/* ---------------------------------------------------------------
   rgtech.dev — « la résolution »
   Papier gris-vert froid, encre pétrole, un seul signal magenta.
   Archivo (chasse élargie) / Newsreader (prose) / DM Mono (données)
   --------------------------------------------------------------- */

:root {
  --paper: #e7e8e2;
  --paper-lift: #f3f3ee;
  --ink: #10262c;
  --petrol: #0e3a44;
  --magenta: #e4006b;
  --slate: #6e8288;

  --line: color-mix(in srgb, var(--ink) 16%, transparent);
  --line-strong: color-mix(in srgb, var(--ink) 34%, transparent);
  --panel-line: color-mix(in srgb, var(--paper) 30%, transparent);

  --display: "Archivo", ui-sans-serif, system-ui, sans-serif;
  --prose: "Newsreader", Georgia, "Times New Roman", serif;
  --mono: "DM Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --bus: 5rem;
  --gutter: clamp(1.25rem, 5vw, 5.5rem);
  --column: 62rem;

  color-scheme: light;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--prose);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

:focus-visible {
  outline: 2px solid var(--magenta);
  outline-offset: 3px;
  border-radius: 2px;
}

/* --- barre de tête ------------------------------------------------ */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem var(--gutter);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.topbar__mark {
  color: var(--ink);
  font-weight: 500;
}

.topbar__state {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--magenta);
}

/* --- colonne principale ------------------------------------------ */

.page {
  flex: 1;
  width: 100%;
  max-width: calc(var(--column) + var(--gutter) * 2);
  margin: 0 auto;
  padding: clamp(3.5rem, 11vw, 8rem) var(--gutter) clamp(4rem, 10vw, 7rem);
}

.hero__title {
  margin: 0;
  font-family: var(--display);
  font-variation-settings: "wdth" 112, "wght" 780;
  font-size: clamp(2.05rem, 6vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.028em;
}

.hero__lede {
  max-width: 34rem;
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  font-size: clamp(1.1rem, 2.1vw, 1.35rem);
  font-weight: 400;
  line-height: 1.55;
  color: color-mix(in srgb, var(--ink) 82%, var(--paper));
}

/* --- signature : le panneau de résolution ------------------------- */

.panel {
  margin-top: clamp(3.5rem, 9vw, 6rem);
  padding: clamp(1.75rem, 5vw, 3rem);
  background: var(--petrol);
  color: var(--paper);
  border-radius: 3px;
}

.panel__label {
  margin: 0 0 clamp(1.5rem, 4vw, 2.25rem);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--paper) 55%, var(--petrol));
}

.resolve {
  display: grid;
  grid-template-columns: max-content var(--bus) 1fr;
  align-items: stretch;
}

.resolve__names {
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: clamp(0.82rem, 1.9vw, 1rem);
  line-height: 1;
  color: color-mix(in srgb, var(--paper) 78%, var(--petrol));
}

.resolve__names li {
  position: relative;
  padding: 0.72em 0;
  animation: name-in 0.5s cubic-bezier(0.2, 0.7, 0.3, 1) both;
  animation-delay: calc(0.14s + var(--i) * 0.09s);
}

.resolve__names li::after {
  content: "";
  position: absolute;
  left: 100%;
  top: 50%;
  width: var(--bus);
  height: 1px;
  background: var(--panel-line);
  transform: scaleX(0);
  transform-origin: left;
  animation: draw-x 0.34s ease-out both;
  animation-delay: calc(0.3s + var(--i) * 0.09s);
}

.resolve__bus {
  position: relative;
}

.resolve__bus::before {
  content: "";
  position: absolute;
  right: 0;
  top: 12.5%;
  bottom: 12.5%;
  width: 1px;
  background: var(--panel-line);
  transform: scaleY(0);
  transform-origin: center;
  animation: draw-y 0.4s ease-out both;
  animation-delay: 0.66s;
}

.resolve__target {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 4.25rem;
}

.resolve__target::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3.1rem;
  height: 1px;
  background: var(--panel-line);
  transform: scaleX(0);
  transform-origin: left;
  animation: draw-x 0.3s ease-out both;
  animation-delay: 0.98s;
}

.resolve__target::after {
  content: "";
  position: absolute;
  left: 3.1rem;
  top: 50%;
  margin-top: -5px;
  border-left: 9px solid var(--magenta);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  animation: fade-in 0.3s ease-out both;
  animation-delay: 1.22s;
}

