:root {
    --ban-main-bg: #1D1B1B;
    --ban-card-bg: #303035;
    --ban-primary: #E74545;
    --ban-primary-hover: #cf3d3d;
    --ban-primary-glow: rgba(231, 69, 69, 0.35);
    --ban-input-bg: #161515;
    --ban-border: #44444A;
    --ban-text: #FFFFFF;
    --ban-text-dim: #A0A0A5;
    --ban-success: #2ecc71;
    --ban-error: #ff4757;
    --ban-warning: #f39c12;
    --ban-radius: 20px;
    --ban-transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

@font-face {
    font-family: 'BanVazir';
    src: url('../fonts/font.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

.ban-otp-fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--ban-main-bg);
    background-image: radial-gradient(circle at 10% 20%, rgba(231, 69, 69, 0.05) 0%, transparent 40%),
                      radial-gradient(circle at 90% 80%, rgba(231, 69, 69, 0.05) 0%, transparent 40%);
    z-index: 9999999;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'BanVazir', Tahoma, sans-serif;
    direction: rtl;
    padding: 20px;
    box-sizing: border-box;
}

.ban-otp-fullscreen *, .ban-otp-fullscreen *::before, .ban-otp-fullscreen *::after {
    box-sizing: inherit;
    margin: 0;
    padding: 0;
}

.ban-otp-box {
    background-color: var(--ban-card-bg);
    width: 100%;
    max-width: 440px;
    padding: 50px 40px;
    border-radius: var(--ban-radius);
    box-shadow: 0 30px 60px rgba(0,0,0,0.5), inset 0 1px 1px rgba(255,255,255,0.05);
    color: var(--ban-text);
    position: relative;
    border: 1px solid rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    animation: banEntrance 0.6s ease-out;
    margin: auto;
    max-height: 95vh;
    overflow-y: auto;
    overflow-x: hidden;
    transform: translateZ(0);
}

.ban-otp-box::-webkit-scrollbar {
    width: 6px;
}

.ban-otp-box::-webkit-scrollbar-track {
    background: transparent;
}

.ban-otp-box::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
}

.ban-otp-header {
    text-align: center;
    margin-bottom: 35px;
}

.ban-icon-wrap {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--ban-primary-glow), transparent);
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--ban-primary);
    font-size: 32px;
    border: 1px solid rgba(231,69,69,0.2);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.ban-otp-header h2 {
    font-size: 26px;
    font-weight: 800;
    margin: 0 0 12px;
    color: var(--ban-text);
    line-height: 1.4;
}

.ban-otp-header p {
    font-size: 14px;
    color: var(--ban-text-dim);
    line-height: 1.7;
    margin: 0;
}

.ban-highlight-phone {
    color: var(--ban-primary);
    font-weight: 700;
    direction: ltr;
    display: inline-block;
    padding: 0 5px;
}

.ban-form-group {
    margin-bottom: 24px;
    text-align: right;
    position: relative;
}

.ban-form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #E0E0E0;
}

.ban-form-control {
    width: 100%;
    background: var(--ban-input-bg);
    border: 2px solid var(--ban-border);
    border-radius: 15px;
    padding: 16px 20px;
    color: #fff;
    font-size: 16px;
    font-family: inherit;
    transition: var(--ban-transition);
    box-sizing: border-box;
}

.ban-form-control:focus {
    border-color: var(--ban-primary);
    outline: none;
    box-shadow: 0 0 0 4px var(--ban-primary-glow);
    background: #1a1919;
}

.ban-form-control:read-only {
    cursor: not-allowed;
    background: rgba(22, 21, 21, 0.7);
}

.ban-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 24px;
}

.ban-reg-fields {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transform: translateY(-10px);
    transition: max-height 0.6s cubic-bezier(0.165, 0.84, 0.44, 1), opacity 0.5s ease, transform 0.5s ease;
    will-change: max-height, opacity, transform;
}

.ban-reg-fields.show {
    max-height: 500px;
    opacity: 1;
    transform: translateY(0);
    margin-bottom: 10px;
    overflow: visible;
}

.ban-otp-inputs {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 5px;
    direction: ltr;
}

.ban-otp-digit {
    flex: 1;
    height: 60px;
    background: var(--ban-input-bg);
    border: 2px solid var(--ban-border);
    border-radius: 14px;
    text-align: center;
    font-size: 24px;
    font-weight: 800;
    color: #fff;
    font-family: inherit;
    transition: var(--ban-transition);
    padding: 0;
    min-width: 0;
    -moz-appearance: textfield;
}

.ban-otp-digit::-webkit-outer-spin-button, 
.ban-otp-digit::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.ban-otp-digit:focus {
    border-color: var(--ban-primary);
    background: #1a1919;
    outline: none;
    transform: translateY(-3px);
    box-shadow: 0 10px 15px -5px var(--ban-primary-glow);
}

