/* ===== WhatsApp Tool — Light Professional UI ===== */
:root {
  --wa-green: #128C7E;
  --wa-green-bright: #25D366;
  --wa-teal: #075E54;
  --bg: #f4f7f6;
  --bg-card: #ffffff;
  --bg-elevated: #f8faf9;
  --bg-input: #ffffff;
  --border: #e2e8e6;
  --border-focus: #128C7E;
  --text: #1e293b;
  --text-muted: #64748b;
  --accent: #128C7E;
  --accent-light: #e6f7f2;
  --accent-glow: rgba(18, 140, 126, 0.15);
  --danger: #dc2626;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 4px 16px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 4px 24px rgba(15, 23, 42, 0.08);
  --font: 'Inter', 'Noto Sans Arabic', system-ui, sans-serif;
  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

/* ===== HERO — compact, powerful, ombre fade ===== */
.hero {
  position: relative;
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.65rem 1rem 2rem;
  overflow: hidden;
  border-bottom: none;
  background:
    radial-gradient(ellipse 90% 80% at 50% -10%, rgba(37, 211, 102, 0.55) 0%, transparent 58%),
    linear-gradient(165deg, #b8ebd0 0%, #d8f5e8 45%, rgba(236, 253, 245, 0.55) 78%, transparent 100%);
}

/* Ombre fade into main page — no hard line */
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 44px;
  z-index: 5;
  pointer-events: none;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(244, 247, 246, 0.25) 30%,
    rgba(244, 247, 246, 0.72) 62%,
    var(--bg) 100%
  );
}

/* Soft drifting green mesh */
.hero-mesh {
  position: absolute;
  inset: -50% -20% -30%;
  z-index: 0;
  background:
    radial-gradient(circle at 50% 20%, rgba(37, 211, 102, 0.6) 0%, transparent 38%),
    radial-gradient(circle at 20% 40%, rgba(18, 140, 126, 0.35) 0%, transparent 35%),
    radial-gradient(circle at 80% 35%, rgba(18, 140, 126, 0.3) 0%, transparent 35%);
  filter: blur(40px);
  animation: mesh-drift 14s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes mesh-drift {
  0% { transform: translate(0, 0) rotate(0deg) scale(1); }
  100% { transform: translate(-4%, 3%) rotate(2deg) scale(1.06); }
}

/* Large blurred orbs */
.hero-orbs {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(32px);
  opacity: 0.55;
  animation: orb-float 10s ease-in-out infinite alternate;
}

.hero-orb--1 {
  width: 120px;
  height: 120px;
  background: rgba(37, 211, 102, 0.65);
  top: -30px;
  left: 18%;
  animation-duration: 11s;
}

.hero-orb--2 {
  width: 90px;
  height: 90px;
  background: rgba(18, 140, 126, 0.55);
  bottom: 10px;
  right: 15%;
  animation-duration: 9s;
  animation-delay: -3s;
}

.hero-orb--3 {
  width: 70px;
  height: 70px;
  background: rgba(7, 94, 84, 0.45);
  top: 8%;
  right: 32%;
  animation-duration: 13s;
  animation-delay: -6s;
}

@keyframes orb-float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(12px, -18px) scale(1.12); }
}

/* Ghost chat bubbles (blurred WA-style shapes) */
.hero-bubbles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.chat-bubble {
  position: absolute;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.55);
  filter: blur(6px);
  animation: bubble-drift 8s ease-in-out infinite alternate;
}

.cb-1 {
  width: 72px;
  height: 36px;
  top: 18%;
  left: 14%;
  animation-duration: 7s;
}

.cb-2 {
  width: 56px;
  height: 28px;
  bottom: 22%;
  right: 18%;
  border-radius: 14px;
  animation-duration: 9s;
  animation-delay: -2s;
}

.cb-3 {
  width: 44px;
  height: 22px;
  top: 55%;
  left: 6%;
  border-radius: 12px;
  animation-duration: 11s;
  animation-delay: -4s;
}

@keyframes bubble-drift {
  0% { transform: translateY(0) rotate(0deg); opacity: 0.5; }
  100% { transform: translateY(-10px) rotate(3deg); opacity: 0.75; }
}

/* Scattered jumping emojis */
.hero-emoji-field {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
}

