/* ═══════════════════════════════════════════════
   OLD SCHOOL WHATSAPP CHARTER — Stylesheet
   Version: 1.0.0
═══════════════════════════════════════════════ */

:root {
  --os-navy:        #102436;
  --os-navy-dark:   #0B1A29;
  --os-orange:      #DB8E32;
  --os-orange-hov:  #E6A34A;
  --os-bg:          #F7F5F2;
  --os-white:       #FFFFFF;
  --os-wa-green:    #25D366;
  --os-wa-green-hov:#1ebe5b;
  --os-font-title:  'Cormorant Garamond', Georgia, serif;
  --os-font-body:   'Montserrat', Arial, sans-serif;
}

/* ── Google Fonts load ── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=Montserrat:wght@300;400;500;600&display=swap');

/* ── FAB Button ── */
#os-wa-fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: var(--os-wa-green);
  border-radius: 50%;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45), 0 2px 8px rgba(0,0,0,0.18);
  transition: transform 0.3s cubic-bezier(.34,1.56,.64,1), box-shadow 0.3s ease, background 0.25s ease;
  z-index: 99990;
  outline: none;
  padding: 0;
}
#os-wa-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.55), 0 3px 12px rgba(0,0,0,0.22);
}
#os-wa-fab:focus-visible {
  outline: 3px solid var(--os-orange);
  outline-offset: 3px;
}
#os-wa-fab svg {
  width: 32px;
  height: 32px;
  transition: opacity 0.2s ease;
  display: block;
}
#os-wa-fab .icon-close { display: none; }
#os-wa-fab.os-open .icon-wa    { display: none; }
#os-wa-fab.os-open .icon-close { display: block; }
#os-wa-fab.os-open {
  background: var(--os-navy);
  box-shadow: 0 4px 20px rgba(16,36,54,0.4);
}

/* pulse ring */
#os-wa-fab::before {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,0.5);
  animation: os-wa-pulse 2.4s ease-out infinite;
  pointer-events: none;
}
#os-wa-fab.os-open::before { display: none; }

@keyframes os-wa-pulse {
  0%   { transform: scale(1);    opacity: 0.7; }
  70%  { transform: scale(1.38); opacity: 0; }
  100% { transform: scale(1.38); opacity: 0; }
}

/* ── Tooltip ── */
#os-wa-tooltip {
  position: fixed;
  bottom: 38px;
  right: 100px;
  background: var(--os-navy);
  color: var(--os-white);
  font-family: var(--os-font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 14px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translateX(6px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 99989;
}
#os-wa-tooltip::after {
  content: '';
  position: absolute;
  right: -6px; top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right: none;
  border-left-color: var(--os-navy);
}
#os-wa-fab:hover ~ #os-wa-tooltip { opacity: 1; transform: translateX(0); }

/* ── Panel ── */
#os-wa-panel {
  position: fixed;
  bottom: 100px;
  right: 28px;
  width: 360px;
  max-height: 82vh;
  background: var(--os-white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow:
    0 24px 64px rgba(16,36,54,0.22),
    0 4px 16px rgba(16,36,54,0.10);
  z-index: 99989;
  display: flex;
  flex-direction: column;
  transform: translateY(20px) scale(0.96);
  opacity: 0;
  pointer-events: none;
  transition:
    transform 0.38s cubic-bezier(.34,1.36,.64,1),
    opacity   0.3s ease;
  transform-origin: bottom right;
}
#os-wa-panel.os-visible {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: all;
}

