:root {
      --carta: #fbfaf5;
      --sfondo: #e9eee7;
      --verde: #96a990;
      --verde-scuro: #526b56;
      --oro: #b69a67;
      --testo: #29342c;
      --linea: #cad4c7;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    .sr-only {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }
    body {
      margin: 0;
      background: var(--sfondo);
      color: var(--testo);
      font-family: "Cormorant Garamond", Georgia, serif;
      font-size: 1.1rem;
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; }
    a { color: inherit; }
    section { padding: 80px 0; }
    .container { max-width: 800px; margin: 0 auto; padding: 0 24px; }
    .eyebrow { font-size: 0.72rem; letter-spacing: .22em; text-transform: uppercase; color: var(--testo); margin-bottom: 10px; }
    .reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
    .reveal.visible { opacity: 1; transform: none; }

    /* HERO CARD */
    .invito {
      min-height: 100svh;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 60px 24px 50px;
      position: relative;
      overflow: hidden;
      background: var(--carta) url("assets/pattern.png") center/cover no-repeat;
      isolation: isolate;
    }
    .invito::before {
      position: absolute;
      inset: 0;
      z-index: -1;
      content: "";
      background: radial-gradient(ellipse at center, rgba(238,242,234,.5) 0 40%, rgba(238,242,234,.15) 68%, transparent 82%);
      pointer-events: none;
    }
    .invito > * { position: relative; z-index: 1; }
    .invito .families,
    .invito .announcement,
    .invito .date-side,
    .invito .date-center .month,
    .invito .date-center .year,
    .invito .location .label,
    .invito .location .venue,
    .invito .location .address { font-weight: 700; }
    .families { color: var(--testo); font-size: clamp(10px,2.4vw,13px); letter-spacing: .24em; margin-bottom: 20px; }
    .names { color: var(--oro); margin: 0; }
    .name { font-family: "Sacramento", cursive; font-size: clamp(52px,13vw,88px); line-height: 1.1; }
    .amp { font-family: "Sacramento", cursive; font-size: clamp(30px,7vw,50px); line-height: 1; margin: .04em 0; }
    .announcement { font-size: clamp(14px,3vw,20px); line-height: 1.55; margin: 22px 0 18px; }
    .date { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px; margin: 16px 0; max-width: 360px; width: 100%; }
    .date-side { font-size: clamp(10px,2.3vw,14px); letter-spacing: .22em; color: var(--testo); }
    .date-side::after { display: block; width: 100%; margin-top: .6em; border-bottom: 1px solid var(--linea); content: ""; }
    .date-center .month { font-size: clamp(11px,2.5vw,15px); letter-spacing: .26em; }
    .date-center .day { font-family: "Sacramento", cursive; color: var(--oro); font-size: clamp(58px,14vw,96px); line-height: 1; }
    .date-center .year { font-size: clamp(12px,2.4vw,16px); letter-spacing: .26em; }
    .location { margin: 22px 0 0; }
    .location .label { color: var(--testo); font-size: clamp(10px,2.2vw,13px); letter-spacing: .22em; }
    .location .venue { font-family: "Cormorant Garamond", serif; font-size: clamp(20px,5vw,32px); letter-spacing: .04em; margin: .4em 0 .25em; }
    .location .address { font-size: clamp(12px,2.6vw,16px); line-height: 1.65; color: var(--testo); }
    .hero-btns { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 20px; }
    .hero-map-btn { display: inline-flex; align-items: center; gap: 7px; padding: 9px 20px; border: 1px solid var(--linea); border-radius: 999px; color: var(--testo); text-decoration: none; font-size: 0.72rem; letter-spacing: .12em; text-transform: uppercase; background: rgba(233,238,231,.74); backdrop-filter: blur(4px); transition: background .2s; min-height: 40px; }
    .hero-map-btn:hover { background: rgba(233,238,231,.97); }
    .scroll-hint { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-top: 34px; color: var(--oro); font-size: 1.05rem; font-weight: 800; letter-spacing: .3em; text-transform: uppercase; text-decoration: none; transition: color .2s; animation: bob 1.8s ease-in-out infinite; }
    .scroll-hint:hover { color: var(--verde-scuro); }
    .scroll-hint svg { width: 22px; height: 22px; padding: 9px; border: 1.5px solid currentColor; border-radius: 999px; box-sizing: content-box; }
    @keyframes bob { 0%,100%{transform:translateY(0)} 50%{transform:translateY(7px)} }