.jump-emoji {
  position: absolute;
  font-family: "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
  font-size: clamp(1.1rem, 2.4vw, 1.65rem);
  line-height: 1;
  filter: drop-shadow(0 3px 10px rgba(18, 140, 126, 0.28));
  animation: emoji-jump var(--dur, 4.5s) cubic-bezier(0.42, 0, 0.2, 1) infinite;
  animation-delay: var(--delay, 0s);
  will-change: transform;
}

.jump-emoji.is-far {
  opacity: 0.38;
  font-size: clamp(0.85rem, 1.8vw, 1.25rem);
  filter: blur(0.5px) drop-shadow(0 2px 6px rgba(18, 140, 126, 0.1));
}

@keyframes emoji-jump {
  0%, 100% { transform: translateY(0) scale(1) rotate(0deg); }
  12% { transform: translateY(-34px) scale(1.14) rotate(-6deg); }
  28% { transform: translateY(0) scale(0.94) rotate(0deg); }
  44% { transform: translateY(-20px) scale(1.06) rotate(4deg); }
  60% { transform: translateY(0) scale(1) rotate(0deg); }
}

/* Individual positions — compact upper band */
.je-1  { left: 4%;   top: 8%;  --dur: 4.2s; --delay: 0s; }
.je-2  { left: 14%;  top: 52%; --dur: 5.4s; --delay: -1.2s; }
.je-3  { left: 26%;  top: 5%;  --dur: 4.8s; --delay: -2.1s; }
.je-4  { left: 38%;  top: 58%; --dur: 5.8s; --delay: -0.5s; }
.je-5  { left: 50%;  top: 6%;  --dur: 4s;   --delay: -3s; }
.je-6  { left: 62%;  top: 48%; --dur: 5.1s; --delay: -1.7s; }
.je-7  { left: 74%;  top: 10%; --dur: 5.6s; --delay: -0.8s; }
.je-8  { left: 88%;  top: 42%; --dur: 4.4s; --delay: -2.5s; }
.je-9  { left: 8%;   top: 28%; --dur: 6s;   --delay: -3.4s; }
.je-10 { left: 22%;  top: 68%; --dur: 4.6s; --delay: -1.4s; }
.je-11 { left: 36%;  top: 22%; --dur: 4.1s; --delay: -2.4s; }
.je-12 { left: 58%;  top: 65%; --dur: 5.7s; --delay: -3.8s; }
.je-13 { left: 70%;  top: 26%; --dur: 5s;   --delay: -0.3s; }
.je-14 { left: 82%;  top: 55%; --dur: 3.8s; --delay: -2.8s; }
.je-15 { left: 46%;  top: 38%; --dur: 6.2s; --delay: -4.2s; }
.je-16 { left: 93%;  top: 6%;  --dur: 5.2s; --delay: -1.9s; font-size: clamp(1.3rem, 2.8vw, 1.9rem); }

.je-15 { display: none; }

.je-10, .je-12 { opacity: 0.55; }

/* Hero title — stacked wordmark */
.hero-content {
  position: relative;
  z-index: 6;
  text-align: center;
}

.hero-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.12rem;
  margin: 0;
  line-height: 1;
}

.hero-title-whatsapp {
  font-family: var(--font);
  font-size: clamp(1.4rem, 3.8vw, 1.75rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #075E54;
  text-shadow: 0 1px 14px rgba(255, 255, 255, 0.75);
}

.hero-title-tool {
  font-family: "Plus Jakarta Sans", var(--font);
  font-size: clamp(0.78rem, 2.1vw, 0.92rem);
  font-weight: 800;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: #0d6b5f;
  padding-left: 0.42em;
}

@media (prefers-reduced-motion: reduce) {
  .hero-mesh,
  .hero-orb,
  .chat-bubble,
  .jump-emoji {
    animation: none !important;
  }
}

/* ===== MAIN ===== */
.main {
  max-width: 900px;
  margin: 0.35rem auto 0.75rem;
  padding: 0 1rem;
  position: relative;
  z-index: 6;
  flex: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
}

/* ===== TABS ===== */
.tabs {
  display: flex;
  gap: 0.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.25rem;
  margin-bottom: 0.65rem;
  box-shadow: var(--shadow);
  position: relative;
  z-index: 6;
}

.tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  padding: 0.42rem 0.35rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.74rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.tab-icon { font-size: 0.88rem; }

.tab:hover {
  color: var(--text);
  background: var(--bg-elevated);
}

.tab.active {
  background: var(--wa-teal);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(18, 140, 126, 0.2);
}

/* ===== PANELS ===== */
.panel { display: none; animation: fadeIn 0.3s ease; }

.panel.active {
  display: flex;
  flex-direction: column;
  flex: 1;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== CARD ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow);
}

#panel-single .card {
  padding: 1.1rem 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

#panel-single .form-grid {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

#panel-single .field-full {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

#panel-single .actions {
  flex-shrink: 0;
  margin-top: auto;
  padding-top: 0.85rem;
}

.card-header { margin-bottom: 1.5rem; }

.card-header h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.card-header p { color: var(--text-muted); font-size: 0.9rem; }

#panel-formula .card-header {
  margin-bottom: 0.5rem;
}

#panel-formula .card-header p {
  font-size: 0.78rem;
  line-height: 1.45;
}

/* ===== FORM ===== */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

#panel-single #single-message,
#panel-formula #formula-message,
#panel-bulk #bulk-same-message {
  min-height: 96px;
  max-height: 140px;
}

#panel-single #single-message {
  flex: 1;
  max-height: none;
  min-height: 120px;
  resize: none;
}

.field-full { grid-column: 1 / -1; }

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.38rem;
  color: var(--text);
}

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

.field input[type="text"],
.field input[type="tel"],
.field input[type="number"],
.field select,
.field textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.65rem 0.85rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.field textarea { resize: vertical; min-height: 72px; }

input::placeholder,
textarea::placeholder {
  color: rgba(30, 41, 59, 0.28);
  font-size: 0.8rem;
  font-style: italic;
  font-weight: 400;
  opacity: 1;
}

input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
  color: rgba(30, 41, 59, 0.28);
  font-size: 0.8rem;
  font-style: italic;
  font-weight: 400;
}

input::-moz-placeholder,
textarea::-moz-placeholder {
  color: rgba(30, 41, 59, 0.28);
  font-size: 0.8rem;
  font-style: italic;
  font-weight: 400;
  opacity: 1;
}

.message-input[dir="rtl"] { text-align: right; }

.message-input,
.preview-content,
.emoji-picker,
.emoji-btn {
  font-family: var(--font), "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
}

.hint {
  display: block;
  font-size: 0.65rem;
  font-style: italic;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.hint-inline {
  display: inline;
  font-weight: 400;
  color: var(--text-muted);
}

.hint.hint-inline {
  margin-top: 0;
  font-style: normal;
  font-size: inherit;
}

#panel-formula .column-mapping-label {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.5rem;
  margin-bottom: 0.38rem;
}

#panel-formula .column-mapping-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

#panel-formula .column-mapping-label .hint-inline {
  font-size: 0.78rem;
  line-height: 1.4;
  flex: 1;
  min-width: 12rem;
}

#panel-formula .column-mapping-label .hint-inline strong {
  font-weight: 600;
  color: var(--text-muted);
}

#panel-bulk .bulk-mapping-label {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.5rem;
  margin: 0.65rem 0 0.38rem;
}

#panel-bulk .bulk-mapping-label .hint-inline {
  font-size: 0.78rem;
  line-height: 1.4;
  flex: 1;
  min-width: 12rem;
}

.mapping-col-select {
  min-width: 100px;
  max-width: 140px;
  padding: 0.45rem 0.5rem;
  font-size: 0.85rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: inherit;
}

#panel-bulk .bulk-phone-field {
  flex: 0 0 auto;
  margin: 0;
}

#panel-bulk .bulk-phone-field select {
  min-width: 120px;
  max-width: 180px;
}

/* ===== TOOLBAR ===== */
.toolbar {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  padding: 0.35rem 0.5rem;
}

.tb-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.85rem;
  transition: all var(--transition);
}

.tb-btn:hover {
  background: #eef2f1;
  color: var(--text);
}

.tb-bold { font-weight: 700; }
.tb-italic { font-style: italic; }
.tb-strike { text-decoration: line-through; }
.tb-mono { font-family: Consolas, monospace; font-size: 0.8rem; }

