/* ═══════════════════════════════════════
   WORLD SALES — style.css
   ═══════════════════════════════════════ */

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

:root {
  --red:    #b8001f;
  --red2:   #8c0017;
  --ink:    #0c0e12;
  --ink2:   #151a22;
  --white:  #ffffff;
  --off:    #f5f3f0;
  --mist:   #8a8f9a;
  --line:   rgba(255,255,255,0.07);
  --serif:  'Cormorant', 'Georgia', serif;
  --sans:   'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--sans); font-weight: 300; background: var(--white); color: var(--ink); overflow-x: hidden; }
img { display: block; }
a { text-decoration: none; }

/* ── TYPOGRAPHY ── */
.eyebrow {
  display: inline-flex; align-items: center; gap: .8rem;
  font-size: .6rem; font-weight: 500; letter-spacing: .22em;
  text-transform: uppercase; color: var(--red); margin-bottom: 1.4rem;
}
.eyebrow::before { content: ''; display: block; width: 1.8rem; height: 1px; background: var(--red); }
.eyebrow.white { color: rgba(255,255,255,.5); }
.eyebrow.white::before { background: rgba(255,255,255,.3); }

.section-title {
  font-family: var(--serif); font-size: clamp(2.4rem, 4vw, 3.8rem);
  font-weight: 300; line-height: 1.1; color: var(--ink);
}
.section-title em { font-style: italic; color: var(--red); }
.section-title.white { color: var(--white); }
.section-title.white em { color: rgba(255,255,255,.45); }

/* ── BUTTONS ── */
.btn-red {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--sans); font-size: .65rem; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--white); background: var(--red);
  padding: .65rem 1.6rem; transition: background .2s, transform .15s;
}
.btn-red svg { width: 13px; height: 13px; stroke: currentColor; fill: none; stroke-width: 2; }
.btn-red:hover { background: var(--red2); transform: translateY(-1px); }
.btn-red.btn-lg { padding: 1rem 2.4rem; font-size: .7rem; }

.btn-outline {
  display: inline-flex; align-items: center;
  font-family: var(--sans); font-size: .65rem; font-weight: 400;
  letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.7); border-bottom: 1px solid rgba(255,255,255,.3);
  padding-bottom: 3px; transition: color .2s, border-color .2s;
}
.btn-outline:hover { color: var(--white); border-color: var(--white); }

/* ══════════════════════════════════════
   NAV
══════════════════════════════════════ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 300;
  height: 68px; display: flex; align-items: center;
  justify-content: space-between; padding: 0 3.5rem;
  background: rgba(12,14,18,.96); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
  transition: height .3s, background .3s;
}
.nav.scrolled { height: 58px; background: rgba(12,14,18,.99); }

.nav-brand { display: flex; align-items: center; gap: .9rem; }
.nav-ws {
  width: 34px; height: 34px; border: 1.5px solid var(--red);
  display: flex; align-items: center; justify-content: center;
  font-size: .72rem; font-weight: 500; color: var(--white); letter-spacing: .02em;
  position: relative;
}
.nav-ws::after { content: ''; position: absolute; top: 3px; left: 3px; right: -3px; bottom: -3px; border: 1px solid rgba(184,0,31,.25); }
.nav-name { font-size: .95rem; font-weight: 500; color: var(--white); letter-spacing: .06em; line-height: 1.25; }
.nav-name span { color: var(--red); }
.nav-sub { font-size: .46rem; font-weight: 300; letter-spacing: .22em; text-transform: uppercase; color: var(--mist); }

.nav-menu { display: flex; gap: 2.5rem; }
.nav-link { font-size: .63rem; font-weight: 400; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.6); transition: color .2s; position: relative; padding-bottom: 3px; }
.nav-link::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 1px; background: var(--red); transition: width .3s; }
.nav-link:hover { color: var(--white); }
.nav-link:hover::after { width: 100%; }

.nav-right { display: flex; align-items: center; gap: 1.4rem; }
.lang-bar { display: flex; border: 1px solid rgba(255,255,255,.12); }
.lb {
  font-family: var(--sans); font-size: .56rem; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase;
  color: rgba(255,255,255,.4); background: transparent; border: none;
  cursor: pointer; padding: .38rem .64rem;
  border-right: 1px solid rgba(255,255,255,.08);
  transition: background .15s, color .15s;
}
.lb:last-child { border-right: none; }
.lb:hover { color: var(--white); background: rgba(255,255,255,.05); }
.lb.active { background: var(--red); color: var(--white); }

