/* ==========================================================
   Thai Gratuit — Landing page (public)
   Styles strictement liés à index.php
========================================================== */

/* ===== RESET & VARIABLES ===== */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --orange:#FF6B35;--orange2:#FF8C00;
  --teal:#1A936F;--teal2:#0D6E54;
  --red:#E63946;--purple:#7B2D8B;
  --gold:#F4C95D;--dark:#1A1A2E;
  --bg:#FFF8F0;--white:#fff;--gray:#888;
}
html{scroll-behavior:smooth}
body{
  font-family:'Nunito',sans-serif;
  background:var(--bg);color:var(--dark);
  min-height:100vh;overflow-x:hidden;
}
.brand{font-family:'Fredoka One',cursive}
.hidden{display:none!important}

/* ===== ANIMATIONS ===== */
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
@keyframes bounceIn{
  0%{transform:scale(.3);opacity:0}
  55%{transform:scale(1.08)}
  75%{transform:scale(.97)}
  100%{transform:scale(1);opacity:1}
}
.float-anim{animation:float 3.5s ease-in-out infinite}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border:none;border-radius:16px;
  font-family:'Nunito',sans-serif;font-weight:800;font-size:15px;
  cursor:pointer;transition:all .2s;text-decoration:none;
  padding:13px 28px;
}
.btn:active{transform:scale(.97)!important}
.btn-orange{
  background:linear-gradient(135deg,var(--orange),var(--orange2));
  color:#fff;box-shadow:0 4px 18px rgba(255,107,53,.4);
}
.btn-orange:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(255,107,53,.55)}
.btn-white{background:#fff;color:var(--orange);border:2.5px solid var(--orange)}
.btn-white:hover{background:#FFF0EB;transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.1);border:2px solid rgba(255,255,255,.25);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.18)}
.btn-sm{padding:9px 18px;font-size:13px;border-radius:11px}
.btn-full{width:100%}

/* ===== FORM ===== */
.form-group{margin-bottom:14px}
label{display:block;font-weight:700;font-size:13px;color:#555;margin-bottom:6px}
input[type=text],input[type=email],textarea{
  font-family:'Nunito',sans-serif;width:100%;
  padding:13px 16px;border:2.5px solid #E0E0E0;
  border-radius:13px;font-size:14px;outline:none;
  transition:border-color .2s;background:#fff;color:var(--dark);
}
input:focus,textarea:focus{border-color:var(--orange)}
textarea{resize:vertical}
.err-msg{
  background:#FEECEE;border:1.5px solid var(--red);color:#C1121F;
  padding:10px 14px;border-radius:10px;font-size:13px;font-weight:600;margin-bottom:10px;
}

/* ===== CARD ===== */
.card{background:#fff;border-radius:20px;box-shadow:0 4px 20px rgba(0,0,0,.08);padding:22px}

/* ===== NAV ===== */
.lnav{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 24px;position:sticky;top:0;z-index:200;
  background:rgba(26,26,46,.92);backdrop-filter:blur(12px);
}
.lnav-logo{
  display:flex;align-items:center;gap:8px;
  font-family:'Fredoka One',cursive;font-size:24px;
  color:#fff;text-decoration:none;
}
.lnav-btns{display:flex;gap:10px}

/* ===== HERO ===== */
.hero{
  background:linear-gradient(135deg,#1A1A2E 0%,#16213E 50%,#0F3460 100%);
  padding:64px 24px 72px;text-align:center;position:relative;overflow:hidden;
}
.hero::before{
  content:'';position:absolute;top:-80px;right:-80px;
  width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,53,.18) 0%,transparent 70%);
  pointer-events:none;
}
.hero::after{
  content:'';position:absolute;bottom:-60px;left:-60px;
  width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(26,147,111,.15) 0%,transparent 70%);
  pointer-events:none;
}
.hero-flag{font-size:72px;margin-bottom:20px;display:inline-block}
.hero h1{
  font-family:'Fredoka One',cursive;
  font-size:clamp(36px,7vw,72px);color:#fff;
  line-height:1.1;margin-bottom:18px;letter-spacing:-1px;
}
.hero h1 span{
  background:linear-gradient(135deg,var(--orange),var(--gold));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero p{
  font-size:clamp(15px,3vw,20px);color:rgba(255,255,255,.72);
  max-width:520px;margin:0 auto 36px;line-height:1.65;
}
.hero-stats{display:flex;gap:28px;justify-content:center;flex-wrap:wrap;margin-top:36px}
.hero-stat{display:flex;flex-direction:column;align-items:center;gap:4px}
.hero-stat span:first-child{font-size:28px}
.hero-stat span:last-child{font-size:12px;font-weight:700;color:rgba(255,255,255,.6)}