.toolbar {
  position: relative;
  z-index: 2;
}

.tb-btn.active {
  background: var(--wa-teal);
  color: #fff;
}

.tb-sep {
  width: 1px;
  height: 20px;
  background: var(--border);
  margin: 0 0.25rem;
}

.toolbar + textarea,
.toolbar + .message-input {
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

/* ===== EMOJI PICKER ===== */
.emoji-picker {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(36px, 1fr));
  gap: 0.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  margin-top: 0.5rem;
  max-height: 160px;
  overflow-y: auto;
  box-shadow: var(--shadow);
}

.emoji-picker.hidden { display: none; }

.emoji-btn {
  background: transparent;
  border: none;
  font-size: 1.25rem;
  padding: 0.25rem;
  cursor: pointer;
  border-radius: 6px;
  transition: background var(--transition);
}

.emoji-btn:hover { background: var(--bg-elevated); }

/* ===== PREVIEW ===== */
.preview-box {
  margin-top: 0.75rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
}

.preview-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
}

.preview-content {
  margin-top: 0.35rem;
  font-size: 0.95rem;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text);
}

.preview-content strong { font-weight: 700; }
.preview-content em { font-style: italic; }
.preview-content s { text-decoration: line-through; }
.preview-content code {
  font-family: monospace;
  background: #eef2f1;
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  color: var(--wa-teal);
}

/* ===== PARAM CHIPS ===== */
.param-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.param-chip {
  background: var(--accent-light);
  border: 1px dashed rgba(18, 140, 126, 0.35);
  color: var(--wa-teal);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-family: monospace;
  cursor: pointer;
  transition: all var(--transition);
}

.param-chip:hover {
  background: #d4f0ea;
  border-style: solid;
}

.param-add {
  border-style: solid;
  background: var(--bg-card);
  color: var(--text-muted);
  border-color: var(--border);
}

.param-add:hover {
  color: var(--wa-teal);
  border-color: var(--wa-teal);
  background: var(--accent-light);
}

/* ===== PARAM MAPPING ===== */
.param-mapping {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: flex-end;
}

.mapping-row {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.28rem;
}

.mapping-label {
  font-family: monospace;
  font-size: 0.8rem;
  color: var(--wa-teal);
  min-width: 0;
  white-space: nowrap;
}

.mapping-col::placeholder {
  font-style: italic;
  font-size: 0.72rem;
  color: rgba(100, 116, 139, 0.55);
}

.mapping-col {
  width: 80px !important;
  text-transform: uppercase;
}

#panel-formula .formula-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: flex-end;
}

#panel-formula .field-compact {
  flex: 0 0 auto;
  margin: 0;
}

#panel-formula #formula-phone-col {
  width: 72px;
  max-width: 72px;
  padding: 0.5rem 0.55rem;
  text-align: center;
  text-transform: uppercase;
}

#panel-formula #formula-row {
  width: 100%;
  max-width: none;
  flex: 1;
  min-width: 0;
  padding: 0.5rem 0.35rem;
  text-align: center;
  -moz-appearance: textfield;
}

#panel-formula #formula-row::-webkit-outer-spin-button,
#panel-formula #formula-row::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

#panel-formula .num-stepper {
  display: flex;
  align-items: stretch;
  width: 88px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  overflow: hidden;
}

#panel-formula .num-stepper:focus-within {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

#panel-formula .num-stepper #formula-row {
  border: none;
  box-shadow: none;
  background: transparent;
}

#panel-formula .num-stepper #formula-row:focus {
  box-shadow: none;
}

#panel-formula .num-stepper-btns {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  border-left: 1px solid var(--border);
}

#panel-formula .num-step-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  padding: 0;
  border: none;
  background: var(--bg-elevated);
  color: var(--text-muted);
  font-size: 0.45rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

#panel-formula .num-step-btn + .num-step-btn {
  border-top: 1px solid var(--border);
}

#panel-formula .num-step-btn:hover {
  background: var(--accent-light);
  color: var(--wa-teal);
}

#panel-formula .num-step-btn:active {
  background: rgba(18, 140, 126, 0.15);
}

/* ===== BUTTONS ===== */
.actions {
  margin-top: 0.85rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border: none;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--wa-teal);
  color: #fff;
  box-shadow: 0 2px 10px rgba(18, 140, 126, 0.25);
}

