/* ==========================================================================
   Portfolio — styles.css
   White, green & purple palette matching davebeazer.dev
   ========================================================================== */

/* --------------------------------------------------------------------------
   Custom Properties
   -------------------------------------------------------------------------- */
:root {
  --color-bg: #ffffff;
  --color-surface: #E6F4F1;
  --color-card: #ffffff;
  --color-card-hover: #f9f9f9;

  --color-purp: #C285D3;
  --color-purp-dark: #642975;
  --color-mintee: #C2F0CC;
  --color-mintee-dark: #6FDC87;
  --color-thyme: #23903A;
  --color-melon: #FDB6B8;
  --color-ice: #E6F4F1;

  --color-text: #2B2B2B;
  --color-text-secondary: #8F91A8;
  --color-text-muted: #b0b0b0;

  --color-border: #C2F0CC;
  --color-border-active: #C285D3;

  --font-display: "Paytone One", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-section: clamp(48px, 8vw, 80px);

  --radius-card: 12px;
  --radius-pill: 9999px;

  --transition-fast: 0.2s ease;
  --transition-med: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: var(--color-purp-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--color-purp); }

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-purp);
  outline-offset: 2px;
}

ul, ol { list-style: none; }

::selection {
  background-color: rgba(194, 133, 211, 0.2);
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1080px;
  margin-inline: auto;
  padding-inline: var(--space-sm);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  z-index: 200;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-purp-dark);
  color: #fff;
  font-weight: 600;
  border-radius: var(--radius-card);
  transition: top var(--transition-fast);
}

.skip-link:focus { top: var(--space-xs); color: #fff; }

/* --------------------------------------------------------------------------
   Section shared
   -------------------------------------------------------------------------- */
.section {
  padding-block: var(--space-section);
}

.section--tinted {
  background-color: var(--color-ice);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 400;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.section__title::after {
  content: "";
  display: block;
  width: 48px;
  height: 4px;
  margin-top: var(--space-xs);
  border-radius: 2px;
  background-color: var(--color-melon);
}

.section__intro {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.9);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  padding: var(--space-sm) 0;
  transition: box-shadow var(--transition-med), padding var(--transition-med);
}

.nav.scrolled {
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
  padding: var(--space-xs) 0;
}

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

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-purp-dark);
  transition: color var(--transition-fast);
}

.nav__logo:hover { color: var(--color-purp); }

.nav__links {
  display: none;
  gap: var(--space-md);
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-purp-dark);
}

/* Hamburger */
.nav__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
}

.nav__toggle-bar {
  display: block;
  position: relative;
  width: 20px;
  height: 2px;
  background-color: currentColor;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav__toggle-bar::before,
.nav__toggle-bar::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: currentColor;
  transition: transform var(--transition-fast);
}

.nav__toggle-bar::before { top: -6px; }
.nav__toggle-bar::after { top: 6px; }

.nav__toggle[aria-expanded="true"] .nav__toggle-bar {
  background-color: transparent;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar::before {
  top: 0;
  transform: rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Mobile menu */
.nav__mobile-menu {
  display: none;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
}

.nav__mobile-menu.open { display: flex; }

.nav__mobile-menu .nav__link {
  font-size: 1rem;
  padding: var(--space-xs) 0;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  padding-top: 80px;
  background-color: var(--color-bg);
}

.hero__intro {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
}

.hero__avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--color-text);
  margin-bottom: 2px;
}

.hero__title span {
  color: var(--color-purp-dark);
}

.hero__underline {
  display: block;
  width: 80px;
  height: 8px;
  margin-bottom: 4px;
}

.hero__underline path {
  stroke: var(--color-melon);
  stroke-width: 6;
  fill: none;
  stroke-linecap: round;
}

.hero__tagline {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* Wave image — full width */
.hero__wave {
  width: 100%;
  overflow: hidden;
  line-height: 0;
}

/* Mobile: clip-path version */
.hero__wave-mobile {
  position: relative;
  display: block;
}

.hero__wave-decoration {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero__wave-img-mobile {
  width: 100%;
  height: auto;
  display: block;
  clip-path: url(#wave-clip);
}

/* Desktop: SVG mask version */
.hero__wave-desktop {
  display: none;
}

.hero__wave-desktop svg {
  width: 100%;
  height: auto;
  display: block;
}

/* --------------------------------------------------------------------------
   About
   -------------------------------------------------------------------------- */
.about__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.about__photo {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-mintee);
  flex-shrink: 0;
}

