/* ==========================================================================
   MKU Business Gathering 2026 - Main Stylesheet
   Theme: Mitra Kerja Utama (Deep Navy & Ochre Gold)
   ========================================================================== */

:root {
  --primaryNavy: #161836;
  --secondaryNavy: #212048;
  --accentGold: #d8a243;
  --accentGoldHover: #e5b357;
  --textWhite: #ffffff;
  --textLight: #f0f2fa;
  --textMuted: #cfd2df;
  --footerBg: #ffffff;
  --footerText: #212048;
}

* {
  box-sizing: border-box;
}

html, body {
  padding: 0;
  margin: 0;
}

body {
  width: 100%;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--textLight);
  background-color: var(--primaryNavy);
}

body::before {
  content: '';
  width: 100%;
  height: 100vh;
  background: radial-gradient(circle at 80% 20%, rgba(68, 52, 120, 0.45) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(45, 38, 100, 0.5) 0%, transparent 60%),
              linear-gradient(145deg, #12132d 0%, #1a193f 35%, #242254 70%, #151633 100%);
  background-attachment: fixed;
  position: fixed;
  left: 0;
  top: 0;
  z-index: -1;
}

/* Typography Utilities */
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.text-left { text-align: left !important; }
.hide { display: none !important; }

/* reCAPTCHA Badge */
.grecaptcha-badge {
  z-index: 999;
}

/* Main Wrapper */
#mainContainer {
  width: 100%;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

#mainContainer .container {
  width: 100%;
  margin: 0 auto;
  position: relative;
}

/* Sections Base */
.section {
  width: 100%;
  position: relative;
  box-sizing: border-box;
  padding: 80px 40px;
  overflow: hidden;
}

.sectionContainer {
  max-width: 1140px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   DECORATIVE ELEMENTS: Color Circles, Dot Patterns, 3D Ribbons
   ========================================================================== */

/* 4 Vertical Circles on Left Margin */
.colorCircles {
  position: absolute;
  left: 25px;
  top: 48%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 16px;
  z-index: 10;
}

.colorCircles .circle {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.colorCircles .circle.darkNavy { background-color: #0e1f38; }
.colorCircles .circle.lavender { background-color: #5c538a; }
.colorCircles .circle.gold     { background-color: #d8a243; }
.colorCircles .circle.white    { background-color: #f0f3f6; }

/* 3x3 Dot Grid Pattern */
.dotPattern {
  display: grid;
  grid-template-columns: repeat(3, 7px);
  grid-template-rows: repeat(3, 7px);
  gap: 6px;
  width: max-content;
}

.dotPattern .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.45);
}

/* Ribbons (3D Liquid Metal / Iridescent) */
.ribbonTopLeft {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.95;
}

.ribbonTopLeft img {
  max-height: 180px;
  display: block;
}

.ribbonTopRight {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.95;
}

.ribbonTopRight img {
  max-height: 200px;
  display: block;
}

.ribbonBottomRight {
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.95;
}

.ribbonBottomRight img {
  max-height: 210px;
  display: block;
}

/* ==========================================================================
   SECTION 1: HERO / TOP BANNER
   ========================================================================== */
.topBanner {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  padding: 40px 30px 60px 30px;
  background: radial-gradient(circle at 50% 35%, rgba(65, 50, 125, 0.4) 0%, transparent 60%);
}

.heroHeader {
  width: 100%;
  text-align: center;
  padding-top: 15px;
}

.heroHeader .logo img {
  height: 60px;
  width: auto;
  display: inline-block;
}

.topContent {
  width: 100%;
  max-width: 1100px;
  margin: auto 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.topContentInner {
  width: 100%;
}

.titleRow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 35px;
  margin-top: 15px;
  margin-bottom: 15px;
}

.ttl-xl {
  font-family: "Montserrat", system-ui, sans-serif;
  font-weight: 800;
  font-size: clamp(2.2rem, 1.4rem + 3.2vw, 4.4rem);
  line-height: 1.15;
  color: var(--textWhite);
  letter-spacing: 2px;
  margin: 0;
  text-transform: uppercase;
}

.ttl-l {
  font-size: clamp(1.1rem, 0.8rem + 1.1vw, 2.1rem);
  font-weight: 600;
  color: var(--accentGold);
  line-height: 1.4;
  margin-bottom: 45px;
  max-width: 950px;
  margin-left: auto;
  margin-right: auto;
}

