:root {
            --spring-yellow: #FFF0F5;
            --spring-green: #2D6A4F;
            --neon-gold: #FF69B4;
            --neon-soft: rgba(255, 105, 180, 0.6);
        }

        body {
            font-family: 'Noto Sans KR', sans-serif;
            margin: 0;
            padding: 0;
            background-color: #ffffff;
            background-image:
                radial-gradient(circle at 15% 15%, rgba(255, 105, 180, 0.4) 0%, transparent 60%),
                radial-gradient(circle at 60% 30%, rgba(255, 214, 225, 0.7) 0%, transparent 70%),
                radial-gradient(circle at 85% 15%, rgba(255, 240, 245, 1) 0%, transparent 50%),
                radial-gradient(circle at 10% 85%, rgba(255, 214, 225, 0.5) 0%, transparent 50%),
                radial-gradient(circle at 90% 90%, rgba(224, 242, 233, 0.5) 0%, transparent 50%);
            background-attachment: fixed;
            background-size: cover;
            scroll-behavior: smooth;
            cursor: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'><defs><filter id='glow'><feGaussianBlur stdDeviation='2' result='coloredBlur'/><feMerge><feMergeNode in='coloredBlur'/><feMergeNode in='SourceGraphic'/></feMerge></filter></defs><g transform='rotate(25 16 16)'><path d='M16 2C16 2 26 10 26 19C26 25 16 29 16 29C16 29 6 25 6 19C6 10 16 2 16 2Z' fill='%23FFB7C5' stroke='%23FFB7C5' stroke-width='1.5' filter='url(%23glow)'/></g></svg>") 16 4, auto;
            position: relative;
            overflow-x: hidden;
        }

        a,
        button,
        .cursor-pointer {
            cursor: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'><defs><filter id='glow'><feGaussianBlur stdDeviation='2' result='coloredBlur'/><feMerge><feMergeNode in='coloredBlur'/><feMergeNode in='SourceGraphic'/></feMerge></filter></defs><g transform='rotate(25 16 16)'><path d='M16 2C16 2 26 10 26 19C26 25 16 29 16 29C16 29 6 25 6 19C6 10 16 2 16 2Z' fill='%23FFF0F5' stroke='%23FFB7C5' stroke-width='2' filter='url(%23glow)'/></g></svg>") 16 4, pointer;
        }

        .serif {
            font-family: 'Noto Serif KR', serif;
        }

        .handwriting {
            font-family: 'Nanum Pen Script', cursive;
            font-style: italic;
            font-size: 1.6rem;
            letter-spacing: 0.5px;
        }

        .intro-text-glow {
            color: #FFFFFF;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.9), 0 0 15px rgba(255, 255, 255, 0.6);
        }

        .neon-white-pulsate {
            color: #FFFFFF;
            text-shadow: 2px 2px 4px #000, 0 0 5px #fff, 0 0 10px #fff, 0 0 20px #fff, 0 0 40px #fff;
            animation: pulsate-white 2s infinite alternate;
        }

        @keyframes pulsate-white {
            from {
                text-shadow: 2px 2px 4px #000, 0 0 5px #fff, 0 0 10px #fff, 0 0 20px #fff;
            }

            to {
                text-shadow: 2px 2px 4px #000, 0 0 10px #fff, 0 0 20px #fff, 0 0 40px #fff, 0 0 60px #fff;
            }
        }

        .neon-text-gold-strong {
            color: #FF69B4;
            text-shadow: 2px 2px 4px #000, 0 0 5px #FF69B4, 0 0 10px #FF69B4, 0 0 20px #FF69B4, 0 0 40px #FF69B4;
            animation: glow-gold-strong 3s ease-in-out infinite alternate;
        }

        @keyframes glow-gold-strong {
            from {
                text-shadow: 2px 2px 4px #000, 0 0 5px #FF69B4, 0 0 10px #FF69B4, 0 0 20px #FF69B4;
            }

            to {
                text-shadow: 2px 2px 4px #000, 0 0 10px #FF69B4, 0 0 20px #FF69B4, 0 0 40px #FF69B4, 0 0 60px #FF69B4;
            }
        }

