:root {
    --primary: #6f4cff;
    --primary-dark: #4c29d4;
    --primary-light: #9d7cff;
    --showcase-dark: #130d29;
    --showcase-mid: #1c123a;
    --showcase-light: #2a1955;
    --surface: #ffffff;
    --page-background: #f7f7fc;
    --text-primary: #19172a;
    --text-secondary: #77798d;
    --text-white: #ffffff;
    --text-white-muted: #bcb6d1;
    --border: #dedfeb;
    --card-shadow: 0 30px 70px rgba(35, 24, 83, 0.14);
    --primary-shadow: 0 16px 35px rgba(111, 76, 255, 0.28);
}

/* =========================================================
   Reset
========================================================= */

* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
}

body {
    overflow: hidden;
    background: var(--page-background);
    color: var(--text-primary);
    font-family: "Inter", Arial, Helvetica, sans-serif;
}

button,
input {
    font: inherit;
}

button {
    -webkit-tap-highlight-color: transparent;
}

/* =========================================================
   Ana yerleşim
========================================================= */

.login-page {
    display: grid;
    grid-template-columns: minmax(720px, 56%) minmax(520px, 44%);
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

/* =========================================================
   Sol panel
========================================================= */

.login-showcase {
    position: relative;
    height: 100vh;
    overflow: hidden;
    padding: 44px 48px 36px;
    background: radial-gradient( circle at 78% 18%, rgba(111, 76, 255, 0.33), transparent 28% ), radial-gradient( circle at 78% 67%, rgba(111, 76, 255, 0.16), transparent 34% ), linear-gradient( 145deg, var(--showcase-dark) 0%, var(--showcase-mid) 52%, var(--showcase-light) 100% );
    color: var(--text-white);
}

    /* Dekoratif eğri çizgiler */

    .login-showcase::before,
    .login-showcase::after {
        position: absolute;
        right: -180px;
        bottom: -210px;
        width: 720px;
        height: 420px;
        border: 1px solid rgba(157, 124, 255, 0.18);
        border-radius: 50%;
        content: "";
        pointer-events: none;
        transform: rotate(-11deg);
    }

    .login-showcase::after {
        right: -130px;
        bottom: -250px;
        width: 790px;
        height: 450px;
        border-color: rgba(157, 124, 255, 0.10);
    }

/* Nokta dekorları */

.showcase-decoration {
    position: absolute;
    z-index: 1;
    width: 78px;
    height: 78px;
    opacity: 0.24;
    background-image: radial-gradient( circle, var(--primary-light) 2px, transparent 2px );
    background-size: 16px 16px;
    pointer-events: none;
}

.showcase-decoration--top {
    top: 56px;
    right: 45px;
}

.showcase-decoration--bottom {
    bottom: 25px;
    left: 22px;
}

/* =========================================================
   Marka
========================================================= */

.login-brand {
    position: relative;
    z-index: 5;
    display: inline-flex;
    align-items: center;
    gap: 16px;
}

.login-brand__mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 17px;
    background: linear-gradient( 145deg, var(--primary-light), var(--primary), var(--primary-dark) );
    box-shadow: 0 16px 34px rgba(79, 43, 216, 0.36);
    color: #ffffff;
    font-size: 25px;
}

.login-brand__name {
    font-size: 23px;
    font-weight: 800;
    letter-spacing: -0.7px;
}

    .login-brand__name span {
        color: var(--primary-light);
    }

/* =========================================================
   Sol içerik düzeni
========================================================= */

.login-showcase__body {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: minmax(340px, 0.95fr) minmax(255px, 0.75fr);
    align-items: center;
    gap: 16px;
    height: calc(100vh - 105px);
    padding-top: 12px;
}

.login-showcase__content {
    position: relative;
    z-index: 4;
    align-self: center;
}

.login-showcase__title {
    max-width: 500px;
    margin: 0;
    font-size: clamp(46px, 4.2vw, 66px);
    line-height: 1.04;
    font-weight: 800;
    letter-spacing: -2.7px;
}

    .login-showcase__title span {
        display: block;
        color: var(--primary-light);
    }

.login-showcase__description {
    max-width: 470px;
    margin: 24px 0 0;
    color: var(--text-white-muted);
    font-size: 15px;
    line-height: 1.75;
}

/* =========================================================
   Özellik kartları
========================================================= */