/* ══════════════════════════════════════
   HERO
══════════════════════════════════════ */
.hero { min-height: 100vh; position: relative; display: flex; align-items: flex-end; overflow: hidden; }

.hero-img { position: absolute; inset: 0; }
.hero-img img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.05); animation: zoomOut 14s ease forwards; }
@keyframes zoomOut { from { transform: scale(1.05); } to { transform: scale(1.0); } }

.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    160deg,
    rgba(8,12,20,.75) 0%,
    rgba(8,12,20,.3) 45%,
    rgba(8,12,20,.1) 70%
  ),
  linear-gradient(to top, rgba(6,8,14,.97) 0%, transparent 55%);
}

/* Floating badge */
.hero-badge {
  position: absolute; right: 5%; top: 50%; transform: translateY(-50%);
  z-index: 2;
  animation: fadeUp 1s ease .7s both;
}
.badge-ring { width: 120px; height: 120px; animation: rotate 30s linear infinite; }
.badge-svg { width: 100%; height: 100%; }
@keyframes rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.hero-content {
  position: relative; z-index: 2;
  padding: 0 3.5rem 6rem; max-width: 780px;
}

.hero-eyebrow {
  display: flex; align-items: center; gap: .9rem;
  font-size: .6rem; font-weight: 500; letter-spacing: .22em;
  text-transform: uppercase; color: var(--red); margin-bottom: 2rem;
  animation: fadeUp .8s ease .15s both;
}
.eyebrow-line { display: block; width: 2.2rem; height: 1px; background: var(--red); }

.hero-h1 {
  font-family: var(--serif);
  font-size: clamp(3.2rem, 6.5vw, 6rem);
  font-weight: 300; line-height: 1.04; color: var(--white);
  margin-bottom: 2rem;
  animation: fadeUp .8s ease .3s both;
}
.h1-line { display: block; }
.h1-em { display: block; font-style: italic; color: rgba(255,255,255,.45); }

.hero-p {
  font-size: .9rem; font-weight: 300; line-height: 1.95;
  color: rgba(255,255,255,.58); max-width: 54ch; margin-bottom: 3rem;
  animation: fadeUp .8s ease .45s both;
}
.hero-ctas { display: flex; gap: 1.4rem; align-items: center; animation: fadeUp .8s ease .6s both; }

.hero-scroll-hint {
  position: absolute; right: 3.5rem; bottom: 3rem; z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  animation: fadeUp 1s ease 1s both;
}
.hero-scroll-hint span { font-size: .48rem; font-weight: 400; letter-spacing: .2em; text-transform: uppercase; color: rgba(255,255,255,.25); }
.scroll-track { width: 1px; height: 44px; background: rgba(255,255,255,.1); position: relative; overflow: hidden; }
.scroll-thumb { position: absolute; top: -100%; left: 0; right: 0; height: 100%; background: var(--red); animation: scrollDown 2.2s ease-in-out infinite; }
@keyframes scrollDown { 0%{ top:-100%; } 100%{ top:100%; } }

/* ══════════════════════════════════════
   PHOTO STRIP
══════════════════════════════════════ */
.strip { display: grid; grid-template-columns: repeat(4,1fr); height: 280px; }
.strip-cell { position: relative; overflow: hidden; }
.strip-cell img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(20%) brightness(.9); transition: transform .7s ease, filter .5s ease; }
.strip-cell:hover img { transform: scale(1.07); filter: grayscale(0%) brightness(1.05); }
.strip-veil { position: absolute; inset: 0; background: linear-gradient(to top, rgba(6,8,14,.78) 0%, transparent 65%); }
.strip-lbl { position: absolute; bottom: 1.1rem; left: 1.3rem; }
.strip-lbl span { display: block; width: 1.5rem; height: 1px; background: var(--red); margin-bottom: .45rem; }
.strip-lbl em { font-style: normal; font-size: .56rem; font-weight: 500; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,.9); }

/* ══════════════════════════════════════
   TICKER
══════════════════════════════════════ */
.ticker-wrap { background: var(--red); padding: .85rem 0; overflow: hidden; white-space: nowrap; }
.ticker { display: inline-flex; gap: 0; animation: ticker 38s linear infinite; }
.ticker span { font-size: .6rem; font-weight: 500; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,.88); padding: 0 1.2rem; }
.ticker .dot { color: rgba(255,255,255,.35); font-size: .38rem; padding: 0 .3rem; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ══════════════════════════════════════
   SERVICES
══════════════════════════════════════ */
.services-section { padding: 8rem 3.5rem; background: var(--white); }