    @media (max-width: 600px) {
      .invito { min-height: auto; justify-content: flex-start; padding: 30px 20px 26px; }
      .name { font-size: clamp(36px,9.5vw,52px); line-height: 1.05; }
      .amp { font-size: clamp(22px,5vw,34px); }
      .announcement { margin: 12px 0 10px; }
      .date { margin: 10px 0; gap: 12px; }
      .date-center .day { font-size: clamp(44px,11vw,68px); }
      .location { margin: 12px 0 0; }
      .location .address { line-height: 1.45; }
      .hero-btns { margin-top: 14px; gap: 8px; }
      .hero-map-btn { padding: 8px 15px; font-size: 0.66rem; min-height: 34px; }
      .hero-countdown { margin-top: 16px; gap: 8px; }
      .hero-countdown-label { display: none; }
      .hero-cd-num { font-size: clamp(26px,7vw,36px); }
      .scroll-hint { margin-top: 18px; gap: 8px; font-size: 0.92rem; }
      .scroll-hint svg { padding: 6px; }
    }

    /* STORIA */
    .storia { background: var(--carta); text-align: center; }
    .storia h2 { font-family: "Sacramento", cursive; font-size: clamp(2.4rem,8vw,4rem); color: var(--oro); margin: 0 0 20px; font-weight: 400; }
    .storia .lead { max-width: 580px; margin: 0 auto 36px; font-style: italic; }
    .duo { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; max-width: 540px; margin: 0 auto; }
    .duo-card { background: var(--sfondo); border-radius: 16px; padding: 24px 16px; text-align: center; }
    .duo-card h3 { font-family: "Sacramento", cursive; font-size: 1.9rem; color: var(--oro); margin: 0 0 6px; font-weight: 400; }
    .duo-card p { font-size: 0.9rem; margin: 0; opacity: .88; line-height: 1.5; }
    .duo-plus { font-family: "Sacramento", cursive; font-size: 2.4rem; color: var(--oro); }
    @media(max-width:500px) { .duo { grid-template-columns: 1fr; } .duo-plus { transform: rotate(90deg); } }

    /* GALLERIA */
    .galleria { background: var(--carta); text-align: center; }
    .galleria h2 { font-family: "Sacramento", cursive; font-size: clamp(2.4rem,8vw,4rem); color: var(--oro); margin: 0 0 8px; font-weight: 400; }
    .grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-top: 36px; }
    .cell { overflow: hidden; border-radius: 10px; aspect-ratio: 4/3; }
    .cell img { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; transition: transform .4s ease; }
    .cell:hover img { transform: scale(1.04); }
    .cell.portrait { background: var(--sfondo); }
    .cell.portrait img { object-fit: contain; }
    @media(max-width:560px) { .grid { grid-template-columns: repeat(2,1fr); } }

    /* HERO COUNTDOWN */
    .hero-countdown { margin-top: 30px; display: flex; flex-direction: column; align-items: center; gap: 14px; }
    .hero-countdown-label { font-size: clamp(10px,2.2vw,13px); letter-spacing: .24em; text-transform: uppercase; color: var(--testo); opacity: .8; }
    .hero-cd-grid { display: grid; grid-template-columns: repeat(4,auto); align-items: start; gap: 20px; }
    .hero-cd-unit { display: flex; flex-direction: column; align-items: center; position: relative; }
    .hero-cd-unit + .hero-cd-unit::before { content: ""; position: absolute; left: -10px; top: 6px; bottom: 22px; border-left: 1px solid var(--linea); }
    .hero-cd-num { font-family: "Cormorant Garamond", serif; font-size: clamp(30px,8vw,48px); font-weight: 500; color: var(--oro); line-height: 1; min-width: 1.6ch; }
    .hero-cd-label { font-size: clamp(8px,1.8vw,10px); letter-spacing: .18em; text-transform: uppercase; color: var(--testo); opacity: .7; margin-top: 8px; }
    @media(max-width:360px) { .hero-cd-grid { gap: 14px; } }

