.photo_tip {
  font-size: 14px;
  font-family: 'Noto_L';
}

.group_content {
  width: 100%;
  padding-bottom: 0;
  border-bottom: 1px solid #e4e4e4;
}

.group_content .inner {
  width: 100%;
  margin: 0 auto;
}

/* HERO */
.group_content .top {
  display: block;
  width: 1920px;
  height: 870px;
  margin: 0 auto;
  background: #303030;
  background-image: url('/img/ai_back1.png');
  background-position: center;
  position: relative;
  overflow: hidden;
}

.group_content .top .inner {
  height: 100%;
  position: relative;
}

.group_content .top .text_box {
  position: absolute;
  right: 20px;
  top: 90px;
  text-align: left;
  width: 600px;
  color: #fff;
  z-index: 2;
}

.group_content .top .text_box h2 {
  font-size: 35px;
  font-family: 'noto_b';
  margin: 0;
}

.group_content .top .text_box p {
  font-size: 20px;
  font-family: 'Noto_l';
  margin: 8px 0 0;
}

.group_content .top .text_box .desc {
  display: block;
  font-size: 14px;
  line-height: 30px;
  margin-top: 16px;
}

.group_content .top .text_box .import {
  background: #ffe28a;
  color: #2f2f2f;
  padding: 3px 6px;
  border-radius: 2px;
  display: inline-block;
}

.hero_btns {
  margin-top: 18px;
  display: flex;
  gap: 10px;
}

.btn_primary, .btn_ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  /* height: 44px; */
  padding: 0 16px;
  border-radius: 10px;
  font-size: 14px;
  font-family: 'Noto_M';
  text-decoration: none;
}

.btn_primary {
  background: #ffe28a;
  color: #2f2f2f;
}

.btn_ghost {
  background: rgba(255, 255, 255, .12);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .18);
}

.hero-video {
  position: absolute;
  width: 500px;
  height: auto;
  object-fit: cover;
  z-index: 1;
  pointer-events: none;
  bottom: 80px;
  right: 120px;
  border-radius: 10px;
}

/* 한줄 강조 */
.h2_1 {
  font-size: 25px;
  color: #333;
  font-family: 'Noto_B';
  margin: 110px 0;
  text-align: center;
}

.h1_1 {
  font-size: 25px;
  color: #333;
  font-family: 'Noto_l';
}

/* INFO 블록 */
.info_ul {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  display: inline-flex;
  gap: 30px;
  align-items: center;
  width: 1180px;
}

.info_ul>li.media_li {
  position: relative;
  width: 540px;
  height: 340px;
  overflow: hidden;
  border-radius: 18px;
}

.info_ul>li.media_li .bg-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.info_ul>li.media_li .cover-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
  transition: opacity .85s ease;
}

.info_ul>li.media_li:hover .cover-img {
  opacity: 0;
}

.info_ul>li.media_li {
  cursor: pointer;
}

.media_badge {
  position: absolute;
  left: 14px;
  bottom: 14px;
  z-index: 3;
  background: rgba(48, 48, 48, .75);
  color: #fff;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-family: 'Noto_M';
}

.info_ul .text_li {
  width: 540px;
}

.info_ai {
  width: 540px;
  margin: 0 auto;
  padding-left: 50px;
}

.info_ul h2 {
  font-size: 18px;
  font-family: 'Noto_R';
  text-align: left;
  margin: 0;
}

.info_ul p {
  font-size: 15px;
  font-family: 'Noto_L';
  text-align: left;
  line-height: 26px;
  color: #565656;
  margin-top: 14px;
}

/* AI 제작 섹션 */
.ai_make {
  padding: 80px 0 0;
  background: #fff;
}

.ai_make_head {
  padding: 0 20px;
  margin: 80px 0;
}

.ai_make_head h2 {
  font-size: 26px;
  font-family: 'Noto_l';
  color: #2f2f2f;
  margin: 0 0 10px;
}

