/* =====================================================
   Control Weight Auth Pages - Split Screen Design
   ===================================================== */

:root {
    --primary: #C9A96E;
    --primary-light: #D4B87C;
    --primary-dark: #A88B4A;
    --primary-glow: rgba(201, 169, 110, 0.3);
    --dark: #0a0806;
    --dark-100: #0f0b07;
    --dark-200: #15100a;
    --dark-300: #1d1610;
    --surface: #1a1510;
    --white: #ffffff;
    --gray-300: #98a2b3;
    --gray-400: #667085;
    --font-primary: 'Plus Jakarta Sans', sans-serif;
    --radius: 12px;
    --radius-lg: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }

body.auth-page {
    font-family: var(--font-primary);
    background: var(--dark);
    color: var(--white);
    min-height: 100vh;
    overflow: hidden;
}

/* ===== SPLIT LAYOUT ===== */
.auth-split {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.auth-split__left {
    position: relative;
    width: 50%;
    height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    padding: 48px;
}

.auth-split__video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.auth-split__overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to top, rgba(10,8,6,0.92) 0%, rgba(10,8,6,0.55) 35%, rgba(10,8,6,0.25) 65%, rgba(10,8,6,0.1) 100%),
        linear-gradient(to right, rgba(10,8,6,0.5) 0%, rgba(10,8,6,0.15) 50%, transparent 100%);
    z-index: 1;
}

.auth-split__content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 480px;
}

.auth-split__logo {
    display: inline-block;
    margin-bottom: 32px;
}

.auth-split__logo img {
    height: 48px;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
}

.auth-split__text h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--white), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.auth-split__text p {
    color: rgba(255,255,255,0.6);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 6px;
}

.auth-split__features {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.auth-split__feature {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 16px;
    background: rgba(255,255,255,0.04);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius);
    transition: var(--transition);
}

.auth-split__feature:hover {
    background: rgba(201,169,110,0.06);
    border-color: rgba(201,169,110,0.12);
}

.auth-split__feature > i {
    font-size: 1.2rem;
    color: var(--primary);
    margin-top: 2px;
    flex-shrink: 0;
}

.auth-split__feature strong {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 2px;
}

.auth-split__feature span {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.45);
    line-height: 1.4;
}

/* ===== RIGHT PANEL ===== */
.auth-split__right {
    width: 50%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--dark);
    position: relative;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: none;
}
.auth-split__right::-webkit-scrollbar { display: none; }

.auth-split__right::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(201,169,110,0.06) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
}

.auth-split__right-inner {
    width: 100%;
    max-width: 440px;
    padding: 48px 40px;
    animation: authFadeIn 0.6s ease-out;
}

.auth-split__right-inner--register {
    max-width: 480px;
}

@keyframes authFadeIn {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.auth-split__right-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 36px;
}

.auth-mobile-logo {
    display: none;
}

.auth-mobile-logo img {
    height: 36px;
}

.auth-ssl-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(201,169,110,0.08);
    border: 1px solid rgba(201,169,110,0.15);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--primary);
}

.auth-switch-link {
    font-size: 0.85rem;
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition);
}

.auth-switch-link strong {
    color: var(--primary);
}

.auth-switch-link:hover { color: var(--primary); }

/* ===== CARD HEADER ===== */
.auth-card__header {
    margin-bottom: 28px;
}

.auth-card__header h1 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 6px;
    color: var(--white);
}

.auth-card__header p {
    color: var(--gray-400);
    font-size: 0.92rem;
}

/* ===== STEPS ===== */
.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 28px;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.step__circle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    background: rgba(255,255,255,0.05);
    border: 2px solid rgba(255,255,255,0.1);
    color: var(--gray-400);
    transition: var(--transition);
}

.step.active .step__circle {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--dark);
    box-shadow: 0 0 24px var(--primary-glow);
}

.step.completed .step__circle {
    background: rgba(201,169,110,0.2);
    border-color: var(--primary);
    color: var(--primary);
}

.step__label {
    font-size: 0.7rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.step.active .step__label { color: var(--primary); }
.step.completed .step__label { color: var(--primary); }

.step__line {
    width: 50px;
    height: 2px;
    background: rgba(255,255,255,0.08);
    margin: 0 12px;
    margin-bottom: 20px;
    transition: var(--transition);
    border-radius: 1px;
}

/* ===== FORM ===== */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-step {
    display: none;
    flex-direction: column;
    gap: 18px;
    animation: stepSlide 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-step.active {
    display: flex;
}

@keyframes stepSlide {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

.form-step__actions {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 12px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255,255,255,0.7);
}

.form-label i {
    font-size: 0.9rem;
    color: var(--primary);
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255,255,255,0.04);
    border: 1.5px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    color: var(--white);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition);
}

.form-input::placeholder {
    color: rgba(255,255,255,0.2);
}

.form-input:focus {
    border-color: var(--primary);
    background: rgba(201,169,110,0.04);
    box-shadow: 0 0 0 3px rgba(201,169,110,0.1);
}

