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

:root {
  --green:       #1D9E75;
  --green-dark:  #0F6E56;
  --green-light: #E1F5EE;
  --blue:        #185FA5;
  --text:        #1A1A1A;
  --text-muted:  #6B7280;
  --border:      #E5E7EB;
  --bg:          #F9FAFB;
  --white:       #FFFFFF;
  --warn:        #FAEEDA;
  --warn-text:   #633806;
  --radius:      12px;
  --shadow:      0 1px 4px rgba(0,0,0,0.08);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* ── HEADER ── */
header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
}

.logo {
  font-size: 18px;
  font-weight: 600;
  color: var(--green);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-muted);
}

/* ── SCREENS ── */
.screen {
  max-width: 480px;
  margin: 40px auto;
  padding: 0 16px 80px;
}

/* ── CARD ── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.auth-card {
  text-align: center;
  padding: 48px 32px;
}

h1 { font-size: 24px; margin-bottom: 8px; }
h2 { font-size: 20px; margin-bottom: 6px; }

.subtitle {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 24px;
}

/* ── FORM ── */
.form-group {
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.optional { font-weight: 400; color: var(--text-muted); }

input[type="number"],
input[type="text"],
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  color: var(--text);
  background: var(--white);
  outline: none;
  transition: border-color 0.15s;
}

input:focus, select:focus {
  border-color: var(--green);
}

/* ── GOAL PILLS ── */
.goal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.goal-pill {
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 8px 14px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  text-align: center;
  transition: all 0.15s;
}

.goal-pill.selected {
  background: var(--green-light);
  border-color: var(--green);
  color: var(--green-dark);
  font-weight: 500;
}

/* ── UPLOAD ZONE ── */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 32px 20px;
  text-align: center;
  cursor: pointer;
  margin-bottom: 16px;
  transition: border-color 0.15s;
  background: var(--bg);
}

.upload-zone:hover { border-color: var(--green); }
.upload-zone.has-image { padding: 8px; border-style: solid; }

.upload-icon { font-size: 32px; margin-bottom: 8px; }
.upload-zone p { font-size: 14px; color: var(--text-muted); margin-bottom: 4px; }

#preview-img {
  width: 100%;
  max-height: 260px;
  object-fit: cover;
  border-radius: 8px;
}

/* ── BUTTONS ── */
.btn-primary {
  width: 100%;
  padding: 12px;
  background: var(--green);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.15s;
}

.btn-primary:hover { background: var(--green-dark); }
.btn-primary:disabled { background: var(--border); color: var(--text-muted); cursor: not-allowed; }

.btn-outline {
  width: 100%;
  padding: 11px;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  margin-top: 8px;
  transition: border-color 0.15s;
}

.btn-outline:hover { border-color: var(--green); color: var(--green); }

.btn-link {
  background: none;
  border: none;
  color: var(--green);
  font-size: 13px;
  cursor: pointer;
  padding: 0;
}

/* ── PROFILE BAR ── */
.profile-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
}

/* ── MESSAGES ── */
.msg {
  font-size: 13px;
  margin-top: 10px;
  min-height: 18px;
  text-align: center;
}

.msg.success { color: var(--green); }
.msg.error   { color: #DC2626; }
.msg.loading { color: var(--text-muted); }

.note {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 12px;
}

/* ── RESULTS ── */
.results h2 { margin-bottom: 16px; color: var(--green); }

#results-content {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
  white-space: pre-wrap;
}

#results-content h1,
#results-content h2,
#results-content h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 14px 0 6px;
  color: var(--text);
}

#results-content strong { color: var(--text); }


/* ── RESULTS MARKDOWN ── */
#results-content p  { margin-bottom: 10px; line-height: 1.7; }
#results-content h1 { font-size: 17px; font-weight: 600; color: var(--green); margin: 16px 0 6px; }
#results-content h2 { font-size: 15px; font-weight: 600; color: var(--text); margin: 14px 0 4px; }
#results-content h3 { font-size: 14px; font-weight: 600; color: var(--text); margin: 10px 0 4px; }
#results-content ul { padding-left: 20px; margin-bottom: 10px; }
#results-content li { margin-bottom: 4px; line-height: 1.6; }
#results-content hr { border: none; border-top: 1px solid var(--border); margin: 14px 0; }
#results-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 12px;
  font-size: 13px;
}
#results-content td {
  padding: 7px 10px;
  border: 1px solid var(--border);
}
#results-content tr:first-child td {
  background: var(--green-light);
  font-weight: 600;
  color: var(--green-dark);
}
#results-content tr:nth-child(even) td {
  background: var(--bg);
}