/* ============================================================
   DESIGN TOKENS — LOGIN PAGE
   ============================================================ */
:root {
    --clr-bg:          #faf9f7;
    --clr-bg-2:        #f5f4f2;
    --clr-surface:     #ffffff;
    --clr-surface-2:   #fbfaf8;
    --clr-border:      #ece9e4;
    --clr-border-2:    #e0dcd5;

    --clr-text-primary:   #3a3a3a;
    --clr-text-secondary: #6a6a6a;
    --clr-text-muted:     #9a9a9a;
    --clr-text-faint:     #c0bbb4;

    --clr-accent:      #7c7369;
    --clr-accent-fg:   #ffffff;

    --clr-danger:      #b86054;
    --clr-danger-bg:   rgba(184, 96, 84, 0.08);
    --clr-danger-border: rgba(184, 96, 84, 0.22);

    --shadow-card:  0 8px 32px rgba(0,0,0,0.06);
    --shadow-modal: 0 20px 60px rgba(0,0,0,0.12);

    --r-sm:   8px;
    --r-md:   14px;
    --r-lg:   18px;
    --r-xl:   24px;
    --r-2xl:  32px;
    --r-pill: 999px;

    --font-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --text-xs:   11px;
    --text-sm:   13px;
    --text-base: 14px;
    --text-md:   15px;
    --text-lg:   17px;
    --text-xl:   20px;
    --text-2xl:  26px;

    --ease: 0.18s ease;

    --sp-1:  4px;
    --sp-2:  8px;
    --sp-3:  12px;
    --sp-4:  16px;
    --sp-5:  20px;
    --sp-6:  24px;
    --sp-8:  32px;
    --sp-10: 40px;
    --sp-12: 48px;
}

:root[data-theme="dark"] {
    --clr-bg:          #1d1c1a;
    --clr-bg-2:        #262421;
    --clr-surface:     #262421;
    --clr-surface-2:   #2b2925;
    --clr-border:      #3c3832;
    --clr-border-2:    #504a42;

    --clr-text-primary:   #eee8df;
    --clr-text-secondary: #c8beb2;
    --clr-text-muted:     #9f9488;
    --clr-text-faint:     #746c63;

    --clr-accent:      #b8aa98;
    --clr-accent-fg:   #25221f;

    --clr-danger:      #d28a7e;
    --clr-danger-bg:   rgba(210, 138, 126, 0.11);
    --clr-danger-border: rgba(210, 138, 126, 0.26);

    --shadow-card:  0 12px 40px rgba(0,0,0,0.30);
    --shadow-modal: 0 20px 60px rgba(0,0,0,0.38);
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ============================================================
   BODY
   ============================================================ */
body {
    font-family: var(--font-base);
    background: linear-gradient(145deg, var(--clr-bg) 0%, var(--clr-bg-2) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--sp-5);
    -webkit-font-smoothing: antialiased;
    color: var(--clr-text-primary);
}

:root[data-theme="dark"] body {
    color-scheme: dark;
}

/* ============================================================
   CARD
   ============================================================ */
.login-container {
    max-width: 380px;
    width: 100%;
}

.login-card {
    background: var(--clr-surface);
    border-radius: var(--r-2xl);
    padding: var(--sp-12) var(--sp-10);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--clr-border);
    text-align: center;
}

/* ============================================================
   ICON & TITLE
   ============================================================ */
.login-icon {
    margin-bottom: var(--sp-5);
    line-height: 1;
}

.login-icon i {
    display: block;
    font-size: 44px;
    color: #a0b898;
    line-height: 1;
}

.login-title {
    font-size: var(--text-2xl);
    font-weight: 500;
    color: var(--clr-text-primary);
    letter-spacing: -0.4px;
    margin-bottom: 6px;
}

.login-subtitle {
    font-size: var(--text-sm);
    color: var(--clr-text-muted);
    margin-bottom: var(--sp-8);
    line-height: 1.5;
}

/* ============================================================
   INPUT GROUP
   ============================================================ */
.input-group {
    margin-bottom: var(--sp-8);
    text-align: left;
}

.input-group label {
    display: block;
    text-align: center;
    margin-bottom: var(--sp-3);
    font-weight: 500;
    font-size: var(--text-sm);
    color: var(--clr-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input-group input {
    width: 100%;
    padding: 13px var(--sp-4);
    border: 1px solid var(--clr-border);
    border-radius: var(--r-md);
    font-size: var(--text-xl);
    font-family: inherit;
    background: var(--clr-surface);
    color: var(--clr-text-primary);
    text-align: center;
    letter-spacing: 6px;
    font-weight: 500;
    transition: border-color var(--ease), box-shadow var(--ease);
    -webkit-appearance: none;
    appearance: none;
}

.input-group input:focus {
    outline: none;
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 3px rgba(124, 115, 105, 0.12);
}