    /* RSVP */
    .rsvp { background: var(--verde-scuro); color: var(--carta); text-align: center; }
    .rsvp .eyebrow { color: var(--carta); }
    .rsvp .rsvp-open-btn { background: var(--carta); color: var(--verde-scuro); }
    .rsvp h2 { font-family: "Sacramento", cursive; font-size: clamp(2.4rem,8vw,4rem); color: var(--carta); margin: 0 0 8px; font-weight: 400; }
    .rsvp .lead { opacity: .94; max-width: 460px; margin: 0 auto 24px; }
    .rsvp .deadline { display: inline-block; font-size: 0.72rem; letter-spacing: .16em; text-transform: uppercase; opacity: .92; margin-bottom: 32px; }
    .stepper { display: flex; align-items: center; gap: 4px; margin-top: 10px; }
    .stepper-btn { width: 36px; height: 36px; border: 1px solid var(--linea); background: transparent; font-size: 1.3rem; line-height: 1; cursor: pointer; border-radius: 50%; color: var(--testo); transition: background .2s; flex-shrink: 0; }
    .stepper-btn:hover:not(:disabled) { background: var(--sfondo); }
    .stepper-btn:disabled { opacity: .3; cursor: default; }
    .grecaptcha-badge { visibility: hidden; }
    .recaptcha-note { font-size: 0.62rem; opacity: .62; margin-top: 8px; text-align: center; }
    .recaptcha-note a { color: inherit; }
    .stepper-val { min-width: 44px; text-align: center; font-family: "Cormorant Garamond", serif; font-size: 1.4rem; color: var(--testo); }
    form { max-width: 460px; margin: 0 auto; text-align: left; }
    .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    @media(max-width:480px) { .row2 { grid-template-columns: 1fr; } }
    .field { margin-bottom: 20px; }
    .field-help { margin: -2px 0 10px; font-size: .78rem; line-height: 1.45; opacity: .7; }
    form label { display: block; font-size: 0.68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--verde-scuro); margin-bottom: 6px; }
    input, textarea, select { width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--linea); color: var(--testo); font-family: "Cormorant Garamond", serif; font-size: 1.05rem; padding: 8px 2px; outline: none; min-height: 44px; }
    input:focus, textarea:focus, select:focus { border-bottom-color: var(--oro); }
    textarea { resize: vertical; min-height: 80px; }
    select option { color: var(--testo); }
    form button[type=submit] { font-size: 0.8rem; letter-spacing: .08em; text-transform: uppercase; background: var(--verde-scuro); color: var(--carta); border: none; border-radius: 999px; padding: 14px 38px; cursor: pointer; margin-top: 8px; min-height: 48px; touch-action: manipulation; transition: transform .2s; }
    form button[type=submit]:hover { transform: translateY(-2px); }

    /* INFO */
    .info { background: var(--sfondo); text-align: center; }
    .info h2 { font-family: "Sacramento", cursive; font-size: clamp(2.4rem,8vw,4rem); color: var(--oro); margin: 0 0 8px; font-weight: 400; }
    .info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 36px; text-align: left; }
    @media(max-width:560px) { .info-grid { grid-template-columns: 1fr; } }
    .info-item { background: var(--carta); border-radius: 14px; padding: 24px 22px; }
    .info-item h3 { font-size: 1.1rem; color: var(--testo); margin: 0 0 10px; letter-spacing: .04em; }
    .info-item p { margin: 0; font-size: 0.95rem; line-height: 1.65; }