        .text-gradient-change {
            background: linear-gradient(to right, #2D6A4F, #FF69B4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        .text-gradient-brown {
            background: linear-gradient(to right, #8B4513, #A0522D);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        .text-gradient-pale-yellow {
            background: linear-gradient(to right, #FFE4EE, #FF69B4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
            display: inline-block;
            filter: drop-shadow(0 0 8px rgba(255, 105, 180, 0.3));
        }

        .neon-text-gold {
            color: #E8869A;
            text-shadow: 0 0 7px rgba(232, 134, 154, 0.3), 0 0 10px rgba(232, 134, 154, 0.2), 0 0 21px rgba(232, 134, 154, 0.1);
            animation: glow-gold 3s ease-in-out infinite alternate;
        }

        .project-glow {
            color: #FF69B4;
            text-shadow: 0 0 5px rgba(255, 105, 180, 0.6), 0 0 10px rgba(255, 105, 180, 0.4);
            animation: project-pulse 2s infinite alternate;
            font-weight: 700;
        }

        @keyframes project-pulse {
            from {
                text-shadow: 0 0 5px rgba(255, 105, 180, 0.6), 0 0 10px rgba(255, 105, 180, 0.4);
                opacity: 0.9;
            }

            to {
                text-shadow: 0 0 10px rgba(255, 105, 180, 1), 0 0 20px rgba(255, 105, 180, 0.8), 0 0 30px rgba(255, 105, 180, 0.6);
                opacity: 1;
                color: #FFF;
            }
        }

        .neon-text-green {
            color: #2D6A4F;
            text-shadow: 0 0 5px rgba(45, 106, 79, 0.2), 0 0 15px rgba(45, 106, 79, 0.1);
        }

        @keyframes glow-gold {
            from {
                text-shadow: 0 0 5px rgba(232, 134, 154, 0.2), 0 0 10px rgba(232, 134, 154, 0.2);
            }

            to {
                text-shadow: 0 0 10px rgba(232, 134, 154, 0.5), 0 0 20px rgba(232, 134, 154, 0.3), 0 0 30px rgba(232, 134, 154, 0.2);
            }
        }

        .video-container {
            position: relative;
            height: 100vh;
            width: 100%;
            overflow: hidden;
            background-image: url('배경.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .video-container::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 30vh;
            background: linear-gradient(to bottom, rgba(255, 240, 245, 0) 0%, #FFF0F5 100%);
            pointer-events: none;
            z-index: 1;
        }

        #bg-video {
            position: absolute;
            top: 50%;
            left: 50%;
            min-width: 100%;
            min-height: 100%;
            width: auto;
            height: auto;
            transform: translate(-50%, -50%);
            object-fit: cover;
            display: none;
        }

        .video-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: transparent;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            color: white;
            z-index: 10;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }

        .nav-glass {
            background: rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            transition: all 0.3s ease;
        }

        .nav-transparent {
            background: transparent;
            border-bottom: none;
            color: white;
        }

        .btn-primary {
            background-color: var(--spring-green);
            color: white;
            box-shadow: 0 0 15px rgba(45, 106, 79, 0.3);
            transition: all 0.3s;
        }

        .btn-primary:hover {
            box-shadow: 0 0 25px rgba(45, 106, 79, 0.5);
            transform: scale(1.02);
        }

        .watercolor-flower {
            position: absolute;
            z-index: -1;
            filter: blur(60px);
            opacity: 0.5;
            border-radius: 50%;
        }

        .instructor-card,
        .lecture-card,
        .club-card {
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .instructor-card:hover,
        .lecture-card:hover,
        .club-card:hover {
            transform: translateY(-15px);
        }

        .glow-box {
            box-shadow: 0 0 20px rgba(255, 105, 180, 0.2);
            border: 1px solid rgba(255, 105, 180, 0.3);
        }

        .flip-container {
            perspective: 1000px;
            cursor: pointer;
        }

        .club-flip {
            height: 140px;
        }

        .flip-inner {
            position: relative;
            width: 100%;
            height: 100%;
            text-align: center;
            transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
            transform-style: preserve-3d;
        }

        .flip-container:hover .flip-inner {
            transform: rotateY(180deg);
        }

        .flip-front,
        .flip-back {
            position: absolute;
            width: 100%;
            height: 100%;
            -webkit-backface-visibility: hidden;
            backface-visibility: hidden;
            border-radius: inherit;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        }