.ttl-l em {
  font-style: italic;
}

/* Desktop Event Details */
.eventDetail_container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  margin: 0 auto 35px auto;
  max-width: 850px;
}

.eventDetail_item {
  flex: 1;
  font-size: clamp(0.95rem, 0.9rem + 0.25vw, 1.15rem);
  line-height: 1.5;
}

.event_ttl-l {
  font-size: clamp(1.2rem, 1rem + 0.5vw, 1.55rem);
  font-weight: 700;
  color: var(--textWhite);
  margin-bottom: 6px;
}

.rsvpDeadlineText {
  color: var(--textLight);
  font-size: 0.95rem;
  margin-top: 4px;
}

.gmapsWrap {
  margin-top: 8px;
}

.gmapsLink {
  color: var(--textLight);
  text-decoration: underline;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.gmapsLink:hover {
  color: var(--accentGold);
}

/* Vertical Arrow Down */
.arrowDown {
  width: 2px;
  height: 70px;
  background-color: var(--textWhite);
  position: relative;
  margin: 0 auto;
}

.arrowDown:after {
  content: '';
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--textWhite);
  border-bottom: 2px solid var(--textWhite);
  transform: rotate(45deg);
  position: absolute;
  bottom: 0px;
  left: -5px;
}

.arrowDown.noPoint:after {
  content: none;
}

/* Hero RSVP button */
.rsvpBtnHero {
  margin-top: 20px;
}

/* Mobile Event Details (hidden on desktop) */
.eventDetail_container_mobile {
  text-align: center;
  margin-bottom: 30px;
}

.eventDetail_container_mobile .event_ttl-l {
  font-size: 1.4rem;
  font-weight: 700;
}

.eventDetail_container_mobile .event_ttl {
  font-size: 1.15rem;
  font-weight: 600;
  margin-top: 6px;
}

.eventDetail_container_mobile .event_sub {
  font-size: 0.95rem;
  color: var(--textMuted);
}

.eventDetail_container_mobile .rsvpDeadlineText {
  margin-top: 12px;
}

/* ==========================================================================
   SECTION 2: NARASUMBER & SPECIAL GUEST
   ========================================================================== */
.narasumberSection {
  background: radial-gradient(circle at 15% 40%, rgba(45, 38, 90, 0.45) 0%, transparent 65%),
              linear-gradient(180deg, #141633 0%, #1a1a42 50%, #151736 100%);
  padding: 90px 40px;
}

.sectionHeading {
  font-size: clamp(2rem, 1.4rem + 1.4vw, 3.2rem);
  font-weight: 600;
  color: var(--textWhite);
  margin: 0 0 35px 0;
  letter-spacing: 0.5px;
}

.specialGuestGroup {
  margin-top: 60px;
}

.speakerList {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.speakerItem {
  display: flex;
  align-items: center;
  gap: 30px;
}

.speakerPhoto {
  width: 104px;
  height: 104px;
  min-width: 104px;
  border-radius: 50%;
  border: 3px solid #ffffff;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  background-color: #12132d;
}

.speakerPhoto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.speakerDetails {
  flex: 1;
}

.speakerName {
  font-size: clamp(1.15rem, 0.95rem + 0.45vw, 1.55rem);
  font-weight: 700;
  color: var(--textWhite);
  margin-bottom: 6px;
  line-height: 1.3;
}

.speakerTitle {
  font-size: clamp(0.9rem, 0.85rem + 0.2vw, 1.05rem);
  color: var(--textMuted);
  line-height: 1.4;
}

/* ==========================================================================
   SECTION 3: MENGAPA ANDA PERLU HADIR?
   ========================================================================== */
.whyAttendSection {
  background: radial-gradient(circle at 85% 60%, rgba(55, 45, 110, 0.45) 0%, transparent 60%),
              linear-gradient(180deg, #151736 0%, #1f1d4b 50%, #171838 100%);
  padding: 100px 40px;
}

.whyAttendLayout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
}

.whyAttendContent {
  flex: 0 0 56%;
  position: relative;
}

.dotPatternWhy {
  margin-bottom: 25px;
}

.whyAttendHeading {
  font-size: clamp(2rem, 1.4rem + 1.4vw, 3.2rem);
  font-weight: 600;
  color: var(--textWhite);
  margin: 0 0 25px 0;
  line-height: 1.25;
}

.whyAttendLead {
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.15rem);
  line-height: 1.7;
  color: var(--textLight);
  margin: 0 0 20px 0;
}