/* ===== SECTIONS ===== */
.section{padding:68px 24px;text-align:center}
.section h2{
  font-family:'Fredoka One',cursive;
  font-size:clamp(26px,4vw,38px);color:var(--dark);margin-bottom:8px;
}
.section-sub{color:var(--gray);font-size:15px;margin-bottom:44px}

/* ===== FEATURES GRID ===== */
.features-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:20px;max-width:920px;margin:0 auto;text-align:left;
}
.feature-card{
  background:#fff;border-radius:20px;padding:26px 22px;
  box-shadow:0 3px 16px rgba(0,0,0,.07);transition:transform .2s;
}
.feature-card:hover{transform:translateY(-4px)}
.feature-card .icon{font-size:36px;margin-bottom:12px}
.feature-card h3{font-family:'Fredoka One',cursive;font-size:18px;margin-bottom:6px}
.feature-card p{color:var(--gray);font-size:14px;line-height:1.5}

/* ===== HOW IT WORKS ===== */
.steps{display:flex;gap:24px;justify-content:center;flex-wrap:wrap;max-width:800px;margin:0 auto}
.step{
  flex:1 1 200px;background:#fff;border-radius:22px;
  padding:28px 20px;text-align:center;position:relative;
  box-shadow:0 3px 16px rgba(0,0,0,.07);
}
.step-num{
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  width:28px;height:28px;border-radius:50%;
  background:linear-gradient(135deg,var(--orange),var(--orange2));
  color:#fff;font-weight:900;font-size:13px;
  display:flex;align-items:center;justify-content:center;
}
.step .step-icon{font-size:44px;margin:12px 0 10px}
.step h3{font-family:'Fredoka One',cursive;font-size:18px;margin-bottom:6px}
.step p{color:var(--gray);font-size:13px;line-height:1.5}

/* ===== IA SECTION ===== */
.ai-section{
  padding:72px 24px;
  background:linear-gradient(180deg,#0D0D1A 0%,#1A0A2E 100%);
  position:relative;overflow:hidden;text-align:center;
}
.ai-section::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(123,45,139,.25) 0%,transparent 70%);
  pointer-events:none;
}
.ai-section-inner{position:relative;z-index:2}
.ai-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(123,45,139,.3);border:1px solid rgba(123,45,139,.6);
  color:#C77DFF;font-size:12px;font-weight:700;
  padding:5px 14px;border-radius:20px;letter-spacing:.5px;margin-bottom:20px;
}
.ai-title{
  font-family:'Fredoka One',cursive;
  font-size:clamp(28px,5vw,48px);color:#fff;
  line-height:1.15;margin-bottom:14px;
}
.ai-title span{
  background:linear-gradient(135deg,#C77DFF,#FF6B35);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.ai-sub{
  font-size:16px;color:rgba(255,255,255,.6);
  max-width:540px;margin:0 auto 48px;line-height:1.7;
}
.ai-cards{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:20px;max-width:920px;margin:0 auto 48px;text-align:left;
}
.ai-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
  border-radius:22px;padding:26px 22px;
  transition:all .3s;position:relative;overflow:hidden;
}
.ai-card:hover{
  transform:translateY(-5px);
  border-color:rgba(199,125,255,.4);
  box-shadow:0 12px 40px rgba(123,45,139,.2);
}
.ai-card-icon{font-size:38px;margin-bottom:14px;display:block}
.ai-card h3{font-family:'Fredoka One',cursive;font-size:19px;color:#fff;margin-bottom:8px}
.ai-card p{color:rgba(255,255,255,.6);font-size:14px;line-height:1.6}
.ai-tag{
  display:inline-block;background:rgba(123,45,139,.4);
  color:#C77DFF;font-size:10px;font-weight:700;
  padding:3px 10px;border-radius:20px;margin-top:10px;letter-spacing:.5px;
}
.ai-demo{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:20px;padding:24px;
  max-width:560px;margin:0 auto;text-align:left;
}
.ai-demo-label{
  font-size:12px;font-weight:700;color:#fff;
  letter-spacing:1px;text-transform:uppercase;margin-bottom:10px;
}
.ai-demo-input{
  background:rgba(255,255,255,.08);border:1.5px solid rgba(255,255,255,.15);
  border-radius:12px;padding:14px 16px;
  color:#fff;font-size:15px;font-family:'Nunito',sans-serif;
  width:100%;margin-bottom:12px;outline:none;transition:border-color .2s;
}
.ai-demo-input:focus{border-color:rgba(199,125,255,.6)}
.ai-demo-input::placeholder{color:rgba(255,255,255,.3)}
.ai-demo-chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.ai-demo-chip{
  background:rgba(199,125,255,.15);border:1px solid rgba(199,125,255,.3);
  color:#C77DFF;font-size:12px;font-weight:700;
  padding:5px 12px;border-radius:20px;cursor:pointer;
  transition:all .2s;white-space:nowrap;
}
.ai-demo-chip:hover{background:rgba(199,125,255,.3)}
.ai-demo-btn{
  width:100%;background:linear-gradient(135deg,#7B2D8B,#5A189A);
  border:none;color:#fff;padding:14px;border-radius:12px;
  font-family:'Nunito',sans-serif;font-weight:800;font-size:15px;
  cursor:pointer;transition:all .2s;
  box-shadow:0 4px 16px rgba(123,45,139,.4);
  display:block;text-align:center;text-decoration:none;
}
.ai-demo-btn:hover{transform:translateY(-2px);box-shadow:0 6px 22px rgba(123,45,139,.55)}