    /* VIAGGIO */
    .viaggio { background: var(--carta); text-align: center; }
    .viaggio h2 { font-family: "Sacramento", cursive; font-size: clamp(2.4rem,8vw,4rem); color: var(--oro); margin: 0 0 8px; font-weight: 400; }
    .viaggio .lead { max-width: 560px; margin: 0 auto 32px; font-style: italic; }
    .iban-box { background: var(--sfondo); border-radius: 14px; padding: 24px 22px; max-width: 380px; margin: 0 auto; text-align: left; }
    .iban-label { font-size: 0.68rem; text-transform: uppercase; letter-spacing: .18em; color: var(--testo); margin-bottom: 14px; display: block; }
    .iban-row { display: flex; align-items: center; gap: 12px; flex-wrap: nowrap; margin-bottom: 10px; }
    .iban-row--meta { margin-bottom: 8px; }
    .iban-row--meta:last-child { margin-bottom: 0; }
    .iban-value { flex: 1; min-width: 0; font-size: 1rem; letter-spacing: .06em; font-family: system-ui, sans-serif; word-break: break-all; }
    .iban-name { flex: 1; min-width: 0; overflow-wrap: break-word; }
    .iban-copy { flex-shrink: 0; display: flex; align-items: center; justify-content: center; background: none; border: 1px solid var(--verde); border-radius: 50%; color: var(--testo); cursor: pointer; width: 32px; height: 32px; min-width: 32px; padding: 0; transition: background .2s, color .2s; }
    .iban-copy:hover { background: var(--verde); color: var(--carta); }
    .iban-name { font-size: 0.9rem; opacity: .86; }

/* FOOTER */
    footer { background: var(--sfondo); text-align: center; padding: 60px 24px 50px; border-top: 1px solid var(--linea); }
    .footer-names { font-family: "Sacramento", cursive; font-size: clamp(2.2rem,7vw,3.6rem); color: var(--oro); }
    .footer-fine { font-size: 0.72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--testo); opacity: .76; margin-top: 14px; }

    /* MODAL */
    .modal-backdrop { display: none; position: fixed; inset: 0; z-index: 200; background: rgba(62,82,66,.76); backdrop-filter: blur(4px); align-items: center; justify-content: center; padding: 24px; }
    .modal-backdrop.open { display: flex; }
    .modal-card { background: var(--carta); border-radius: 20px; padding: 40px 32px 32px; max-width: 380px; width: 100%; text-align: center; box-shadow: 0 24px 60px -16px rgba(0,0,0,.35); animation: modalIn .4s ease; }
    @keyframes modalIn { 0%{opacity:0;transform:scale(.9) translateY(12px)} 100%{opacity:1;transform:none} }
    .modal-icon { font-size: 2.4rem; margin-bottom: 14px; }
    .success-cat-wrap { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-bottom: 4px; }
    .modal-card h3 { font-family: "Sacramento", cursive; font-size: 2.2rem; color: var(--oro); margin: 0 0 10px; font-weight: 400; }
    .modal-card p { font-size: 0.95rem; opacity: .88; margin: 0 0 28px; line-height: 1.6; }
    .modal-close { font-size: 0.78rem; letter-spacing: .08em; text-transform: uppercase; background: var(--verde-scuro); color: var(--carta); border: none; border-radius: 999px; padding: 12px 30px; cursor: pointer; min-height: 44px; touch-action: manipulation; }

    /* Modal trigger buttons — stessa palette dorata */
    .rsvp-open-btn, .iban-open-btn { font-size: 0.82rem; letter-spacing: .09em; text-transform: uppercase; background: var(--verde-scuro); color: var(--carta); border: none; border-radius: 999px; padding: 15px 42px; cursor: pointer; min-height: 48px; touch-action: manipulation; transition: opacity .2s, transform .2s; font-family: "Cormorant Garamond", serif; }
    .rsvp-open-btn:hover, .iban-open-btn:hover { opacity: .88; transform: translateY(-2px); }
    /* Modal card variants */
    #rsvp-modal { align-items: flex-start; overflow-y: auto; }
    .modal-card--rsvp { max-width: 520px; text-align: left; max-height: calc(100vh - 48px); overflow-y: auto; }
    .modal-card--iban { max-width: 420px; }
    .modal-card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
    .modal-card-header h3 { margin: 0; }
    .modal-btn-close { background: none; border: 1px solid var(--linea); color: var(--testo); border-radius: 50%; width: 34px; height: 34px; min-width: 34px; cursor: pointer; font-size: 1.15rem; display: flex; align-items: center; justify-content: center; transition: background .2s; flex-shrink: 0; line-height: 1; padding: 0; }
    .modal-btn-close:hover { background: var(--sfondo); }

