/* Klow Peptide Reconstitution App - Styles */

:root {
    --navy: #0a1628;
    --navy-light: #111827;
    --teal: #00d4aa;
    --green: #27ae60;
    --white: #ffffff;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --surface-border: rgba(255, 255, 255, 0.1);
    --surface-hover: rgba(255, 255, 255, 0.05);
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --serif: 'Playfair Display', Georgia, serif;
}

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

body {
    font-family: var(--sans);
    background: var(--navy);
    color: var(--gray-200);
    line-height: 1.6;
    min-height: 100vh;
}

/* ============================================
   Header
   ============================================ */

.app-header {
    background: var(--navy-light);
    border-bottom: 1px solid var(--surface-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.logo {
    font-family: var(--serif);
    font-size: 1.25rem;
    color: var(--green);
    text-decoration: none;
    font-weight: 600;
}

.header-nav {
    display: flex;
    gap: 0.5rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    color: var(--gray-400);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s;
    font-size: 0.9rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: var(--surface-hover);
}

.nav-icon {
    font-size: 1.1rem;
}

.header-lang {
    margin-left: auto;
}

.lang-select {
    background: var(--navy);
    border: 1px solid var(--surface-border);
    color: var(--gray-300);
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    font-family: var(--sans);
}

.lang-select:hover {
    border-color: var(--green);
}

.lang-select:focus {
    outline: none;
    border-color: var(--green);
}

.header-user {
    position: relative;
}

.btn-user {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid var(--surface-border);
    border-radius: 8px;
    color: var(--gray-300);
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
}

.btn-user:hover {
    border-color: var(--gray-500);
}

.user-chevron {
    font-size: 0.7rem;
    color: var(--gray-500);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    background: var(--navy-light);
    border: 1px solid var(--surface-border);
    border-radius: 8px;
    min-width: 150px;
    display: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.user-dropdown.open {
    display: block;
}

.dropdown-item {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    background: none;
    border: none;
    color: var(--gray-300);
    text-align: left;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.dropdown-item:hover {
    background: var(--surface-hover);
}

/* ============================================
   Main
   ============================================ */

.app-main {
    min-height: calc(100vh - 60px);
}

.view {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   Login View
   ============================================ */

.login-container {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-card {
    background: var(--navy-light);
    border: 1px solid var(--surface-border);
    border-radius: 16px;
    padding: 2.5rem;
    width: 100%;
    max-width: 440px;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    font-family: var(--serif);
    font-size: 1.75rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--gray-400);
    font-size: 0.95rem;
}

.login-form {
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-400);
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.9rem 1rem;
    background: var(--navy);
    border: 1px solid var(--surface-border);
    border-radius: 8px;
    color: var(--white);
    font-size: 1rem;
    font-family: var(--sans);
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--green);
}

.form-group input::placeholder {
    color: var(--gray-500);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--green);
    color: var(--white);
}

.btn-primary:hover {
    background: #2ecc71;
    transform: translateY(-1px);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: transparent;
    color: var(--gray-300);
    border: 1px solid var(--surface-border);
}

.btn-secondary:hover {
    background: var(--surface-hover);
    border-color: var(--gray-500);
}

.btn-block {
    width: 100%;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Login Success */
.login-success {
    text-align: center;
    padding: 2rem 0;
}

.success-icon {
    width: 60px;
    height: 60px;
    background: var(--green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    margin: 0 auto 1rem;
}

.login-success h2 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.login-success p {
    color: var(--gray-400);
}

.success-note {
    font-size: 0.85rem;
    margin-top: 1rem;
}

/* Login Features */
.login-features {
    border-top: 1px solid var(--surface-border);
    padding-top: 1.5rem;
}

.login-features h3 {
    font-size: 0.9rem;
    color: var(--gray-400);
    margin-bottom: 1rem;
}

.login-features ul {
    list-style: none;
}

.login-features li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--gray-300);
    font-size: 0.9rem;
}

.feature-badge {
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.feature-badge.free {
    background: rgba(39, 174, 96, 0.2);
    color: var(--green);
}

.feature-badge.premium {
    background: rgba(0, 212, 170, 0.2);
    color: var(--teal);
}

/* ============================================
   Chapters View
   ============================================ */

.chapters-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.chapters-header {
    text-align: center;
    margin-bottom: 2rem;
}

