/* ============================================================
   WhatIfInvest — Design System
   ============================================================ */

/* ── Tokens ─────────────────────────────────────────────── */
:root {
  --bg-base: #030f1e;
  --bg-card: rgba(255, 255, 255, 0.035);
  --bg-card-hover: rgba(255, 255, 255, 0.055);
  --bg-input: rgba(255, 255, 255, 0.06);
  --bg-input-focus: rgba(255, 255, 255, 0.10);

  --border: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(10, 210, 225, 0.7);

  --accent-1: #0AD2E1;
  /* Turquoise */
  --accent-2: #0080A6;
  /* Deep Cerulean */
  --accent-mid: #005C8A;
  /* Dark Cerulean */
  --grad: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  --grad-text: linear-gradient(90deg, var(--accent-1), var(--accent-2));

  --green: #10d984;
  --green-dim: rgba(16, 217, 132, 0.12);
  --red: #f43f5e;
  --red-dim: rgba(244, 63, 94, 0.12);

  --text-primary: #f0f0ff;
  --text-secondary: rgba(240, 240, 255, 0.55);
  --text-muted: rgba(240, 240, 255, 0.3);

  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;
  --radius-xl: 0px;

  --shadow-card: 0 8px 48px rgba(0, 0, 0, 0.55), 0 1px 0 rgba(255, 255, 255, 0.06) inset;
  --shadow-glow-green: 0 0 40px rgba(16, 217, 132, 0.18);
  --shadow-glow-red: 0 0 40px rgba(244, 63, 94, 0.18);

  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset & base ───────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Background orbs — hidden (solid background, no animation) */
.bg-orb {
  display: none;
}


/* ── Layout ─────────────────────────────────────────────── */
.app-wrapper {
  position: relative;
  z-index: 1;
  max-width: 820px;
  margin: 0 auto;
  padding: 48px 20px 64px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* ── Header ─────────────────────────────────────────────── */
.site-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-icon {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.8rem;
  animation: spin-slow 12s linear infinite;
}

@keyframes spin-slow {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.logo-text {
  color: var(--text-primary);
}

.logo-accent {
  background: var(--grad-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-tagline {
  color: var(--text-secondary);
  font-size: 0.93rem;
  font-weight: 400;
  max-width: 420px;
  line-height: 1.5;
}

/* ── Cards ──────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* ── Card header ────────────────────────────────────────── */
.card-header {
  margin-bottom: 32px;
}

.card-title {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: var(--grad-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 8px;
}

.card-subtitle {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ── Form ───────────────────────────────────────────────── */
form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.amount-row {
  grid-template-columns: auto 1fr;
  gap: 12px;
}

.currency-group {
  min-width: 140px;
}

.flex-grow {
  flex: 1;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.label-hint {
  font-size: 0.75rem;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-muted);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 14px;
  font-size: 1rem;
  pointer-events: none;
  z-index: 1;
  opacity: 0.7;
}

.currency-symbol {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent-2);
  opacity: 1;
  font-family: inherit;
}

.form-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.97rem;
  font-weight: 500;
  padding: 13px 16px 13px 44px;
  outline: none;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
  appearance: none;
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input:focus {
  border-color: var(--accent-1);
  background: var(--bg-input-focus);
  box-shadow: 0 0 0 3px rgba(10, 210, 225, 0.18);
}

.form-input:invalid:not(:placeholder-shown) {
  border-color: var(--red);
}

/* Date & time inputs */
input[type="date"],
input[type="time"] {
  color-scheme: dark;
}

/* Select */
.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230AD2E1' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-select option {
  background: #081a30;
  color: var(--text-primary);
}

/* Amount input — no spinner arrows */
.amount-input::-webkit-inner-spin-button,
.amount-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  appearance: none;
}

.amount-input {
  -moz-appearance: textfield;
}

/* Symbol status indicator */
.symbol-wrapper {
  gap: 0;
}

.symbol-status {
  position: absolute;
  right: 14px;
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
}

.symbol-status.loading {
  color: var(--accent-2);
  animation: pulse 1.2s ease-in-out infinite;
}

.symbol-status.found {
  color: var(--green);
}

.symbol-status.error {
  color: var(--red);
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.4;
  }
}

.resolved-symbol {
  font-size: 0.82rem;
  color: var(--green);
  padding: 6px 10px;
  background: var(--green-dim);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(16, 217, 132, 0.2);
  font-weight: 500;
}

.resolved-symbol.hidden {
  display: none;
}

/* ── Calculate button ───────────────────────────────────── */
.btn-calculate {
  margin-top: 8px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--grad);
  border: none;
  border-radius: var(--radius-md);
  color: #fff;
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  padding: 16px 32px;
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
  overflow: hidden;
}

.btn-calculate::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn-calculate:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(0, 128, 166, 0.55);
}

.btn-calculate:hover::before {
  opacity: 1;
}

.btn-calculate:active:not(:disabled) {
  transform: translateY(0);
}

.btn-calculate:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.btn-icon {
  font-size: 1.1rem;
  transition: transform var(--transition);
}

.btn-calculate:hover .btn-icon {
  transform: translateX(4px);
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.hidden {
  display: none !important;
}

