/* ============================================================
   INVAMAX EVENT / COST OPTIMIZATION PROGRAM (TỐI ƯU CHI PHÍ SẢN XUẤT)
   Synchronized with INVAMAX Brand DNA:
   - Deep forest dark: #051913 / #08231c
   - Energetic industrial orange: #ef6d1c / #ff6500
   - Modern clean typography: Inter
   - Scoped under .ive-page to avoid collisions
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
@import url('./invamax-tokens.css');

.ive-page {
  font-family: var(--iv-font-family) !important;
  color: var(--iv-text);
  background: var(--iv-light);
  line-height: var(--iv-text-body-line-height);
  font-size: var(--iv-text-body-size);
  overflow-x: hidden;
}

.ive-page * {
  box-sizing: border-box;
}

.ive-shell {
  width: min(var(--iv-container-max), calc(100% - 48px));
  margin: 0 auto;
}

/* ============================================================
   HERO BANNER
   ============================================================ */
.ive-hero {
  position: relative;
  background: 
    linear-gradient(90deg, rgba(4, 18, 14, 0.97) 0%, rgba(4, 18, 14, 0.90) 38%, rgba(5, 25, 19, 0.65) 65%, rgba(5, 25, 19, 0.25) 90%, rgba(5, 25, 19, 0.10) 100%),
    url('../images/campaign-hero.jpg');
  background-position: center right;
  background-size: cover;
  background-repeat: no-repeat;
  padding-top: 150px;
  padding-bottom: 75px;
  min-height: 540px;
  color: #fff;
  overflow: hidden;
}

.ive-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 58%) minmax(0, 42%);
  gap: 36px;
  align-items: center;
}

.ive-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(239, 109, 28, 0.15);
  border: 1px solid rgba(239, 109, 28, 0.4);
  color: #ff933e;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.ive-hero h1 {
  font-size: clamp(34px, 3.8vw, 48px) !important;
  line-height: 1.2 !important;
  letter-spacing: -0.03em;
  font-weight: 800 !important;
  color: #fff !important;
  margin: 0 0 16px 0;
}

.ive-hero h1 span {
  color: #ef6d1c !important;
}

.ive-hero-lead {
  font-size: 16px;
  line-height: 1.7;
  color: #cbd5e1 !important;
  margin-bottom: 28px;
  max-width: 560px;
}

.ive-hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.ive-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 24px;
  min-height: var(--iv-button-height);
  font-family: var(--iv-font-family);
  font-size: var(--iv-text-button-size);
  font-weight: var(--iv-text-button-weight);
  line-height: var(--iv-text-button-line-height);
  border-radius: var(--iv-radius-button);
  text-decoration: none;
  transition: all 0.25s ease;
  cursor: pointer;
}

.ive-btn-primary {
  background: var(--iv-orange);
  color: #fff !important;
  box-shadow: 0 8px 20px rgba(255, 105, 0, 0.35);
  border: none;
}

.ive-btn-primary:hover {
  background: var(--iv-color-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(255, 105, 0, 0.45);
}

.ive-btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: #fff !important;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
}

.ive-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.ive-hero-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: #94a3b8;
}

.ive-hero-note i {
  color: #10b981;
}

/* Hero summary card right side */
.ive-hero-card {
  background: rgba(10, 28, 22, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

.ive-hero-card h3 {
  font-size: 17px !important;
  font-weight: 700 !important;
  color: #fff !important;
  margin: 0 0 18px 0;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  gap: 10px;
}

.ive-hero-card h3 i {
  color: #ef6d1c;
}

.ive-hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.ive-stat-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
}

.ive-stat-box span {
  display: block;
  font-size: 11.5px;
  color: #94a3b8;
  margin-bottom: 6px;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.ive-stat-box strong {
  display: block;
  font-size: 26px;
  font-weight: 800;
  color: #ff933e;
  line-height: 1.1;
}

/* ============================================================
   VALUE STRIP (SLOGAN BAND)
   ============================================================ */
.ive-slogan-band {
  background: #051913;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  color: #fff;
}

.ive-slogan-inner {
  display: flex;
  align-items: center;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 20px;
  text-align: center;
}

.ive-slogan-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 600;
  color: #e2e8f0;
}

.ive-slogan-item i {
  color: #ef6d1c;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ============================================================
   SECTIONS GENERAL
   ============================================================ */
.ive-section {
  padding: 70px 0;
}

.ive-section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 46px;
}

.ive-section-num {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #ef6d1c;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.ive-section-title {
  font-size: clamp(25px, 2.7vw, 34px) !important;
  font-weight: 800 !important;
  color: #0f172a !important;
  line-height: 1.25 !important;
  margin: 0 0 12px 0;
  letter-spacing: -0.025em;
}

