:root {
  --green-900: #123f2e;
  --green-700: #1a5c42;
  --teal-600: #0e7a8a;
  --cream: #faf6ee;
  --paper: #ffffff;
  --ink: #22302b;
  --muted: #5c6b64;
  --amber: #c96f2e;
  --line: #e4ded1;
  --radius: 14px;
  --shadow: 0 8px 30px rgba(18, 63, 46, 0.10);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Public Sans", system-ui, sans-serif;
  color: var(--ink);
  line-height: 1.6;
  /* CA-themed watermark: pen nib, calculator, ledger, rupee, balance scale,
     growth chart, pie chart, tick and %, drawn as faint line-art on cream. */
  background-color: var(--cream);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='360' height='360' viewBox='0 0 360 360'%3E%3Cg fill='none' stroke='%23123f2e' stroke-opacity='0.09' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cg transform='translate(34,28) rotate(-24)'%3E%3Cpath d='M14 0 C20 10 21 20 14 32 C7 20 8 10 14 0 Z'/%3E%3Cline x1='14' y1='8' x2='14' y2='24'/%3E%3Ccircle cx='14' cy='25' r='2.2'/%3E%3C/g%3E%3Cg transform='translate(196,36) rotate(9)'%3E%3Crect x='0' y='0' width='34' height='44' rx='4'/%3E%3Crect x='5' y='5' width='24' height='9' rx='1.5'/%3E%3Ccircle cx='9' cy='23' r='1.7'/%3E%3Ccircle cx='17' cy='23' r='1.7'/%3E%3Ccircle cx='25' cy='23' r='1.7'/%3E%3Ccircle cx='9' cy='31' r='1.7'/%3E%3Ccircle cx='17' cy='31' r='1.7'/%3E%3Ccircle cx='25' cy='31' r='1.7'/%3E%3Ccircle cx='9' cy='39' r='1.7'/%3E%3Ccircle cx='17' cy='39' r='1.7'/%3E%3Ccircle cx='25' cy='39' r='1.7'/%3E%3C/g%3E%3Cg transform='translate(296,104) rotate(-7)'%3E%3Ccircle cx='16' cy='16' r='15'/%3E%3Cline x1='16' y1='16' x2='16' y2='1'/%3E%3Cline x1='16' y1='16' x2='29' y2='23'/%3E%3C/g%3E%3Cg transform='translate(160,150)'%3E%3Cpath d='M0 0 L0 34 L38 34'/%3E%3Cpath d='M5 28 L13 19 L21 23 L33 8'/%3E%3Cpath d='M33 8 L33 14 M33 8 L27 8'/%3E%3C/g%3E%3Ctext transform='translate(84,206) rotate(-11)' font-family='Georgia, serif' font-size='34' fill='%23123f2e' fill-opacity='0.09' stroke='none'%3E%E2%82%B9%3C/text%3E%3Cg transform='translate(244,214) rotate(-8)'%3E%3Crect x='0' y='0' width='32' height='40' rx='3'/%3E%3Cline x1='7' y1='10' x2='25' y2='10'/%3E%3Cline x1='7' y1='17' x2='25' y2='17'/%3E%3Cline x1='7' y1='24' x2='25' y2='24'/%3E%3Cline x1='7' y1='31' x2='17' y2='31'/%3E%3C/g%3E%3Cg transform='translate(52,268) rotate(5)'%3E%3Cline x1='20' y1='2' x2='20' y2='28'/%3E%3Cline x1='12' y1='31' x2='28' y2='31'/%3E%3Cline x1='2' y1='8' x2='38' y2='8'/%3E%3Cpath d='M2 8 L-2 18 M2 8 L6 18 M-4 18 Q2 25 8 18'/%3E%3Cpath d='M38 8 L34 18 M38 8 L42 18 M32 18 Q38 25 44 18'/%3E%3C/g%3E%3Cg transform='translate(168,300) rotate(8)'%3E%3Cpath d='M0 10 L7 17 L20 0'/%3E%3C/g%3E%3Ctext transform='translate(300,330) rotate(9)' font-family='Georgia, serif' font-size='30' fill='%23123f2e' fill-opacity='0.09' stroke='none'%3E%25%3C/text%3E%3C/g%3E%3C/svg%3E");
  background-size: 360px 360px;
}
h1, h2, h3 { font-family: "Fraunces", Georgia, serif; color: var(--green-900); line-height: 1.15; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 0.4rem; }
a { color: var(--teal-600); }
img { max-width: 100%; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 1.25rem; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 0.7rem 1.25rem; }
.brand { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; color: inherit; }
/* Official CA India logo — per ICAI guidelines it sits on a white background,
   unmodified. The white chip preserves that against the cream header. */
.brand-icon {
  height: 42px; width: auto; display: block;
  background: #fff; padding: 5px 8px; border-radius: 8px;
  border: 1px solid var(--line);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { color: var(--green-900); }
.brand-text small { color: var(--muted); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; }
.nav { display: flex; gap: 1.1rem; align-items: center; }
.nav a { text-decoration: none; color: var(--ink); font-weight: 500; font-size: 0.95rem; }
.nav a:hover { color: var(--teal-600); }
.nav-cta {
  background: var(--green-900); color: #fff !important;
  padding: 0.45rem 0.95rem; border-radius: 999px;
}
@media (max-width: 760px) { .nav a:not(.nav-cta) { display: none; } }