.btn-primary:hover {
  background: #0a6b60;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(18, 140, 126, 0.3);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-elevated);
  border-color: #cbd5e1;
}

.btn-lg { padding: 0.75rem 1.5rem; font-size: 0.92rem; }

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
  padding: 0.25rem;
}

.btn-icon:hover { color: var(--danger); }

.link-btn {
  background: none;
  border: none;
  color: var(--wa-teal);
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  text-decoration: underline;
}

/* ===== FORMULA RESULTS ===== */
.formula-results { margin-top: 1.5rem; }

.result-block {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.result-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

.result-badge.sheets { background: #4285f4; color: #fff; }
.result-badge.sheets-app { background: #25d366; color: #fff; }
.result-badge.excel { background: #217346; color: #fff; }
.result-badge.excel-url { background: #1a5c38; color: #fff; }
.result-badge.excel-legacy { background: #64748b; color: #fff; }
.result-badge.preview { background: #25d366; color: #fff; }

.btn-copy {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.3rem 0.75rem;
  border-radius: 6px;
  font-size: 0.78rem;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
}

.btn-copy:hover {
  border-color: var(--wa-teal);
  color: var(--wa-teal);
  background: var(--accent-light);
}

.btn-copy.copied {
  border-color: var(--wa-teal);
  color: var(--wa-teal);
  background: var(--accent-light);
}

.result-code {
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 0.78rem;
  line-height: 1.5;
  color: #0f5132;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.65rem;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: auto;
}

.hidden { display: none !important; }

/* ===== DROPZONE ===== */
.dropzone {
  border: 2px dashed #b8d4ce;
  border-radius: var(--radius);
  padding: 2.5rem 1.5rem;
  text-align: center;
  transition: all var(--transition);
  cursor: pointer;
  background: var(--accent-light);
  margin-bottom: 1.5rem;
}

.dropzone.dragover {
  border-color: var(--wa-teal);
  background: #d4f0ea;
  transform: scale(1.005);
}

.dropzone-icon { font-size: 2.5rem; margin-bottom: 0.5rem; }
.dropzone-title { font-weight: 600; margin-bottom: 0.25rem; color: var(--text); }
.dropzone-sub { color: var(--text-muted); font-size: 0.9rem; }

.dropzone-file {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.file-name {
  font-weight: 600;
  color: var(--wa-teal);
}

/* ===== RADIO CARDS ===== */
.radio-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.radio-card {
  display: block;
  cursor: pointer;
}

.radio-card input { display: none; }

.radio-card-body {
  display: block;
  padding: 1rem;
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.radio-card input:checked + .radio-card-body {
  border-color: var(--wa-teal);
  background: var(--accent-light);
}

.radio-card-body strong { display: block; margin-bottom: 0.2rem; color: var(--text); }
.radio-card-body small { color: var(--text-muted); font-size: 0.8rem; }

/* ===== TABLE ===== */
.preview-table-wrap { margin-top: 1.25rem; }

.preview-table-wrap h3 {
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text);
}

.badge {
  font-size: 0.72rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-weight: 600;
  color: var(--text-muted);
}

.badge.success {
  background: var(--accent-light);
  color: var(--wa-teal);
  border-color: rgba(18, 140, 126, 0.25);
}

.table-scroll {
  overflow-x: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.data-table th,
.data-table td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.data-table th {
  background: var(--bg-elevated);
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.data-table td { color: var(--text); }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: #fafcfb; }

/* ===== CONTACT LIST ===== */
.bulk-results { margin-top: 1.5rem; }

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.results-header h3 {
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text);
}

.results-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 400px;
  overflow-y: auto;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-item:hover {
  border-color: rgba(18, 140, 126, 0.35);
  box-shadow: var(--shadow);
}

.contact-index {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
  color: var(--wa-teal);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

.contact-info { flex: 1; min-width: 0; }

.contact-name {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.contact-phone {
  font-size: 0.78rem;
  color: var(--text-muted);
  direction: ltr;
  text-align: left;
}

.contact-msg {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
}

.contact-send {
  flex-shrink: 0;
  padding: 0.45rem 0.85rem;
  background: var(--wa-teal);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  text-decoration: none;
  transition: background var(--transition);
}

