:root{--color-black: #000000;--color-charcoal: #111111;--color-dark-charcoal: #f1f1f1;--color-gray-900: #f5f5f5;--color-gray-800: #fafafa;--color-gray-700: #f0f0f0;--color-white: #ffffff;--color-off-white: #fcfcfc;--color-light-gray: #e6e6e6;--color-medium-gray: #b8b8b8;--color-soft-gray: #7a7a7a;--color-border-gray: #d0d0d0;--color-background: var(--color-white);--color-background-alt: var(--color-off-white);--color-background-section: var(--color-gray-900);--color-background-elevated: var(--color-white);--color-background-subtle: #f7f7f7;--color-text: var(--color-black);--color-text-secondary: #2b2b2b;--color-text-muted: #666666;--color-primary: var(--color-black);--color-primary-hover: #111111;--color-accent: var(--color-black);--color-border: var(--color-border-gray);--color-border-light: #e5e5e5;--color-error: #222222;--color-success: #2b2b2b;--color-warning: #333333;--color-info: #4a4a4a;--font-family-base: "Hiragino Kaku Gothic ProN", "ヒラギノ角ゴ ProN W3", "Yu Gothic", "YuGothic", "メイリオ", Meiryo, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-family-heading: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "HG Mincho E", "MS PMincho", serif;--font-family-en: "Cormorant Garamond", "Playfair Display", Georgia, serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.375rem;--font-size-2xl: 1.75rem;--font-size-3xl: 2.25rem;--font-size-4xl: 3rem;--font-size-5xl: 3.75rem;--font-size-6xl: 4.5rem;--font-weight-light: 300;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.3;--line-height-normal: 1.6;--line-height-relaxed: 1.8;--line-height-loose: 2;--letter-spacing-tight: -.01em;--letter-spacing-normal: 0;--letter-spacing-wide: .03em;--letter-spacing-wider: .06em;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--spacing-2xl: 4rem;--spacing-3xl: 6rem;--spacing-4xl: 8rem;--spacing-5xl: 10rem;--container-max-width: 1200px;--container-padding: 1em;--section-spacing: var(--spacing-3xl);--content-max-width: 800px;--border-width-thin: .75px;--border-width-medium: 1.5px;--border-radius-sm: 4px;--border-radius-md: 8px;--border-radius-lg: 16px;--border-radius-full: 9999px;--shadow-sm: 0 6px 14px rgba(0, 0, 0, .05);--shadow-md: 0 10px 22px rgba(0, 0, 0, .07);--shadow-lg: 0 16px 32px rgba(0, 0, 0, .09);--shadow-glow: 0 0 0 rgba(0, 0, 0, 0);--shadow-glow-strong: 0 0 0 rgba(0, 0, 0, 0);--transition-fast: .2s ease-out;--transition-base: .3s ease-out;--transition-slow: .5s ease-out;--z-index-dropdown: 100;--z-index-sticky: 200;--z-index-header: 300;--z-index-modal: 400;--z-index-toast: 500}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;scroll-behavior:smooth;overflow-x:hidden}body{font-family:var(--font-family-base);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-text);background:linear-gradient(180deg,#fff,#fafafa);min-height:100vh;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-family-heading);font-weight:var(--font-weight-normal);line-height:var(--line-height-tight);color:var(--color-text);margin-bottom:var(--spacing-md);letter-spacing:.06em}h1{font-size:var(--font-size-5xl);font-weight:var(--font-weight-light);letter-spacing:.1em}h2{font-size:var(--font-size-3xl);font-weight:var(--font-weight-normal)}h3{font-size:var(--font-size-2xl);font-weight:var(--font-weight-normal)}h4{font-size:var(--font-size-xl)}h5{font-size:var(--font-size-lg)}h6{font-size:var(--font-size-base)}p{margin-bottom:var(--spacing-md);line-height:var(--line-height-relaxed)}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-hover);text-decoration:underline;text-decoration-thickness:.5px;text-underline-offset:.25em}a:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--border-radius-sm)}strong{font-weight:var(--font-weight-semibold)}em{font-style:italic}small{font-size:var(--font-size-sm);color:var(--color-text-muted)}ul,ol{margin-bottom:var(--spacing-md);padding-left:var(--spacing-lg)}li{margin-bottom:var(--spacing-sm);line-height:var(--line-height-relaxed)}.container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--container-padding)}.section{padding:var(--section-spacing) 0;position:relative}.content{max-width:var(--content-max-width);margin:0 auto}.btn{display:inline-block;padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);line-height:1;text-align:center;text-decoration:none;letter-spacing:var(--letter-spacing-wide);border:var(--border-width-medium) solid transparent;border-radius:var(--border-radius-full);cursor:pointer;transition:all var(--transition-base);-webkit-appearance:none;appearance:none}.