.ban-btn {
    width: 100%;
    background: var(--ban-primary);
    color: #fff;
    border: none;
    padding: 18px;
    border-radius: 16px;
    font-size: 16px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: var(--ban-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    box-shadow: 0 10px 25px rgba(231,69,69,0.2);
    position: relative;
    overflow: hidden;
}

.ban-btn:hover:not(:disabled) {
    background: var(--ban-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(231,69,69,0.3);
}

.ban-btn:disabled {
    background: #444;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.6;
}

.ban-btn-outline {
    background: transparent;
    border: 2px solid var(--ban-border);
    margin-top: 15px;
    color: var(--ban-text-dim);
    box-shadow: none;
}

.ban-btn-outline:hover:not(:disabled) {
    border-color: var(--ban-primary);
    color: #fff;
    background: rgba(255,255,255,0.02);
}

.ban-timer-wrap {
    margin: 30px 0;
    text-align: center;
}

.ban-timer-box {
    font-size: 28px;
    font-weight: 800;
    color: var(--ban-primary);
    margin-bottom: 12px;
    font-variant-numeric: tabular-nums;
    letter-spacing: 1px;
}

.ban-timer-bar {
    width: 100%;
    height: 5px;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    overflow: hidden;
}

.ban-progress {
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--ban-primary), #ff6b6b);
    transition: width 1s linear;
    will-change: width;
}

.ban-back-link {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 35px;
    color: var(--ban-text-dim);
    text-decoration: none;
    font-size: 13.5px;
    transition: var(--ban-transition);
}

.ban-back-link:hover {
    color: var(--ban-text);
}

.ban-loader {
    width: 22px;
    height: 22px;
    border: 3px solid rgba(255,255,255,0.2);
    border-top-color: #fff;
    border-radius: 50%;
    animation: banSpin 0.8s infinite linear;
    display: none;
    position: absolute;
}

.loading .btn-text {
    opacity: 0;
}

.loading .ban-loader {
    display: block;
}

.skeleton .btn-text {
    opacity: 0;
}

.skeleton {
    position: relative;
    overflow: hidden;
    background-color: #444 !important;
    border-color: transparent !important;
    pointer-events: none;
}

.skeleton::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
    animation: skeletonSweep 1s infinite linear;
}

.ban-step {
    display: none;
    opacity: 0;
}

.ban-step.active {
    display: block;
    animation: banFadeIn 0.4s forwards;
}

.pulse-ready {
    animation: pulseBtn 1.5s infinite;
}

#banToastContainer {
    position: fixed;
    top: 25px;
    right: 25px;
    z-index: 9999999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.ban-toast-msg {
    display: flex;
    align-items: center;
    min-width: 280px;
    padding: 16px 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    color: #fff;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    animation: banToastIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    pointer-events: auto;
    cursor: pointer;
    direction: rtl;
    text-align: right;
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    will-change: transform, opacity;
}

.ban-toast-success { background: rgba(46,204,113,0.95); border-right: 4px solid #27ae60; }
.ban-toast-error { background: rgba(255,71,87,0.95); border-right: 4px solid #c0392b; }
.ban-toast-warning { background: rgba(243,156,18,0.95); border-right: 4px solid #d35400; }

@keyframes banToastIn {
    from { transform: translateX(120%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes banToastOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(120%); opacity: 0; }
}

@keyframes banEntrance {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

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

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

@keyframes skeletonSweep {
    to { left: 200%; }
}

@keyframes pulseBtn {
    0% { box-shadow: 0 0 0 0 rgba(231,69,69,0.4); }
    70% { box-shadow: 0 0 0 10px rgba(231,69,69,0); }
    100% { box-shadow: 0 0 0 0 rgba(231,69,69,0); }
}

@media (max-width: 480px) {
    .ban-otp-box {
        padding: 40px 25px;
        border-radius: 25px;
    }
    .ban-otp-header h2 {
        font-size: 22px;
    }
    .ban-otp-digit {
        height: 50px;
        font-size: 20px;
        border-radius: 12px;
    }
    .ban-grid-2 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .ban-btn {
        padding: 16px;
        font-size: 15px;
    }
    .ban-timer-box {
        font-size: 24px;
    }
    #banToastContainer {
        top: 15px;
        right: 15px;
        left: 15px;
        align-items: center;
    }
    .ban-toast-msg {
        width: 100%;
        min-width: unset;
    }
    @keyframes banToastIn {
        from { transform: translateY(-120%); opacity: 0; }
        to { transform: translateY(0); opacity: 1; }
    }
    @keyframes banToastOut {
        from { transform: translateY(0); opacity: 1; }
        to { transform: translateY(-120%); opacity: 0; }
    }
}

@media (max-width: 360px) {
    .ban-otp-box {
        padding: 30px 15px;
    }
    .ban-otp-digit {
        height: 44px;
        font-size: 18px;
        border-radius: 8px;
    }
    .ban-icon-wrap {
        width: 60px;
        height: 60px;
        font-size: 26px;
    }
}