/* ========================================
   NNB Nutrition — PDF Verification Portal
   Design based on verify.nnbnutrition.com
   Font: Barlow
   Palette: dark-forward, red-gradient accents
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@300;400;500;600;700;800&display=swap');

/* ===== CSS Variables ===== */
:root {
  --font-default: 'Barlow', sans-serif;
  --font-heading: 'Barlow', sans-serif;
  --black: #000000;
  --dark: #120f12;
  --dark-secondary: #1a1a1a;
  --white: #ffffff;
  --color-primary: #FF4B58;
  --color-secondary: #E60211;
  --color-heading: #04000b;
  --color-paragraph: #666666;
  --box-shadow-regular: 0px 2px 12px 0px #e7e7e7;
  --box-shadow-hover: 0 10px 30px 0 rgba(0, 0, 0, 0.1);
  --bg-gray: #ECF0F3;
  --bg-gradient: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-primary) 100%);
}

/* ===== Reset & Base ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-default);
  font-size: 16px;
  color: var(--color-paragraph);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  font-weight: 700;
  line-height: 1.3;
}
a {
  text-decoration: none;
  transition: all 0.35s ease-in-out;
  color: var(--color-heading);
}
a:hover {
  color: var(--color-secondary);
}
img {
  max-width: 100%;
  height: auto;
}
ul { list-style: none; padding: 0; margin: 0; }
p { margin: 0 0 15px; color: var(--color-paragraph); }

/* ===== Container ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* ===== Section Spacing ===== */
.default-padding {
  padding-top: 120px;
  padding-bottom: 120px;
}
.default-padding-top {
  padding-top: 120px;
}
.default-padding-bottom {
  padding-bottom: 120px;
}
@media (max-width: 767px) {
  .default-padding,
  .default-padding-top,
  .default-padding-bottom {
    padding-top: 60px;
    padding-bottom: 60px;
  }
}

/* ===== Section Title ===== */
.site-heading {
  margin-bottom: 60px;
  text-align: center;
}
.site-heading h6 {
  display: inline-block;
  font-weight: 600;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--color-secondary);
  margin-bottom: 15px;
}
.site-heading h2 {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 20px;
}
.site-heading .devider {
  display: inline-block;
  width: 60px;
  height: 3px;
  background: var(--bg-gradient);
  position: relative;
  z-index: 1;
  border-radius: 2px;
}
.site-heading p {
  max-width: 600px;
  margin: 20px auto 0;
  font-size: 17px;
  line-height: 1.8;
}
@media (max-width: 767px) {
  .site-heading {
    margin-bottom: 40px;
  }
  .site-heading h2 {
    font-size: 30px;
  }
}

/* ===== Background Colors ===== */
.bg-gray {
  background: var(--bg-gray);
}
.bg-dark {
  background: var(--dark);
}
.bg-dark a,
.bg-dark h1,
.bg-dark h2,
.bg-dark h3,
.bg-dark h4,
.bg-dark h5,
.bg-dark h6,
.bg-dark p,
.bg-dark span {
  color: var(--white);
}
.bg-gradient {
  background: var(--bg-gradient);
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  font-family: var(--font-default);
  font-weight: 600;
  font-size: 16px;
  padding: 15px 38px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  text-transform: capitalize;
  transition: all 0.35s ease-in-out;
  text-align: center;
  letter-spacing: 0.5px;
}
.btn-md {
  padding: 13px 32px;
  font-size: 15px;
}
.btn-gradient {
  background: var(--bg-gradient);
  color: var(--white) !important;
  border: none;
}
.btn-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(230, 2, 17, 0.25);
  color: var(--white) !important;
}
.btn-light {
  background: var(--white);
  color: var(--color-heading);
  border: 2px solid var(--white);
}
.btn-light:hover {
  background: transparent;
  color: var(--white) !important;
}
.btn-dark {
  background: var(--dark);
  color: var(--white) !important;
  border: none;
}
.btn-dark:hover {
  background: var(--color-secondary);
  transform: translateY(-2px);
}
.btn-border-dark {
  background: transparent;
  border: 2px solid var(--dark);
  color: var(--dark);
}
.btn-border-dark:hover {
  background: var(--dark);
  color: var(--white) !important;
}