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:4px}.btn-primary{color:var(--color-black);background:var(--color-white);border-color:var(--color-black);box-shadow:none}.btn-primary:hover{background:var(--color-background-subtle);box-shadow:var(--shadow-sm);transform:translateY(-2px)}.btn-outline{color:var(--color-black);background-color:var(--color-white);border-color:var(--color-black)}.btn-outline:hover{color:var(--color-white);background-color:var(--color-black);box-shadow:var(--shadow-sm)}.btn-large{padding:var(--spacing-lg) var(--spacing-2xl);font-size:var(--font-size-lg)}.original-button{display:flex;align-items:center;justify-content:center;line-height:1;text-decoration:none;color:#000;font-size:18px;border-radius:0;width:200px;height:40px;position:relative;transition:.3s;background-color:#fff}.original-button:before,.original-button:after{content:"";display:block;position:absolute;border:1px solid #000000;width:100%;height:100%;transition:.3s}.original-button:before{top:-2px;left:-2px}.original-button:after{top:2px;left:2px}.original-button:hover:before,.original-button:hover:after{top:0;left:0}.btn-block{display:block;width:100%}.form-group{margin-bottom:var(--spacing-lg)}.form-label{display:block;margin-bottom:var(--spacing-sm);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text);letter-spacing:var(--letter-spacing-wide)}.form-label-required:after{content:" *";color:var(--color-error)}.form-input,.form-textarea,.form-select{display:block;width:100%;padding:var(--spacing-md);font-size:var(--font-size-base);font-family:var(--font-family-base);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-white);border:var(--border-width-thin) solid var(--color-border);border-radius:var(--border-radius-md);transition:all var(--transition-fast)}.form-input:focus,.form-textarea:focus,.form-select:focus{outline:none;border-color:var(--color-primary);background-color:var(--color-background-alt);box-shadow:0 0 0 2px #00000014}.form-input::placeholder,.form-textarea::placeholder{color:var(--color-soft-gray)}.form-textarea{min-height:120px;resize:vertical}.form-help{display:block;margin-top:var(--spacing-xs);font-size:var(--font-size-sm);color:var(--color-text-muted)}.form-error{display:block;margin-top:var(--spacing-xs);font-size:var(--font-size-sm);color:var(--color-error)}.form-input.is-error,.form-textarea.is-error,.form-select.is-error{border-color:var(--color-error)}.form-checkbox,.form-radio{display:flex;align-items:center;gap:var(--spacing-xs)}.form-checkbox input[type=checkbox],.form-radio input[type=radio]{margin-top:.25em;flex-shrink:0}.form-checkbox label,.form-radio label{font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-relaxed);cursor:pointer;color:var(--color-text)}.card{padding:var(--spacing-xl);background-color:var(--color-background-elevated);border:var(--border-width-thin) solid var(--color-border);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-sm);transition:all var(--transition-base)}.card:hover{background-color:var(--color-background-subtle);box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:var(--color-black)}.accent-line{width:52px;height:.5px;background:var(--color-black);margin-bottom:var(--spacing-lg)}.accent-line-center{margin-left:auto;margin-right:auto}.accent-gold{color:var(--color-text)}.accent-rose{color:var(--color-text-secondary)}.text-center{text-align:center}.text-right{text-align:right}.text-muted{color:var(--color-text-muted)}.text-secondary{color:var(--color-text-secondary)}.text-error{color:var(--color-error)}.text-success{color:var(--color-success)}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:768px){:root{--container-padding: 1em;--section-spacing: var(--spacing-2xl)}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-2xl)}h3{font-size:var(--font-size-xl)}.btn-large{padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-base)}}@media(max-width:480px){:root{--container-padding: 1em;--section-spacing: var(--spacing-xl)}h1{font-size:var(--font-size-3xl)}}