@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600&display=swap');

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

:root {
    --bg:           #f0f4f8;
    --surface:      #ffffff;
    --border:       #e2eaec;
    --teal:         #0fbf8f;
    --teal-dark:    #0aa87d;
    --teal-light:   #e6faf5;
    --navy:         #1a2342;
    --navy-mid:     #2e3a5e;
    --muted:        #8899a8;
    --muted-light:  #b0bec5;
    --error-bg:     #fff0f0;
    --error-border: #fca5a5;
    --error-text:   #dc2626;
    --font-display: 'Sora', sans-serif;
    --font-body:    'Plus Jakarta Sans', sans-serif;
    --shadow:       0 8px 40px rgba(26,35,66,0.08);
    --transition:   all 0.22s cubic-bezier(0.4,0,0.2,1);
}

html, body { height: 100%; }

body {
    min-height: 100vh;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    font-family: var(--font-body);
    position: relative;
    overflow: hidden;
}

body::before {
    content: '';
    position: fixed;
    width: 420px; height: 420px;
    background: radial-gradient(circle, #0fbf8f2a 0%, transparent 70%);
    top: -120px; right: -100px;
    pointer-events: none;
}
body::after {
    content: '';
    position: fixed;
    width: 300px; height: 300px;
    background: radial-gradient(circle, #1a234218 0%, transparent 70%);
    bottom: -80px; left: -80px;
    pointer-events: none;
}

/* Back button */
.back-btn {
    position: fixed;
    top: 20px; left: 20px;
    width: 40px; height: 40px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--navy-mid);
    text-decoration: none;
    box-shadow: 0 2px 10px rgba(26,35,66,0.08);
    transition: var(--transition);
    z-index: 10;
}
.back-btn:hover {
    border-color: var(--teal);
    color: var(--teal);
    transform: translateX(-2px);
}

/* Card */
.card {
    position: relative; z-index: 1;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: var(--shadow);
    padding: 36px 32px 32px;
    width: 100%;
    max-width: 420px;
    margin: auto;
    animation: fadeUp 0.6s cubic-bezier(0.22,1,0.36,1) both;
}

@keyframes fadeUp {
    from { opacity:0; transform:translateY(24px); }
    to   { opacity:1; transform:translateY(0); }
}

/* Logo — top center */
.logo-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 24px;
}

.logo-icon {
    width: 64px; height: 64px;
    border-radius: 16px;
    background: linear-gradient(135deg, #e6faf5, #d0f5ea);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 10px;
    box-shadow: 0 2px 12px rgba(15,191,143,0.15);
    overflow: hidden;
}

.logo-icon img {
    width: 50px; height: 50px;
    object-fit: contain;
    display: block;
}

.logo-name {
    font-family: var(--font-display);
    font-size: 1.45rem; font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--navy);
}
.logo-name span { color: var(--teal); }

.logo-sub {
    font-size: 0.76rem;
    color: var(--muted);
    font-family: var(--font-body);
    font-weight: 500;
    margin-top: 3px;
}

/* Tab switcher */
.tab-switcher {
    display: flex;
    gap: 6px;
    background: #f0f4f8;
    border-radius: 12px;
    padding: 5px;
    margin-bottom: 22px;
}

.tab {
    flex: 1;
    padding: 9px 10px;
    border: none;
    border-radius: 9px;
    background: transparent;
    font-family: var(--font-display);
    font-size: 0.8rem; font-weight: 500;
    color: var(--muted);
    cursor: pointer;
    transition: var(--transition);
}

.tab.active {
    background: var(--surface);
    color: var(--navy);
    box-shadow: 0 2px 8px rgba(26,35,66,0.10);
}

/* Form sections */
.form-section { animation: fadeIn 0.3s ease both; }
.form-section.hidden { display: none; }

@keyframes fadeIn {
    from { opacity:0; transform:translateY(6px); }
    to   { opacity:1; transform:translateY(0); }
}