/* Seasonal ribbon */
.season-ribbon {
  display: block; text-align: center; text-decoration: none;
  background: var(--amber); color: #fff; font-size: 0.92rem;
  padding: 0.55rem 1rem;
}
.season-ribbon strong { font-weight: 700; }
.season-ribbon:hover { filter: brightness(1.06); }

/* Hero — translucent wash so the body watermark shows through */
.hero { padding: 4rem 0 3.5rem; background: linear-gradient(160deg, rgba(250, 246, 238, 0.55) 55%, rgba(238, 243, 236, 0.78) 100%); }
.hero-inner { display: grid; grid-template-columns: 1.4fr 1fr; gap: 2.5rem; align-items: center; }
@media (max-width: 820px) { .hero-inner { grid-template-columns: 1fr; } }
.eyebrow { text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem; font-weight: 700; color: var(--amber); margin-bottom: 0.6rem; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin-bottom: 0.9rem; }
.hero .accent { color: var(--teal-600); font-style: italic; }
.lede { font-size: 1.1rem; color: var(--muted); max-width: 46ch; margin-bottom: 1.4rem; }
.hero-actions { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-bottom: 1.4rem; }
.hero-points { list-style: none; display: flex; gap: 1.2rem; flex-wrap: wrap; color: var(--muted); font-size: 0.9rem; }
.hero-points li::before { content: "✓ "; color: var(--green-700); font-weight: 700; }

.hero-card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.4rem 1.5rem; box-shadow: var(--shadow);
}
.hero-card-title { font-weight: 700; color: var(--amber); margin-bottom: 0.8rem; }
.due-row {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: 0.55rem 0; border-bottom: 1px dashed var(--line); font-size: 0.95rem;
}
.due-row strong { color: var(--green-900); white-space: nowrap; }
.due-row.muted { color: var(--muted); }
.hero-card-note { margin-top: 0.9rem; font-family: "Fraunces", serif; font-style: italic; color: var(--green-700); }

/* Buttons */
.btn {
  display: inline-block; border: none; cursor: pointer; text-decoration: none;
  font-family: inherit; font-weight: 600; font-size: 0.98rem;
  padding: 0.7rem 1.4rem; border-radius: 999px; transition: transform 0.12s, box-shadow 0.12s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--green-900); color: #fff; box-shadow: 0 4px 14px rgba(18,63,46,0.25); }
.btn-ghost { background: transparent; color: var(--green-900); border: 1.5px solid var(--green-900); }
.btn-sm { padding: 0.45rem 1rem; font-size: 0.88rem; }
.btn-light { background: #fff; color: var(--green-900); }