.about__text {
  font-size: clamp(1rem, 2vw, 1.0625rem);
  color: var(--color-text-secondary);
  max-width: 680px;
  line-height: 1.75;
}

.about__text + .about__text {
  margin-top: var(--space-sm);
}

/* --------------------------------------------------------------------------
   Approach
   -------------------------------------------------------------------------- */
.approach__grid {
  display: grid;
  gap: var(--space-md);
}

.approach__card {
  background-color: var(--color-card);
  border: 2px solid var(--color-mintee);
  border-radius: var(--radius-card);
  padding: var(--space-md);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.approach__card:hover {
  border-color: var(--color-purp);
  box-shadow: 0 4px 16px rgba(194, 133, 211, 0.1);
}

.approach__heading {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.approach__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   Skills
   -------------------------------------------------------------------------- */
.skills__grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background-color: rgba(194, 133, 211, 0.05);
  color: var(--color-purp-dark);
  transition: background-color var(--transition-fast),
              color var(--transition-fast);
}

.skill-tag:hover {
  background-color: rgba(194, 133, 211, 0.12);
  color: var(--color-purp-dark);
}

/* --------------------------------------------------------------------------
   Project Cards
   -------------------------------------------------------------------------- */
.projects__grid {
  display: grid;
  gap: var(--space-md);
}

.project-card {
  background-color: var(--color-card);
  border: 2px solid var(--color-mintee);
  border-radius: var(--radius-card);
  padding: var(--space-md);
  transition: transform var(--transition-med),
              border-color var(--transition-med),
              box-shadow var(--transition-med);
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-purp);
  box-shadow: 0 8px 24px rgba(194, 133, 211, 0.1);
}

.project-card__label {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-purp-dark);
  background-color: rgba(194, 133, 211, 0.08);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-xs);
}

.project-card__title {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.project-card__description {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-sm);
}

.project-card__tech {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.project-card__tech .skill-tag {
  font-size: 0.75rem;
  padding: 3px 10px;
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */
.contact__text {
  font-size: clamp(1rem, 2vw, 1.0625rem);
  color: var(--color-text-secondary);
  max-width: 520px;
  margin-bottom: var(--space-md);
}

.contact__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.contact__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-purp-dark);
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  border: 2px solid var(--color-mintee);
  transition: border-color var(--transition-fast),
              background-color var(--transition-fast);
}

.contact__link:hover {
  border-color: var(--color-purp);
  background-color: rgba(194, 133, 211, 0.05);
  color: var(--color-purp-dark);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-mintee);
  text-align: center;
}

.footer__text {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Scroll Reveal
   -------------------------------------------------------------------------- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   Reduced Motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .animate-on-scroll { opacity: 1; transform: none; }
  .project-card:hover { transform: none; }
}

/* --------------------------------------------------------------------------
   Responsive — Tablet (768px)
   -------------------------------------------------------------------------- */
@media (min-width: 768px) {
  .container { padding-inline: var(--space-md); }

  .nav__links { display: flex; }
  .nav__toggle { display: none; }
  .nav__mobile-menu { display: none !important; }

  .hero__wave-mobile { display: none; }
  .hero__wave-desktop { display: block; }

  .about__inner {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-lg);
  }

  .about__photo { width: 180px; height: 180px; }

  .approach__grid { grid-template-columns: repeat(2, 1fr); }
  .projects__grid { grid-template-columns: repeat(2, 1fr); }

  .skills__grid { gap: 10px; }
  .skill-tag { font-size: 0.875rem; padding: 8px 16px; }
}

/* --------------------------------------------------------------------------
   Responsive — Desktop (1024px)
   -------------------------------------------------------------------------- */
@media (min-width: 1024px) {
  .container { padding-inline: var(--space-lg); }

}

/* --------------------------------------------------------------------------
   Print
   -------------------------------------------------------------------------- */
@media print {
  *, *::before, *::after {
    background: transparent !important;
    color: #000 !important;
    box-shadow: none !important;
  }

  body { font-size: 12pt; line-height: 1.5; }

  .nav, .nav__toggle, .footer, .hero__wave {
    display: none !important;
  }

  .hero { padding-top: 0; }

  .section { padding-block: 24pt; page-break-inside: avoid; }

  .project-card, .approach__card {
    border: 1px solid #ccc !important;
    padding: 12pt;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #555 !important;
  }

  .animate-on-scroll { opacity: 1 !important; transform: none !important; }
}