        .flip-front {
            background-color: white;
            flex-direction: row;
            z-index: 2;
        }

        .club-flip .flip-front {
            border: 1px solid #f1f5f9;
            border-radius: 1rem;
            gap: 0.75rem;
        }

        .flip-back {
            transform: rotateY(180deg);
            background-color: #2D6A4F;
            color: white;
            z-index: 1;
        }

        .flip-back img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.3;
            transition: transform 0.6s;
        }

        .flip-container:hover .flip-back img {
            transform: scale(1.1);
        }

        .flip-content {
            position: relative;
            z-index: 10;
            font-weight: bold;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
            padding: 1.5rem;
            word-break: keep-all;
        }

        .flip-front img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        @keyframes marquee {
            0% {
                transform: translateX(0);
            }

            100% {
                transform: translateX(-50%);
            }
        }

        .marquee-container {
            width: 240px;
            overflow: hidden;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            vertical-align: middle;
            mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
            -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
        }

        .marquee-content {
            display: inline-flex;
            animation: marquee 10s linear infinite;
        }

        .marquee-content span {
            padding-right: 2rem;
        }

        .marquee-container:hover .marquee-content {
            animation-play-state: paused;
        }

        @keyframes modal-pop {
            0% {
                transform: scale(0.9);
                opacity: 0;
            }

            100% {
                transform: scale(1);
                opacity: 1;
            }
        }

        .modal-animate {
            animation: modal-pop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        @keyframes text-shine {
            from {
                text-shadow: 0 0 0px rgba(255, 105, 180, 0);
            }

            to {
                text-shadow: 0 0 10px rgba(255, 105, 180, 0.6), 0 0 20px rgba(255, 105, 180, 0.4);
            }
        }

        .typing-animation {
            animation: text-fadein 1.2s ease forwards, text-shine 2s ease-in-out infinite alternate;
            animation-delay: 0.3s, 1.5s;
            opacity: 0;
        }

        @keyframes text-fadein {
            from {
                opacity: 0;
                transform: translateY(6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        #glow-up {
            background: linear-gradient(135deg, #FFF0F5 0%, #FFD6E0 50%, #FFB7C5 100%);
        }

        #glow-up::before {
            display: none;
        }

        .petal {
            position: fixed;
            top: -20px;
            z-index: 9999;
            pointer-events: none;
            opacity: 0.85;
            border-radius: 50% 0 50% 50%;
            filter: drop-shadow(0 0 2px rgba(255, 105, 180, 0.5));
            animation: fall linear forwards, sway ease-in-out infinite alternate;
        }

        @keyframes fall {
            0% {
                top: -10vh;
                transform: translateX(0) rotate(0deg);
            }

            100% {
                top: 105vh;
                transform: translateX(-30vw) rotate(720deg);
            }
        }

        @keyframes sway {
            from {
                margin-left: -15px;
            }

            to {
                margin-left: 15px;
            }
        }

        .gallery-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }

        .rounded-3xl:hover .gallery-img {
            transform: scale(1.05);
        }

        /* 모바일 햄버거 버튼 */
        .hamburger-line {
            display: block;
            width: 24px;
            height: 2px;
            background-color: currentColor;
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        #mobile-menu-btn.open .hamburger-line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        #mobile-menu-btn.open .hamburger-line:nth-child(2) {
            opacity: 0;
        }

        #mobile-menu-btn.open .hamburger-line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 모바일 메뉴 패널 */
        .mobile-menu-panel {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            z-index: 40;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2rem;
            transform: translateY(-100%);
            transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .mobile-menu-panel.open {
            transform: translateY(0);
        }

        .mobile-menu-item {
            font-size: 1.5rem;
            font-weight: 700;
            color: #1e293b;
            text-decoration: none;
            letter-spacing: 0.05em;
            transition: color 0.2s;
        }

        .mobile-menu-item:hover {
            color: #2D6A4F;
        }

        .mobile-menu-cta {
            margin-top: 1rem;
            background-color: #2D6A4F;
            color: white;
            padding: 0.75rem 2.5rem;
            border-radius: 9999px;
            font-size: 1.1rem;
            font-weight: 700;
            border: none;
            box-shadow: 0 4px 15px rgba(45, 106, 79, 0.3);
        }