/* ========================================
   THE ALCHEMY GROUP — Design Tokens & Styles
   Art Direction: Premium Dark / Gold Advisory
   ======================================== */

@import url('https://api.fontshare.com/v2/css?f[]=switzer@300,400,500,600&display=swap');

:root {
  /* Type Scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Fonts */
  --font-display: 'Cormorant', 'Georgia', serif;
  --font-body: 'Switzer', 'Helvetica Neue', sans-serif;

  /* Dark palette — The Alchemy Group */
  --color-bg: #0d0f13;
  --color-surface: #141720;
  --color-surface-2: #1a1e2a;
  --color-surface-3: #1f2433;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-hover: rgba(255, 255, 255, 0.15);
  --color-text: #e8e6e1;
  --color-text-muted: #8a8880;
  --color-text-faint: #5a5850;
  --color-primary: #c9a55c;
  --color-primary-hover: #ddb96e;
  --color-primary-dark: #a88840;
  --color-gold-glow: rgba(201, 165, 92, 0.15);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
}

/* ========================================
   GLOBAL
   ======================================== */

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: var(--content-default);
}

/* ========================================
   HEADER / NAV
   ======================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-5) 0;
  background: rgba(13, 15, 19, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s ease, background 0.4s ease;
}

.header--scrolled {
  border-bottom-color: var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  height: 48px;
  width: auto;
}

.header__nav {
  display: flex;
  gap: var(--space-8);
  list-style: none;
}

.header__nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--transition-interactive);
}

.header__nav a:hover {
  color: var(--color-primary);
}

.header__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-interactive);
}

.header__cta:hover {
  background: var(--color-primary);
  color: var(--color-bg);
}

/* Mobile nav */
.header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.header__hamburger span {
  display: block;
  height: 1.5px;
  background: var(--color-text);
  transition: all 0.3s ease;
  border-radius: 1px;
}

@media (max-width: 768px) {
  .header__nav,
  .header__cta-wrap {
    display: none;
  }
  .header__hamburger {
    display: flex;
  }
  .mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(13, 15, 19, 0.97);
    z-index: 200;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
  }
  .mobile-menu.active {
    display: flex;
  }
  .mobile-menu a {
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--text-xl);
    font-family: var(--font-display);
    letter-spacing: 0.05em;
  }
  .mobile-menu__close {
    position: absolute;
    top: var(--space-5);
    right: var(--space-6);
    color: var(--color-text);
    font-size: 28px;
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
  }
}

/* ========================================
   HERO
   ======================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(13, 15, 19, 0.3) 0%,
    rgba(13, 15, 19, 0.5) 50%,
    rgba(13, 15, 19, 0.95) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding-top: var(--space-32);
}

.hero__tagline {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-6);
  padding: var(--space-2) var(--space-4);
  border: 1px solid rgba(201, 165, 92, 0.3);
  border-radius: var(--radius-sm);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 300;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.hero__title em {
  font-style: italic;
  color: var(--color-primary);
}

.hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  max-width: 560px;
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-interactive);
  cursor: pointer;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-bg);
  border: 1px solid var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(201, 165, 92, 0.3);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--ghost:hover {
  border-color: var(--color-text-muted);
  transform: translateY(-1px);
}

/* ========================================
   SECTION SHARED
   ======================================== */

.section {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) 0;
}

.section__label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: var(--space-12);
}

.divider {
  width: 48px;
  height: 1px;
  background: var(--color-primary);
  margin-bottom: var(--space-6);
}

/* ========================================
   SERVICES
   ======================================== */

.services {
  background: var(--color-bg);
}

.services__categories {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.services__category-label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-8);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr));
  gap: var(--space-6);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all 0.3s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.service-card__number {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 500;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}

.service-card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  margin-bottom: var(--space-3);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========================================
   EXPERIENCE (Company Logos)
   ======================================== */

.experience {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: clamp(var(--space-10), 5vw, var(--space-16)) 0;
}

.experience__row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(var(--space-8), 4vw, var(--space-12));
  padding: var(--space-3) 0;
}

.experience__row + .experience__row {
  margin-top: var(--space-4);
}

.experience__logo {
  height: clamp(22px, 2.5vw, 34px);
  width: auto;
  max-width: 180px;
  opacity: 0.45;
  transition: opacity 0.3s ease;
  object-fit: contain;
}

.experience__logo:hover {
  opacity: 0.75;
}

/* Education row logos need more height for crest detail */
.experience__row--education .experience__logo {
  height: clamp(32px, 3.5vw, 48px);
}

.experience__row--education {
  gap: clamp(var(--space-10), 5vw, var(--space-16));
}

@media (max-width: 768px) {
  .experience__row {
    gap: var(--space-6);
  }
  .experience__logo {
    height: clamp(18px, 3.5vw, 26px);
  }
  .experience__row--education .experience__logo {
    height: clamp(22px, 4vw, 32px);
  }
}

/* ========================================
   ABOUT
   ======================================== */

.about {
  position: relative;
  overflow: hidden;
}

.about__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.15;
}

.about__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about__content {
  position: relative;
  z-index: 1;
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: start;
}

@media (min-width: 768px) {
  .about__grid {
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-16);
  }
}

.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.stat {
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.stat__number {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 300;
  color: var(--color-primary);
  line-height: 1.2;
}

.stat__label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  line-height: 1.4;
}

.about__bio {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.8;
}

.about__bio p + p {
  margin-top: var(--space-4);
}

.about__highlight {
  color: var(--color-text);
  font-weight: 500;
}

.about__roles {
  margin-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.role {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.role__period {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 500;
  white-space: nowrap;
  min-width: 70px;
  padding-top: 2px;
}

.role__info {
  flex: 1;
}

.role__title {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
}

.role__company {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.about__links {
  margin-top: var(--space-6);
  display: flex;
  gap: var(--space-4);
}

.about__links a {
  color: var(--color-primary);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: color var(--transition-interactive);
}

.about__links a:hover {
  color: var(--color-primary-hover);
}

/* ========================================
   CONTACT
   ======================================== */

.contact {
  background: var(--color-surface);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}

@media (min-width: 768px) {
  .contact__grid {
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-16);
  }
}

.contact__info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact__detail {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.contact__detail svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact__detail a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.contact__detail a:hover {
  color: var(--color-primary);
}

.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

@media (max-width: 480px) {
  .form__row {
    grid-template-columns: 1fr;
  }
}

.form__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form__label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.form__input,
.form__textarea {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-faint);
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-gold-glow);
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

.form__consent {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.form__consent input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.form__submit {
  align-self: flex-start;
}

.form__honeypot {
  display: none;
}

.form__success {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-accent);
  text-align: center;
  padding: var(--space-12) 0;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__copyright {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__social {
  display: flex;
  gap: var(--space-4);
}

.footer__social a {
  color: var(--color-text-faint);
  transition: color var(--transition-interactive);
}

.footer__social a:hover {
  color: var(--color-primary);
}

.footer__social svg {
  width: 20px;
  height: 20px;
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */

.fade-in {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 80%;
  }
}

@keyframes reveal-fade {
  to { opacity: 1; }
}

/* Fallback for browsers without scroll-driven animations */
@supports not (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    transition: opacity 0.6s var(--ease-out);
  }
  .fade-in.visible {
    opacity: 1;
  }
}