.chapters-header h1 {
    font-family: var(--serif);
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 1rem;
}

.progress-bar {
    height: 8px;
    background: var(--navy-light);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--green), var(--teal));
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-text {
    font-size: 0.85rem;
    color: var(--gray-400);
}

.chapters-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chapter-card {
    background: var(--navy-light);
    border: 1px solid var(--surface-border);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    transition: all 0.2s;
}

.chapter-card:hover {
    border-color: var(--gray-500);
    transform: translateX(4px);
}

.chapter-card.completed {
    border-color: var(--green);
}

.chapter-card.locked {
    opacity: 0.7;
}

.chapter-number {
    width: 40px;
    height: 40px;
    background: var(--navy);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--gray-400);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.chapter-card.completed .chapter-number {
    background: var(--green);
    color: var(--white);
}

.chapter-card.completed .chapter-number::after {
    content: "✓";
}

.chapter-card.completed .chapter-number span {
    display: none;
}

.chapter-info {
    flex: 1;
}

.chapter-title {
    font-weight: 600;
    color: var(--white);
    margin-bottom: 0.25rem;
}

.chapter-desc {
    font-size: 0.85rem;
    color: var(--gray-400);
}

.chapter-badge {
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.chapter-badge.free {
    background: rgba(39, 174, 96, 0.15);
    color: var(--green);
}

.chapter-badge.locked {
    background: rgba(255, 255, 255, 0.1);
    color: var(--gray-400);
}

/* ============================================
   Chapter Detail View
   ============================================ */

.chapter-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.chapter-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.btn-back {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 0.5rem 0;
    transition: color 0.2s;
}

.btn-back:hover {
    color: var(--white);
}

.chapter-nav-pages {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.btn-nav {
    width: 36px;
    height: 36px;
    background: var(--navy-light);
    border: 1px solid var(--surface-border);
    border-radius: 8px;
    color: var(--gray-300);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.btn-nav:hover:not(:disabled) {
    background: var(--surface-hover);
    border-color: var(--gray-500);
}

.btn-nav:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

#chapterNavText {
    color: var(--gray-400);
    font-size: 0.85rem;
    min-width: 40px;
    text-align: center;
}

.chapter-content {
    background: var(--navy-light);
    border: 1px solid var(--surface-border);
    border-radius: 16px;
    padding: 2.5rem;
}

.chapter-content h1 {
    font-family: var(--serif);
    font-size: 1.75rem;
    color: var(--white);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.chapter-content h2 {
    font-size: 1.25rem;
    color: var(--white);
    margin: 2rem 0 1rem;
}

.chapter-content h3 {
    font-size: 1.1rem;
    color: var(--gray-200);
    margin: 1.5rem 0 0.75rem;
}

.chapter-content p {
    margin-bottom: 1rem;
    color: var(--gray-300);
}

.chapter-content ul,
.chapter-content ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.chapter-content li {
    margin-bottom: 0.5rem;
    color: var(--gray-300);
}

.chapter-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    gap: 1rem;
}

/* Highlight boxes */
.highlight-box {
    padding: 1.25rem;
    border-radius: 10px;
    margin: 1.5rem 0;
    border-left: 4px solid;
}

.highlight-box.info {
    background: rgba(0, 212, 170, 0.1);
    border-color: var(--teal);
}

.highlight-box.warning {
    background: rgba(255, 152, 0, 0.1);
    border-color: #ff9800;
}

.highlight-box.tip {
    background: rgba(39, 174, 96, 0.1);
    border-color: var(--green);
}

/* Calculator embed */
.calculator-embed {
    background: var(--navy);
    border: 1px solid var(--surface-border);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

/* ============================================
   Locked View - Dual Pricing
   ============================================ */

.locked-container {
    min-height: calc(100vh - 60px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.locked-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.locked-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.locked-header h2 {
    font-family: var(--serif);
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 0.75rem;
}

.locked-header > p {
    color: var(--gray-400);
    max-width: 500px;
    margin: 0 auto;
}

/* Pricing Cards Grid */
.pricing-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    width: 100%;
    margin-bottom: 2rem;
}

.pricing-card {
    background: var(--navy-light);
    border: 1px solid var(--surface-border);
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    border-color: var(--gray-500);
    transform: translateY(-4px);
}

