/* B안 전용 커스텀 스타일 - styles_20250725b.css */

/* B안 애니메이션 키프레임 */
@keyframes sparkle-intense {
    0%, 100% { 
        opacity: 0.3; 
        transform: scale(0.8) rotate(0deg);
    }
    25% { 
        opacity: 0.7; 
        transform: scale(1.0) rotate(90deg);
    }
    50% { 
        opacity: 1; 
        transform: scale(1.2) rotate(180deg);
    }
    75% { 
        opacity: 0.7; 
        transform: scale(1.0) rotate(270deg);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* B안 고급 호버 효과 */
.magic-card-b {
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform-style: preserve-3d;
}

.magic-card-b:hover {
    transform: translateY(-15px) scale(1.05) rotateY(5deg);
    box-shadow: 
        0 25px 50px rgba(139, 69, 190, 0.3),
        0 15px 30px rgba(255, 127, 127, 0.2);
}

/* B안 그라데이션 텍스트 효과 */
.text-gradient-b {
    background: linear-gradient(135deg, #8B45BE, #FF7F7F, #FFB366);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift 3s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

/* B안 원형 버튼 효과 */
.btn-circular-b {
    position: relative;
    overflow: hidden;
    border-radius: 9999px;
    background: linear-gradient(135deg, #8B45BE, #FF7F7F, #FFB366);
    background-size: 200% 200%;
    animation: gradient-shift 3s ease infinite;
}

.btn-circular-b::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-circular-b:hover::before {
    left: 100%;
}

/* B안 카드 슬라이딩 효과 */
.card-slide-container {
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.card-slide-container::-webkit-scrollbar {
    height: 8px;
}

.card-slide-container::-webkit-scrollbar-track {
    background: rgba(139, 69, 190, 0.1);
    border-radius: 4px;
}

.card-slide-container::-webkit-scrollbar-thumb {
    background: linear-gradient(90deg, #8B45BE, #FF7F7F);
    border-radius: 4px;
}

.card-slide-container::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(90deg, #6A1B9A, #FF6B6B);
}

/* B안 성과 차트 애니메이션 */
.performance-circle {
    position: relative;
    overflow: hidden;
}

.performance-circle::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: skewX(-15deg);
    transition: left 0.8s ease;
}

.performance-circle:hover::after {
    left: 100%;
}

/* B안 스텝 플로우차트 연결선 */
.step-connector {
    position: relative;
}

.step-connector::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -12px;
    width: 24px;
    height: 2px;
    background: linear-gradient(90deg, #8B45BE, #FF7F7F);
    transform: translateY(-50%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

@media (min-width: 1024px) {
    .step-connector::before {
        opacity: 1;
    }
}

/* B안 섹션별 배경 패턴 */
.section-pattern-1 {
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(139, 69, 190, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 127, 127, 0.1) 0%, transparent 50%);
}

.section-pattern-2 {
    background-image: 
        radial-gradient(circle at 40% 60%, rgba(152, 228, 214, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 60% 40%, rgba(255, 244, 179, 0.1) 0%, transparent 50%);
}

/* B안 폼 스타일링 강화 */
.form-input-b {
    position: relative;
    transition: all 0.3s ease;
}

.form-input-b:focus {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 127, 127, 0.3);
}

/* B안 반응형 타이포그래피 미세조정 */
@media (max-width: 640px) {
    .hero-title-b {
        font-size: 2rem;
        line-height: 1.2;
    }
    
    .section-title-b {
        font-size: 1.5rem;
        line-height: 1.3;
    }
}

@media (min-width: 641px) and (max-width: 1023px) {
    .hero-title-b {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .section-title-b {
        font-size: 2rem;
        line-height: 1.3;
    }
}

@media (min-width: 1024px) {
    .hero-title-b {
        font-size: 3rem;
        line-height: 1.1;
    }
    
    .section-title-b {
        font-size: 2.5rem;
        line-height: 1.2;
    }
}

/* B안 인터랙티브 요소 강화 */
.interactive-element-b {
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.interactive-element-b:hover {
    transform: translateY(-5px) rotate(2deg);
}

.interactive-element-b:active {
    transform: translateY(-2px) rotate(1deg) scale(0.98);
}

/* B안 로딩 애니메이션 */
.loading-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

/* B안 스크롤 인디케이터 */
.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, #8B45BE, #FF7F7F, #FFB366);
    z-index: 9999;
    transition: width 0.1s ease;
}

/* B안 접근성 개선 */
@media (prefers-reduced-motion: reduce) {
    .animate-sparkle-intense,
    .animate-float,
    .animate-slideInUp {
        animation: none;
    }
    
    .magic-card-b:hover {
        transform: translateY(-5px) scale(1.02);
    }
}

/* B안 고대비 모드 지원 */
@media (prefers-contrast: high) {
    .text-gradient-b {
        -webkit-text-fill-color: #8B45BE;
        background: none;
    }
    
    .btn-circular-b {
        background: #8B45BE;
        border: 2px solid #fff;
    }
}

/* B안 다크모드 지원 (미래 확장용) */
@media (prefers-color-scheme: dark) {
    .bg-warm-gray {
        background-color: #2D2D2D;
    }
    
    .bg-lavender {
        background-color: #3A3A5C;
    }
}

/* B안 전용 유틸리티 클래스 */
.shadow-intense-b {
    box-shadow: 
        0 20px 40px rgba(139, 69, 190, 0.3),
        0 10px 20px rgba(255, 127, 127, 0.2);
}

.border-gradient-b {
    border: 2px solid transparent;
    background: linear-gradient(white, white) padding-box,
                linear-gradient(135deg, #8B45BE, #FF7F7F) border-box;
}

.text-shadow-b {
    text-shadow: 0 2px 4px rgba(139, 69, 190, 0.3);
}

/* B안 성능 최적화 */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

/* GPU 가속 활성화 */
.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* B안 인쇄 스타일 */
@media print {
    .magic-card-b,
    .interactive-element-b {
        transform: none !important;
        box-shadow: none !important;
    }
    
    .bg-gradient-to-br,
    .bg-gradient-to-r {
        background: #f8f9fa !important;
        color: #000 !important;
    }
}

/* 앵커 이동 시 고정 헤더 높이(80px)만큼 정지 위치를 내려 섹션 상단이 헤더에 딱 붙게 한다.
   scroll-padding-top 과 scroll-margin-top 을 함께 쓰면 값이 합산되므로 하나만 사용한다. */
html {
    scroll-padding-top: 80px;
}

/* 한글 줄바꿈: 어절(띄어쓰기) 단위로만 끊어 "개발자" 같은 단어가 쪼개지지 않게 한다.
   URL 등 공백 없는 긴 문자열은 overflow-wrap 으로 예외 처리한다. */
body {
    word-break: keep-all;
    overflow-wrap: break-word;
}