.section-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 3rem; margin-bottom: 4.5rem;
}
.section-lead { font-size: .85rem; line-height: 1.9; color: #777; max-width: 38ch; text-align: right; }

.svc-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: #dedad5; }

.svc-card { background: var(--white); display: flex; flex-direction: column; overflow: hidden; }
.svc-img-wrap { height: 220px; position: relative; overflow: hidden; flex-shrink: 0; }
.svc-img-wrap img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(15%) brightness(.92); transition: transform .7s ease, filter .5s ease; }
.svc-card:hover .svc-img-wrap img { transform: scale(1.07); filter: grayscale(0%) brightness(1.05); }
.svc-veil { position: absolute; inset: 0; background: linear-gradient(to top, rgba(6,8,14,.6) 0%, transparent 55%); }
.svc-n { position: absolute; top: .9rem; right: 1.1rem; font-family: var(--serif); font-size: 1.6rem; font-weight: 300; color: rgba(255,255,255,.55); line-height: 1; }
.svc-body { padding: 1.8rem 2rem 2rem; flex: 1; display: flex; flex-direction: column; }
.svc-name { font-family: var(--serif); font-size: 1.15rem; font-weight: 400; color: var(--ink); margin-bottom: .65rem; line-height: 1.25; }
.svc-text { font-size: .78rem; line-height: 1.85; color: #777; flex: 1; }
.svc-bar { width: 2rem; height: 1px; background: var(--red); margin-top: 1.5rem; transition: width .35s ease; }
.svc-card:hover .svc-bar { width: 4.5rem; }

/* ══════════════════════════════════════
   ABOUT
══════════════════════════════════════ */
.about-section { display: grid; grid-template-columns: 1fr 1fr; min-height: 680px; background: var(--ink2); }

.about-img-col { position: relative; overflow: hidden; }
.about-img-col img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(15%) brightness(.85); transition: filter .6s; }
.about-img-col:hover img { filter: grayscale(0%) brightness(.95); }
.about-img-veil { position: absolute; inset: 0; background: linear-gradient(to right, rgba(21,26,34,.6) 0%, transparent 100%); }

.about-text-col { padding: 6rem 4.5rem; display: flex; flex-direction: column; justify-content: center; }
.about-p { font-size: .86rem; line-height: 1.95; color: rgba(255,255,255,.5); margin-bottom: 1.4rem; }

.info-table { width: 100%; border-collapse: collapse; margin-top: 2.5rem; border: 1px solid rgba(255,255,255,.07); }
.info-table tr { border-bottom: 1px solid rgba(255,255,255,.06); }
.info-table tr:last-child { border-bottom: none; }
.info-table td { padding: .9rem 1.2rem; font-size: .76rem; font-weight: 300; }
.info-table td:first-child { font-size: .54rem; font-weight: 400; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.28); border-right: 1px solid rgba(255,255,255,.06); width: 35%; }
.info-table td:last-child { color: rgba(255,255,255,.75); }
.info-table a { color: rgba(255,255,255,.6); transition: color .2s; }
.info-table a:hover { color: var(--white); }

/* ══════════════════════════════════════
   CONTACT
══════════════════════════════════════ */
.contact-section { display: grid; grid-template-columns: 1fr 1fr; min-height: 720px; }

.contact-img-col { position: relative; overflow: hidden; }
.contact-img-col img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(10%) brightness(.9); }
.contact-img-veil { position: absolute; inset: 0; background: linear-gradient(to right, transparent 40%, var(--off) 100%); }

.contact-form-col { padding: 6rem 4.5rem; background: var(--off); display: flex; flex-direction: column; justify-content: center; }
.contact-intro { font-size: .85rem; line-height: 1.9; color: #777; margin-top: 1rem; margin-bottom: 2rem; max-width: 42ch; }