/* ===== Row / Grid Helpers ===== */
.row {
  display: flex;
  flex-wrap: wrap;
  margin-left: -15px;
  margin-right: -15px;
}
.col-half {
  flex: 0 0 50%;
  max-width: 50%;
  padding: 0 15px;
}
.col-third {
  flex: 0 0 33.333%;
  max-width: 33.333%;
  padding: 0 15px;
}
.col-quarter {
  flex: 0 0 25%;
  max-width: 25%;
  padding: 0 15px;
}
.col-two-third {
  flex: 0 0 66.666%;
  max-width: 66.666%;
  padding: 0 15px;
}
.align-center {
  align-items: center;
}
.text-center { text-align: center; }
.text-left { text-align: left; }
@media (max-width: 991px) {
  .col-half, .col-third, .col-quarter, .col-two-third {
    flex: 0 0 100%;
    max-width: 100%;
  }
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 0;
  transition: background 0.35s ease, box-shadow 0.35s ease;
  background: transparent;
}
.navbar.sticky {
  background: var(--white);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.navbar .nav-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 0;
  transition: padding 0.35s ease;
}
.navbar.sticky .nav-box {
  padding: 12px 0;
}
.navbar .navbar-brand img {
  height: 48px;
  transition: height 0.35s ease;
}
.navbar.sticky .navbar-brand img {
  height: 40px;
}
.navbar .nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}
.navbar .navbar-menu ul {
  display: flex;
  align-items: center;
  gap: 5px;
}
.navbar .navbar-menu ul li a {
  display: inline-block;
  padding: 10px 18px;
  color: var(--color-heading);
  font-weight: 500;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
}
.navbar .navbar-menu ul li a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 18px;
  width: 0;
  height: 2px;
  background: var(--bg-gradient);
  transition: width 0.35s ease;
  border-radius: 1px;
}
.navbar .navbar-menu ul li a:hover,
.navbar .navbar-menu ul li a.active {
  color: var(--color-secondary);
}
.navbar .navbar-menu ul li a:hover::after,
.navbar .navbar-menu ul li a.active::after {
  width: calc(100% - 36px);
}
.navbar .navbar-btn .btn {
  padding: 11px 26px;
  font-size: 14px;
}

/* Mobile menu toggle */
.navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.navbar-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-heading);
  margin: 6px 0;
  transition: all 0.3s;
}
@media (max-width: 991px) {
  .navbar .nav-box {
    grid-template-columns: auto 1fr;
  }
  .navbar .navbar-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    padding: 20px;
  }
  .navbar .navbar-menu.open {
    display: block;
  }
  .navbar .navbar-menu ul {
    flex-direction: column;
    gap: 0;
  }
  .navbar .navbar-menu ul li a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid #eee;
    color: var(--color-heading);
  }
  .navbar .navbar-btn {
    display: none;
  }
  .navbar-toggle {
    display: block;
  }
}

/* ============================================
   BANNER / HERO
   ============================================ */
.banner-area {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: #f9fafc;
  overflow: hidden;
}
.banner-area::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(230, 2, 17, 0.03) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}
.banner-area::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 100px;
  bottom: 0;
  border-left: 2px solid #eee;
}
.banner-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 80px;
  padding-top: 40px;
  position: relative;
  z-index: 2;
}
.banner-text h6 {
  font-size: 16px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--color-secondary);
  margin-bottom: 20px;
}
.banner-text h1 {
  font-size: 60px;
  font-weight: 800;
  color: var(--color-heading);
  line-height: 1.15;
  margin-bottom: 22px;
}
.banner-text h1 span {
  background: var(--bg-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.banner-text p {
  font-size: 18px;
  color: var(--color-paragraph);
  max-width: 480px;
  line-height: 1.8;
  margin-bottom: 35px;
}
.banner-text .btn-wrap {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

/* Banner verify card */
.banner-card {
  background: var(--white);
  border: 1px solid #eee;
  border-radius: 16px;
  padding: 45px 40px;
  text-align: center;
  box-shadow: 0 10px 40px rgba(0,0,0,0.06);
}
.banner-card .card-icon {
  width: 70px;
  height: 70px;
  background: var(--bg-gradient);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 22px;
  color: var(--white);
}
.banner-card h3 {
  font-size: 22px;
  color: var(--color-heading);
  margin-bottom: 8px;
}
.banner-card .card-subtitle {
  color: #999;
  font-size: 14px;
  margin-bottom: 24px;
}
.banner-card .verify-input-group {
  display: flex;
  gap: 10px;
}
.banner-card .verify-input-group input {
  flex: 1;
  height: 50px;
  background: #f7f8fa;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 0 16px;
  color: var(--color-heading);
  font-size: 15px;
  font-family: var(--font-default);
  text-align: center;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.banner-card .verify-input-group input:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(230, 2, 17, 0.08);
  background: var(--white);
}
.banner-card .verify-input-group input::placeholder {
  color: #bbb;
}
.banner-card .verify-input-group .btn {
  flex-shrink: 0;
}
.banner-card .verify-msg {
  margin-top: 14px;
  font-size: 14px;
  min-height: 20px;
  color: var(--color-secondary);
}