.form-hint {
    font-size: 0.78rem;
    color: var(--muted);
    margin-bottom: 12px;
    font-family: var(--font-body);
}

/* Inputs */
.input-wrap {
    display: flex;
    align-items: center;
    border: 1.5px solid var(--border);
    border-radius: 13px;
    overflow: hidden;
    background: var(--surface);
    transition: var(--transition);
    margin-bottom: 10px;
}

.input-wrap:focus-within {
    border-color: var(--teal);
    box-shadow: 0 0 0 4px rgba(15,191,143,0.08);
}

.input-prefix {
    padding: 0 13px 0 15px;
    font-family: var(--font-display);
    font-size: 0.88rem; font-weight: 600;
    color: var(--navy);
    border-right: 1.5px solid var(--border);
    white-space: nowrap;
    line-height: 50px;
}

.input-wrap input {
    flex: 1;
    padding: 13px 15px;
    border: none; outline: none;
    background: transparent;
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--navy);
}

.input-wrap input::placeholder { color: var(--muted-light); }

/* Remember / forgot */
.row-between {
    display: flex; align-items: center; justify-content: space-between;
    margin: 8px 0 2px;
}

.remember {
    display: flex; align-items: center; gap: 6px;
    font-size: 0.76rem; color: var(--muted);
    cursor: pointer;
}

.remember input[type=checkbox] {
    width: 14px; height: 14px;
    accent-color: var(--teal);
    cursor: pointer;
}

.forgot-link {
    font-size: 0.74rem; color: var(--teal);
    text-decoration: none; opacity: 0.85;
    transition: opacity 0.2s;
}
.forgot-link:hover { opacity: 1; }

/* Buttons */
.btn {
    display: block;
    width: 100%; padding: 14px;
    border: none; border-radius: 13px;
    font-family: var(--font-display);
    font-size: 0.9rem; font-weight: 600;
    cursor: pointer; text-align: center;
    text-decoration: none;
    transition: var(--transition);
    margin-top: 14px;
}

.btn-primary {
    background: var(--teal);
    color: #fff;
    box-shadow: 0 4px 18px rgba(15,191,143,0.22);
}
.btn-primary:hover {
    background: var(--teal-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(15,191,143,0.3);
}

.btn-secondary {
    background: var(--navy);
    color: #fff;
    box-shadow: 0 4px 18px rgba(26,35,66,0.15);
}
.btn-secondary:hover {
    background: var(--navy-mid);
    transform: translateY(-2px);
}

/* Divider */
.divider {
    display: flex; align-items: center; gap: 12px;
    margin: 18px 0 0;
}
.divider::before, .divider::after {
    content: ''; flex: 1; height: 1px;
    background: var(--border);
}
.divider span {
    font-size: 0.7rem; color: var(--muted-light);
    letter-spacing: 1px; text-transform: uppercase;
}

/* Help link */
.help-link {
    display: block; text-align: center;
    margin-top: 16px;
    font-size: 0.68rem; font-weight: 600;
    letter-spacing: 1.5px; text-transform: uppercase;
    color: var(--muted-light);
    text-decoration: none;
    transition: color 0.2s;
}
.help-link:hover { color: var(--muted); }

/* Error */
.error-msg {
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    color: var(--error-text);
    border-radius: 11px;
    padding: 10px 13px;
    font-size: 0.8rem;
    margin-bottom: 14px;
}

/* Mobile */
@media (max-width: 480px) {
    .card { padding: 28px 18px 26px; border-radius: 18px; }
    .logo-icon { width: 56px; height: 56px; }
    .logo-icon img { width: 44px; height: 44px; }
    .logo-name { font-size: 1.3rem; }
    .tab { font-size: 0.75rem; padding: 8px 6px; }
    .input-wrap input { font-size: 0.88rem; }
    .btn { padding: 13px; font-size: 0.88rem; }
}@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600&display=swap');