.login-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 28px;
}

.login-feature {
    display: flex;
    align-items: center;
    gap: 15px;
    width: 100%;
    max-width: 410px;
    min-height: 78px;
    padding: 12px 15px;
    border: 1px solid rgba(157, 124, 255, 0.30);
    border-radius: 16px;
    background: linear-gradient( 135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.035) );
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(10px);
    transition: transform 0.22s ease, border-color 0.22s ease, background-color 0.22s ease;
}

    .login-feature:hover {
        transform: translateX(5px);
        border-color: rgba(157, 124, 255, 0.65);
        background: linear-gradient( 135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.055) );
    }

.login-feature__icon {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient( 145deg, var(--primary-light), var(--primary), var(--primary-dark) );
    box-shadow: 0 11px 23px rgba(79, 43, 216, 0.30);
    color: #ffffff;
    font-size: 21px;
}

.login-feature__content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

    .login-feature__content strong {
        font-size: 14px;
        font-weight: 700;
    }

    .login-feature__content span {
        color: var(--text-white-muted);
        font-size: 12px;
        line-height: 1.4;
    }

/* =========================================================
   Hero illüstrasyonu
========================================================= */

.login-hero {
    position: relative;
    align-self: center;
    width: 100%;
    max-width: 300px;
    height: 460px;
    margin: 8px auto 0;
}

.login-hero__glow {
    position: absolute;
    top: 75px;
    left: 50%;
    width: 280px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient( circle, rgba(111, 76, 255, 0.38), transparent 68% );
    filter: blur(19px);
    pointer-events: none;
    transform: translateX(-50%);
}

.login-hero__phone {
    position: absolute;
    z-index: 3;
    top: 34px;
    left: 50%;
    width: 170px;
    height: 340px;
    padding: 8px;
    border: 3px solid rgba(205, 191, 255, 0.78);
    border-radius: 34px;
    background: linear-gradient( 145deg, #302751, #0e0a1e );
    box-shadow: 0 30px 58px rgba(0, 0, 0, 0.42), 0 0 36px rgba(111, 76, 255, 0.24);
    transform: translateX(-50%) rotate(8deg);
}

.login-hero__phone-speaker {
    position: absolute;
    z-index: 2;
    top: 11px;
    left: 50%;
    width: 57px;
    height: 15px;
    border-radius: 30px;
    background: #0c0918;
    transform: translateX(-50%);
}

.login-hero__phone-screen {
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 26px 14px 16px;
    border-radius: 27px;
    background: linear-gradient( 165deg, #ffffff, #eeeaff );
    color: #231d39;
    text-align: center;
}

.login-hero__qr {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 108px;
    height: 108px;
    margin-bottom: 16px;
    border: 7px solid #ffffff;
    border-radius: 15px;
    background: #f8f7ff;
    box-shadow: 0 13px 28px rgba(36, 29, 57, 0.13);
    color: #161222;
    font-size: 82px;
    line-height: 1;
}

.login-hero__phone-screen strong {
    margin-bottom: 6px;
    font-size: 12px;
}

.login-hero__phone-screen span {
    max-width: 125px;
    color: #6d687a;
    font-size: 8px;
    line-height: 1.4;
}

.login-hero__cloud {
    position: absolute;
    z-index: 4;
    top: 106px;
    right: -1px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 55px;
    border-radius: 50%;
    background: linear-gradient( 145deg, #ffffff, #cbc1ff );
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.22);
    color: var(--primary);
    font-size: 31px;
    transform: rotate(7deg);
}

.login-hero__photo {
    position: absolute;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 82px;
    height: 94px;
    border: 6px solid #ffffff;
    border-radius: 13px;
    background: linear-gradient( 145deg, #f6c7ff, #5632d8 65%, #17102f );
    box-shadow: 0 18px 34px rgba(0, 0, 0, 0.32);
    color: rgba(255, 255, 255, 0.92);
    font-size: 35px;
}

.login-hero__photo--one {
    bottom: 48px;
    left: 7px;
    transform: rotate(-11deg);
}

.login-hero__photo--two {
    right: 1px;
    bottom: 75px;
    transform: rotate(10deg);
}

.login-hero__camera {
    position: absolute;
    z-index: 6;
    right: 35px;
    bottom: 11px;
    color: #b3a3ff;
    font-size: 90px;
    filter: drop-shadow( 0 18px 22px rgba(0, 0, 0, 0.35) );
    transform: rotate(-8deg);
}

/* =========================================================
   Sağ panel
========================================================= */

.login-form-section {
    position: relative;
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    height: 100vh;
    overflow: hidden;
    padding: 32px 48px 22px;
    background: radial-gradient( circle at 64% 18%, rgba(111, 76, 255, 0.08), transparent 30% ), radial-gradient( circle at 68% 72%, rgba(157, 124, 255, 0.07), transparent 30% ), var(--page-background);
}

