/* ═══════════════════════════════════════════════════════
   sevenstudios® — styles.css
   Brand fonts: Archivo (headings) · Inter (body)
   Palette: #000 background · #fff foreground only
═══════════════════════════════════════════════════════ */

/* ─── TOKENS ─────────────────────────────────────────── */
:root {
  --black:      #000000;
  --white:      #ffffff;
  --grey-100:   #f0f0f0;
  --grey-400:   #888888;
  --grey-600:   #444444;
  --grey-700:   #2a2a2a;
  --grey-800:   #1a1a1a;
  --grey-900:   #111111;
  --border:     rgba(255,255,255,0.12);
  --border-hover: rgba(255,255,255,0.35);

  --font-display: 'Archivo', sans-serif;
  --font-body:    'Inter', sans-serif;

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  --max-width: 1200px;
  --nav-height: 60px;
}

/* ─── RESET ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background-color: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
select, input, textarea { font: inherit; }

/* ─── UTILITY ─────────────────────────────────────────── */
.label {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--grey-400);
  display: block;
  margin-bottom: 6px;
}

/* ─── BUTTONS ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 12px 24px;
  border-radius: 0;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn--outline {
  border: 1px solid var(--white);
  color: var(--white);
  background: transparent;
}
.btn--outline:hover {
  background: var(--white);
  color: var(--black);
}

.btn--solid {
  background: var(--white);
  color: var(--black);
  border: 1px solid var(--white);
}
.btn--solid:hover {
  background: transparent;
  color: var(--white);
}
.btn--solid:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn--full { width: 100%; margin-top: 8px; padding: 16px 24px; font-size: 12px; }

/* Submit button loading state */
.btn__spinner {
  display: none;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.btn--loading .btn__label { display: none; }
.btn--loading .btn__spinner { display: block; }

@keyframes spin { to { transform: rotate(360deg); } }


/* ═══════════════════════════════════════════════════════
   LOADER
═══════════════════════════════════════════════════════ */
#loader {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--transition-slow);
}
#loader.fade-out {
  opacity: 0;
  pointer-events: none;
}

.loader__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  width: 340px;
  max-width: 90vw;
}

.loader__logo {
  height: 28px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1); /* ensure white on black */
}

.loader__logo-fallback {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
}
.loader__logo-fallback sup {
  font-size: 0.55em;
  vertical-align: super;
}

/* Progress bar */
.loader__bar-track {
  width: 100%;
  height: 1px;
  background: var(--grey-700);
  position: relative;
  overflow: hidden;
}
.loader__bar-fill {
  height: 100%;
  width: 0%;
  background: var(--white);
  transition: width 0.08s linear;
}


/* ═══════════════════════════════════════════════════════
   MAIN APP — fade in
═══════════════════════════════════════════════════════ */
#app {
  opacity: 0;
  transition: opacity var(--transition-slow);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
#app.visible { opacity: 1; }


/* ═══════════════════════════════════════════════════════
   NAV
═══════════════════════════════════════════════════════ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav__logo { display: flex; align-items: center; }
.nav__logo-img {
  height: 22px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}
.nav__logo-fallback {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
}
.nav__logo-fallback sup { font-size: 0.55em; vertical-align: super; }

.nav__cta { font-size: 10px; padding: 9px 18px; }


/* ═══════════════════════════════════════════════════════
   CONTACT SECTION
═══════════════════════════════════════════════════════ */
.contact {
  flex: 1;
  padding: 80px 40px 100px;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

/* ── Left column ──────────────────────────────────── */
.contact__left {
  padding-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.contact__left .label { margin-bottom: 16px; }

.contact__heading {
  font-family: var(--font-display);
  font-size: clamp(52px, 7vw, 88px);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 28px;
}

.contact__mission {
  font-size: 14px;
  font-weight: 400;
  color: var(--white);
  line-height: 1.7;
  margin-bottom: 10px;
  max-width: 340px;
}

.contact__sub {
  font-size: 13px;
  color: var(--grey-400);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 340px;
}

.contact__btn { margin-bottom: 56px; }

.contact__email-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact__email {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--white);
  transition: color var(--transition);
}
.contact__email:hover { color: var(--grey-400); }

/* ── Right column / form card ─────────────────────── */
.contact__right {
  background: var(--grey-900);
  border: 1px solid var(--border);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* ─── FORM FIELDS ─────────────────────────────────── */
.field {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field__label {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grey-400);
}

.field__input {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--white);
  padding: 13px 16px;
  font-size: 14px;
  font-weight: 400;
  outline: none;
  transition: border-color var(--transition), background var(--transition);
  border-radius: 0;
  appearance: none;
  -webkit-appearance: none;
}
.field__input::placeholder { color: var(--grey-600); }
.field__input:focus {
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.02);
}
.field__input[aria-invalid="true"],
.field--error .field__input {
  border-color: rgba(255,80,80,0.6);
}

/* Select wrapper for custom arrow */
.field__select-wrap { position: relative; }
.field__select {
  width: 100%;
  cursor: pointer;
  padding-right: 40px;
}
.field__select option { background: var(--grey-900); color: var(--white); }
.field__select-arrow {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--grey-400);
  font-size: 12px;
}

/* Textarea */
.field__textarea {
  resize: vertical;
  min-height: 100px;
  max-height: 260px;
}

/* Error message */
.field__error {
  font-size: 11px;
  color: rgba(255, 100, 100, 0.9);
  min-height: 16px;
  display: block;
}

/* ─── TOAST ───────────────────────────────────────── */
.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  padding: 14px 18px;
  margin-bottom: 28px;
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity var(--transition), transform var(--transition);
  pointer-events: none;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.toast__icon {
  font-size: 13px;
  color: var(--white);
  font-weight: 700;
}
.toast__text {
  font-size: 13px;
  color: var(--grey-100);
}


/* ═══════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--border);
  padding: 56px 40px 0;
  overflow: hidden;
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto 56px;
}

.footer__heading {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 14px;
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer__link {
  font-size: 12px;
  color: var(--grey-400);
  transition: color var(--transition);
}
.footer__link:hover { color: var(--white); }

.footer__text {
  font-size: 12px;
  color: var(--grey-400);
}

/* Giant wordmark */
.footer__wordmark-text {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 13vw;
  letter-spacing: -0.02em;
  line-height: 0.85;
  color: var(--white);
  white-space: nowrap;
  display: block;
  text-align: center;
  width: 100%;
}

.footer__wordmark-text sup {
  font-size: 0.18em;
vertical-align: top;
margin-top: 0.3em;
}


/* ═══════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .contact__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .contact__heading { font-size: clamp(44px, 12vw, 72px); }
  .contact__mission, .contact__sub { max-width: 100%; }

  .footer__grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}

@media (max-width: 600px) {
  .nav { padding: 0 20px; }
  .contact { padding: 48px 20px 64px; }

  .contact__grid { gap: 36px; }
  .contact__right { padding: 28px 20px; }
  .contact__heading { font-size: clamp(42px, 14vw, 60px); }
  .contact__btn { margin-bottom: 40px; }

  .footer { padding: 40px 20px 0; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer__wordmark { font-size: clamp(44px, 14vw, 90px); }
}

@media (max-width: 380px) {
  .footer__grid { grid-template-columns: 1fr; }
}