/* scrolldown indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: #bbb;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.scroll-indicator .mouse {
  width: 22px;
  height: 34px;
  border: 2px solid #ccc;
  border-radius: 11px;
  position: relative;
}
.scroll-indicator .mouse::after {
  content: '';
  width: 4px;
  height: 8px;
  background: var(--color-secondary);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 2s ease infinite;
}
@keyframes scrollWheel {
  0%, 100% { top: 6px; opacity: 1; }
  50% { top: 14px; opacity: 0.3; }
}

@media (max-width: 991px) {
  .banner-content {
    grid-template-columns: 1fr;
    gap: 50px;
    padding-top: 100px;
    padding-bottom: 80px;
  }
  .banner-text h1 {
    font-size: 40px;
  }
  .banner-area::after {
    display: none;
  }
}
@media (max-width: 576px) {
  .banner-text h1 {
    font-size: 32px;
  }
  .banner-card {
    padding: 30px 24px;
  }
  .banner-card .verify-input-group {
    flex-direction: column;
  }
}

/* ============================================
   ABOUT / WHO WE ARE
   ============================================ */
.about-area {
  position: relative;
}
.about-content .site-heading {
  text-align: left;
  margin-bottom: 30px;
}
.about-content .site-heading h6 {
  margin-bottom: 10px;
}
.about-content .site-heading h2 {
  margin-bottom: 15px;
}
.about-content .site-heading .devider {
  margin-left: 0;
}
.about-content p {
  margin-bottom: 25px;
  font-size: 16px;
  line-height: 1.9;
}
.about-content .list-item {
  margin-bottom: 30px;
}
.about-content .list-item li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 14px;
  font-size: 16px;
  color: var(--color-heading);
  font-weight: 500;
}
.about-content .list-item li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 14px;
}
.about-image {
  text-align: center;
}
.about-image img {
  max-width: 100%;
  height: auto;
}

/* ============================================
   COUNTER / STATS
   ============================================ */
.counter-area {
  position: relative;
}
.counter-box {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}
.counter-item {
  flex: 0 0 50%;
  text-align: center;
  padding: 45px 30px;
  border: 1px solid #e8eaed;
  margin-left: -1px;
  margin-top: -1px;
  transition: all 0.35s;
}
.counter-item:hover {
  background: var(--white);
  box-shadow: var(--box-shadow-hover);
  border-color: transparent;
  z-index: 1;
  position: relative;
}
.counter-item .counter-num {
  font-size: 56px;
  font-weight: 800;
  color: var(--color-heading);
  line-height: 1;
  margin-bottom: 8px;
}
.counter-item .counter-num span {
  background: var(--bg-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.counter-item h5 {
  font-size: 17px;
  color: var(--color-paragraph);
  font-weight: 500;
}
@media (max-width: 767px) {
  .counter-item {
    flex: 0 0 100%;
  }
  .counter-item .counter-num {
    font-size: 44px;
  }
}

/* ============================================
   VERIFY INFO
   ============================================ */
.verify-info-area {
  position: relative;
  overflow: hidden;
}
.verify-info-area::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(230,2,17,0.04) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* Note cards */
.notes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 30px;
}
.note-card {
  background: var(--white);
  border: 1px solid #eee;
  border-radius: 12px;
  padding: 35px 28px;
  transition: all 0.35s;
  position: relative;
}
.note-card:hover {
  box-shadow: var(--box-shadow-hover);
  border-color: transparent;
  transform: translateY(-4px);
}
.note-card .note-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--bg-gradient);
  color: var(--white);
  border-radius: 10px;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 18px;
}
.note-card h5 {
  font-size: 18px;
  margin-bottom: 10px;
}
.note-card p {
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}
.note-card.note-hidden {
  display: none;
}
.note-card.note-hidden.show {
  display: block;
  animation: fadeSlideIn 0.45s ease;
}
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.know-more-wrap {
  text-align: center;
  margin-top: 10px;
}
.btn-know-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 2px solid var(--dark);
  color: var(--dark);
  font-family: var(--font-default);
  font-weight: 600;
  font-size: 15px;
  padding: 13px 34px;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.35s;
}
.btn-know-more:hover {
  background: var(--dark);
  color: var(--white);
}
.btn-know-more .arrow {
  font-size: 12px;
  transition: transform 0.3s;
}
.btn-know-more.expanded .arrow {
  transform: rotate(180deg);
}