/* ===== MÉTHODE PHONÉTIQUE ===== */
.method-wrap{max-width:860px;margin:0 auto}
.method-compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:40px}
.method-box{border-radius:20px;padding:24px;text-align:left;border:2px solid}
.method-box-bad{background:#FEECEE;border-color:#E63946}
.method-box-good{background:#E8F8F3;border-color:#1A936F}
.method-box .emoji{font-size:28px;margin-bottom:10px}
.method-box .label{font-family:'Fredoka One',cursive;font-size:18px;margin-bottom:10px}
.method-box-bad .label{color:#C1121F}
.method-box-good .label{color:#1A936F}
.method-box .example{font-family:'Fredoka One',cursive;font-weight:900;margin-bottom:6px}
.method-box-bad .example{font-size:22px;color:#C1121F}
.method-box-good .example{font-size:26px;color:#1A936F;margin-bottom:2px}
.method-box-good .example-sub{font-size:12px;color:#1A936F;margin-bottom:6px;font-style:italic}
.method-box .desc{font-size:13px;line-height:1.6}
.method-box-bad .desc{color:#888}
.method-box-good .desc{color:#555}

.method-rules-title{
  font-family:'Fredoka One',cursive;font-size:22px;
  color:var(--dark);margin-bottom:20px;text-align:center;
}
.method-rules{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));
  gap:14px;margin-bottom:36px;
}
.rule-card{
  background:#FFF8F0;border:2px solid #FFD4C2;
  border-radius:16px;padding:18px;text-align:center;
}
.rule-card .emoji{font-size:32px;margin-bottom:8px}
.rule-card .rule-title{
  font-family:'Fredoka One',cursive;font-size:15px;
  color:var(--orange);margin-bottom:6px;
}
.rule-card .rule-good{font-size:19px;font-weight:900;color:var(--dark);margin-bottom:4px}
.rule-card .rule-bad{font-size:12px;color:#aaa;text-decoration:line-through}
.rule-card .rule-plain{font-size:12px;color:#aaa}
.rule-card .rule-note{font-size:11px;color:#888;margin-top:6px}

.method-table{background:var(--dark);border-radius:22px;padding:28px 24px}
.method-table-title{
  font-family:'Fredoka One',cursive;font-size:20px;
  color:#fff;margin-bottom:20px;text-align:center;
}
.method-table-rows{display:flex;flex-direction:column;gap:12px}
.method-row{
  display:flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.06);border-radius:12px;
  padding:12px 16px;flex-wrap:wrap;
}
.method-row .label{font-weight:800;color:#F4C95D;font-size:13px;min-width:90px}
.method-row .roman{
  font-size:13px;color:rgba(255,255,255,.55);
  text-decoration:line-through;text-align:center;flex:1;min-width:120px;
}
.method-row .arrow{color:rgba(255,255,255,.6);font-size:18px}
.method-row .phonetic{
  font-family:'Fredoka One',cursive;font-size:18px;
  color:#4CC9F0;text-align:center;flex:1;min-width:120px;
}
.method-row .note{
  font-size:11px;color:rgba(255,255,255,.65);
  flex:1;min-width:140px;font-style:italic;
}
.method-cta{text-align:center;margin-top:20px}

