/* =====================================================
   GLOBAL RESET
===================================================== */
*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:'Poppins', sans-serif;
}

html {
  font-size: 150%;
}
/* =====================================================
   NAVBAR  (shared by all pages)
===================================================== */
.navbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding: 10px 0;        /* slightly taller than before */
}

.logo{
  display:flex;
  align-items:center;
}

.logo-img{
  height:48px;
  width:auto;
  display:block;
}

.logo-name{
  font-size:35px;
  font-weight:700;
  color:#003d12;
  letter-spacing:-0.3px;
  margin-left:10px;
  white-space:nowrap;
}

.logo-ai{
  color:#2f9b4b;
  font-weight:700;
}

/* Reset button */
.btn-reset{
  margin-top:8px;
  width:100%;
  padding:10px;
  background:transparent;
  color:#888;
  border:1.5px solid #d0d0d0;
  border-radius:20px;
  font-family:'Poppins',sans-serif;
  font-size:11px;
  font-weight:500;
  letter-spacing:0.5px;
  text-transform:uppercase;
  cursor:pointer;
  transition:0.25s;
  flex-shrink:0;
  display:none;
}
.btn-reset.visible{ display:block; }
.btn-reset:hover{ border-color:#2f9b4b; color:#2f9b4b; background:#f4fbf4; }

.menu{
  display:flex;
  align-items:center;
  gap:55px;
}

.menu a{
  text-decoration:none;
  color:#2f9b4b;
  font-size:11px;
  font-weight:500;
  text-transform:uppercase;
  transition:0.3s;
}

.menu a:hover{ opacity:0.7; }

.menu a.active{
  color:#003d12;
  font-weight:700;
  border-bottom:2px solid #003d12;
  padding-bottom:2px;
}

.signup-btn{
  background:#003d12;
  color:#fff;
  padding:10px 22px;
  border-radius:20px;
  font-size:11px;
  text-decoration:none;
  font-weight:600;
  transition:0.3s;
}

.signup-btn:hover{
  transform:translateY(-2px);
  box-shadow:0 8px 15px rgba(0,0,0,0.12);
}

/* =====================================================
   INDEX — HERO
===================================================== */
body.page-index{
  background:#f7f7f7;
  overflow:hidden;
}

body.page-index .container{
  width:100%;
  height:80vh;
  position:relative;
  padding:28px 70px 0;        /* reduced top padding so image fits */
}

.hero{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;        /* image sits at bottom — feet fully visible */
  margin-top:40px;
  position:relative;
  height: calc(100vh - 110px); /* fills remaining viewport */
}

.content{
  width:35%;
  z-index:2;
  padding-bottom: 60px;        /* align text with mid-image */
}

.content h1{
  font-size:62px;
  line-height:1.05;
  color:#004d12;
  margin-bottom:30px;
  font-weight:700;
}

.content p{
  width:260px;
  font-size:12px;
  line-height:1.75;
  color:#6d6d6d;
  margin-bottom:30px;
}

.read-btn{
  display:inline-block;
  background:#003d12;
  color:#fff;
  text-decoration:none;
  padding:12px 28px;
  border-radius:25px;
  font-size:11px;
  font-weight:600;
  transition:0.3s;
}

.read-btn:hover{
  transform:translateY(-3px);
  box-shadow:0 8px 15px rgba(0,0,0,0.15);
}

.image-section{
  width:65%;
  display:flex;
  justify-content:center;
  align-items:flex-end;        /* image anchored to bottom — feet visible */
}

.hero-image{
  position:relative;
  width:620px;                 /* slightly smaller so feet aren't cropped */
  z-index:2;
  animation:float 4s ease-in-out infinite;
}

.hero-image img{
  width:100%;
  object-fit:contain;
  display:block;
  user-select:none;
  pointer-events:none;
}

@keyframes float{
  0%  { transform:translateY(0px);   }
  50% { transform:translateY(-10px); }
  100%{ transform:translateY(0px);   }
}

/* =====================================================
   PREDICTION PAGE  —  two-column, zero-scroll layout
===================================================== */
body.page-prediction{
  background:#f7f7f7;
  height:100vh;
  overflow:hidden;
}

body.page-prediction .container{
  width:100%;
  height:100vh;
  padding:24px 60px 0;
  display:flex;
  flex-direction:column;
}

