/* Custom Premium CSS for KEAM Last Rank Finder */

:root {
    --bg-main: hsl(222, 47%, 7%);
    --bg-card: hsla(222, 47%, 12%, 0.85);
    --bg-card-hover: hsla(222, 47%, 15%, 0.95);
    --border-color: hsla(217, 32%, 85%, 0.08);
    --border-color-focus: hsl(210, 100%, 66%);
    
    --text-primary: hsl(210, 40%, 98%);
    --text-secondary: hsl(217, 20%, 75%);
    --text-muted: hsl(217, 16%, 55%);
    
    --accent: hsl(210, 100%, 66%);
    --accent-glow: hsla(210, 100%, 66%, 0.15);
    --accent-hover: hsl(205, 100%, 55%);
    
    --success: hsl(142, 70%, 50%);
    --error: hsl(354, 70%, 54%);
    --error-bg: hsla(354, 70%, 54%, 0.1);
    
    --warning: hsl(38, 92%, 50%);
    --warning-bg: hsla(38, 92%, 50%, 0.08);
    --warning-border: hsla(38, 92%, 50%, 0.2);
    
    --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --bg-input: hsla(222, 47%, 5%, 0.8);
    --bg-input-disabled: hsla(222, 47%, 9%, 0.4);
    --font-stack: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.light-theme {
    --bg-main: hsl(210, 20%, 96%);
    --bg-card: hsla(0, 0%, 100%, 0.9);
    --bg-card-hover: hsla(0, 0%, 100%, 0.95);
    --border-color: hsla(215, 16%, 47%, 0.15);
    --border-color-focus: hsl(210, 100%, 45%);
    
    --text-primary: hsl(222, 47%, 12%);
    --text-secondary: hsl(215, 16%, 35%);
    --text-muted: hsl(215, 16%, 50%);
    --bg-input: hsla(0, 0%, 100%, 0.95);
    --bg-input-disabled: hsla(210, 20%, 90%, 0.45);
    
    --accent: hsl(210, 100%, 45%);
    --accent-glow: hsla(210, 100%, 45%, 0.08);
    --accent-hover: hsl(210, 100%, 35%);
    
    --success: hsl(142, 70%, 35%);
    --error: hsl(354, 70%, 45%);
    --error-bg: hsla(354, 70%, 45%, 0.08);
    
    --warning: hsl(38, 92%, 40%);
    --warning-bg: hsla(38, 92%, 40%, 0.05);
    --warning-border: hsla(38, 92%, 40%, 0.15);
    
    --card-shadow: 0 8px 32px 0 rgba(149, 157, 165, 0.15);
}

.light-theme body {
    background-image: 
        radial-gradient(at 0% 0%, hsla(210, 20%, 90%, 0.5) 0px, transparent 50%),
        radial-gradient(at 100% 0%, hsla(210, 100%, 45%, 0.03) 0px, transparent 50%);
}

.light-theme .form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='black'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
}

.light-theme .form-select:disabled {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='gray'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
}

/* Global Reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-main);
    background-image: 
        radial-gradient(at 0% 0%, hsla(222, 47%, 10%, 0.5) 0px, transparent 50%),
        radial-gradient(at 100% 0%, hsla(210, 100%, 66%, 0.05) 0px, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-stack);
    line-height: 1.6;
    padding: 2rem 1rem;
    min-height: 100vh;
    display: flex;
    justify-content: center;
}

/* Container */
.app-container {
    width: 100%;
    max-width: 1100px;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

/* Header */
.app-header {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 650px;
    margin: 0 auto;
    gap: 1.5rem;
}

.theme-toggle-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 0.65rem;
    font-size: 1.15rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.15s, border-color 0.15s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle-btn:hover {
    background-color: var(--accent-glow);
    border-color: var(--accent);
}

.app-title {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.05em;
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.official-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

/* Buttons */
.link-btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    background-color: var(--accent-glow);
    border: 1px solid var(--accent);
    color: var(--text-primary);
    transition: background-color 0.2s, border-color 0.2s;
}

.link-btn:hover {
    background-color: var(--accent);
    color: var(--bg-main);
}

.link-btn.secondary {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.link-btn.secondary:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0.875rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: background-color 0.15s, opacity 0.15s;
}

.btn-search {
    background-color: var(--accent);
    color: var(--bg-main);
}

.btn-search:hover:not(:disabled) {
    background-color: var(--accent-hover);
}

.btn-search:disabled {
    background-color: hsla(217, 16%, 30%, 0.5);
    color: var(--text-muted);
    cursor: not-allowed;
}

/* Layout */
.app-main {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 2rem;
}

@media (max-width: 820px) {
    .app-main {
        grid-template-columns: 1fr;
    }
}

/* Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--card-shadow);
    backdrop-filter: blur(10px);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    border-left: 3px solid var(--accent);
    padding-left: 0.75rem;
}