.ai_make_head p {
  font-size: 15px;
  font-family: 'Noto_l';
  color: #565656;
  margin: 0;
  margin-top: 30px;
}

.pill {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: #f2f3f7;
  color: #2f2f2f;
  font-size: 13px;
  margin-left: 8px;
}

.pill_dark {
  background: #303030;
  color: #fff;
}

.ai_make_grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  padding: 0 20px;
  width: 1500px;
  margin: 0 auto;
}

.ai_card {
  border: 1px solid #e4e4e4;
  border-radius: 12px;
  background: #fff;
  padding: 22px;
}

.ai_card h3 {
  font-size: 18px;
  font-family: 'Noto_B';
  color: #2f2f2f;
  margin: 0 0 8px;
}

.ai_card .desc {
  font-size: 14px;
  font-family: 'Noto_l';
  color: #6a6a6a;
  margin: 0 0 16px;
  line-height: 22px;
}

.upload_box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px dashed #cfcfcf;
  border-radius: 10px;
  padding: 16px;
  background: #fafafa;
}

.upload_left .big {
  font-size: 15px;
  font-family: 'Noto_M';
  color: #2f2f2f;
  margin: 0 0 6px;
}

.upload_left .small {
  font-size: 13px;
  font-family: 'Noto_R';
  color: #7a7a7a;
  margin: 0;
}

.upload_right {
  display: flex;
  gap: 10px;
  align-items: center;
}

.btn_upload, .btn_go {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 14px;
  border-radius: 10px;
  font-size: 14px;
  font-family: 'Noto_M';
  cursor: pointer;
  text-decoration: none;
}

.btn_upload {
  background: #303030;
  color: #fff;
}

.btn_upload input {
  display: none;
}

.btn_go {
  background: #ffe28a;
  color: #2f2f2f;
}

.ai_tip {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 10px;
  background: #f2f3f7;
}

.ai_tip p {
  margin: 0;
  font-size: 13.5px;
  color: #565656;
  font-family: 'Noto_R';
}

.ai_tip b {
  font-family: 'Noto_B';
  color: #2f2f2f;
}

.preset_grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.preset_btn {
  text-align: left;
  border: 1px solid #e4e4e4;
  background: #fafafa;
  border-radius: 10px;
  padding: 12px;
  cursor: pointer;
}

.preset_btn .t {
  display: block;
  font-family: 'Noto_B';
  font-size: 14px;
  color: #2f2f2f;
}

.preset_btn .s {
  display: block;
  font-family: 'Noto_R';
  font-size: 12.5px;
  color: #777;
  margin-top: 4px;
}

.preset_btn.on {
  border-color: #303030;
  background: #303030;
}

.preset_btn.on .t, .preset_btn.on .s {
  color: #fff;
}

.preset_note {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: #f2f3f7;
}

.preset_note p {
  margin: 0;
  font-size: 13.5px;
  font-family: 'Noto_R';
  color: #565656;
}

.preset_note b {
  font-family: 'Noto_B';
  color: #2f2f2f;
}

.queue_box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.q_item {
  border: 1px solid #e4e4e4;
  border-radius: 10px;
  padding: 12px;
  background: #fff;
}

.q_item .k {
  display: block;
  font-size: 12.5px;
  color: #7a7a7a;
  font-family: 'Noto_R';
  margin-bottom: 6px;
}

.q_item .v {
  display: block;
  font-size: 14px;
  color: #2f2f2f;
  font-family: 'Noto_B';
}

.ai_warn {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  background: #fff7dd;
  border: 1px solid #ffe28a;
}

.ai_warn p {
  margin: 0;
  font-size: 13.5px;
  font-family: 'Noto_R';
  color: #5b4a16;
}

.ai_warn b {
  font-family: 'Noto_B';
}

.sample_grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  /* 2열 배치 */
  gap: 10px;
  /* 간격 */
  width: 100%;
  max-width: 800px;
  /* 전체 최대 너비 */
  margin: 0 auto;
}