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

:root {
    --bg:           #f0f4f8;
    --surface:      #ffffff;
    --border:       #e2eaec;
    --teal:         #0fbf8f;
    --teal-dark:    #0aa87d;
    --teal-light:   #e6faf5;
    --navy:         #1a2342;
    --navy-mid:     #2e3a5e;
    --muted:        #8899a8;
    --muted-light:  #b0bec5;
    --error-bg:     #fff0f0;
    --error-border: #fca5a5;
    --error-text:   #dc2626;
    --font-display: 'Sora', sans-serif;
    --font-body:    'Plus Jakarta Sans', sans-serif;
    --shadow:       0 8px 40px rgba(26,35,66,0.08);
    --transition:   all 0.22s cubic-bezier(0.4,0,0.2,1);
}

html, body { height: 100%; }

body {
    min-height: 100vh;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    font-family: var(--font-body);
    position: relative;
    overflow: hidden;
}

body::before {
    content: '';
    position: fixed;
    width: 420px; height: 420px;
    background: radial-gradient(circle, #0fbf8f2a 0%, transparent 70%);
    top: -120px; right: -100px;
    pointer-events: none;
}
body::after {
    content: '';
    position: fixed;
    width: 300px; height: 300px;
    background: radial-gradient(circle, #1a234218 0%, transparent 70%);
    bottom: -80px; left: -80px;
    pointer-events: none;
}

/* Back button */
.back-btn {
    position: fixed;
    top: 20px; left: 20px;
    width: 40px; height: 40px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--navy-mid);
    text-decoration: none;
    box-shadow: 0 2px 10px rgba(26,35,66,0.08);
    transition: var(--transition);
    z-index: 10;
}
.back-btn:hover {
    border-color: var(--teal);
    color: var(--teal);
    transform: translateX(-2px);
}

/* Card */
.card {
    position: relative; z-index: 1;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: var(--shadow);
    padding: 36px 32px 32px;
    width: 100%;
    max-width: 420px;
    margin: auto;
    animation: fadeUp 0.6s cubic-bezier(0.22,1,0.36,1) both;
}

@keyframes fadeUp {
    from { opacity:0; transform:translateY(24px); }
    to   { opacity:1; transform:translateY(0); }
}

/* Logo — top center */
.logo-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 24px;
}

.logo-icon {
    width: 64px; height: 64px;
    border-radius: 16px;
    background: linear-gradient(135deg, #e6faf5, #d0f5ea);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 10px;
    box-shadow: 0 2px 12px rgba(15,191,143,0.15);
    overflow: hidden;
}

.logo-icon img {
    width: 50px; height: 50px;
    object-fit: contain;
    display: block;
}

.logo-name {
    font-family: var(--font-display);
    font-size: 1.45rem; font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--navy);
}
.logo-name span { color: var(--teal); }

.logo-sub {
    font-size: 0.76rem;
    color: var(--muted);
    font-family: var(--font-body);
    font-weight: 500;
    margin-top: 3px;
}

/* Tab switcher */
.tab-switcher {
    display: flex;
    gap: 6px;
    background: #f0f4f8;
    border-radius: 12px;
    padding: 5px;
    margin-bottom: 22px;
}

.tab {
    flex: 1;
    padding: 9px 10px;
    border: none;
    border-radius: 9px;
    background: transparent;
    font-family: var(--font-display);
    font-size: 0.8rem; font-weight: 500;
    color: var(--muted);
    cursor: pointer;
    transition: var(--transition);
}

.tab.active {
    background: var(--surface);
    color: var(--navy);
    box-shadow: 0 2px 8px rgba(26,35,66,0.10);
}

/* Form sections */
.form-section { animation: fadeIn 0.3s ease both; }
.form-section.hidden { display: none; }

@keyframes fadeIn {
    from { opacity:0; transform:translateY(6px); }
    to   { opacity:1; transform:translateY(0); }
}