@media (max-width: 767px) {
  .notes-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   CTA AREA
   ============================================ */
.cta-area {
  background: var(--white);
  position: relative;
  overflow: hidden;
  border-top: 1px solid #eee;
  border-bottom: 1px solid #eee;
}
.cta-area::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(230,2,17,0.03) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}
.cta-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 30px;
}
.cta-content .cta-text h2 {
  font-size: 36px;
  color: var(--color-heading);
  margin-bottom: 10px;
}
.cta-content .cta-text p {
  font-size: 17px;
  color: var(--color-paragraph);
  margin: 0;
}

@media (max-width: 767px) {
  .cta-content {
    flex-direction: column;
    text-align: center;
  }
  .cta-content .cta-text h2 {
    font-size: 26px;
  }
}

/* ============================================
   FOOTER
   ============================================ */
.footer-area {
  background: #0f1f2c;
  position: relative;
}
.footer-top {
  padding: 60px 0 40px;
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
}
.footer-col-about {
  flex: 0 0 32%;
  padding: 0 15px;
  padding-right: 50px;
}
.footer-col-links {
  flex: 0 0 22%;
  padding: 0 15px;
}
.footer-col-badge {
  flex: 0 0 24%;
  padding: 0 15px;
}
.footer-col-about img {
  max-width: 110px;
  margin-bottom: 14px;
}
.footer-col-about .tagline {
  color: #ccc;
  font-style: italic;
  font-weight: 600;
  margin-bottom: 20px;
}
.footer-col-about .footer-email a {
  display: block;
  color: #aaa;
  font-size: 14px;
  margin-bottom: 4px;
  text-transform: lowercase;
}
.footer-col-about .footer-email a:hover {
  color: var(--color-primary);
}
.footer-col-about .footer-email .email-label {
  color: #fff;
  font-weight: 600;
  margin-bottom: 6px;
}
.footer-col-links h5 {
  color: var(--white);
  font-size: 16px;
  margin-bottom: 18px;
  font-weight: 600;
}
.footer-col-links ul li {
  margin-bottom: 10px;
}
.footer-col-links ul li a {
  color: #aaa;
  font-size: 14px;
  transition: color 0.3s;
}
.footer-col-links ul li a:hover {
  color: var(--color-primary);
  padding-left: 4px;
}
.footer-col-badge {
  text-align: center;
}
.footer-col-badge .badge-img {
  margin-bottom: 10px;
}
.footer-col-badge .badge-img img {
  width: 85px;
}
.footer-col-badge .badge-text {
  font-size: 13px;
  color: #aaa;
  line-height: 1.6;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 22px 0;
  text-align: center;
}
.footer-bottom p {
  color: #777;
  font-size: 14px;
  margin: 0;
}

@media (max-width: 991px) {
  .footer-col-about,
  .footer-col-links,
  .footer-col-badge {
    flex: 0 0 50%;
    margin-bottom: 30px;
  }
  .footer-col-about {
    padding-right: 15px;
  }
}
@media (max-width: 576px) {
  .footer-col-about,
  .footer-col-links,
  .footer-col-badge {
    flex: 0 0 100%;
  }
}

/* ============================================
   DOWNLOAD PAGE SPECIFIC
   ============================================ */
.dl-header-area {
  padding-top: 140px;
  padding-bottom: 60px;
  background: #f9fafc;
  text-align: center;
  border-bottom: 1px solid #eee;
}
.dl-header-area h2 {
  color: var(--color-heading);
  font-size: 36px;
  margin-bottom: 10px;
}
.dl-header-area p {
  color: var(--color-paragraph);
  font-size: 16px;
}
.dl-table-card {
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--box-shadow-regular);
  padding: 30px;
  margin-top: 20px;
  margin-bottom: 20px;
  position: relative;
  z-index: 2;
  overflow-x: auto;
}
.dl-table-card table {
  width: 100%;
  border-collapse: collapse;
}
.dl-table-card th {
  background: #f8f9fc;
  color: var(--color-heading);
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 14px 16px;
  text-align: left;
  border-bottom: 2px solid #eee;
}
.dl-table-card td {
  padding: 14px 16px;
  border-bottom: 1px solid #f0f0f5;
  color: var(--color-paragraph);
}
.dl-table-card tr:hover td {
  background: #fafbfd;
}
.dl-table-card .btn-sm {
  padding: 8px 20px;
  font-size: 13px;
}
dl-table-card .tip-box {
  margin-top: 20px;
  padding: 14px 18px;
  background: #fdf8f8;
  border-left: 4px solid var(--color-secondary);
  border-radius: 4px;
  font-size: 14px;
  color: #666;
}
.back-link {
  color: var(--color-paragraph);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 20px;
  opacity: 0.8;
}
.back-link:hover {
  opacity: 1;
  color: var(--color-secondary);
}