/* Two-panel row — fills remaining height, no scroll */
.page-body{
  flex:1;
  display:flex;
  align-items:stretch;
  justify-content:center;
  gap:22px;
  padding:14px 0 24px;
  overflow:hidden;
}

/* ── LEFT card (input) — flex column, no overflow ── */
.pred-card{
  background:#fff;
  border-radius:24px;
  box-shadow:0 20px 60px rgba(0,61,18,.12);
  padding:26px 30px 20px;
  width:480px;
  flex-shrink:0;
  display:flex;
  flex-direction:column;
  overflow:hidden;          /* never shows scrollbar */
  text-align:center;
}

.pred-card h2{
  font-size:21px;
  font-weight:700;
  color:#004d12;
  margin-bottom:4px;
  flex-shrink:0;
}

.pred-card .subtitle{
  font-size:10.5px;
  color:#8a8a8a;
  line-height:1.6;
  margin-bottom:14px;
  flex-shrink:0;
}

/* ── RIGHT card (results) — hidden until predict ── */
.result-card{
  background:#fff;
  border-radius:24px;
  box-shadow:0 20px 60px rgba(0,61,18,.12);
  padding:26px 30px 20px;
  width:390px;
  flex-shrink:0;
  display:none;
  flex-direction:column;
  overflow:hidden;
  animation:slideIn .35s ease;
}
.result-card.visible{ display:flex; }

@keyframes slideIn{
  from{ opacity:0; transform:translateX(20px); }
  to  { opacity:1; transform:translateX(0); }
}

.result-card h3{
  font-size:15px;
  font-weight:700;
  color:#004d12;
  margin-bottom:12px;
  flex-shrink:0;
  text-align:center;
}

/* Tabs */
.tabs{
  display:flex;
  gap:7px;
  justify-content:center;
  margin-bottom:14px;
  flex-wrap:wrap;
  flex-shrink:0;
}

.tab{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 13px;
  border-radius:20px;
  border:1.5px solid #ccc;
  background:#fff;
  font-family:'Poppins', sans-serif;
  font-size:10px;
  font-weight:600;
  color:#666;
  cursor:pointer;
  text-transform:uppercase;
  transition:0.25s;
  letter-spacing:0.3px;
}
.tab:hover{ border-color:#2f9b4b; color:#2f9b4b; }
.tab.active{ background:#003d12; color:#fff; border-color:#003d12; }

/* Panels — fill remaining space in left card */
.panel{ display:none; flex:1; flex-direction:column; min-height:0; }
.panel.active{ display:flex; }

/* Upload zone — grows to fill the panel */
.upload-zone{
  position:relative;
  border:2px dashed #b5ddb5;
  border-radius:14px;
  cursor:pointer;
  background:#f8fdf8;
  transition:0.2s;
  flex:1;                   /* fills available space */
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  min-height:0;
}
.upload-zone:hover{ background:#edf7ed; border-color:#2f9b4b; }
.upload-zone input[type="file"]{
  position:absolute; inset:0; opacity:0; cursor:pointer; width:100%; height:100%;
}
.upload-icon{ width:42px; height:42px; flex-shrink:0; }
.upload-zone p{ font-size:12px; font-weight:600; color:#555; margin:0; }
.upload-zone span{ font-size:10.5px; color:#aaa; }

/* Tiny file name badge (replaces image preview on left) */
.file-indicator{
  margin-top:8px;
  padding:6px 12px;
  background:#f0faf0;
  border-radius:8px;
  font-size:10.5px;
  color:#2f9b4b;
  font-weight:600;
  border:1px solid #b5ddb5;
  flex-shrink:0;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

/* URL panel */
.panel#panel-url{ gap:10px; justify-content:center; }
.url-row{ display:flex; gap:8px; flex-shrink:0; }
.url-row input{
  flex:1; border:1.5px solid #ddd; border-radius:10px;
  padding:10px 13px; font-family:'Poppins',sans-serif; font-size:12px;
  outline:none; color:#333; transition:border-color 0.2s;
}
.url-row input:focus{ border-color:#2f9b4b; }
.url-row button{
  padding:10px 18px; border-radius:10px; background:#003d12; color:#fff;
  border:none; font-family:'Poppins',sans-serif; font-size:12px;
  font-weight:600; cursor:pointer; transition:0.2s;
}
.url-row button:hover{ background:#0c5d18; }