/* ── Panel Header ── */
.os-wa-header {
  background: var(--os-navy);
  padding: 20px 22px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.os-wa-header-avatar {
  width: 46px; height: 46px;
  background: var(--os-orange);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.os-wa-header-avatar svg { width: 24px; height: 24px; }
.os-wa-header-text h3 {
  font-family: var(--os-font-title);
  font-weight: 400;
  font-size: 1.15rem;
  color: var(--os-white);
  letter-spacing: 0.04em;
  line-height: 1.2;
  margin: 0;
}
.os-wa-header-text p {
  font-family: var(--os-font-body);
  font-size: 0.67rem;
  color: rgba(255,255,255,0.52);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 4px 0 0;
}
.os-wa-online-dot {
  display: inline-block;
  width: 7px; height: 7px;
  background: var(--os-wa-green);
  border-radius: 50%;
  margin-right: 5px;
  vertical-align: middle;
}

/* ── Intro bubble ── */
.os-wa-intro {
  padding: 18px 22px 10px;
  flex-shrink: 0;
}
.os-wa-bubble {
  background: var(--os-bg);
  border-radius: 0 12px 12px 12px;
  padding: 12px 15px;
  font-family: var(--os-font-body);
  font-size: 0.79rem;
  font-weight: 300;
  line-height: 1.65;
  color: var(--os-navy);
  display: inline-block;
  max-width: 100%;
}
.os-wa-bubble strong {
  font-weight: 600;
  color: var(--os-orange);
}

/* ── Form ── */
.os-wa-form {
  padding: 8px 22px 20px;
  overflow-y: auto;
  flex: 1;
}
.os-wa-form::-webkit-scrollbar { width: 4px; }
.os-wa-form::-webkit-scrollbar-track { background: transparent; }
.os-wa-form::-webkit-scrollbar-thumb { background: rgba(16,36,54,0.15); border-radius: 2px; }

.os-wa-field { margin-bottom: 13px; }
.os-wa-field label {
  display: block;
  font-family: var(--os-font-body);
  font-size: 0.63rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--os-navy);
  opacity: 0.5;
  margin-bottom: 5px;
}
.os-wa-field input,
.os-wa-field select,
.os-wa-field textarea {
  width: 100%;
  background: var(--os-bg);
  border: 1.5px solid transparent;
  border-radius: 8px;
  padding: 10px 13px;
  font-family: var(--os-font-body);
  font-size: 0.79rem;
  font-weight: 400;
  color: var(--os-navy);
  transition: border-color 0.2s ease, background 0.2s ease;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  box-sizing: border-box;
}
.os-wa-field input:focus,
.os-wa-field select:focus,
.os-wa-field textarea:focus {
  border-color: var(--os-orange);
  background: #fff;
}
.os-wa-field textarea {
  resize: none;
  height: 70px;
  line-height: 1.55;
}
.os-wa-field select {
  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='%23102436' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
  cursor: pointer;
}
.os-wa-field input[type="date"] { cursor: pointer; }

.os-wa-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.os-wa-divider {
  height: 1px;
  background: rgba(16,36,54,0.08);
  margin: 6px 0 14px;
}

/* ── Submit ── */
.os-wa-submit {
  width: 100%;
  background: var(--os-wa-green);
  color: var(--os-white);
  border: none;
  border-radius: 10px;
  padding: 13px 20px;
  font-family: var(--os-font-body);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  transition: background 0.2s ease, transform 0.15s ease;
  margin-top: 4px;
}
.os-wa-submit:hover  { background: var(--os-wa-green-hov); transform: translateY(-1px); }
.os-wa-submit:active { transform: translateY(0); }
.os-wa-submit svg    { width: 18px; height: 18px; flex-shrink: 0; }

/* ── Privacy ── */
.os-wa-privacy {
  text-align: center;
  font-family: var(--os-font-body);
  font-size: 0.61rem;
  color: rgba(16,36,54,0.35);
  letter-spacing: 0.06em;
  margin-top: 10px;
}

/* ── Mobile ── */
@media (max-width: 420px) {
  #os-wa-panel {
    width: calc(100vw - 20px);
    right: 10px;
    bottom: 90px;
    max-height: 88vh;
  }
  #os-wa-fab {
    bottom: 20px;
    right: 16px;
  }
  #os-wa-tooltip { display: none; }
}