.form-select {
    appearance: none;
    -webkit-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 d='M3 4.5L6 7.5L9 4.5' stroke='%23667085' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-select option {
    background: #1a1510;
    color: var(--white);
}

.form-hint {
    font-size: 0.75rem;
    color: var(--gray-400);
}

.form-hint--success { color: #22c55e; }
.form-hint--error { color: #ef4444; }

.form-hint-row {
    display: flex;
    justify-content: flex-end;
}

.form-link {
    font-size: 0.82rem;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.form-link:hover { text-decoration: underline; }

/* ===== PASSWORD ===== */
.input-password {
    position: relative;
}

.input-password .form-input {
    padding-right: 48px;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 4px;
    font-size: 1.1rem;
    transition: var(--transition);
}

.password-toggle:hover { color: var(--primary); }

.password-strength {
    height: 3px;
    background: rgba(255,255,255,0.06);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 2px;
}

.password-strength__bar {
    height: 100%;
    width: 0;
    border-radius: 2px;
    transition: width 0.4s ease, background 0.4s ease;
}

.strength--weak { background: #ef4444; }
.strength--fair { background: #f59e0b; }
.strength--good { background: var(--primary); }
.strength--strong { background: #22c55e; }

/* ===== ALERT ===== */
.alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 0.88rem;
    margin-bottom: 16px;
    animation: alertSlide 0.4s ease-out;
}

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

.alert--error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.alert--success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    color: #86efac;
}

.alert--inline { margin-bottom: 12px; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn--primary {
    background: var(--primary);
    color: var(--dark);
    box-shadow: 0 4px 20px rgba(201,169,110,0.2);
}

.btn--primary:hover {
    background: var(--primary-light);
    box-shadow: 0 6px 28px rgba(201,169,110,0.35);
    transform: translateY(-1px);
}

.btn--ghost {
    background: rgba(255,255,255,0.06);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.1);
}

.btn--ghost:hover {
    background: rgba(255,255,255,0.1);
}

.btn--full { width: 100%; }
.btn--lg { padding: 16px 32px; }

/* ===== FOOTER & SPONSOR ===== */
.auth-card__footer {
    text-align: center;
    margin-top: 24px;
    font-size: 0.88rem;
    color: var(--gray-400);
}

.auth-card__footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.auth-card__footer a:hover { text-decoration: underline; }

.sponsor-banner {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(201,169,110,0.06);
    border: 1px solid rgba(201,169,110,0.15);
    border-radius: var(--radius);
    margin-bottom: 20px;
}

.sponsor-banner__icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(201,169,110,0.12);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.sponsor-banner__text { font-size: 0.85rem; color: var(--gray-400); }
.sponsor-banner__name { font-weight: 700; color: var(--primary); }

/* ===== intl-tel-input ===== */
.iti { width: 100%; }
.iti__country-list { background: #1a1510; border-color: rgba(255,255,255,0.1); }
.iti__country { color: #fff; }
.iti__country:hover, .iti__country.iti__highlight { background: rgba(201,169,110,0.1); }
.iti__selected-flag { border-radius: var(--radius) 0 0 var(--radius); }
.iti__dial-code { color: var(--gray-300); }
.iti__divider { border-color: rgba(255,255,255,0.06); }
.iti--separate-dial-code .iti__selected-flag {
    background: rgba(255,255,255,0.04);
    border-right: 1px solid rgba(255,255,255,0.06);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .auth-split__left {
        width: 45%;
        padding: 32px;
    }
    .auth-split__right {
        width: 55%;
    }
    .auth-split__text h2 {
        font-size: 1.6rem;
    }
}

@media (max-width: 768px) {
    .auth-split {
        flex-direction: column;
    }
    .auth-split__left {
        display: none;
    }
    .auth-split__right {
        width: 100%;
        min-height: 100vh;
        padding: 24px;
    }
    .auth-split__right-inner {
        padding: 24px 0;
        max-width: 100%;
    }
    .auth-split__right-inner--register {
        max-width: 100%;
    }
    .auth-mobile-logo {
        display: block;
    }
    .auth-ssl-badge {
        font-size: 0.7rem;
    }
    .auth-card__header h1 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .auth-split__right {
        padding: 16px;
    }
    .form-step__actions {
        grid-template-columns: 1fr;
    }
}

/* ===== PROCESSING MODAL ===== */
.processing-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10,8,6,0.85);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}
.processing-overlay.active { display: flex; }

.processing-modal {
    text-align: center;
    padding: 40px 48px;
    background: rgba(26,21,16,0.95);
    border: 1px solid rgba(201,169,110,0.2);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 40px rgba(201,169,110,0.08);
    animation: authFadeIn 0.3s ease-out;
}

.processing-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(201,169,110,0.15);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 18px;
}

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

.processing-modal p {
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
}

.processing-modal span {
    display: block;
    font-size: 0.82rem;
    color: var(--gray-400);
    margin-top: 6px;
}

.btn:disabled, .btn.btn--disabled {
    opacity: 0.55;
    pointer-events: none;
    cursor: not-allowed;
}