#codeInput::placeholder {
    color: var(--clr-text-faint);
    letter-spacing: 4px;
    font-size: var(--text-xl);
}

/* Fixed width — centered within card */
#codeInput {
    width: 130px;
    margin: 0 auto;
    display: block;
    font-size: var(--text-xl);
    letter-spacing: 4px;
    padding: 13px var(--sp-3);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
    width: auto;
    min-width: 140px;
    margin: var(--sp-4) auto 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    background: var(--clr-surface-2);
    color: var(--clr-text-secondary);
    border: 1px solid var(--clr-border);
    padding: 12px var(--sp-6);
    border-radius: var(--r-pill);
    font-size: var(--text-lg);
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background var(--ease), border-color var(--ease), color var(--ease), box-shadow var(--ease);
}

.btn-primary:hover {
    background: var(--clr-border);
    border-color: var(--clr-border-2);
    color: var(--clr-text-primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.btn-primary:active {
    background: #d4d0ca;
}

.btn-secondary {
    width: 100%;
    background: none;
    color: var(--clr-text-muted);
    border: 1px solid var(--clr-border);
    padding: 10px var(--sp-5);
    border-radius: var(--r-pill);
    font-size: var(--text-base);
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background var(--ease), border-color var(--ease), color var(--ease);
    margin-top: var(--sp-3);
}

.btn-secondary:hover {
    background: var(--clr-bg-2);
    border-color: var(--clr-border-2);
    color: var(--clr-text-secondary);
}

/* Анимация нажатия кнопки */
.btn-primary:active {
    transform: scale(0.97);
    transition: transform 0.05s ease;
}

.btn-theme-toggle {
    width: 36px;
    height: 36px;
    border: 1px solid var(--clr-border);
    border-radius: var(--r-pill);
    background: var(--clr-surface-2);
    color: var(--clr-text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 15px;
    transition: background var(--ease), border-color var(--ease), color var(--ease), transform var(--ease);
}

.btn-theme-toggle:hover {
    background: var(--clr-border);
    border-color: var(--clr-border-2);
    color: var(--clr-text-primary);
}

.btn-theme-toggle:active {
    transform: scale(0.96);
}

.login-theme-toggle {
    position: fixed;
    top: var(--sp-5);
    right: var(--sp-5);
    z-index: 10;
    box-shadow: var(--shadow-card);
}

/* Состояние disabled */
.btn-primary:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

/* ============================================================
   TELEGRAM HINT BLOCK
   ============================================================ */
.test-mode {
    margin-top: var(--sp-6);
    padding: var(--sp-4);
    background: var(--clr-surface-2);
    border: 1px solid var(--clr-border);
    border-radius: var(--r-lg);
    font-size: var(--text-sm);
    color: var(--clr-text-secondary);
    line-height: 1.55;
    text-align: left;
}

.help-header {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    margin-bottom: var(--sp-2);
}

.help-header i {
    color: #5d94af;
    font-size: 16px;
}

.help-steps {
    margin: var(--sp-3) 0 0 20px;
    padding: 0;
}

.help-steps li + li {
    margin-top: var(--sp-2);
}

.telegram-bot-link {
    color: #476b7b;
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid rgba(71, 107, 123, 0.24);
    transition: color var(--ease), border-color var(--ease);
}

.telegram-bot-link:hover {
    color: #35515d;
    border-bottom-color: rgba(53, 81, 93, 0.45);
    text-decoration: none;
}

.copy-command-btn {
    display: inline-flex;
    align-items: center;
    padding: 0;
    margin: 0;
    border: none;
    background: none;
    cursor: pointer;
}

.copy-command-btn code {
    background: var(--clr-border);
    padding: 1px 6px;
    border-radius: 5px;
    font-family: 'SF Mono', 'Fira Mono', 'Courier New', monospace;
    font-size: 92%;
    color: var(--clr-text-primary);
    transition: background var(--ease), color var(--ease), box-shadow var(--ease);
}

.copy-command-btn i {
    font-size: 13px;
    color: var(--clr-text-muted);
    margin-left: 6px;
    transition: color var(--ease);
}

.copy-command-btn:hover code {
    background: #dfe8ec;
    color: #35515d;
}

.copy-command-btn:hover i {
    color: #35515d;
}

.copy-command-btn.copied code {
    background: #d8eadf;
    color: #335845;
}

.copy-command-btn.copied i {
    color: #335845;
}

.test-mode b {
    color: var(--clr-text-primary);
    font-weight: 600;
}

.test-mode a {
    color: var(--clr-accent);
    text-decoration: none;
}

.test-mode a:hover {
    text-decoration: underline;
}

.test-mode code {
    background: var(--clr-border);
    padding: 1px 5px;
    border-radius: 5px;
    font-family: 'SF Mono', 'Fira Mono', 'Courier New', monospace;
    font-size: 92%;
    color: var(--clr-text-primary);
}