.sample_box {
  width: 100%;
  aspect-ratio: 16 / 9;
  /* 박스 비율 고정 (필요에 따라 조절) */
  background-color: #eee;
  overflow: hidden;
  /* 둥근 모서리 등을 사용할 때 내용 넘침 방지 */
  border-radius: 8px;
  /* 선택사항: 모서리 둥글게 */
}

/* 이미지와 동영상이 박스를 가득 채우도록 설정 */
.sample_box img,
.sample_box video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* 비율을 유지하면서 박스를 가득 채움 (잘릴 수 있음) */
  display: block;
  /* 하단 여백 제거 */
}

.muted {
  margin-top: 12px;
  font-size: 13px;
  color: #7a7a7a;
  font-family: 'Noto_R';
}

/* 하단 CTA */
.final_cta {
  padding: 70px 0 90px;
  background: #f2f3f7;
  margin-top: 70px;
}

.cta_box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid #e4e4e4;
  background: #fff;
  border-radius: 12px;
  padding: 26px;
  width: 1500px;
  margin: 0 auto;
}

.cta_box h2 {
  margin: 0 0 6px;
  font-size: 22px;
  font-family: 'Noto_B';
  color: #2f2f2f;
}

.cta_box p {
  margin: 0;
  font-size: 15px;
  font-family: 'Noto_R';
  color: #565656;
  line-height: 24px;
}

.btn_primary.big {
  height: 48px;
  padding: 0 18px;
  font-size: 15px;
}

.ai_upload_section {
  padding: 60px 0;
  background: #fff;
  border-bottom: 1px solid #e4e4e4;
  text-align: center;
}

.ai_upload_section .inner {
  width: 780px;
  margin: 0 auto;
}

.ai_upload_title {
  font-size: 20px;
  font-family: 'noto_l';
  color: #303030;
  margin-bottom: 30px;
}

.ai_upload_title span {
  color: #ffe28a;
}

/* 업로드 박스 스타일 */
.upload_editor_box {
  width: 100%;
  max-width: 800px;
  height: 500px;
  margin: 0 auto;
  background: #f8f8f8;
  border-radius: 20px;
  position: relative;
  overflow: hidden;
  border: 2px dashed #ccc;
  transition: all 0.3s;
}

.upload_editor_box.dragover {
  border-color: #ffe28a;
  background: #fffbf5;
}

/* 1. 드래그 앤 드롭 초기 화면 */
.drop_zone {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

.drop_zone i {
  font-size: 60px;
  color: #ccc;
  margin-bottom: 20px;
  transition: 0.3s;
}

.upload_editor_box:hover .drop_zone i,
.upload_editor_box.dragover .drop_zone i {
  color: #ffe28a;
}

.drop_zone .msg_main {
  font-size: 15px;
  font-family: 'noto_b';
  color: #333;
  margin-bottom: 10px;
}

.drop_zone .msg_sub {
  font-size: 14px;
  color: #999;
  margin-bottom: 30px;
}

.btn_select_file {
  background: #303030;
  color: #fff;
  border: none;
  padding: 12px 30px;
  font-size: 16px;
  border-radius: 50px;
  cursor: pointer;
  font-family: 'Noto_M';
  transition: 0.3s;
}

.btn_select_file:hover {
  background: #ffe28a;
}

/* 2. 이미지 미리보기 화면 (초기엔 숨김) */
.preview_zone {
  display: none;
  /* 기본 숨김 */
  width: 100%;
  height: 100%;
  position: relative;
  background: #000;
}

.preview_zone img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  /* 이미지 비율 유지하며 꽉 채우기 */
}

.btn_change_file {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.5);
  padding: 10px 20px;
  border-radius: 30px;
  cursor: pointer;
  font-family: 'Noto_M';
  display: flex;
  align-items: center;
  gap: 8px;
  transition: 0.3s;
}