.login-form-decoration {
    position: absolute;
    width: 108px;
    height: 108px;
    opacity: 0.17;
    background-image: radial-gradient( circle, var(--primary-light) 2px, transparent 2px );
    background-size: 16px 16px;
    pointer-events: none;
}

.login-form-decoration--top {
    top: 28px;
    left: 58px;
}

.login-form-decoration--bottom {
    right: 28px;
    bottom: 24px;
}

/* =========================================================
   Giriş kartı
========================================================= */

.login-card {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 510px;
    padding: 34px 38px 32px;
    border: 1px solid rgba(220, 219, 235, 0.82);
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: var(--card-shadow);
}

.login-card__header {
    margin-bottom: 27px;
    text-align: center;
}

.login-security-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    border-radius: 19px;
    background: linear-gradient( 145deg, var(--primary-light), var(--primary), var(--primary-dark) );
    box-shadow: 0 16px 32px rgba(111, 76, 255, 0.34);
    color: #ffffff;
    font-size: 28px;
}

.login-card__header h2 {
    margin: 0;
    color: var(--text-primary);
    font-size: 26px;
    line-height: 1.25;
    font-weight: 800;
    letter-spacing: -0.8px;
}

.login-card__header p {
    margin: 11px 0 0;
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.6;
}

/* =========================================================
   Validation
========================================================= */

.login-validation-summary:empty {
    display: none;
}

.login-validation-summary {
    margin-bottom: 18px;
    padding: 12px 14px;
    border: 1px solid #ffc7cc;
    border-radius: 12px;
    background: #fff2f3;
    color: #b4232f;
    font-size: 13px;
}

/* =========================================================
   Form
========================================================= */

.login-form {
    width: 100%;
}

.login-form-group {
    margin-bottom: 18px;
}

    .login-form-group label {
        display: block;
        margin-bottom: 8px;
        color: #302d3e;
        font-size: 12px;
        font-weight: 700;
    }

.login-input {
    position: relative;
    display: flex;
    align-items: center;
}

    .login-input > i {
        position: absolute;
        z-index: 2;
        left: 17px;
        color: #898da2;
        font-size: 18px;
        pointer-events: none;
        transition: color 0.2s ease;
    }

    .login-input input {
        width: 100%;
        height: 52px;
        padding: 0 52px 0 49px;
        border: 1px solid var(--border);
        border-radius: 14px;
        outline: none;
        background: #fbfbfe;
        color: var(--text-primary);
        font-size: 13px;
        transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
    }

        .login-input input::placeholder {
            color: #a0a3b4;
        }

        .login-input input:focus {
            border-color: var(--primary);
            background: #ffffff;
            box-shadow: 0 0 0 4px rgba(111, 76, 255, 0.11);
        }

    .login-input:focus-within > i {
        color: var(--primary);
    }

/* Şifre göster/gizle */

.password-toggle {
    position: absolute;
    z-index: 3;
    right: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 0;
    border-radius: 10px;
    background: transparent;
    color: #85899d;
    font-size: 18px;
    cursor: pointer;
    transition: color 0.2s ease, background-color 0.2s ease;
}

    .password-toggle:hover {
        background: #f0edff;
        color: var(--primary);
    }

/* =========================================================
   Form seçenekleri
========================================================= */

.login-form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin: 2px 0 23px;
}

.login-checkbox {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    cursor: pointer;
    user-select: none;
}

    .login-checkbox input {
        position: absolute;
        width: 1px;
        height: 1px;
        opacity: 0;
        pointer-events: none;
    }

.login-checkbox__box {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border: 1px solid #bbbcca;
    border-radius: 5px;
    background: #ffffff;
    color: transparent;
    font-size: 14px;
    transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.login-checkbox input:checked + .login-checkbox__box {
    border-color: var(--primary);
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 5px 12px rgba(111, 76, 255, 0.26);
}

.login-checkbox input:focus-visible + .login-checkbox__box {
    box-shadow: 0 0 0 4px rgba(111, 76, 255, 0.13);
}

.login-checkbox__text {
    color: #55586d;
    font-size: 12px;
}

.login-forgot-password {
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
}

    .login-forgot-password:hover {
        color: var(--primary);
        text-decoration: underline;
    }

/* =========================================================
   Giriş butonu
========================================================= */