/* ============================================================
   DIVIDER
   ============================================================ */
.divider {
    display: flex;
    align-items: center;
    margin: var(--sp-6) 0;
    color: var(--clr-text-faint);
    font-size: var(--text-xs);
    gap: var(--sp-3);
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--clr-border);
}

/* ============================================================
   MODAL
   ============================================================ */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(20, 18, 16, 0.32);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: var(--sp-4);
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--clr-surface);
    border-radius: var(--r-xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.20s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: var(--shadow-modal);
    border: 1px solid var(--clr-border);
}

@keyframes modalSlideIn {
    from { opacity: 0; transform: translateY(-10px) scale(0.99); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* Auth modal — compact */
.auth-modal .modal-content {
    max-width: 360px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px var(--sp-6);
    border-bottom: 1px solid var(--clr-border);
}

.modal-header h2 {
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--clr-text-primary);
    letter-spacing: -0.2px;
}

.auth-modal .modal-header h2 {
    color: var(--clr-danger);
}

.modal-close {
    background: none;
    border: none;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    color: var(--clr-text-faint);
    transition: color var(--ease);
    padding: 2px;
}

.modal-close:hover {
    color: var(--clr-text-secondary);
}

.confirm-modal-body {
    padding: var(--sp-6);
    text-align: center;
    color: var(--clr-text-secondary);
    line-height: 1.55;
}

.auth-modal .confirm-modal-body {
    padding: var(--sp-6);
}

.auth-modal .confirm-modal-body p {
    margin: 0;
    font-size: var(--text-md);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--sp-3);
    padding: var(--sp-5) var(--sp-6);
    border-top: 1px solid var(--clr-border);
}

.confirm-actions {
    justify-content: center;
}

/* Danger button for auth modal */
.btn-danger-modal {
    background: var(--clr-danger-bg);
    color: var(--clr-danger);
    border: 1px solid var(--clr-danger-border);
    padding: 9px var(--sp-6);
    border-radius: var(--r-pill);
    font-size: var(--text-base);
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background var(--ease), border-color var(--ease), color var(--ease);
}

.btn-danger-modal:hover {
    background: rgba(184, 96, 84, 0.16);
    border-color: rgba(184, 96, 84, 0.40);
    color: #9a4a40;
}

:root[data-theme="dark"] .input-group input:focus {
    box-shadow: 0 0 0 3px rgba(184, 170, 152, 0.14);
}

:root[data-theme="dark"] .btn-primary:hover {
    box-shadow: 0 2px 10px rgba(0,0,0,0.22);
}

:root[data-theme="dark"] .btn-primary:active {
    background: var(--clr-border-2);
}

:root[data-theme="dark"] .modal {
    background: rgba(10, 9, 8, 0.58);
}

:root[data-theme="dark"] .login-icon i {
    color: #a8bf9a;
}

:root[data-theme="dark"] .btn-danger-modal:hover {
    background: rgba(210, 138, 126, 0.18);
    border-color: rgba(210, 138, 126, 0.38);
    color: #e0a095;
}

:root[data-theme="dark"] .telegram-bot-link {
    color: #c2d9e3;
    border-bottom-color: rgba(194, 217, 227, 0.28);
}

:root[data-theme="dark"] .telegram-bot-link:hover {
    color: #e5eff3;
    border-bottom-color: rgba(229, 239, 243, 0.5);
}

:root[data-theme="dark"] .copy-command-btn code {
    background: var(--clr-border);
    color: var(--clr-text-primary);
}

:root[data-theme="dark"] .copy-command-btn i {
    color: var(--clr-text-muted);
}

:root[data-theme="dark"] .copy-command-btn:hover code {
    background: #43565f;
    color: #f1f6f8;
}

:root[data-theme="dark"] .copy-command-btn:hover i {
    color: #f1f6f8;
}

:root[data-theme="dark"] .copy-command-btn.copied code {
    background: #3f5a4a;
    color: #e4f2e9;
}

:root[data-theme="dark"] .copy-command-btn.copied i {
    color: #e4f2e9;
}

.copy-toast {
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%) translateY(12px);
    padding: 10px 14px;
    border-radius: var(--r-pill);
    background: rgba(58, 58, 58, 0.92);
    color: #ffffff;
    font-size: var(--text-sm);
    line-height: 1.2;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--ease), transform var(--ease);
    z-index: 1100;
}

.copy-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

:root[data-theme="dark"] .copy-toast {
    background: rgba(238, 232, 223, 0.94);
    color: #25221f;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.28);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 480px) {
    .login-card {
        padding: var(--sp-8) var(--sp-5);
        border-radius: var(--r-xl);
    }

    .login-title {
        font-size: var(--text-xl);
    }

}