.contact-infos { display: flex; flex-direction: column; margin-bottom: .5rem; }
.ci { display: flex; gap: 1.2rem; align-items: flex-start; padding: 1rem 0; border-bottom: 1px solid #d5d0ca; }
.ci:first-child { border-top: 1px solid #d5d0ca; }
.ci-ico { width: 34px; height: 34px; flex-shrink: 0; border: 1px solid #ccc; display: flex; align-items: center; justify-content: center; }
.ci-ico svg { width: 14px; height: 14px; stroke: var(--red); fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.ci-lbl { font-size: .52rem; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; color: var(--mist); margin-bottom: .2rem; }
.ci-val { font-size: .82rem; color: var(--ink); line-height: 1.5; }
.ci-val a { color: var(--ink); transition: color .2s; }
.ci-val a:hover { color: var(--red); }

/* Form */
.cform { display: flex; flex-direction: column; gap: 1.1rem; margin-top: 2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; }
.fg { display: flex; flex-direction: column; gap: .4rem; }
.fg label { font-size: .52rem; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; color: var(--mist); }
.fg input, .fg select, .fg textarea {
  font-family: var(--sans); font-size: .82rem; font-weight: 300;
  color: var(--ink); background: var(--white);
  border: 1px solid #ccc; padding: .82rem 1rem;
  outline: none; transition: border-color .2s;
  -webkit-appearance: none; border-radius: 0;
}
.fg input:focus, .fg select:focus, .fg textarea:focus { border-color: var(--red); }
.fg input::placeholder, .fg textarea::placeholder { color: #bbb; }
.fg textarea { resize: vertical; min-height: 100px; }
.form-success {
  display: none; font-size: .78rem; color: #2a7a2a;
  background: rgba(42,122,42,.08); border: 1px solid rgba(42,122,42,.2);
  padding: .8rem 1rem; margin-top: .5rem;
}

/* ══════════════════════════════════════
   FOOTER
══════════════════════════════════════ */
footer { background: var(--ink); color: rgba(255,255,255,.5); }

.ft-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem; padding: 4.5rem 3.5rem 3.5rem;
  border-bottom: 1px solid var(--line);
}
.ft-logo { font-size: 1.05rem; font-weight: 500; color: var(--white); letter-spacing: .07em; margin-bottom: .25rem; }
.ft-logo span { color: var(--red); }
.ft-tagline { font-size: .5rem; font-weight: 300; letter-spacing: .22em; text-transform: uppercase; color: var(--mist); margin-bottom: 1.2rem; }
.ft-desc { font-size: .74rem; line-height: 1.85; color: rgba(255,255,255,.35); max-width: 28ch; }

.ft-h { font-size: .56rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; color: rgba(255,255,255,.55); margin-bottom: 1.1rem; padding-bottom: .65rem; border-bottom: 1px solid rgba(255,255,255,.07); }
.ft-ul { list-style: none; display: flex; flex-direction: column; gap: .6rem; }
.ft-ul a { font-size: .72rem; font-weight: 300; color: rgba(255,255,255,.4); transition: color .2s; }
.ft-ul a:hover { color: var(--white); }

.ft-contact { display: flex; flex-direction: column; gap: .8rem; }
.ft-clbl { font-size: .5rem; font-weight: 300; letter-spacing: .14em; text-transform: uppercase; color: var(--mist); margin-bottom: .15rem; }
.ft-cv { font-size: .72rem; line-height: 1.5; color: rgba(255,255,255,.45); }
.ft-cv a { color: rgba(255,255,255,.45); transition: color .2s; }
.ft-cv a:hover { color: var(--white); }

/* Mentions légales */
.ft-legal-block { padding: 2.2rem 3.5rem; border-bottom: 1px solid var(--line); }
.ft-legal-title { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.4rem; font-size: .54rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; color: rgba(255,255,255,.3); }
.ft-legal-line { flex: 1; height: 1px; background: rgba(255,255,255,.06); }
.ft-legal-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.2rem 2.5rem; }
.flk { font-size: .5rem; font-weight: 300; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.24); margin-bottom: .22rem; }
.flv { font-size: .7rem; font-weight: 300; color: rgba(255,255,255,.5); }
.flv a { color: rgba(255,255,255,.5); transition: color .2s; }
.flv a:hover { color: var(--white); }

/* Hébergement */
.ft-host-block { padding: 1.2rem 3.5rem; border-bottom: 1px solid var(--line); display: flex; gap: 4rem; flex-wrap: wrap; }
.fhlbl { font-size: .48rem; font-weight: 300; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.2); margin-bottom: .15rem; }
.fhv { font-size: .68rem; color: rgba(255,255,255,.38); }