.ive-section-desc {
  font-size: 15px;
  line-height: 1.65;
  color: #64748b !important;
  margin: 0;
}

/* ============================================================
   01: OBJECTIVES / METRICS
   ============================================================ */
.ive-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 960px;
  margin: 0 auto 30px;
}

.ive-metric-card {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  padding: 32px 30px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
  display: flex;
  align-items: center;
  gap: 24px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.ive-metric-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.09);
  border-color: #cbd5e1;
}

.ive-metric-ic {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ive-metric-card:nth-child(1) .ive-metric-ic {
  background: rgba(239, 109, 28, 0.12);
  color: #ef6d1c;
}

.ive-metric-card:nth-child(2) .ive-metric-ic {
  background: rgba(16, 185, 129, 0.12);
  color: #10b981;
}

.ive-metric-content h3 {
  font-size: 15px !important;
  font-weight: 600 !important;
  color: #64748b !important;
  margin: 0 0 6px 0;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.ive-metric-content strong {
  display: block;
  font-size: clamp(34px, 3.5vw, 42px);
  font-weight: 900;
  color: #0f172a;
  line-height: 1;
}

.ive-metric-card:nth-child(1) strong { color: #ef6d1c; }
.ive-metric-card:nth-child(2) strong { color: #10b981; }

.ive-note-center {
  text-align: center;
  font-size: 13.5px;
  color: #64748b;
  font-style: italic;
  margin: 0;
}

/* ============================================================
   02: METHODOLOGY / 3 STEPS
   ============================================================ */
.ive-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 30px;
}

.ive-step-card {
  background: #ffffff;
  border-radius: 14px;
  border: 1px solid #e2e8f0;
  padding: 30px 26px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
  position: relative;
  transition: all 0.25s ease;
}

.ive-step-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.08);
  border-color: #ef6d1c;
}

.ive-step-num {
  font-size: 32px;
  font-weight: 900;
  color: #ef6d1c;
  line-height: 1;
  margin-bottom: 16px;
  opacity: 0.9;
}

.ive-step-card h3 {
  font-size: 18px !important;
  font-weight: 700 !important;
  color: #0f172a !important;
  margin: 0 0 10px 0;
}

.ive-step-card p {
  font-size: 14px;
  line-height: 1.65;
  color: #64748b !important;
  margin: 0;
}

/* ============================================================
   03: ELIGIBILITY / FIT CRITERIA
   ============================================================ */
.ive-fit-section {
  background: #051913;
  color: #fff;
  padding: 70px 0;
  position: relative;
}

.ive-fit-section .ive-section-title {
  color: #fff !important;
}

.ive-fit-section .ive-section-desc {
  color: #94a3b8 !important;
}

.ive-criteria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 30px;
}

.ive-criterion-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 28px 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  backdrop-filter: blur(8px);
}

.ive-criterion-ic {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(16, 185, 129, 0.16);
  color: #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ive-criterion-info h4 {
  font-size: 13px !important;
  font-weight: 600 !important;
  color: #94a3b8 !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 4px 0;
}

.ive-criterion-info strong {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
}

/* ============================================================
   04: PRICING / TRANSPARENCY
   ============================================================ */
.ive-pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 960px;
  margin: 0 auto 30px;
}

.ive-pricing-card {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  padding: 34px 30px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
  position: relative;
  transition: all 0.25s ease;
}

.ive-pricing-card.free {
  border-color: rgba(16, 185, 129, 0.4);
  background: linear-gradient(180deg, #ffffff 0%, #f0fdf4 100%);
}

.ive-pricing-card.quote {
  border-color: rgba(239, 109, 28, 0.35);
  background: linear-gradient(180deg, #ffffff 0%, #fff7ed 100%);
}

.ive-pricing-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.ive-pricing-card.free .ive-pricing-tag {
  background: rgba(16, 185, 129, 0.15);
  color: #059669;
}

.ive-pricing-card.quote .ive-pricing-tag {
  background: rgba(239, 109, 28, 0.15);
  color: #d95d10;
}

.ive-pricing-card h3 {
  font-size: 19px !important;
  font-weight: 700 !important;
  color: #0f172a !important;
  margin: 0 0 14px 0;
}

.ive-pricing-val {
  font-size: 32px;
  font-weight: 900;
  margin-bottom: 12px;
  line-height: 1;
}

.ive-pricing-card.free .ive-pricing-val { color: #10b981; }
.ive-pricing-card.quote .ive-pricing-val { color: #ef6d1c; }