/* Forms */
.search-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-stack);
    font-size: 0.9375rem;
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s;
    outline: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* Force dropdown options to render using correct background and text colors */
.form-select option {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

.form-select:focus {
    border-color: var(--border-color-focus);
    box-shadow: 0 0 0 2px var(--accent-glow);
}

.form-select:disabled {
    background-color: var(--bg-input-disabled);
    color: var(--text-muted);
    border-color: transparent;
    cursor: not-allowed;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='gray'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
}

/* Results Area */
.results-container {
    display: flex;
    flex-direction: column;
}

.results-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    height: 100%;
    color: var(--text-muted);
    min-height: 350px;
    gap: 1rem;
}

.placeholder-icon {
    font-size: 3rem;
    opacity: 0.6;
}

.results-placeholder h3 {
    color: var(--text-secondary);
    font-weight: 500;
}

.results-placeholder p {
    font-size: 0.875rem;
    max-width: 300px;
}

/* Results Card */
.results-card {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: relative;
    overflow: hidden;
    height: 100%;
}

.results-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    background-color: var(--accent-glow);
    color: var(--accent);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    border: 1px solid var(--accent);
}

.rank-display {
    text-align: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.rank-label {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
}

.rank-value {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--success);
    letter-spacing: -0.03em;
    text-shadow: 0 0 15px hsla(142, 70%, 50%, 0.15);
    margin-top: 0.25rem;
}

.result-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.detail-row {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.detail-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.detail-value {
    font-size: 0.9375rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* Error Card */
.error-card {
    border-color: var(--error);
    background-color: var(--error-bg);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
    text-align: center;
    justify-content: center;
    height: 100%;
    min-height: 350px;
}

.error-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.error-card h3 {
    color: var(--text-primary);
    font-size: 1.15rem;
    font-weight: 600;
}

.error-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    max-width: 320px;
}

/* Helper Class */
.hidden {
    display: none !important;
}

/* Warnings and Footer */
.warning-box {
    background-color: var(--warning-bg);
    border: 1px solid var(--warning-border);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    gap: 1.5rem;
}

@media (max-width: 768px) {
    .warning-box {
        flex-direction: column;
        gap: 1rem;
    }
    
    .warning-divider {
        display: none;
    }
}

.warning-section {
    flex: 1;
}

.warning-section h4 {
    color: var(--warning);
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.warning-section p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

.warning-section p:last-child {
    margin-bottom: 0;
}

.warning-divider {
    width: 1px;
    background-color: var(--warning-border);
    align-self: stretch;
}

.copyright {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Disclaimer Modal Overlay */
.disclaimer-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: hsla(222, 47%, 5%, 0.96);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 1.5rem;
    backdrop-filter: blur(20px);
}

.disclaimer-modal-content {
    background-color: var(--bg-card);
    border: 1px solid var(--warning-border);
    border-radius: 16px;
    max-width: 720px;
    width: 100%;
    padding: 2rem;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-height: 90vh;
    overflow-y: auto;
}

.disclaimer-modal-title {
    font-size: 1.35rem;
    font-weight: 700;
    text-align: center;
    color: var(--warning);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.warning-divider-horizontal {
    height: 1px;
    background-color: var(--warning-border);
    width: 100%;
}

.disclaimer-actions {
    display: flex;
    justify-content: center;
    margin-top: 0.5rem;
}

.btn-accept {
    background-color: var(--warning);
    color: var(--bg-main);
    padding: 0.8rem 2rem;
    font-size: 0.95rem;
    font-weight: 700;
    width: auto;
}

.btn-accept:hover {
    background-color: hsl(38, 92%, 60%);
}

body.modal-open {
    overflow: hidden;
}

/* Spinner and Retry Styling */
.spinner-ring {
    width: 48px;
    height: 48px;
    border: 3px dashed var(--accent);
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: rotation 2s linear infinite;
    margin-bottom: 1rem;
}

@keyframes rotation {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.btn-retry {
    background-color: var(--accent);
    color: var(--bg-main);
    padding: 0.75rem 2rem;
    font-size: 0.95rem;
    font-weight: 600;
    width: auto;
    border-radius: 8px;
    margin-top: 1rem;
    transition: background-color 0.15s, transform 0.1s;
}

.btn-retry:hover {
    background-color: var(--accent-hover);
}

.btn-retry:active {
    transform: scale(0.98);
}

/* Accuracy Notice Card */
.accuracy-notice {
    background-color: var(--warning-bg);
    border: 1px solid var(--warning-border);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-top: 1.5rem;
    text-align: left;
}

.accuracy-notice p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.45;
    margin: 0;
}

.accuracy-notice .notice-en {
    border-bottom: 1px solid var(--warning-border);
    padding-bottom: 0.4rem;
    margin-bottom: 0.2rem;
}