/* Bottom */
.ft-bottom { padding: 1.4rem 3.5rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .8rem; }
.ft-copy { font-size: .58rem; color: rgba(255,255,255,.2); letter-spacing: .06em; }
.ft-privlinks { display: flex; gap: 1.8rem; }
.ft-privlinks a { font-size: .54rem; font-weight: 300; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.22); transition: color .2s; }
.ft-privlinks a:hover { color: rgba(255,255,255,.6); }
.ft-langs { font-size: .54rem; color: rgba(255,255,255,.2); letter-spacing: .1em; }

/* ══════════════════════════════════════
   ANIMATIONS
══════════════════════════════════════ */
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 1100px) {
  .nav { padding: 0 2rem; } .nav-menu { display: none; }
  .hero-content { padding: 0 2rem 5rem; }
  .hero-badge { display: none; }
  .strip { grid-template-columns: 1fr 1fr; height: auto; }
  .strip-cell { height: 160px; }
  .services-section { padding: 5rem 2rem; }
  .section-head { flex-direction: column; gap: 1.5rem; }
  .section-lead { text-align: left; max-width: 100%; }
  .svc-grid { grid-template-columns: 1fr 1fr; }
  .about-section { grid-template-columns: 1fr; }
  .about-img-col { height: 320px; }
  .about-text-col { padding: 4rem 2rem; }
  .contact-section { grid-template-columns: 1fr; }
  .contact-img-col { display: none; }
  .contact-form-col { padding: 4rem 2rem; }
  .ft-top { grid-template-columns: 1fr 1fr; gap: 2.5rem; padding: 3.5rem 2rem 2.5rem; }
  .ft-legal-block, .ft-host-block, .ft-bottom { padding-left: 2rem; padding-right: 2rem; }
  .ft-legal-grid { grid-template-columns: 1fr 1fr; }
  .ft-bottom { flex-direction: column; text-align: center; }
  .ft-privlinks { flex-wrap: wrap; justify-content: center; }
}
@media (max-width: 640px) {
  .svc-grid { grid-template-columns: 1fr; }
  .strip { grid-template-columns: repeat(2,1fr); }
  .form-row { grid-template-columns: 1fr; }
  .ft-top { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════
   POPUP SUCCESS
══════════════════════════════════════ */
.popup-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(6,8,14,.85); backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity .4s ease;
}
.popup-overlay.active { opacity: 1; pointer-events: all; }

.popup-box {
  display: grid; grid-template-columns: 1fr 1fr;
  width: min(900px, 92vw); max-height: 90vh;
  overflow: hidden;
  transform: translateY(30px) scale(.97);
  transition: transform .4s ease;
  box-shadow: 0 40px 100px rgba(0,0,0,.6);
}
.popup-overlay.active .popup-box { transform: translateY(0) scale(1); }

.popup-photo {
  position: relative; overflow: hidden; min-height: 420px;
}
.popup-photo img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(10%) brightness(.85);
}
.popup-photo-veil {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(184,0,31,.35) 0%, rgba(6,8,14,.5) 100%);
}
.popup-logo {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--serif); font-size: 5rem; font-weight: 300;
  color: rgba(255,255,255,.12); letter-spacing: .1em;
  user-select: none;
}

.popup-content {
  background: var(--ink); padding: 4rem 3rem;
  display: flex; flex-direction: column;
  align-items: flex-start; justify-content: center; gap: 1.5rem;
}

.popup-check {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--red); display: flex;
  align-items: center; justify-content: center; flex-shrink: 0;
  animation: popIn .5s cubic-bezier(.175,.885,.32,1.275) .3s both;
}
.popup-check svg { width: 24px; height: 24px; }
@keyframes popIn {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.popup-title {
  font-family: var(--serif); font-size: 2.4rem; font-weight: 300;
  color: var(--white); line-height: 1.1;
}

.popup-text {
  font-size: .88rem; line-height: 1.9;
  color: rgba(255,255,255,.55); max-width: 32ch;
}

.popup-close {
  margin-top: .5rem; cursor: pointer;
  display: inline-flex; align-items: center; gap: .5rem;
}

@media (max-width: 640px) {
  .popup-box { grid-template-columns: 1fr; }
  .popup-photo { min-height: 200px; }
  .popup-content { padding: 2.5rem 2rem; }
  .popup-title { font-size: 1.8rem; }
}