.whyAttendSublead {
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.15rem);
  line-height: 1.7;
  color: var(--textLight);
  margin: 0 0 15px 0;
}

.whyAttendList {
  list-style: none;
  padding: 0;
  margin: 0;
}

.whyAttendList li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 14px;
  font-size: clamp(0.95rem, 0.9rem + 0.2vw, 1.05rem);
  line-height: 1.6;
  color: var(--textLight);
}

.whyAttendList li::before {
  content: '•';
  position: absolute;
  left: 0;
  top: 0;
  color: #ffffff;
  font-size: 1.3rem;
  line-height: 1.4;
}

.whyAttendMedia {
  flex: 0 0 40%;
  display: flex;
  justify-content: center;
}

.whyAttendImageWrapper {
  width: 100%;
  max-width: 420px;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.45);
}

.whyAttendImageWrapper img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   SECTION 4: ISI DATA ANDA / RSVP FORM
   ========================================================================== */
.rsvpSection {
  background: radial-gradient(circle at 50% 50%, rgba(45, 38, 95, 0.5) 0%, transparent 70%),
              linear-gradient(180deg, #171838 0%, #1d1b46 50%, #151635 100%);
  padding: 90px 40px;
}

#rsvpForm_container {
  max-width: 580px;
  margin: 0 auto;
  position: relative;
}

.dotPatternRsvpRight {
  position: absolute;
  top: -15px;
  right: -10px;
}

.formHeader {
  margin-bottom: 35px;
}

.formTitle {
  font-size: clamp(2.2rem, 1.6rem + 1.4vw, 3.4rem);
  font-weight: 600;
  color: var(--textWhite);
  margin: 0 0 12px 0;
}

.formSubtitle {
  font-size: 1.1rem;
  color: var(--textLight);
  margin-bottom: 18px;
  font-weight: 400;
}

.formDescription {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--textLight);
  margin: 0;
}

/* Pill Input Fields (Mustard / Gold) */
.inputFields {
  margin-bottom: 16px;
}

.inputWrapper {
  position: relative;
  width: 100%;
}

.inputWrapper input {
  width: 100%;
  padding: 16px 28px;
  background-color: var(--accentGold);
  color: #ffffff;
  border: none;
  border-radius: 9999px;
  font-size: 1.05rem;
  font-family: inherit;
  font-weight: 500;
  outline: none;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.inputWrapper input::placeholder {
  color: rgba(255, 255, 255, 0.92);
  font-weight: 500;
}

.inputWrapper input:focus {
  background-color: var(--accentGoldHover);
  box-shadow: 0 0 0 3px rgba(216, 162, 67, 0.4);
}

.inputWrapper input.hasError {
  border: 2px solid #e74c3c !important;
  box-shadow: 0 0 8px rgba(231, 76, 60, 0.5);
}

.errMsg {
  font-size: 13px;
  color: #ff7675;
  padding: 5px 20px 0 20px;
  text-align: left;
}

/* Submit Button (White Pill with Purple Text) */
.submitWrapper {
  margin-top: 24px;
}

.rsvpBtn {
  width: 100%;
  padding: 16px 24px;
  background-color: #ffffff;
  color: #261f52;
  border: none;
  border-radius: 9999px;
  font-size: 1.15rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  text-align: center;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
  box-sizing: border-box;
}

.rsvpBtn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
}

.rsvpBtnHero {
  max-width: 280px;
  margin-left: auto;
  margin-right: auto;
}

.rsvpClosedNotice {
  padding: 30px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  backdrop-filter: blur(10px);
}

/* ==========================================================================
   SECTION 5: CONTACT PERSON
   ========================================================================== */
.contactSection {
  background: radial-gradient(circle at 75% 30%, rgba(65, 52, 125, 0.4) 0%, transparent 65%),
              linear-gradient(180deg, #151635 0%, #1a1a44 100%);
  padding: 90px 40px;
}

.contactLayout {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  position: relative;
}

.contactContent {
  flex: 1;
}

.contactHeading {
  font-size: clamp(2.2rem, 1.6rem + 1.5vw, 3.5rem);
  font-weight: 600;
  color: var(--textWhite);
  margin: 0 0 10px 0;
}

.contactPersonName {
  font-size: clamp(1.3rem, 1.1rem + 0.4vw, 1.7rem);
  font-weight: 500;
  color: var(--textWhite);
  margin-bottom: 28px;
}