/* CTA band (season page) */
.cta-band {
  margin-top: 2rem; background: var(--green-900); color: #eef3ec;
  border-radius: var(--radius); padding: 1.6rem 1.8rem;
  display: flex; justify-content: space-between; align-items: center; gap: 1.2rem; flex-wrap: wrap;
}
.cta-band p { font-family: "Fraunces", serif; font-size: 1.15rem; max-width: 46ch; }
.smart-card-text { margin-bottom: 1.1rem; opacity: 0.92; font-size: 0.95rem; }

/* Sections */
.section { padding: 3.5rem 0; }
.section-alt { background: rgba(240, 239, 230, 0.72); }
.section-sub { color: var(--muted); margin-bottom: 1.8rem; max-width: 60ch; }

.grid { display: grid; gap: 1.1rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 820px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.3rem 1.4rem;
}
.card h3 { font-size: 1.08rem; margin-bottom: 0.4rem; }
.card p { color: var(--muted); font-size: 0.93rem; }
.card .icon { font-size: 1.5rem; display: block; margin-bottom: 0.6rem; }
.icon-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: 12px; margin-bottom: 0.7rem;
  background: #e7f0ea; color: var(--green-700);
}
.icon-badge svg { width: 26px; height: 26px; }

/* ITR cards */
.itr-card { position: relative; }
.itr-num {
  font-family: "Fraunces", serif; font-size: 2.4rem; font-weight: 700;
  color: var(--teal-600); opacity: 0.35; position: absolute; top: 0.6rem; right: 1rem;
}
.itr-due {
  display: inline-block; margin-top: 0.7rem; background: #fdf1e3; color: var(--amber);
  font-weight: 700; font-size: 0.82rem; padding: 0.25rem 0.7rem; border-radius: 999px;
}

/* Documents */
.docs-layout { display: grid; grid-template-columns: 1.3fr 1fr; gap: 2.5rem; align-items: start; }
@media (max-width: 820px) { .docs-layout { grid-template-columns: 1fr; } }
.check-list { list-style: none; }
.check-list li { padding: 0.45rem 0 0.45rem 1.9rem; position: relative; border-bottom: 1px dashed var(--line); }
.check-list li::before {
  content: "✓"; position: absolute; left: 0.2rem; color: #fff; background: var(--green-700);
  width: 1.25rem; height: 1.25rem; border-radius: 50%; text-align: center;
  line-height: 1.3rem; font-size: 0.75rem; top: 0.65rem;
}
.check-list.compact li { font-size: 0.92rem; }
.smart-card {
  background: var(--green-900); color: #f2f5ef; border-radius: var(--radius);
  padding: 1.5rem 1.6rem; box-shadow: var(--shadow);
}
.smart-card h3 { color: #fff; margin-bottom: 0.8rem; }
.smart-card .check-list li { border-color: rgba(255,255,255,0.15); }
.smart-card .check-list li::before { background: var(--teal-600); }

/* Team */
.team-card { text-align: center; }
.team-avatar {
  width: 74px; height: 74px; border-radius: 50%; margin: 0 auto 0.8rem;
  background: linear-gradient(135deg, var(--green-700), var(--teal-600));
  color: #fff; font-family: "Fraunces", serif; font-size: 1.6rem; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
}
.team-card .role { color: var(--amber); font-weight: 600; font-size: 0.85rem; margin-bottom: 0.4rem; }

