/* services.css - Dịch Vụ Hòa Âm Phối Khí - Cobalt Prime Design */

/* ============================================================
   PAGE HERO BANNER
   ============================================================ */
.services-hero {
  background: linear-gradient(135deg, #0b0f19 0%, #0f172a 50%, #1a0a1e 100%);
  padding: 120px 0 60px;
  position: relative;
  overflow: hidden;
}

.services-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(255, 70, 100, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 10% 60%, rgba(22, 136, 212, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.services-hero-inner {
  position: relative;
  z-index: 1;
}

.services-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 70, 100, 0.12);
  border: 1px solid rgba(255, 70, 100, 0.3);
  color: #ff8099;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.services-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.services-hero-title span {
  background: linear-gradient(135deg, var(--primary), #ff8aaa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.services-hero-subtitle {
  color: rgba(255, 255, 255, 0.6);
  font-size: 1.05rem;
  max-width: 600px;
  line-height: 1.6;
}

/* ============================================================
   SERVICES SECTION (CARDS GRID)
   ============================================================ */
.services-section {
  padding: 80px 0;
  background-color: var(--bg-main);
}

.section-header {
  display: block;
  text-align: center;
  max-width: 650px;
  margin: 0 auto 56px;
  border-bottom: none;
  padding-bottom: 0;
}

.section-subtitle {
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  color: var(--text-heading);
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Service Card */
.service-card-col {
  margin-bottom: 30px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary), var(--primary));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
  border-color: rgba(255, 70, 100, 0.2);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon-box {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  background: rgba(255, 70, 100, 0.06);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 24px;
  transition: all 0.3s ease;
}

.service-card:hover .service-icon-box {
  background: var(--primary);
  color: #ffffff;
  transform: scale(1.05);
}

.service-card-title {
  font-size: 1.35rem;
  color: var(--text-heading);
  margin-bottom: 16px;
  font-weight: 700;
}

.service-card-desc {
  color: var(--text-main);
  font-size: 0.95rem;
  margin-bottom: 24px;
  flex-grow: 1;
  line-height: 1.6;
}

/* Feature checklist */
.service-features-list {
  list-style: none;
  padding: 0;
  margin: 0 0 32px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
}

.service-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-main);
}

.service-feature-item i {
  color: #22c55e; /* Green check */
  font-size: 1.1rem;
  margin-top: 2px;
}

.service-price-tag {
  margin-top: auto;
  padding: 16px 20px;
  background: var(--bg-main);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  border: 1px solid rgba(0, 0, 0, 0.02);
}

.service-price-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
}

.service-price-amount {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary);
}

.service-btn {
  width: 100%;
  text-align: center;
  justify-content: center;
}

/* Featured / Hot Service Badge */
.service-hot-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: linear-gradient(135deg, var(--primary), #ffa364);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.04em;
}

/* ============================================================
   PROCESS SECTION (QUY TRÌNH HỢP TÁC)
   ============================================================ */
.process-section {
  padding: 80px 0;
  background-color: #ffffff;
  position: relative;
}

.process-steps-row {
  position: relative;
}

.process-step-card {
  text-align: center;
  padding: 0 16px;
  position: relative;
  margin-bottom: 40px;
}

.process-step-num {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-main);
  border: 2px solid var(--border-color);
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  position: relative;
  transition: all 0.3s ease;
  z-index: 2;
}

.process-step-card:hover .process-step-num {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 0 15px rgba(255, 70, 100, 0.3);
}

.process-step-title {
  font-size: 1.1rem;
  color: var(--text-heading);
  font-weight: 700;
  margin-bottom: 12px;
}

.process-step-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Step connector line */
@media (min-width: 992px) {
  .process-steps-row::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 10%;
    width: 80%;
    height: 2px;
    background: var(--border-color);
    z-index: 1;
  }
}

/* ============================================================
   REQUEST QUOTE FORM SECTION (LIÊN HỆ BÁO GIÁ)
   ============================================================ */
.quote-section {
  padding: 80px 0;
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(ellipse at bottom left, rgba(22, 136, 212, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at top right, rgba(255, 70, 100, 0.05) 0%, transparent 50%);
}

.quote-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 50px 48px;
  position: relative;
  overflow: hidden;
}

.quote-header {
  margin-bottom: 36px;
  text-align: center;
}

.quote-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-heading);
  margin-bottom: 10px;
}

.quote-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Form Styles */
.quote-form .form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 8px;
}

.quote-form .form-control,
.quote-form .form-select {
  height: 48px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-xs);
  font-size: 0.9rem;
  color: var(--text-heading);
  background-color: var(--bg-main);
  padding: 0 16px;
  transition: all 0.2s ease;
}

.quote-form textarea.form-control {
  height: auto;
  padding: 12px 16px;
}

.quote-form .form-control:focus,
.quote-form .form-select:focus {
  background-color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255, 70, 100, 0.1);
  outline: none;
}

.quote-form .btn-submit-quote {
  height: 52px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-glow);
  width: 100%;
}

.quote-form-alert {
  display: none;
  margin-top: 20px;
}

/* Right Info side */
.quote-info-card {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 40px;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.quote-info-card::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 70, 100, 0.12) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  pointer-events: none;
}

.quote-info-title {
  color: #ffffff;
  font-size: 1.4rem;
  margin-bottom: 24px;
}

.quote-info-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.quote-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.quote-info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--primary);
  flex-shrink: 0;
}

.quote-info-text h5 {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.quote-info-text p,
.quote-info-text a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.88rem;
  margin: 0;
}

.quote-info-text a:hover {
  color: var(--primary);
}

.quote-social-row {
  display: flex;
  gap: 12px;
}

.quote-social-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all 0.2s ease;
}

.quote-social-btn:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-3px);
}

/* ============================================================
   FAQ SECTION (CÂU HỎI THƯỜNG GẶP)
   ============================================================ */
.faq-section {
  padding: 80px 0;
  background-color: #ffffff;
}

.faq-accordion .accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm) !important;
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.faq-accordion .accordion-item:hover {
  border-color: rgba(255, 70, 100, 0.2);
  box-shadow: var(--shadow-md);
}

.faq-accordion .accordion-button {
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--text-heading);
  background-color: #ffffff;
  padding: 20px 24px;
  font-size: 1rem;
  border: none;
  outline: none;
  box-shadow: none;
}

.faq-accordion .accordion-button:not(.collapsed) {
  color: var(--primary);
  background-color: rgba(255, 70, 100, 0.02);
}

.faq-accordion .accordion-button::after {
  background-size: 1rem;
}

.faq-accordion .accordion-body {
  padding: 24px;
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.6;
  border-top: 1px solid var(--border-color);
  background-color: #ffffff;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .quote-box {
    padding: 30px 20px;
  }
}