/* Webcam panel */
.panel#panel-webcam{ justify-content:center; }
.webcam-area{ display:flex; flex-direction:column; align-items:center; gap:10px; width:100%; }
.wc-placeholder{
  width:100%; flex:1; min-height:120px; max-height:200px;
  border-radius:14px; background:#e8f5e9;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:8px;
}
.wc-placeholder p{ font-size:11px; color:#999; font-weight:500; }
.wc-video-wrap{ position:relative; width:100%; display:none; }
#webcamVideo{ width:100%; border-radius:14px; background:#000; display:block; }
.wc-live-badge{
  position:absolute; bottom:9px; left:9px; right:9px;
  background:rgba(0,61,18,0.82); backdrop-filter:blur(6px);
  border-radius:9px; padding:8px 12px;
  display:none; align-items:center; justify-content:space-between; gap:10px;
}
.wc-live-badge.visible{ display:flex; }
.wc-badge-label{ font-size:14px; font-weight:700; color:#fff; text-transform:capitalize; }
.wc-badge-conf { font-size:10px; font-weight:500; color:#a8e6b8; white-space:nowrap; }
.wc-live-dot{
  position:absolute; top:8px; right:9px;
  display:none; align-items:center; gap:5px;
  background:rgba(0,0,0,0.45); border-radius:20px; padding:3px 8px;
}
.wc-live-dot.visible{ display:flex; }
.wc-live-dot span{ font-size:9px; font-weight:700; color:#fff; letter-spacing:1px; }
.wc-dot-circle{
  width:7px; height:7px; border-radius:50%; background:#ff4444;
  animation:livePulse 1s ease-in-out infinite;
}
@keyframes livePulse{ 0%,100%{opacity:1;transform:scale(1);} 50%{opacity:.4;transform:scale(0.7);} }
.wc-btns{ display:flex; gap:8px; flex-wrap:wrap; justify-content:center; flex-shrink:0; }
.wc-btn{
  padding:7px 15px; border-radius:20px; font-family:'Poppins',sans-serif;
  font-size:10.5px; font-weight:600; cursor:pointer; transition:0.2s;
  text-transform:uppercase; letter-spacing:0.3px;
}
.wc-btn.solid  { background:#003d12; color:#fff; border:1.5px solid #003d12; }
.wc-btn.outline{ background:#fff; color:#003d12; border:1.5px solid #003d12; }
.wc-btn:hover  { opacity:0.8; transform:translateY(-1px); }
.wc-btn:disabled{ opacity:0.35; cursor:not-allowed; transform:none; }

/* Analyze button */
.btn-analyze{
  margin-top:10px;
  width:100%;
  padding:11px;
  background:#003d12;
  color:#fff;
  border:none;
  border-radius:20px;
  font-family:'Poppins',sans-serif;
  font-size:11.5px;
  font-weight:600;
  letter-spacing:0.5px;
  text-transform:uppercase;
  cursor:pointer;
  transition:0.3s;
  flex-shrink:0;
}
.btn-analyze:hover{ background:#0c5d18; transform:translateY(-2px); box-shadow:0 8px 15px rgba(0,0,0,0.12); }
.btn-analyze:disabled{ opacity:0.45; cursor:not-allowed; transform:none; box-shadow:none; }

/* ── Result content (right card) — image fills top, box below ── */
#resultContent{
  flex:1;
  display:flex;
  flex-direction:column;
  gap:10px;
  min-height:0;
  overflow:hidden;
}

.result-img-wrap{
  flex:1;
  border-radius:12px;
  overflow:hidden;
  min-height:0;
  background:#f0f5f0;
  display:flex;
  align-items:center;
  justify-content:center;
}
.result-img-wrap img{
  width:100%; height:100%; object-fit:cover; display:block;
}

