;
}

.form-success {
  display: none;
  color: var(--coral);
  font-size: 14px;
  margin-top: 16px;
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  animation: fadeInUp 0.7s ease forwards;
}

.fade-in.d1 { animation-delay: 0.1s; }
.fade-in.d2 { animation-delay: 0.25s; }
.fade-in.d3 { animation-delay: 0.4s; }
.fade-in.d4 { animation-delay: 0.55s; }

/* --- Responsive --- */
@media (max-width: 768px) {
  .bio-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .bio-photo {
    max-width: 400px;
    margin: 0 auto;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .social-sidebar {
    position: fixed;
    left: auto;
    right: 12px;
    top: auto;
    bottom: 20px;
    transform: none;
    flex-direction: row;
    padding: 10px 14px;
    background: rgba(30, 52, 67, 0.85);
  }

  .email-btn {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .nav-inner {
    justify-content: center;
    padding: 10px 20px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.96);
    flex-direction: column;
    padding: 10px 0;
    border-bottom: 1px solid rgba(252, 151, 121, 0.12);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    text-align: center;
    padding: 12px 20px;
  }

  .nav-links a::after {
    display: none;
  }
}

@media (max-width: 480px) {
  .site-header {
    padding: 35px 15px 20px;
  }

  .newsletter-form {
    flex-direction: column;
    padding: 0 10px;
  }

  .newsletter-form button {
    width: 100%;
  }
}