/* Contact — translucent wash so the body watermark shows through */
.section-contact { background: linear-gradient(160deg, rgba(238, 243, 236, 0.78), rgba(250, 246, 238, 0.55)); }
.contact-layout { display: grid; grid-template-columns: 1fr 1.3fr; gap: 2.5rem; align-items: start; }
@media (max-width: 820px) { .contact-layout { grid-template-columns: 1fr; } }
.contact-line { font-size: 1.05rem; margin: 0.5rem 0; }
.contact-form {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.5rem; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 0.9rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.contact-form label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; font-weight: 600; color: var(--green-900); }
.contact-form input, .contact-form select, .contact-form textarea {
  font: inherit; padding: 0.6rem 0.75rem; border: 1px solid var(--line); border-radius: 8px; background: #fcfbf7;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: 2px solid var(--teal-600); border-color: transparent; }
.form-status { font-size: 0.9rem; min-height: 1.2em; }
.form-status.ok { color: var(--green-700); }
.form-status.err { color: #b33a3a; }

/* Footer */
.site-footer { background: var(--green-900); color: #dfe8e0; padding: 2rem 0; margin-top: 0; }
.footer-inner { text-align: center; display: flex; flex-direction: column; gap: 0.35rem; }
.fineprint { font-size: 0.78rem; opacity: 0.7; margin-top: 0.5rem; }

/* ---- Chat widget ---- */
/* Our display:flex rules would otherwise override the hidden attribute */
[hidden] { display: none !important; }

#chat-bubble {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 90;
  width: 58px; height: 58px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--green-900); color: #fff; font-size: 1.5rem;
  box-shadow: 0 6px 22px rgba(18,63,46,0.4); transition: transform 0.15s;
}
#chat-bubble:hover { transform: scale(1.07); }

.chat-panel {
  position: fixed; right: 1.4rem; bottom: 5.6rem; z-index: 95;
  width: min(380px, calc(100vw - 2rem)); height: min(560px, calc(100vh - 8rem));
  background: var(--paper); border-radius: 16px; border: 1px solid var(--line);
  box-shadow: 0 18px 50px rgba(18,63,46,0.28);
  display: flex; flex-direction: column; overflow: hidden;
}
.chat-header {
  background: var(--green-900); color: #fff; padding: 0.85rem 1rem;
  display: flex; justify-content: space-between; align-items: center;
}
.chat-header small { display: block; opacity: 0.75; font-size: 0.75rem; }
.chat-header button { background: none; border: none; color: #fff; font-size: 1rem; cursor: pointer; }

.chat-messages { flex: 1; overflow-y: auto; padding: 1rem; display: flex; flex-direction: column; gap: 0.6rem; background: var(--cream); }
.msg { max-width: 85%; padding: 0.6rem 0.85rem; border-radius: 14px; font-size: 0.92rem; white-space: pre-wrap; word-wrap: break-word; }
.msg.user { align-self: flex-end; background: var(--green-700); color: #fff; border-bottom-right-radius: 4px; }
.msg.bot { align-self: flex-start; background: #fff; border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.msg.typing { color: var(--muted); font-style: italic; }

/* Lead form renders inside the message stream as a bot-style card,
   so it scrolls with the conversation instead of covering it. */
.chat-lead-form {
  align-self: flex-start; width: 92%;
  background: #fff; border: 1px solid var(--line);
  border-radius: 14px; border-bottom-left-radius: 4px;
  padding: 0.8rem 0.9rem; margin-top: 0.2rem;
  display: flex; flex-direction: column; gap: 0.45rem;
  box-shadow: 0 2px 8px rgba(18, 63, 46, 0.06);
}
.lead-form-title { font-size: 0.85rem; font-weight: 600; color: var(--green-900); }
.chat-lead-form input, .chat-lead-form textarea {
  font: inherit; font-size: 0.88rem; padding: 0.5rem 0.65rem;
  border: 1px solid var(--line); border-radius: 8px;
}
.lead-form-actions { display: flex; gap: 0.5rem; }

.chat-input { display: flex; border-top: 1px solid var(--line); }
.chat-input input { flex: 1; border: none; padding: 0.85rem 1rem; font: inherit; font-size: 0.92rem; outline: none; }
.chat-input button {
  border: none; background: var(--teal-600); color: #fff; padding: 0 1.2rem;
  font-size: 1.05rem; cursor: pointer;
}
.chat-input button:disabled { opacity: 0.5; cursor: default; }