.btn_change_file:hover {
  background: #ff9100;
  border-color: #ff9100;
}

/* 최종 확인 버튼 영역 */
.upload_submit_area {
  margin-top: 40px;
}

.btn_submit_ai {
  background: #ccc;
  /* 비활성 상태 색상 */
  color: #fff;
  border: none;
  padding: 18px 50px;
  font-size: 20px;
  border-radius: 10px;
  cursor: not-allowed;
  font-family: 'noto_b';
  transition: 0.3s;
}

.btn_submit_ai.active {
  background: #ffe28a;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(255, 145, 0, 0.3);
}

.btn_submit_ai.active:hover {
  background: #2f2f2f;
  transform: translateY(-2px);
}

.loading_box {
  height: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #fdfdfd;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
}

/* 대기열 뱃지 */
.queue_badge {
  background: #ffc107;
  color: #000;
  padding: 10px 20px;
  border-radius: 30px;
  font-weight: bold;
  font-size: 16px;
  margin-bottom: 20px;
  display: inline-block;
  border: 1px solid #e0a800;
}

/* 진행바 (관리자 스타일) */
.ai-progress-container {
  width: 80%;
  background-color: #e9ecef;
  border-radius: 10px;
  height: 25px;
  margin: 20px auto;
  position: relative;
  overflow: hidden;
  display: none;
  /* JS로 제어 */
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.ai-progress-bar {
  height: 100%;
  background-color: #0d6efd;
  transition: width 0.3s ease;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 12px;
  font-weight: bold;
}

.ai-progress-bar.striped {
  background-image: linear-gradient(45deg, rgba(255, 255, 255, .15) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, .15) 50%, rgba(255, 255, 255, .15) 75%, transparent 75%, transparent);
  background-size: 1rem 1rem;
  animation: progress-bar-stripes 1s linear infinite;
}

@keyframes progress-bar-stripes {
  0% {
    background-position: 1rem 0;
  }

  100% {
    background-position: 0 0;
  }
}

/* 히스토리 */
.history_area {
  margin-top: 20px;
  border-top: 1px solid #eee;
  padding-top: 15px;
}

.history_list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 10px;
  overflow-x: auto;
}

.history_item {
  flex: 0 0 100px;
  text-align: center;
  cursor: pointer;
  width: 100px;
}

.history_thumb {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid #ddd;
}

.history_date {
  font-size: 10px;
  color: #888;
  display: block;
  margin-top: 3px;
}

/* 간단 반응형 */
/* =========================
   NEW: 활용 안내 섹션(추가만)
========================= */
/* =========================
   NEW: FEELAI 팩트 박스(추가만)
========================= */
.ai_fact_box {
  width: 1460px;
  margin: 18px auto 0;
  border: 1px solid #e4e4e4;
  border-radius: 12px;
  background: #fff;
  padding: 24px;
}

.ai_fact_head {
  margin-bottom: 14px;
}

.ai_fact_badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: #303030;
  color: #fff;
  font-size: 12px;
  font-family: 'Noto_M';
  margin-bottom: 12px;
}

.ai_fact_head h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-family: 'Noto_B';
  color: #2f2f2f;
}

.ai_fact_head p {
  margin: 0;
  font-size: 14px;
  font-family: 'Noto_R';
  color: #565656;
  line-height: 22px;
}

.ai_fact_head b {
  font-family: 'Noto_B';
  color: #2f2f2f;
}

.ai_fact_grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}

.ai_fact_card {
  border: 1px solid #e4e4e4;
  border-radius: 12px;
  background: #fafafa;
  padding: 14px 14px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.ai_fact_icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(48, 48, 48, .08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex: 0 0 36px;
}

.ai_fact_text {
  width: 100%;
  height: 128px;
  justify-content: center;
  display: flex;
  flex-direction: column;
}

.ai_fact_text b {
  display: block;
  font-family: 'Noto_B';
  color: #2f2f2f;
  font-size: 13.5px;
  margin-bottom: 6px;
}