/* ===== TESTIMONIALS ===== */
.testis{display:flex;gap:20px;flex-wrap:wrap;justify-content:center;max-width:880px;margin:0 auto}
.testi-card{
  flex:1 1 240px;max-width:300px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  border-radius:20px;padding:24px 20px;text-align:left;
}
.testi-stars{color:var(--gold);font-size:16px;margin-bottom:10px}
.testi-text{color:rgba(255,255,255,.8);font-size:13px;line-height:1.6;margin-bottom:14px;font-style:italic}
.testi-author{display:flex;align-items:center;gap:10px}
.testi-avatar{
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,107,53,.2);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.testi-name{color:#fff;font-weight:700;font-size:13px}
.testi-city{color:rgba(255,255,255,.4);font-size:11px}

/* ===== SEO GUIDE ===== */
.guide-card{
  background:linear-gradient(135deg,#FFF4ED,#FFE8D6);
  border:2px solid #FFD4C2;text-align:center;
}
.guide-card .icon{font-size:42px;margin-bottom:10px}

/* ===== CTA BAND ===== */
.cta-band{background:linear-gradient(135deg,var(--orange),var(--orange2));padding:60px 24px;text-align:center}
.cta-band .icon{font-size:48px;margin-bottom:14px}
.cta-band h2{font-family:'Fredoka One',cursive;font-size:clamp(24px,4vw,36px);color:#fff;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.85);font-size:16px;margin-bottom:28px;max-width:420px;margin-left:auto;margin-right:auto}

/* ===== CONTACT ===== */
.contact-box{max-width:580px;margin:0 auto;text-align:left}
.contact-confirm{
  text-align:center;padding:32px 24px;
  background:#E8F8F3;border:2px solid var(--teal);
  border-radius:20px;animation:bounceIn .5s ease;
}
.contact-confirm .icon{font-size:48px;margin-bottom:8px}
.contact-confirm h3{font-size:20px;color:var(--teal);margin-bottom:8px}
.contact-confirm p{color:var(--gray);font-size:14px}
.contact-row{display:flex;gap:12px;flex-wrap:wrap}
.contact-row .form-group{flex:1;min-width:200px}

/* ===== PREMIUM PLANS ===== */
.plans{
  max-width:980px;margin:0 auto;
  display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;
}
.plan{text-align:left;border:2px solid #E2E8F0;position:relative}
.plan.featured{border-color:#C7D2FE}
.plan-badge{
  position:absolute;top:-10px;right:14px;
  background:#4338CA;color:#fff;padding:4px 10px;
  border-radius:999px;font-size:11px;font-weight:800;
}
.plan-name{font-weight:900;color:#312E81;font-size:18px;margin-bottom:8px}
.plan-price{font-family:'Fredoka One',cursive;font-size:34px;color:#1A1A2E;margin-bottom:8px}
.plan-price small{font-size:14px;color:#888}
.plan-desc{font-size:14px;color:#666;margin-bottom:16px}
.plan.highlighted{border-color:#FFE4D0}

/* ===== FOOTER ===== */
footer{background:var(--dark);padding:28px 24px;text-align:center;color:rgba(255,255,255,.4);font-size:13px}
footer strong{color:rgba(255,255,255,.7);font-size:18px}
.footer-links{margin-top:12px;display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.6);font-size:12px;text-decoration:none;transition:color .2s}
.footer-links a:hover{color:#fff}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-thumb{background:var(--orange);border-radius:3px}

/* ===== RESPONSIVE ===== */
@media(max-width:640px){
  .method-compare{grid-template-columns:1fr}
}
@media(max-width:480px){
  .lnav{padding:10px 14px}
  .lnav-btns .btn:first-child{display:none}
  .lnav-logo{font-size:15px;gap:6px}
  .lnav-logo img{width:30px!important;height:30px!important;border-radius:6px!important}
  .hero h1{font-size:34px}
  .hero-stats{gap:16px}
}