.pricing-card.popular {
    border-color: var(--green);
    background: linear-gradient(180deg, rgba(39, 174, 96, 0.08) 0%, var(--navy-light) 100%);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--green);
    color: var(--white);
    padding: 0.35rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.pricing-header h3 {
    font-family: var(--serif);
    font-size: 1.35rem;
    color: var(--white);
    margin-bottom: 0.35rem;
}

.pricing-subtitle {
    color: var(--gray-400);
    font-size: 0.9rem;
}

.pricing-price {
    text-align: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--surface-border);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
}

.pricing-card.popular .price-amount {
    color: var(--green);
}

.price-period {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-top: 0.25rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 1.5rem;
    flex: 1;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.5rem 0;
    font-size: 0.9rem;
    color: var(--gray-300);
}

.pricing-features li .check {
    color: var(--green);
    font-weight: 600;
    flex-shrink: 0;
}

.pricing-features li.highlight {
    color: var(--white);
    font-weight: 500;
    margin-top: 0.5rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--surface-border);
}

.pricing-features li.sub-feature {
    padding-left: 1.5rem;
    font-size: 0.85rem;
    color: var(--gray-400);
}

.pricing-features li.sub-feature .check {
    font-size: 0.8rem;
}

.pricing-card .btn-unlock {
    width: 100%;
    margin-top: auto;
}

.save-badge {
    text-align: center;
    font-size: 0.8rem;
    color: var(--green);
    margin-top: 0.75rem;
    font-weight: 500;
}

/* Locked Footer */
.locked-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    padding-top: 1rem;
}

.social-proof {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.proof-avatars {
    display: flex;
}

.proof-avatars .avatar {
    width: 32px;
    height: 32px;
    background: var(--navy-light);
    border: 2px solid var(--navy);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    margin-left: -8px;
}

.proof-avatars .avatar:first-child {
    margin-left: 0;
}

.social-proof p {
    font-size: 0.85rem;
    color: var(--gray-400);
}

.guarantee {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.guarantee-icon {
    font-size: 1.25rem;
}

.guarantee p {
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* ============================================
   My Peptides View
   ============================================ */

.peptides-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.peptides-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.peptides-header h1 {
    font-family: var(--serif);
    font-size: 2rem;
    color: var(--white);
}

.peptides-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.peptide-card {
    background: var(--navy-light);
    border: 1px solid var(--surface-border);
    border-radius: 12px;
    padding: 1.5rem;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1rem;
    align-items: start;
}

.peptide-info h3 {
    font-size: 1.1rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.peptide-details {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--gray-400);
}

.peptide-detail {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.peptide-expiry {
    margin-top: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.85rem;
    display: inline-block;
}

.peptide-expiry.ok {
    background: rgba(39, 174, 96, 0.15);
    color: var(--green);
}

.peptide-expiry.warning {
    background: rgba(255, 152, 0, 0.15);
    color: #ff9800;
}

.peptide-expiry.expired {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
}

.peptide-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    background: transparent;
    border: 1px solid var(--surface-border);
    border-radius: 8px;
    color: var(--gray-400);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.btn-icon:hover {
    background: var(--surface-hover);
    color: var(--white);
}

.btn-icon.danger:hover {
    border-color: #e74c3c;
    color: #e74c3c;
}

.peptides-empty {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.peptides-empty h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.peptides-empty p {
    color: var(--gray-400);
}

/* Demo Mode */
.peptides-demo-wrapper {
    position: relative;
    width: 100%;
}

.demo-card {
    pointer-events: none;
}

.demo-blur {
    filter: blur(4px);
    opacity: 0.5;
}

.demo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(10, 22, 40, 0.95) 60%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 2rem;
    pointer-events: auto;
}

.demo-overlay-content {
    text-align: center;
    padding: 2rem;
}

.demo-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.demo-overlay-content h3 {
    font-size: 1.25rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.demo-overlay-content p {
    color: var(--gray-400);
    margin-bottom: 1.5rem;
    max-width: 300px;
}

.demo-overlay-content .btn {
    pointer-events: auto;
}

/* ============================================
   Modal
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
}

.modal-content {
    position: relative;
    background: var(--navy-light);
    border: 1px solid var(--surface-border);
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--surface-border);
}

.modal-header h2 {
    font-size: 1.25rem;
    color: var(--white);
}

.modal-close {
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    color: var(--gray-400);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--surface-hover);
    color: var(--white);
}