.ai_fact_text span {
  display: block;
  font-family: 'Noto_R';
  color: #565656;
  font-size: 13px;
  line-height: 22px;
}

.ai_fact_note {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 10px;
  background: #f2f3f7;
  font-size: 13px;
  font-family: 'Noto_R';
  color: #565656;
}

.ai_fact_note b {
  font-family: 'Noto_B';
  color: #2f2f2f;
}

.ai_usecase_wrap {
  width: 100%;
  margin-top: 60px;
  padding: 0 0 10px;
}

.ai_usecase_inner {
  width: 1500px;
  margin: 0 auto;
}

.ai_usecase_head {
  text-align: center;
  margin: 60px 0 76px;
  line-height: 30px;
}

.ai_usecase_head h2 {
  margin: 0 0 10px;
  font-size: 22px;
  font-family: 'Noto_B';
  color: #2f2f2f;
}

.ai_usecase_head p {
  margin: 0;
  font-size: 15px;
  font-family: 'Noto_L';
  color: #565656;
}

.ai_usecase_head b {
  font-family: 'Noto_B';
  color: #2f2f2f;
}

.ai_usecase_grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  width: 1460px;
  margin: 0 auto;
}

.ai_usecase_card {
  border: 1px solid #e4e4e4;
  border-radius: 12px;
  background: #fff;
  padding: 22px;
  position: relative;
  overflow: hidden;
}

.ai_usecase_badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 12px;
  font-family: 'Noto_M';
  background: #ffe28a;
  color: #2f2f2f;
  margin-bottom: 12px;
}

.ai_usecase_badge.dark {
  background: #303030;
  color: #fff;
}

.ai_usecase_card h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-family: 'Noto_B';
  color: #2f2f2f;
  line-height: 24px;
}

.ai_usecase_card p {
  margin: 0;
  font-size: 14px;
  font-family: 'Noto_R';
  color: #565656;
  line-height: 24px;
}

.ai_usecase_card p b {
  font-family: 'Noto_B';
  color: #2f2f2f;
}

.ai_usecase_tip {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 10px;
  background: #f2f3f7;
  font-size: 13px;
  font-family: 'Noto_R';
  color: #565656;
}

.ai_usecase_tip b {
  font-family: 'Noto_B';
  color: #2f2f2f;
  margin-right: 6px;
}

/* 하단 보안/안심 안내 */
.ai_usecase_notice {
  margin-top: 16px;
  border: 1px solid #ffe28a;
  background: #fff7dd;
  border-radius: 12px;
  padding: 14px 16px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.ai_usecase_notice_icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: rgba(48, 48, 48, .08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.ai_usecase_notice_text {
  flex: 1;
}

.ai_usecase_notice_text b {
  display: block;
  font-family: 'Noto_B';
  color: #5b4a16;
  font-size: 13.5px;
  margin-bottom: 6px;
}

.ai_usecase_notice_text span {
  display: block;
  font-family: 'Noto_R';
  color: #5b4a16;
  font-size: 13px;
  line-height: 22px;
}

@media (max-width: 1500px) {
  .group_content .inner {
    width: 1180px;
  }

  .info_ul {
    width: 1180px;
  }
}

@media (max-width: 1200px) {
  .group_content .inner {
    width: 100%;
    padding: 0 20px;
  }

  .group_content .top {
    width: 100%;
  }

  .info_ul {
    width: 100%;
    display: flex;
    flex-direction: column;
  }

  .info_ai {
    padding-left: 0;
    width: 100%;
  }

  .info_ul .text_li {
    width: 100%;
  }

  .ai_make_grid {
    grid-template-columns: 1fr;
  }

  .cta_box {
    flex-direction: column;
    align-items: flex-start;
  }

  .ai_upload_section .inner {
    width: 100%;
    padding: 0 20px;
  }

  .upload_editor_box {
    height: 400px;
  }
}