    /* INTRO BUSTA */
    #intro-overlay { position: fixed; inset: 0; z-index: 300; background: var(--sfondo); display: flex; align-items: center; justify-content: center; flex-direction: column; padding: clamp(12px,3vh,24px) 0; cursor: pointer; transition: opacity .9s ease; overflow: hidden; }
    #intro-overlay.fading { opacity: 0; pointer-events: none; }
    #intro-overlay.gone { display: none; }
    .intro-inner { display: flex; flex-direction: column; align-items: center; gap: clamp(12px,3vh,24px); width: 100%; }
    .sole-area { display: flex; flex-direction: column; align-items: center; gap: 8px; }
    .sole-cat { width: clamp(80px,22vw,120px); height: auto; display: block; }
    .cat-bubble {
      background: var(--carta); border: 1px solid var(--linea); border-radius: 14px;
      padding: 10px 16px; font-family: "Cormorant Garamond",serif; font-style: italic;
      font-size: clamp(0.8rem,2.8vw,0.95rem); color: var(--testo); line-height: 1.45;
      text-align: center; max-width: clamp(180px,50vw,240px);
      box-shadow: 0 4px 16px rgba(59,90,47,.1); position: relative;
      transition: opacity .5s ease;
    }
    .cat-bubble::after {
      content: ""; position: absolute; bottom: -11px; left: 50%; transform: translateX(-50%);
      border: 11px solid transparent; border-top-color: var(--carta); border-bottom: 0;
    }
    /* BUSTA INTERATTIVA */
    .envelope-scene { perspective: 1500px; display: flex; justify-content: center; align-items: center; }
    .envelope-wrap { width: min(82vw, 520px); aspect-ratio: 1.58; position: relative; cursor: pointer; transform-style: preserve-3d; filter: drop-shadow(0 22px 20px rgba(51,58,43,.2)); transition: transform .35s ease; }
    .envelope-wrap:hover { transform: translateY(-3px) rotateX(1deg); }
    .envelope-wrap::before { content: ""; position: absolute; inset: 16% 5% -5%; z-index: 0; background: radial-gradient(ellipse, rgba(39,46,33,.22), rgba(39,46,33,.08) 45%, transparent 72%); filter: blur(18px); transform: translateY(16px); pointer-events: none; }
    .envelope { position: absolute; inset: 0; z-index: 1; transform-style: preserve-3d; }

    .env-back, .env-side, .env-bottom, .env-front, .env-flap::before, .env-flap::after {
      background-color: #eee4d2;
      background-image: linear-gradient(115deg, rgba(255,255,255,.34), transparent 34%, rgba(111,92,60,.055) 68%, transparent), repeating-linear-gradient(7deg, rgba(87,71,44,.018) 0 1px, transparent 1px 4px);
    }
    .env-back { position: absolute; inset: 0; z-index: 1; border: 1px solid rgba(82,73,55,.28); border-radius: 3px; box-shadow: inset 0 1px rgba(255,255,255,.75), inset 0 -12px 26px rgba(94,77,49,.07); overflow: hidden; }
    .env-back::before { content: ""; position: absolute; inset: 4px; border: 1px solid rgba(94,77,49,.08); pointer-events: none; }
    .env-back::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 15% 20%, rgba(255,255,255,.32) 0 1px, transparent 2px), radial-gradient(circle at 70% 65%, rgba(91,73,43,.055) 0 1px, transparent 2px); background-size: 23px 19px, 29px 31px; opacity: .52; }