.contact-send:hover { background: #0a6b60; }

/* ===== TOAST ===== */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--wa-teal);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  color: var(--text);
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
  max-width: 320px;
}

.toast.error { border-left-color: var(--danger); }

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

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  padding: 0.65rem 1rem;
  color: var(--text-muted);
  font-size: 0.72rem;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
}

/* ===== META APP PANEL ===== */
.meta-intro {
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--text-muted);
  margin: 0 0 1.1rem;
}

.meta-callout {
  background: rgba(6, 104, 225, 0.08);
  border: 1px solid rgba(6, 104, 225, 0.22);
  border-radius: 8px;
  padding: 0.75rem 0.9rem;
  margin-bottom: 1.15rem;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text);
}

.meta-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.meta-check-label {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-muted);
  cursor: pointer;
}

.meta-check-label input[type="checkbox"] {
  margin-top: 0.2rem;
  flex-shrink: 0;
  accent-color: var(--wa-teal);
}

.meta-check-label code {
  font-size: 0.76rem;
}

.meta-request-email {
  width: 100%;
  font-family: inherit;
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  resize: vertical;
  min-height: 220px;
  margin-bottom: 0.65rem;
}

.meta-inline-actions {
  flex-wrap: wrap;
  gap: 0.55rem;
}

.meta-inline-actions .btn-secondary {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.meta-section {
  margin-bottom: 1.15rem;
}

.meta-section-title {
  font-size: 0.88rem;
  font-weight: 600;
  margin: 0 0 0.55rem;
  color: var(--text);
}

.meta-list,
.meta-steps {
  margin: 0;
  padding-left: 1.25rem;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text-muted);
}

.meta-steps li + li,
.meta-list li + li {
  margin-top: 0.35rem;
}

.meta-steps a {
  color: #0668e1;
  text-decoration: none;
}

.meta-steps a:hover {
  text-decoration: underline;
}

.meta-ref-grid {
  margin-top: 0.35rem;
}

.meta-actions {
  margin-top: 0.5rem;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.meta-actions .btn-primary {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.meta-divider {
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  margin-top: 1.25rem;
}

.meta-hint {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--text-muted);
  margin: 0 0 0.85rem;
}

.meta-copy-row {
  display: flex;
  gap: 0.5rem;
  align-items: stretch;
}

.meta-copy-row input {
  flex: 1;
  min-width: 0;
}

.meta-webhook-steps {
  margin: 0.75rem 0 1rem;
}

.meta-events-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.meta-events-title {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
}

.btn-sm {
  padding: 0.28rem 0.65rem;
  font-size: 0.75rem;
}

.meta-events-empty {
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
}

.meta-events-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  max-height: 320px;
  overflow-y: auto;
}

.meta-event-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
}

.meta-event-time {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.meta-event-body {
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 0.72rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  color: var(--text);
}

#meta-send-result.result-block.error .result-badge.preview {
  background: #dc3545;
}

#meta-send-result.result-block.error .result-code {
  color: #842029;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .tabs { flex-direction: column; }
  .tab { justify-content: flex-start; padding: 0.85rem 1rem; }
  .radio-group { grid-template-columns: 1fr; }
  .results-header { flex-direction: column; align-items: flex-start; }
  .contact-item { flex-wrap: wrap; }
  .contact-msg { max-width: 100%; }
  .hero { min-height: 88px; padding: 0.6rem 0.75rem 1.75rem; }
  .hero::after { height: 40px; }
  .main { margin-top: 0.3rem; }
  .card { padding: 1.1rem 1rem; }
  #panel-single #single-message {
    min-height: 100px;
    max-height: none;
  }
  #panel-formula #formula-message,
  #panel-bulk #bulk-same-message { min-height: 88px; max-height: 120px; }
  .tab { font-size: 0.7rem; padding: 0.38rem 0.25rem; }
  .tab-icon { font-size: 0.82rem; }
  .hero-title-whatsapp { font-size: 1.25rem; }
  .hero-title-tool { font-size: 0.68rem; letter-spacing: 0.38em; }
  .jump-emoji { font-size: 1.2rem; }
  .jump-emoji.is-far { font-size: 0.95rem; }
  .je-15 { display: none; }
  .cb-3 { display: none; }
}