/* ── Error message ──────────────────────────────────────── */
.error-message {
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: var(--red-dim);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: var(--red);
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.5;
}

/* ── Results card ───────────────────────────────────────── */
.results-card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.results-card.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stock info bar */
.stock-info-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.stock-identity {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.result-symbol-badge {
  background: var(--grad);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  padding: 5px 12px;
}

.result-company-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.result-exchange-badge {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
}

/* Result hero */
.result-hero {
  text-align: center;
  padding: 24px 0 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.result-verdict {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 999px;
}

.result-verdict.gain {
  color: var(--green);
  background: var(--green-dim);
  border: 1px solid rgba(16, 217, 132, 0.25);
}

.result-verdict.loss {
  color: var(--red);
  background: var(--red-dim);
  border: 1px solid rgba(244, 63, 94, 0.25);
}

.result-amount-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.result-label {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.result-final-value {
  font-size: 3.2rem;
  font-weight: 900;
  letter-spacing: -2px;
  line-height: 1;
}

.result-final-value.gain {
  color: var(--green);
}

.result-final-value.loss {
  color: var(--red);
}

.result-pnl {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.result-pnl.gain {
  color: var(--green);
}

.result-pnl.loss {
  color: var(--red);
}

/* Glow animation for results */
@keyframes glow-green {

  0%,
  100% {
    box-shadow: var(--shadow-card);
  }

  50% {
    box-shadow: var(--shadow-card), var(--shadow-glow-green);
  }
}

@keyframes glow-red {

  0%,
  100% {
    box-shadow: var(--shadow-card);
  }

  50% {
    box-shadow: var(--shadow-card), var(--shadow-glow-red);
  }
}


/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 32px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.7px;
}

.stat-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

/* Chart */
.chart-container {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 24px;
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.chart-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.chart-currency {
  font-size: 0.78rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
}

.price-chart {
  width: 100%;
  height: 160px;
  display: block;
  border-radius: var(--radius-sm);
}

/* Disclaimer */
.disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
  text-align: center;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

/* ── Footer ─────────────────────────────────────────────── */
.site-footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.76rem;
  padding-top: 8px;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 640px) {
  .app-wrapper {
    padding: 28px 14px 48px;
    gap: 20px;
  }

  .card {
    padding: 24px 20px;
    border-radius: var(--radius-lg);
  }

  .card-title {
    font-size: 1.3rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .amount-row {
    grid-template-columns: 1fr 1fr;
  }

  .result-final-value {
    font-size: 2.2rem;
    letter-spacing: -1px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 400px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .amount-row {
    grid-template-columns: 1fr;
  }
}

/* ── Share panel ─────────────────────────────────────────── */
.share-panel {
  margin-bottom: 28px;
  padding: 22px 24px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(10, 210, 225, 0.18);
  box-shadow: 0 0 0 1px rgba(10, 210, 225, 0.06) inset;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  overflow: hidden;
}

.share-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 210, 225, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.share-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.share-panel-icon {
  font-size: 1.1rem;
  line-height: 1;
}

.share-panel-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.share-panel-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
  font-style: italic;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
}

/* Share URL copy row */
.share-copy-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.share-copy-input {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-family: 'Inter', monospace;
  font-size: 0.75rem;
  padding: 9px 12px;
  outline: none;
  cursor: text;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: border-color var(--transition), background var(--transition);
}

.share-copy-input:focus {
  border-color: rgba(10, 210, 225, 0.4);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

/* Platform buttons row */
.share-btns {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), opacity var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.share-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.08);
  opacity: 0;
  transition: opacity var(--transition);
}

.share-btn:hover::before {
  opacity: 1;
}

.share-btn:hover {
  transform: translateY(-2px);
}

.share-btn:active {
  transform: translateY(0);
}

/* Bluesky */
.share-btn-bsky {
  background: rgba(0, 133, 255, 0.12);
  border-color: rgba(0, 133, 255, 0.35);
  color: #4fa3ff;
}

.share-btn-bsky:hover {
  border-color: rgba(0, 133, 255, 0.6);
}

/* Copy link */
.share-btn-copy {
  background: rgba(10, 210, 225, 0.10);
  border-color: rgba(10, 210, 225, 0.3);
  color: var(--accent-1);
}

.share-btn-copy:hover {
  border-color: rgba(10, 210, 225, 0.55);
}

.share-btn-icon {
  font-size: 1rem;
  line-height: 1;
  display: flex;
  align-items: center;
}

/* ── Share toast ─────────────────────────────────────────── */
.share-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(16, 217, 132, 0.15);
  border: 1px solid rgba(16, 217, 132, 0.4);
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: 999px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  pointer-events: none;
  z-index: 1000;
  transition: opacity 0.25s ease, transform 0.25s ease;
  white-space: nowrap;
}

.share-toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 640px) {
  .share-btns {
    flex-direction: column;
  }

  .share-btn {
    justify-content: center;
  }

  .share-copy-row {
    flex-direction: column;
    align-items: stretch;
  }

  .share-copy-input {
    font-size: 0.7rem;
  }
}