/* ------------------------------------------------
   Gildas Frémont — Personal Site
   Hyper-minimal, green-tinted grayscale
   Single font: Cal Sans UI. Hierarchy by weight + color.
   Consistent 2-column grid across all sections.
   ------------------------------------------------ */

@font-face {
  font-family: "Cal Sans UI";
  src: url("CalSansUI-Variable.woff2") format("woff2-variations");
  font-weight: 300 700;
  font-display: swap;
}

:root {
  --black: #1a1d1a;
  --dark: #313633;
  --mid: #636860;
  --light: #959a93;
  --subtle: #c8ccc6;
  --border: #e5e8e3;
  --bg: #fafcf9;
  --white: #fff;
  --font: "Cal Sans UI", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

html {
  font-size: 24px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font);
  color: var(--dark);
  background: var(--bg);
  line-height: 1.65;
  min-height: 100vh;
  filter: blur(6px);
  opacity: 0;
  transition: filter 0.35s ease, opacity 0.35s ease;
}

body.fonts-loaded {
  filter: blur(0);
  opacity: 1;
}

/* Layout */
.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 4rem 1.5rem 3rem;
  font-size: 0.8125rem;
}

/* Language toggle — segmented control */
.lang-toggle {
  display: flex;
  background: var(--border);
  border-radius: 6px;
  padding: 2px;
}

.lang-toggle a {
  display: block;
  padding: 0.1rem 0.4rem;
  font-size: 0.55rem;
  text-decoration: none;
  color: var(--light);
  border-radius: 4px;
  transition: color 0.15s, background 0.15s, box-shadow 0.15s;
}

.lang-toggle a.active {
  color: var(--dark);
  background: var(--white);
  box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

.lang-toggle a:hover:not(.active) { color: var(--mid); }

/* Contact toggle */
.contact-toggle {
  all: unset;
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  cursor: pointer;
}

.contact-toggle .chevron {
  color: var(--subtle);
  transition: transform 0.2s;
  vertical-align: middle;
}

.contact-toggle[aria-expanded="true"] .chevron {
  transform: rotate(180deg);
}

/* Contact dropdown */
.contact-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0.35rem;
  min-width: 16rem;
  padding: 0.35rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  z-index: 10;
}

.contact-dropdown.open {
  display: flex;
  flex-direction: column;
}

.contact-item {
  display: flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
  transition: background 0.12s;
  cursor: pointer;
}

.contact-item:hover { background: var(--bg); }
.contact-item a     { flex: 1; }

.contact-item .copy-btn,
.contact-item .download-icon {
  order: 1;
  margin-left: auto;
  flex-shrink: 0;
}

.copy-btn {
  all: unset;
  cursor: pointer;
  color: var(--subtle);
  display: inline-flex;
  align-items: center;
  padding: 0.3rem;
  border-radius: 3px;
  transition: color 0.15s, background 0.15s;
}

.copy-btn:hover {
  color: var(--mid);
  background: var(--border);
}

.download-icon {
  color: var(--subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.3rem;
  box-sizing: content-box;
}

/* Header */
header { margin-bottom: 2rem; }

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.25rem;
  position: relative;
}

h1 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--black);
  letter-spacing: -0.01em;
}

/* Shared inline images: avatar, logos */
.avatar,
.entry-logo,
.tool-logo {
  height: 0.72em;
  width: auto;
  object-fit: contain;
  vertical-align: cap;
}

.avatar {
  width: 0.72em;
  border-radius: 50%;
  object-fit: cover;
}

.entry-logo { opacity: 0.35; filter: grayscale(1); transition: opacity 0.2s, filter 0.2s; }
.tool-logo  { opacity: 0.45; filter: grayscale(1); transition: opacity 0.2s, filter 0.2s; }

.entry:hover .entry-logo { opacity: 1; filter: grayscale(0); }
.tool-tag:hover .tool-logo { opacity: 1; filter: grayscale(0); }
.edu-row:hover .entry-logo { opacity: 1; filter: grayscale(0); }

/* Role + section titles */
.role {
  font-weight: 600;
  color: var(--black);
}

.section-title {
  font-weight: 600;
  color: var(--light);
  margin-bottom: 1.25rem;
}

/* Shared row grid: left / mid / right */
.row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 0 1rem;
}

.row .left {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.row .mid { color: var(--mid); }
.row .right { color: var(--light); }

/* Contact links */
.contact a {
  color: var(--mid);
  text-decoration: none;
}

.contact a:hover { color: var(--black); }

/* Intro */
.intro {
  color: var(--mid);
  margin-bottom: 2rem;
}

/* Sections */
section { margin-bottom: 3rem; }

.row .left:only-child { grid-column: 1 / -1; }

/* Experience entries */
.entry { margin-bottom: 2rem; }

.entry-header { margin-bottom: 0.35rem; }

.entry-header .left .entry-company {
  font-weight: 600;
  color: var(--black);
}

.entry p {
  color: var(--mid);
}

/* Education */
.edu-row {
  margin-bottom: 0.75rem;
  align-items: baseline;
}

.edu-row .left span {
  font-weight: 600;
  color: var(--black);
}

/* Tools */
.tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.5rem;
}

.tool-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--dark);
  border: 1px solid var(--border);
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
}

/* Footer */
footer {
  margin-top: 3rem;
}

.footer-contact h2 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 0.75rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.footer-link-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.footer-links a {
  color: var(--mid);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: var(--border);
}

.footer-links a:hover {
  color: var(--black);
  text-decoration-color: var(--subtle);
}

/* Responsive — tablet */
@media (max-width: 860px) {
  html { font-size: 20px; }
  .container { max-width: 100%; padding: 3rem 2rem 2rem; }
}

/* Responsive — large mobile */
@media (max-width: 600px) {
  html { font-size: 17px; }
  .container { padding: 2.5rem 1.5rem 2rem; }

  .row {
    grid-template-columns: 1fr auto;
    gap: 0.125rem 0.75rem;
  }

  .section-salarie .row,
  .edu-row {
    grid-template-columns: 1fr;
  }

}

/* Responsive — small mobile */
@media (max-width: 400px) {
  html { font-size: 15px; }
  .container { padding: 2rem 1.25rem 1.5rem; }

  .row {
    grid-template-columns: 1fr;
    gap: 0.125rem;
  }

  .row .right { text-align: left; }
}

/* Print */
@media print {
  .lang-toggle,
  .contact-toggle .chevron,
  .contact-dropdown .copy-btn { display: none; }
  body { background: white; filter: none; opacity: 1; }
  .container { padding: 1rem 0; max-width: 100%; }
  .contact-dropdown { display: flex !important; gap: 1.5rem; position: static; border: none; box-shadow: none; padding: 0.5rem 0 0; background: none; flex-direction: row; }
  footer { display: none; }
}