    .env-letter { position: absolute; left: 9%; bottom: 6%; width: 82%; height: 88%; z-index: 2; padding: 5%; overflow: hidden; opacity: 0; transform: translateY(18%) scale(.965); background: #fffdf8; border: 1px solid rgba(74,98,64,.19); border-radius: 2px; box-shadow: 0 12px 25px rgba(49,57,42,.2); transition: transform 1.05s cubic-bezier(.18,.75,.18,1), opacity .28s ease; }
    .env-letter::before { content: ""; position: absolute; inset: 8px; border: 1px solid rgba(183,146,85,.28); pointer-events: none; }
    .env-letter::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(4deg, rgba(89,72,43,.018) 0 1px, transparent 1px 5px), linear-gradient(135deg, rgba(255,255,255,.65), transparent 48%, rgba(74,98,64,.035)); pointer-events: none; }
    .env-inner { position: relative; z-index: 1; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; color: var(--testo); }
    .env-letter-kicker { margin-bottom: 8px; font-size: clamp(.56rem,1.7vw,.72rem); letter-spacing: .22em; text-transform: uppercase; color: var(--oro); }
    .env-inner strong { font-family: "Sacramento", cursive; font-size: clamp(2rem,7vw,3.4rem); line-height: 1; font-weight: 400; color: var(--verde-scuro); }
    .env-letter-names { margin-top: 10px; font-size: clamp(.82rem,2.3vw,1.02rem); letter-spacing: .08em; font-style: italic; }
    .env-letter-date { margin-top: 7px; font-size: clamp(.56rem,1.7vw,.7rem); letter-spacing: .18em; text-transform: uppercase; opacity: .72; }

    .env-side { position: absolute; inset: 0; z-index: 4; border: 1px solid rgba(82,73,55,.14); pointer-events: none; }
    .env-side--left { clip-path: polygon(0 0, 54% 51%, 0 100%); background-image: linear-gradient(43deg, #ded0b8, #f4ecdd 68%, #e7dbc7); filter: drop-shadow(3px 0 2px rgba(79,65,43,.08)); }
    .env-side--right { clip-path: polygon(100% 0, 46% 51%, 100% 100%); background-image: linear-gradient(-43deg, #ded0b8, #f4ecdd 68%, #e7dbc7); filter: drop-shadow(-3px 0 2px rgba(79,65,43,.08)); }
    .env-bottom { position: absolute; inset: 0; z-index: 5; clip-path: polygon(0 100%, 50% 48%, 100% 100%); background-image: linear-gradient(0deg, #ded0b8, #f4ecdd 68%, #e6d9c4); filter: drop-shadow(0 -3px 2px rgba(79,65,43,.08)); }
    .env-front { position: absolute; inset: 0; z-index: 6; border: 1px solid rgba(82,73,55,.22); border-radius: 3px; background: linear-gradient(125deg, rgba(255,255,255,.13), transparent 32%, rgba(88,70,42,.035) 72%, transparent); pointer-events: none; box-shadow: inset 0 -1px rgba(255,255,255,.42); }
    .env-front::before, .env-front::after { content: ""; position: absolute; top: 50.3%; width: 50.5%; height: 1px; background: linear-gradient(90deg, transparent, rgba(87,70,43,.24)); transform-origin: center; }
    .env-front::before { left: 0; transform: rotate(32.8deg); }
    .env-front::after { right: 0; transform: rotate(-32.8deg); background: linear-gradient(-90deg, transparent, rgba(87,70,43,.24)); }