.modal-form {
    padding: 1.5rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.modal-actions .btn {
    flex: 1;
}

/* ============================================
   Loading
   ============================================ */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 22, 40, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--surface-border);
    border-top-color: var(--green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
    .header-content {
        padding: 0 0.75rem;
    }

    .nav-text {
        display: none;
    }

    .nav-link {
        padding: 0.5rem;
    }

    .user-email {
        max-width: 100px;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .chapters-container,
    .chapter-container,
    .peptides-container {
        padding: 1rem;
    }

    .chapter-content {
        padding: 1.5rem;
    }

    .chapter-footer {
        flex-direction: column;
    }

    .locked-features {
        grid-template-columns: 1fr;
    }

    .pricing-cards {
        grid-template-columns: 1fr;
    }

    .pricing-card.popular {
        order: -1;
    }

    .locked-footer {
        flex-direction: column;
        gap: 1rem;
    }

    .peptide-card {
        grid-template-columns: 1fr;
    }

    .peptide-actions {
        justify-content: flex-end;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Peptide Stats (Doses Remaining, Injections)
   ============================================ */

.peptide-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.peptide-stat {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.75rem;
    background: var(--navy);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--gray-300);
}

.peptide-stat .stat-icon {
    font-size: 0.9rem;
}

.peptide-stat.doses.ok {
    background: rgba(39, 174, 96, 0.15);
    color: var(--green);
}

.peptide-stat.doses.low {
    background: rgba(255, 152, 0, 0.15);
    color: #ff9800;
}

.peptide-stat.doses.empty {
    background: rgba(231, 76, 60, 0.15);
    color: #e74c3c;
}

.peptide-stat.injections {
    background: rgba(0, 212, 170, 0.1);
    color: var(--teal);
}

.peptide-stat.clickable {
    cursor: pointer;
    transition: all 0.2s;
}

.peptide-stat.clickable:hover {
    transform: scale(1.05);
}

/* Injection Button Primary Style */
.btn-icon.primary {
    border-color: var(--green);
    color: var(--green);
}

.btn-icon.primary:hover {
    background: var(--green);
    color: var(--white);
}

/* ============================================
   History Modal & Table
   ============================================ */

.modal-large {
    max-width: 700px;
}

.history-content {
    padding: 1.5rem;
    max-height: 60vh;
    overflow-y: auto;
}

.history-table {
    width: 100%;
    border-collapse: collapse;
}

.history-table th {
    text-align: left;
    padding: 0.75rem;
    border-bottom: 1px solid var(--surface-border);
    color: var(--gray-400);
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.history-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--surface-border);
    color: var(--gray-300);
    font-size: 0.9rem;
}

.history-table tr:last-child td {
    border-bottom: none;
}

.history-table tr:hover td {
    background: var(--surface-hover);
}

.history-content .empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--gray-400);
}

.history-content .loading {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--gray-400);
}

.history-content .error {
    text-align: center;
    padding: 2rem;
    color: #e74c3c;
}

/* ============================================
   Toast Notifications
   ============================================ */

.app-toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--green);
    color: var(--white);
    padding: 0.875rem 1.5rem;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    z-index: 400;
    opacity: 0;
    transition: all 0.3s ease;
}

.app-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* ============================================
   Form Enhancements for Injection Modal
   ============================================ */

#injectionForm {
    padding: 1.5rem;
}

#injectionForm .form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

#injectionForm .form-group input[type="datetime-local"] {
    color-scheme: dark;
}

/* Mobile adjustments for injection UI */
@media (max-width: 768px) {
    .peptide-stats {
        gap: 0.5rem;
    }

    .peptide-stat {
        padding: 0.35rem 0.6rem;
        font-size: 0.8rem;
    }

    .history-table {
        font-size: 0.85rem;
    }

    .history-table th,
    .history-table td {
        padding: 0.5rem;
    }

    .history-table th:nth-child(3),
    .history-table td:nth-child(3),
    .history-table th:nth-child(4),
    .history-table td:nth-child(4) {
        display: none;
    }

    .app-toast {
        left: 1rem;
        right: 1rem;
        transform: translateX(0) translateY(100px);
        text-align: center;
    }

    .app-toast.show {
        transform: translateX(0) translateY(0);
    }
}