.resolve__name {
  margin: 0;
  font-family: var(--display);
  font-variation-settings: "wdth" 108, "wght" 700;
  font-size: clamp(1.35rem, 4.4vw, 2.4rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  animation: fade-in 0.45s ease-out both;
  animation-delay: 1.18s;
}

.resolve__roles {
  position: relative;
  display: inline-block;
  align-self: flex-start;
  margin: 0.7rem 0 0;
  padding-bottom: 0.55rem;
  font-family: var(--mono);
  font-size: clamp(0.68rem, 1.7vw, 0.8rem);
  letter-spacing: 0.1em;
  color: color-mix(in srgb, var(--paper) 62%, var(--petrol));
  animation: fade-in 0.45s ease-out both;
  animation-delay: 1.3s;
}

.resolve__roles::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--magenta);
  transform: scaleX(0);
  transform-origin: left;
  animation: draw-x 0.55s cubic-bezier(0.2, 0.7, 0.3, 1) both;
  animation-delay: 1.42s;
}

/* --- contact ------------------------------------------------------ */

.contact {
  margin-top: clamp(4rem, 10vw, 7rem);
  padding-top: clamp(2.5rem, 6vw, 4rem);
  border-top: 1px solid var(--line);
}

.contact__title {
  margin: 0;
  font-family: var(--display);
  font-variation-settings: "wdth" 108, "wght" 720;
  font-size: clamp(1.7rem, 4.5vw, 2.75rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

.contact__lede {
  max-width: 30rem;
  margin: 1rem 0 0;
  font-size: 1.05rem;
  font-weight: 400;
  color: color-mix(in srgb, var(--ink) 78%, var(--paper));
}

.form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  margin-top: clamp(2rem, 5vw, 3rem);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  grid-column: 1 / -1;
  margin: 0;
}

.field--half {
  grid-column: span 1;
}

.field--trap {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.field__label {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}

.field__input {
  width: 100%;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  background: var(--paper-lift);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.92rem;
  line-height: 1.5;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.field__input:hover {
  border-color: color-mix(in srgb, var(--ink) 50%, transparent);
}

.field__input:focus {
  border-color: var(--magenta);
  background: #fff;
  outline: none;
}

.field__input:focus-visible {
  outline: none;
}

.field__input--area {
  resize: vertical;
  min-height: 7rem;
}

.field__input[aria-invalid="true"] {
  border-color: var(--magenta);
}

.field__select {
  position: relative;
}

.field__select select {
  appearance: none;
  padding-right: 2.5rem;
}

.field__select::after {
  content: "";
  position: absolute;
  right: 1rem;
  top: 50%;
  margin-top: -2px;
  border-top: 5px solid var(--slate);
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  pointer-events: none;
}

.form__foot {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

.button {
  padding: 0.95rem 2rem;
  border: 0;
  border-radius: 2px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--display);
  font-variation-settings: "wdth" 104, "wght" 620;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.button:hover {
  background: var(--magenta);
}

.button:active {
  transform: translateY(1px);
}

.button[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

.button[disabled]:hover {
  background: var(--ink);
}

.form__status {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--slate);
}

.form__status[data-state="error"] {
  color: var(--magenta);
}

.form__status[data-state="done"] {
  color: var(--petrol);
}

/* --- pied --------------------------------------------------------- */

.footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding: 1.5rem var(--gutter);
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--slate);
}

/* --- mobile ------------------------------------------------------- */

@media (max-width: 46rem) {
  .resolve {
    grid-template-columns: 1fr;
  }

  .resolve__names li::after,
  .resolve__bus {
    display: none;
  }

  .resolve__target {
    padding: 2.5rem 0 0;
  }

  .resolve__target::before {
    left: 0.5rem;
    top: 0;
    width: 1px;
    height: 1.5rem;
    transform-origin: top;
    animation-name: draw-y;
  }

  .resolve__target::after {
    left: 0.5rem;
    top: 1.5rem;
    margin: 0 0 0 -5px;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 9px solid var(--magenta);
    border-bottom: 0;
  }

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

  .field--half {
    grid-column: 1 / -1;
  }
}

/* --- animations --------------------------------------------------- */

@keyframes name-in {
  from {
    opacity: 0;
    transform: translateX(-8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes draw-x {
  to {
    transform: scaleX(1);
  }
}

@keyframes draw-y {
  to {
    transform: scaleY(1);
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-delay: 0ms !important;
    transition-duration: 0.001ms !important;
  }
}