.login-submit-button {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 13px;
    width: 100%;
    height: 52px;
    overflow: hidden;
    border: 0;
    border-radius: 14px;
    background: linear-gradient( 120deg, var(--primary), var(--primary-dark), var(--primary) );
    background-size: 200% 100%;
    box-shadow: var(--primary-shadow);
    color: #ffffff;
    font-size: 14px;
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.22s ease, box-shadow 0.22s ease, background-position 0.35s ease;
}

    .login-submit-button::before {
        position: absolute;
        top: 0;
        left: -120%;
        width: 70%;
        height: 100%;
        background: linear-gradient( 90deg, transparent, rgba(255, 255, 255, 0.24), transparent );
        content: "";
        transform: skewX(-20deg);
        transition: left 0.55s ease;
    }

    .login-submit-button:hover {
        background-position: 100% 0;
        box-shadow: 0 20px 38px rgba(111, 76, 255, 0.34);
        transform: translateY(-2px);
    }

        .login-submit-button:hover::before {
            left: 150%;
        }

    .login-submit-button i {
        font-size: 17px;
        transition: transform 0.22s ease;
    }

    .login-submit-button:hover i {
        transform: translateX(5px);
    }

    .login-submit-button:active {
        transform: translateY(0);
    }

/* =========================================================
   Footer
========================================================= */

.login-footer {
    position: relative;
    z-index: 2;
    margin-top: 27px;
    color: #85899c;
    font-size: 12px;
    text-align: center;
}

/* =========================================================
   Orta boy masaüstü
========================================================= */

@media (max-width: 1350px) {
    .login-page {
        grid-template-columns: minmax(620px, 55%) minmax(470px, 45%);
    }

    .login-showcase {
        padding-right: 36px;
        padding-left: 36px;
    }

    .login-showcase__title {
        font-size: 54px;
    }

    .login-hero {
        max-width: 270px;
        transform: scale(0.92);
    }

    .login-card {
        max-width: 470px;
    }
}

/* =========================================================
   Küçük dizüstü ekranları
========================================================= */

@media (max-width: 1120px) {
    body {
        overflow: auto;
    }

    .login-page {
        grid-template-columns: 1fr;
        height: auto;
        min-height: 100vh;
        overflow: visible;
    }

    .login-showcase {
        height: auto;
        min-height: 720px;
    }

    .login-showcase__body {
        height: auto;
        min-height: 600px;
    }

    .login-form-section {
        height: auto;
        min-height: 720px;
    }
}

/* =========================================================
   Tablet
========================================================= */

@media (max-width: 900px) {
    .login-showcase {
        min-height: auto;
        padding: 34px 30px 52px;
    }

    .login-showcase__body {
        grid-template-columns: 1fr;
        min-height: auto;
        padding-top: 55px;
    }

    .login-hero {
        display: none;
    }

    .login-showcase__title {
        max-width: 620px;
        font-size: clamp(46px, 8vw, 62px);
    }

    .login-features {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
    }

    .login-feature {
        align-items: flex-start;
        flex-direction: column;
        min-height: 155px;
    }

    .login-form-section {
        min-height: auto;
        padding: 68px 28px 32px;
    }
}

/* =========================================================
   Mobil
========================================================= */

@media (max-width: 700px) {
    .login-showcase {
        padding: 26px 20px 40px;
    }

    .login-brand__mark {
        width: 52px;
        height: 52px;
        border-radius: 15px;
        font-size: 23px;
    }

    .login-brand__name {
        font-size: 21px;
    }

    .login-showcase__body {
        padding-top: 42px;
    }

    .login-showcase__title {
        font-size: 44px;
        letter-spacing: -2px;
    }

    .login-showcase__description {
        margin-top: 20px;
        font-size: 15px;
    }

    .login-features {
        display: flex;
        margin-top: 28px;
    }

    .login-feature {
        align-items: center;
        flex-direction: row;
        max-width: none;
        min-height: 80px;
    }

    .login-form-section {
        padding: 48px 15px 25px;
    }

    .login-card {
        padding: 34px 22px 30px;
        border-radius: 23px;
    }

    .login-card__header h2 {
        font-size: 24px;
    }

    .login-form-options {
        align-items: flex-start;
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 420px) {
    .login-showcase__title {
        font-size: 39px;
    }

    .login-feature {
        padding: 13px;
    }

    .login-feature__icon {
        width: 46px;
        height: 46px;
    }

    .login-card {
        padding: 30px 17px;
    }

    .login-security-icon {
        width: 60px;
        height: 60px;
        border-radius: 18px;
    }
}