.result-box{
  background:#eaf7ea; border-radius:12px; padding:12px 14px;
  text-align:left; flex-shrink:0;
}
.result-box h4{ font-size:9px; font-weight:700; color:#004d12; letter-spacing:1.2px; text-transform:uppercase; margin-bottom:5px; }
.result-label{ font-size:22px; font-weight:700; color:#0c5d18; margin-bottom:2px; text-transform:capitalize; }
.result-conf  { font-size:11px; color:#888; font-weight:500; margin-bottom:9px; }
.pills{ display:flex; flex-wrap:wrap; gap:5px; }
.pill{
  background:#fff; border:1.5px solid #b5ddb5; border-radius:20px;
  padding:2px 10px; font-size:9.5px; font-weight:600; color:#2f9b4b; text-transform:capitalize;
}
.pill.on{ background:#003d12; color:#fff; border-color:#003d12; }

/* Spinner */
.spinner{
  display:inline-block; width:13px; height:13px;
  border:2px solid rgba(255,255,255,.35); border-top-color:#fff;
  border-radius:50%; animation:spin .6s linear infinite;
  vertical-align:middle; margin-right:6px;
}
@keyframes spin{ to{ transform:rotate(360deg); } }

/* Classes note */
.classes-note{
  margin-top:8px; font-size:9.5px; color:#ccc; line-height:1.8;
  flex-shrink:0; text-align:center;
}
.classes-note strong{ color:#2f9b4b; font-weight:600; }

/* =====================================================
   CONTACT & SIGNUP PAGES
===================================================== */
body.page-contact,
body.page-signup{
  background:#f7f7f7;
  min-height:100vh;
}

body.page-contact .container,
body.page-signup .container{
  width:100%;
  min-height:100vh;
  padding:28px 70px;
}

.page-form-body{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:50px 0 40px;
}

.card{
  background:#fff;
  border-radius:24px;
  box-shadow:0 20px 60px rgba(0,61,18,.12);
  padding:46px 42px 38px;
  width:100%;
  max-width:520px;
  text-align:center;
}

.card h2{ font-size:26px; font-weight:700; color:#004d12; margin-bottom:10px; }
.card p { font-size:12px; color:#8a8a8a; line-height:1.7; margin-bottom:26px; }

.card input,
.card textarea{
  width:100%;
  border:1.5px solid #ddd;
  border-radius:10px;
  padding:12px 14px;
  font-family:'Poppins', sans-serif;
  font-size:12px;
  margin-bottom:12px;
  outline:none;
  color:#333;
  transition:border-color .2s;
}
.card input:focus,
.card textarea:focus{ border-color:#2f9b4b; }
.card textarea{ resize:vertical; min-height:110px; }

.btn-submit{
  display:inline-block;
  background:#003d12;
  color:#fff;
  font-family:'Poppins', sans-serif;
  font-size:11px;
  font-weight:600;
  letter-spacing:0.5px;
  text-transform:uppercase;
  padding:12px 36px;
  border-radius:25px;
  border:none;
  cursor:pointer;
  transition:0.3s;
}
.btn-submit:hover{ transform:translateY(-3px); box-shadow:0 8px 15px rgba(0,0,0,0.15); }

/* =====================================================
   RESPONSIVE
===================================================== */
@media(max-width:1100px){
  .hero{ flex-direction:column; gap:30px; align-items:center; height:auto; }
  .content{ width:100%; text-align:center; padding-bottom:0; }
  .content p{ margin:auto; margin-bottom:30px; }
  .image-section{ width:100%; }
  .hero-image{ width:100%; }
  body.page-index{ overflow:auto; }

  .page-body{ flex-direction:column; overflow-y:auto; }
  .pred-card, .result-card{ width:100%; max-width:520px; }
  body.page-prediction{ height:auto; overflow:auto; }
  body.page-prediction .container{ height:auto; }
}

@media(max-width:768px){
  body.page-index .container,
  body.page-contact .container,
  body.page-signup .container,
  body.page-prediction .container{ padding:24px 28px; }
  .menu{ gap:18px; }
  .content h1{ font-size:44px; }
}

@media(max-width:560px){
  .menu a:not(.signup-btn){ display:none; }
}