.contactChannels {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contactChannelItem {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contactBadge {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contactBadge img {
  width: 36px;
  height: 36px;
  display: block;
}

.contactChannelText {
  font-size: clamp(1.05rem, 0.95rem + 0.3vw, 1.35rem);
  font-weight: 400;
  color: var(--textWhite);
}

.dotPatternContactRight {
  margin-bottom: 15px;
}

/* ==========================================================================
   SECTION 6: FOOTER (Clean White / Light Gray)
   ========================================================================== */
.siteFooter {
  background-color: var(--footerBg);
  color: var(--footerText);
  padding: 50px 40px 25px 40px;
}

.footerContainer {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
}

.footerBrand {
  flex: 1;
}

.footerLogo img {
  height: 42px;
  width: auto;
  display: block;
  margin-bottom: 20px;
}

.footerAddressText {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #3b3a60;
}

.footerAddressText .officeName {
  font-weight: 700;
  color: var(--footerText);
  margin-bottom: 2px;
}

.footerSocial {
  text-align: right;
}

.socialTitle {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--footerText);
  margin-bottom: 14px;
}

.socialRow {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.socialIconLink {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  text-decoration: none;
  font-size: 17px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.socialIconLink:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

/* Authentic Social Brand Colors */
.fbIcon { background-color: #1877f2; }
.inIcon { background-color: #0a66c2; }
.igIcon {
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285aeb 90%);
}
.ytIcon { background-color: #ff0000; }
.ttIcon { background-color: #000000; }

.footerBottom {
  max-width: 1140px;
  margin: 35px auto 0 auto;
  padding-top: 15px;
  text-align: center;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.copyrightText {
  font-size: 0.85rem;
  color: #72748a;
}

/* ==========================================================================
   FEEDBACK MODAL
   ========================================================================== */
#feedbackModal {
  width: 100%;
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 2000;
}

#feedbackModal::before {
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  background-color: rgba(14, 16, 38, 0.75);
  backdrop-filter: blur(8px);
  z-index: -1;
}

.feedbackModal_body {
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  box-sizing: border-box;
}

#rsvpFeedback_container {
  width: 100%;
  max-width: 580px;
  background-color: #ffffff;
  color: #212048;
  border-radius: 18px;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

.feedbackHeader {
  padding: 30px 25px;
  background: linear-gradient(135deg, #1a1a42 0%, #29265c 100%);
  color: #ffffff;
  font-size: 1.45rem;
  font-weight: 700;
}

#rsvpFeedback_container ol {
  padding-left: 20px;
  margin: 10px 0;
}

#rsvpFeedback_container ol li {
  padding: 4px 0;
}

#closeFeedbackModal {
  background-color: var(--accentGold);
  color: #ffffff;
  cursor: pointer;
  box-shadow: none;
}

#closeFeedbackModal:hover {
  background-color: var(--accentGoldHover);
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1200px) {
  .colorCircles {
    display: none;
  }
}

@media (max-width: 992px) {
  .whyAttendLayout {
    flex-direction: column;
    text-align: left;
    gap: 40px;
  }

  .whyAttendContent {
    flex: 1;
  }

  .whyAttendMedia {
    flex: 1;
    width: 100%;
  }

  .whyAttendImageWrapper {
    max-width: 100%;
  }

  .titleRow {
    gap: 20px;
  }

  .ribbonTopLeft, .ribbonTopRight, .ribbonBottomRight {
    display: none;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 24px;
  }

  .topBanner {
    padding: 30px 20px 50px 20px;
  }

  .titleRow .dotPattern {
    display: none;
  }

  .eventDetail_container {
    display: none;
  }

  .eventDetail_container_mobile {
    display: block !important;
  }

  .footerContainer {
    flex-direction: column;
    text-align: center;
    gap: 30px;
  }

  .footerBrand {
    text-align: center;
  }

  .footerLogo img {
    margin: 0 auto 15px auto;
  }

  .footerSocial {
    text-align: center;
    width: 100%;
  }

  .socialRow {
    justify-content: center;
  }

  .contactLayout {
    flex-direction: column;
    align-items: flex-start;
    gap: 30px;
  }

  .dotPatternContactRight {
    display: none;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 50px 16px;
  }

  .speakerItem {
    flex-direction: column;
    text-align: center;
    gap: 15px;
  }

  .speakerDetails {
    text-align: center;
  }

  .contactHeading {
    font-size: 2rem;
  }

  .contactChannelText {
    font-size: 1rem;
  }
}