    .env-flap { position: absolute; inset: 0; z-index: 8; transform-origin: 50% 0; transform: scaleY(1); transition: transform .82s cubic-bezier(.42,0,.2,1), z-index 0s linear .42s; }
    .env-flap::before, .env-flap::after { content: ""; position: absolute; inset: 0; clip-path: polygon(0 0, 100% 0, 50% 66%); border: 1px solid rgba(82,73,55,.18); transition: opacity .18s ease .32s; }
    .env-flap::before { background-image: linear-gradient(145deg, #fffaf0, #e9ddc9 75%, #ded0b7); filter: drop-shadow(0 3px 2px rgba(79,65,43,.11)); }
    .env-flap::after { background-image: linear-gradient(165deg, #d6c5a9, #eee3d2 65%, #cdbb9d); filter: drop-shadow(0 -4px 3px rgba(79,65,43,.1)); opacity: 0; }
    .env-name { position: absolute; top: 28%; left: 50%; z-index: 9; transform: translateX(-50%); color: rgba(82,107,86,.62); font-family: "Sacramento", cursive; font-size: clamp(1.2rem,3.8vw,1.8rem); white-space: nowrap; text-shadow: 0 1px rgba(255,255,255,.52); transition: opacity .18s ease; }

    .env-seal { position: absolute; left: 50%; top: 52%; z-index: 10; width: clamp(64px,14vw,78px); height: clamp(64px,14vw,78px); transform: translate(-50%,-50%) rotate(-3deg); display: grid; place-items: center; border-radius: 48% 52% 46% 54% / 52% 47% 53% 48%; background: radial-gradient(circle at 36% 28%, #9caf96 0 5%, #748b72 31%, #536d55 66%, #405944 100%); color: #eee5d2; box-shadow: inset 3px 4px 5px rgba(255,255,255,.2), inset -5px -6px 8px rgba(28,51,31,.3), 0 7px 9px rgba(46,45,35,.26); font-family: "Sacramento", cursive; font-size: clamp(1.08rem,3.2vw,1.4rem); font-weight: 400; letter-spacing: .02em; transition: opacity .24s ease .08s, transform .42s cubic-bezier(.4,0,.2,1); }
    .env-seal::before { content: ""; position: absolute; inset: 9%; border: 1px solid rgba(232,221,196,.46); border-radius: 52% 48% 55% 45%; box-shadow: inset 0 0 0 2px rgba(32,63,28,.2); }
    .env-seal::after { content: ""; position: absolute; width: 18%; height: 12%; top: 15%; left: 24%; border-radius: 50%; background: rgba(255,255,255,.21); filter: blur(1px); }
    .env-hint { position: absolute; bottom: -46px; width: 100%; text-align: center; font-size: .9rem; font-weight: 800; letter-spacing: .28em; text-transform: uppercase; color: var(--oro); opacity: 1; animation: tap-pulse 1.8s ease-in-out infinite; user-select: none; transition: opacity .25s ease; }
    @keyframes tap-pulse { 0%,100% { transform:translateY(0); } 50% { transform:translateY(7px); } }

    .envelope-wrap.open { transform: translateY(5px); }
    .envelope-wrap.open .env-flap { transform: scaleY(-1); z-index: 3; }
    .envelope-wrap.open .env-flap::before { opacity: 0; }
    .envelope-wrap.open .env-flap::after { opacity: 1; }
    .envelope-wrap.open .env-seal { opacity: 0; transform: translate(-50%,-43%) rotate(10deg) scale(.78); }
    .envelope-wrap.open .env-letter { opacity: 1; z-index: 7; transform: translateY(-59%) scale(1); transition-delay: .32s; }
    .envelope-wrap.open .env-name, .envelope-wrap.open .env-hint { opacity: 0; animation: none; }

    @media (orientation: landscape) and (max-height: 520px) { .sole-area { display: none; } }
    @media (max-width: 480px) { .envelope-wrap { width: min(88vw, 430px); } .env-hint { bottom: -38px; font-size: .82rem; } }
    @media (prefers-reduced-motion: reduce) {
      .envelope-wrap, .env-flap, .env-letter, .env-seal { transition: none !important; }
      .env-flap { transform: scaleY(-1) !important; }
      .env-letter { opacity: 1 !important; transform: translateY(-59%) scale(1) !important; }
      .env-hint { animation: none; }
    }