.ive-pricing-card p {
  font-size: 14px;
  line-height: 1.6;
  color: #64748b !important;
  margin: 0;
}

/* ============================================================
   05: REGISTRATION FORM SECTION
   ============================================================ */
.ive-reg-section {
  background: #f1f5f9;
  padding: 80px 0;
}

.ive-reg-grid {
  display: grid;
  grid-template-columns: minmax(0, 42%) minmax(0, 58%);
  gap: 40px;
  align-items: flex-start;
}

.ive-reg-intro {
  padding-right: 20px;
}

.ive-reg-intro h2 {
  font-size: clamp(26px, 2.8vw, 34px) !important;
  font-weight: 800 !important;
  color: #0f172a !important;
  line-height: 1.25 !important;
  margin: 0 0 14px 0;
}

.ive-reg-intro p {
  font-size: 15px;
  line-height: 1.7;
  color: #475569 !important;
  margin-bottom: 28px;
}

.ive-contact-channels {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ive-channel-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 14px 18px;
  text-decoration: none;
  color: #0f172a;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.2s ease;
}

.ive-channel-card:hover {
  border-color: #ef6d1c;
  transform: translateX(4px);
  color: #ef6d1c;
}

.ive-channel-ic {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(239, 109, 28, 0.1);
  color: #ef6d1c;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Form card */
.ive-form-card {
  background: #ffffff;
  border-radius: 18px;
  border: 1px solid #e2e8f0;
  padding: 36px 32px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}

.ive-form-card h3 {
  font-size: 20px !important;
  font-weight: 800 !important;
  color: #0f172a !important;
  margin: 0 0 6px 0;
}

.ive-form-card > p {
  font-size: 13.5px;
  color: #64748b !important;
  margin-bottom: 24px;
}

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

.ive-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.ive-field label {
  font-size: 13px;
  font-weight: 700;
  color: #1e293b;
}

.ive-field label em {
  color: #ef6d1c;
  font-style: normal;
  margin-left: 2px;
}

.ive-field input,
.ive-field select,
.ive-field textarea {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  padding: 11px 14px;
  border: 1.5px solid #cbd5e1;
  border-radius: 8px;
  background: #fff;
  color: #0f172a;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.ive-field input:focus,
.ive-field select:focus,
.ive-field textarea:focus {
  border-color: #ef6d1c;
  box-shadow: 0 0 0 3px rgba(239, 109, 28, 0.15);
}

/* Goals Selection */
.ive-goals-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 18px;
}

.ive-goals-box legend {
  font-size: 13px;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 8px;
}

.ive-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ive-check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  color: #334155;
  cursor: pointer;
  font-weight: 500;
}

.ive-check-item input[type="checkbox"] {
  width: 17px;
  height: 17px;
  accent-color: #ef6d1c;
  cursor: pointer;
}

.ive-consent {
  margin-bottom: 20px;
}

.ive-btn-submit {
  width: 100%;
  padding: 0 24px;
  min-height: var(--iv-button-height);
  font-family: var(--iv-font-family);
  font-size: var(--iv-text-button-size);
  font-weight: var(--iv-text-button-weight);
  line-height: var(--iv-text-button-line-height);
  border-radius: var(--iv-radius-button);
  border: none;
  background: var(--iv-orange);
  color: #fff;
  cursor: pointer;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 8px 20px rgba(255, 105, 0, 0.35);
}

.ive-btn-submit:hover {
  background: var(--iv-color-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(255, 105, 0, 0.45);
}

.ive-privacy-note {
  font-size: 12px;
  color: #94a3b8;
  text-align: center;
  margin-top: 12px;
  margin-bottom: 0;
}

/* Success Card */
.ive-success-card {
  display: none;
  text-align: center;
  padding: 40px 20px;
}

.ive-success-card i {
  color: #10b981;
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  display: block;
}

.ive-success-card h3 {
  font-size: 22px !important;
  color: #0f172a !important;
  font-weight: 800 !important;
  margin-bottom: 8px;
}

.ive-success-card p {
  color: #64748b;
  font-size: 14.5px;
  margin: 0;
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */
@media (max-width: 960px) {
  .ive-hero-grid,
  .ive-reg-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .ive-steps-grid,
  .ive-criteria-grid {
    grid-template-columns: 1fr;
  }
  .ive-metrics-grid,
  .ive-pricing-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .ive-hero {
    padding-top: 120px;
    padding-bottom: 50px;
  }
  .ive-form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .ive-hero-stats {
    grid-template-columns: 1fr;
  }
  .ive-metric-card {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
}