.form-hint {
    font-size: 0.78rem;
    color: var(--muted);
    margin-bottom: 12px;
    font-family: var(--font-body);
}

/* Inputs */
.input-wrap {
    display: flex;
    align-items: center;
    border: 1.5px solid var(--border);
    border-radius: 13px;
    overflow: hidden;
    background: var(--surface);
    transition: var(--transition);
    margin-bottom: 10px;
}

.input-wrap:focus-within {
    border-color: var(--teal);
    box-shadow: 0 0 0 4px rgba(15,191,143,0.08);
}

.input-prefix {
    padding: 0 13px 0 15px;
    font-family: var(--font-display);
    font-size: 0.88rem; font-weight: 600;
    color: var(--navy);
    border-right: 1.5px solid var(--border);
    white-space: nowrap;
    line-height: 50px;
}

.input-wrap input {
    flex: 1;
    padding: 13px 15px;
    border: none; outline: none;
    background: transparent;
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--navy);
}

.input-wrap input::placeholder { color: var(--muted-light); }

/* Remember / forgot */
.row-between {
    display: flex; align-items: center; justify-content: space-between;
    margin: 8px 0 2px;
}

.remember {
    display: flex; align-items: center; gap: 6px;
    font-size: 0.76rem; color: var(--muted);
    cursor: pointer;
}

.remember input[type=checkbox] {
    width: 14px; height: 14px;
    accent-color: var(--teal);
    cursor: pointer;
}

.forgot-link {
    font-size: 0.74rem; color: var(--teal);
    text-decoration: none; opacity: 0.85;
    transition: opacity 0.2s;
}
.forgot-link:hover { opacity: 1; }

/* Buttons */
.btn {
    display: block;
    width: 100%; padding: 14px;
    border: none; border-radius: 13px;
    font-family: var(--font-display);
    font-size: 0.9rem; font-weight: 600;
    cursor: pointer; text-align: center;
    text-decoration: none;
    transition: var(--transition);
    margin-top: 14px;
}

.btn-primary {
    background: var(--teal);
    color: #fff;
    box-shadow: 0 4px 18px rgba(15,191,143,0.22);
}
.btn-primary:hover {
    background: var(--teal-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(15,191,143,0.3);
}

.btn-secondary {
    background: var(--navy);
    color: #fff;
    box-shadow: 0 4px 18px rgba(26,35,66,0.15);
}
.btn-secondary:hover {
    background: var(--navy-mid);
    transform: translateY(-2px);
}

/* Divider */
.divider {
    display: flex; align-items: center; gap: 12px;
    margin: 18px 0 0;
}
.divider::before, .divider::after {
    content: ''; flex: 1; height: 1px;
    background: var(--border);
}
.divider span {
    font-size: 0.7rem; color: var(--muted-light);
    letter-spacing: 1px; text-transform: uppercase;
}

/* Help link */
.help-link {
    display: block; text-align: center;
    margin-top: 16px;
    font-size: 0.68rem; font-weight: 600;
    letter-spacing: 1.5px; text-transform: uppercase;
    color: var(--muted-light);
    text-decoration: none;
    transition: color 0.2s;
}
.help-link:hover { color: var(--muted); }

/* Error */
.error-msg {
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    color: var(--error-text);
    border-radius: 11px;
    padding: 10px 13px;
    font-size: 0.8rem;
    margin-bottom: 14px;
}

/* Mobile */
@media (max-width: 480px) {
    .card { padding: 28px 18px 26px; border-radius: 18px; }
    .logo-icon { width: 56px; height: 56px; }
    .logo-icon img { width: 44px; height: 44px; }
    .logo-name { font-size: 1.3rem; }
    .tab { font-size: 0.75rem; padding: 8px 6px; }
    .input-wrap input { font-size: 0.88rem; }
    .btn { padding: 13px; font-size: 0.88rem; }
}